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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.359 by root, Sat Sep 8 18:15:55 2007 UTC vs.
Revision 1.539 by root, Tue May 4 22:49:21 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
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use Guard ();
15	use Coro 3.64 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS ();	53	use JSON::XS 2.01 ();
27	use BDB ();	54	use BDB ();
28	use Data::Dumper;	55	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	56	use Fcntl;
31	use YAML::Syck ();	57	use YAML::XS ();
32	use IO::AIO 2.32 ();	58	use IO::AIO ();
33	use Time::HiRes;	59	use Time::HiRes;
34	use Compress::LZF;	60	use Compress::LZF;
35	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
36		64
37	# configure various modules to our taste	65	# configure various modules to our taste
38	#	66	#
39	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		75
43	$Event::Eval = 1; # no idea why this is required, but it is	76	# strictly for debugging
44		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		78
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		80
52	our %COMMAND = ();	81	our %COMMAND = ();
53	our %COMMAND_TIME = ();	82	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	85	our %EXTCMD = ();
57	our %EXTICMD = ();	86	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	87	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	88	our %EXT_MAP = (); # pluggable maps
60		89
61	our $RELOAD; # number of reloads so far	90	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	91	our @EVENT;
		92	our @REFLECT; # set by XS
		93	our %REFLECT; # set by us
63		94
64	our $CONFDIR = confdir;	95	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	96	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	97	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	98	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	99	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	100	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	101	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	102	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	103	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	104	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	105	our $BDBDIR = "$LOCALDIR/db";
		106	our $PIDFILE = "$LOCALDIR/pid";
		107	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		108
		109	our %RESOURCE; # unused
		110
		111	our $OUTPUT_RATE_MIN = 3000;
		112	our $OUTPUT_RATE_MAX = 1000000;
		113
		114	our $MAX_LINKS = 32; # how many chained exits to follow
		115	our $VERBOSE_IO = 1;
75		116
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	117	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	118	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	119	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	120	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		121
		122	our $BDB_DEADLOCK_WATCHER;
		123	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	124	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	125	our $DB_ENV;
		126
		127	our @EXTRA_MODULES = qw(pod match mapscript);
86		128
87	our %CFG;	129	our %CFG;
88		130
89	our $UPTIME; $UPTIME ||= time;	131	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	132	our $RUNTIME;
		133	our $NOW;
91		134
92	our (%PLAYER, %PLAYER_LOADING); # all users	135	our (%PLAYER, %PLAYER_LOADING); # all users
93	our (%MAP, %MAP_LOADING ); # all maps	136	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	137	our $LINK_MAP; # the special {link} map, which is always available
95		138
96	# used to convert map paths into valid unix filenames by replacing / by ∕	139	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	140	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		141
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	142	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	143	our $LOADAVG; # same thing, but with alpha-smoothing
		144	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	145	our $TICK_START; # for load detecting purposes
		146
		147	our @POST_INIT;
		148
		149	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		150	our $REALLY_UNLOOP; # never set to true, please :)
102		151
103	binmode STDOUT;	152	binmode STDOUT;
104	binmode STDERR;	153	binmode STDERR;
105		154
106	# read virtual server time, if available	155	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	156	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	157	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	158	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	159	$RUNTIME = <$fh> + 0.;
111	}	160	}
		161
		162	eval "sub TICK() { $TICK } 1" or die;
112		163
113	mkdir $_	164	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	165	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		166
116	our $EMERGENCY_POSITION;	167	our $EMERGENCY_POSITION;
117		168
118	sub cf::map::normalise;	169	sub cf::map::normalise;
		170
		171	sub in_main() {
		172	$Coro::current == $Coro::main
		173	}
		174
		175	#############################################################################
		176
		177	%REFLECT = ();
		178	for (@REFLECT) {
		179	my $reflect = JSON::XS::decode_json $_;
		180	$REFLECT{$reflect->{class}} = $reflect;
		181	}
		182
		183	# this is decidedly evil
		184	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
119		185
120	#############################################################################	186	#############################################################################
121		187
122	=head2 GLOBAL VARIABLES	188	=head2 GLOBAL VARIABLES
123		189
…		…
159		225
160	The raw value load value from the last tick.	226	The raw value load value from the last tick.
161		227
162	=item %cf::CFG	228	=item %cf::CFG
163		229
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	230	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	231	from wherever your confdir points to.
166		232
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	233	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		234
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	235	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
170	returns directly I<after> the tick processing (and consequently, can only wake one process	236	returns directly I<after> the tick processing (and consequently, can only wake one process
171	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	237	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
172		238
173	=item @cf::INVOKE_RESULTS	239	=item @cf::INVOKE_RESULTS
174		240
175	This array contains the results of the last C<invoke ()> call. When	241	This array contains the results of the last C<invoke ()> call. When
176	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	242	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
177	that call.	243	that call.
178		244
		245	=item %cf::REFLECT
		246
		247	Contains, for each (C++) class name, a hash reference with information
		248	about object members (methods, scalars, arrays and flags) and other
		249	metadata, which is useful for introspection.
		250
179	=back	251	=back
180		252
181	=cut	253	=cut
182		254
183	BEGIN {	255	sub error(@) { LOG llevError, join "", @_ }
184	*CORE::GLOBAL::warn = sub {	256	sub warn (@) { LOG llevWarn , join "", @_ }
		257	sub info (@) { LOG llevInfo , join "", @_ }
		258	sub debug(@) { LOG llevDebug, join "", @_ }
		259	sub trace(@) { LOG llevTrace, join "", @_ }
		260
		261	$Coro::State::WARNHOOK = sub {
185	my $msg = join "", @_;	262	my $msg = join "", @_;
186		263
187	$msg .= "\n"	264	$msg .= "\n"
188	unless $msg =~ /\n$/;	265	unless $msg =~ /\n$/;
189		266
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	267	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		268
192	utf8::encode $msg;
193	LOG llevError, $msg;	269	LOG llevWarn, $msg;
194	};	270	};
195	}	271
		272	$Coro::State::DIEHOOK = sub {
		273	return unless $^S eq 0; # "eq", not "=="
		274
		275	error Carp::longmess $_[0];
		276
		277	if (in_main) {#d#
		278	error "DIEHOOK called in main context, Coro bug?\n";#d#
		279	return;#d#
		280	}#d#
		281
		282	# kill coroutine otherwise
		283	Coro::terminate
		284	};
196		285
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	286	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	287	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	288	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	289	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	296	for my $pkg (qw(
208	cf::global cf::attachable	297	cf::global cf::attachable
209	cf::object cf::object::player	298	cf::object cf::object::player
210	cf::client cf::player	299	cf::client cf::player
211	cf::arch cf::living	300	cf::arch cf::living
		301	cf::map cf::mapspace
212	cf::map cf::party cf::region	302	cf::party cf::region
213	)) {	303	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	304	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	305	}
217		306
218	$Event::DIED = sub {	307	$EV::DIED = sub {
219	warn "error in event callback: @_";	308	Carp::cluck "error in event callback: @_";
220	};	309	};
221		310
222	#############################################################################	311	#############################################################################
223		312
224	=head2 UTILITY FUNCTIONS	313	=head2 UTILITY FUNCTIONS
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	335	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	336	$d
248	} || "[unable to dump $_[0]: '$@']";	337	} || "[unable to dump $_[0]: '$@']";
249	}	338	}
250		339
251	=item $ref = cf::from_json $json	340	=item $ref = cf::decode_json $json
252		341
253	Converts a JSON string into the corresponding perl data structure.	342	Converts a JSON string into the corresponding perl data structure.
254		343
255	=item $json = cf::to_json $ref	344	=item $json = cf::encode_json $ref
256		345
257	Converts a perl data structure into its JSON representation.	346	Converts a perl data structure into its JSON representation.
258		347
259	=cut	348	=cut
260		349
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	350	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		351
263	sub to_json ($) { $json_coder->encode ($_[0]) }	352	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	353	sub decode_json($) { $json_coder->decode ($_[0]) }
		354
		355	=item cf::post_init { BLOCK }
		356
		357	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		358	but I<before> the server starts ticking again.
		359
		360	The cdoeblock will have a single boolean argument to indicate whether this
		361	is a reload or not.
		362
		363	=cut
		364
		365	sub post_init(&) {
		366	push @POST_INIT, shift;
		367	}
265		368
266	=item cf::lock_wait $string	369	=item cf::lock_wait $string
267		370
268	Wait until the given lock is available. See cf::lock_acquire.	371	Wait until the given lock is available. See cf::lock_acquire.
269		372
270	=item my $lock = cf::lock_acquire $string	373	=item my $lock = cf::lock_acquire $string
271		374
272	Wait until the given lock is available and then acquires it and returns	375	Wait until the given lock is available and then acquires it and returns
273	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	376	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
274	for example when the coroutine gets canceled), the lock is automatically	377	for example when the coroutine gets canceled), the lock is automatically
275	returned.	378	returned.
276		379
277	Locks are *not* recursive, locking from the same coro twice results in a	380	Locks are *not* recursive, locking from the same coro twice results in a
278	deadlocked coro.	381	deadlocked coro.
…		…
284		387
285	Return true if the lock is currently active, i.e. somebody has locked it.	388	Return true if the lock is currently active, i.e. somebody has locked it.
286		389
287	=cut	390	=cut
288		391
289	our %LOCK;	392	our $LOCKS = new Coro::SemaphoreSet;
290	our %LOCKER;#d#
291		393
292	sub lock_wait($) {	394	sub lock_wait($) {
293	my ($key) = @_;	395	$LOCKS->wait ($_[0]);
294
295	if ($LOCKER{$key} == $Coro::current) {#d#
296	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
297	return;#d#
298	}#d#
299
300	# wait for lock, if any
301	while ($LOCK{$key}) {
302	push @{ $LOCK{$key} }, $Coro::current;
303	Coro::schedule;
304	}
305	}	396	}
306		397
307	sub lock_acquire($) {	398	sub lock_acquire($) {
308	my ($key) = @_;	399	$LOCKS->guard ($_[0])
309
310	# wait, to be sure we are not locked
311	lock_wait $key;
312
313	$LOCK{$key} = [];
314	$LOCKER{$key} = $Coro::current;#d#
315
316	Coro::guard {
317	delete $LOCKER{$key};#d#
318	# wake up all waiters, to be on the safe side
319	$_->ready for @{ delete $LOCK{$key} };
320	}
321	}	400	}
322		401
323	sub lock_active($) {	402	sub lock_active($) {
324	my ($key) = @_;	403	$LOCKS->count ($_[0]) < 1
325
326	! ! $LOCK{$key}
327	}	404	}
328		405
329	sub freeze_mainloop {	406	sub freeze_mainloop {
330	return unless $TICK_WATCHER->is_active;	407	tick_inhibit_inc;
331		408
332	my $guard = Coro::guard {	409	&Guard::guard (\&tick_inhibit_dec);
333	$TICK_WATCHER->start;	410	}
334	};	411
335	$TICK_WATCHER->stop;	412	=item cf::periodic $interval, $cb
336	$guard	413
		414	Like EV::periodic, but randomly selects a starting point so that the actions
		415	get spread over time.
		416
		417	=cut
		418
		419	sub periodic($$) {
		420	my ($interval, $cb) = @_;
		421
		422	my $start = rand List::Util::min 180, $interval;
		423
		424	EV::periodic $start, $interval, 0, $cb
337	}	425	}
338		426
339	=item cf::get_slot $time[, $priority[, $name]]	427	=item cf::get_slot $time[, $priority[, $name]]
340		428
341	Allocate $time seconds of blocking CPU time at priority C<$priority>:	429	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
349		437
350	=cut	438	=cut
351		439
352	our @SLOT_QUEUE;	440	our @SLOT_QUEUE;
353	our $SLOT_QUEUE;	441	our $SLOT_QUEUE;
		442	our $SLOT_DECAY = 0.9;
354		443
355	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	444	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
356	$SLOT_QUEUE = Coro::async {	445	$SLOT_QUEUE = Coro::async {
		446	$Coro::current->desc ("timeslot manager");
		447
357	my $signal = new Coro::Signal;	448	my $signal = new Coro::Signal;
		449	my $busy;
358		450
359	while () {	451	while () {
360	next_job:	452	next_job:
		453
361	my $avail = cf::till_tick;	454	my $avail = cf::till_tick;
362	if ($avail > 0.01) {	455
363	for (0 .. $#SLOT_QUEUE) {	456	for (0 .. $#SLOT_QUEUE) {
364	if ($SLOT_QUEUE[$_][0] < $avail) {	457	if ($SLOT_QUEUE[$_][0] <= $avail) {
		458	$busy = 0;
365	my $job = splice @SLOT_QUEUE, $_, 1, ();	459	my $job = splice @SLOT_QUEUE, $_, 1, ();
366	$job->[2]->send;	460	$job->[2]->send;
367	Coro::cede;	461	Coro::cede;
368	goto next_job;	462	goto next_job;
369	}	463	} else {
		464	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
370	}	465	}
371	}	466	}
372		467
373	if (@SLOT_QUEUE) {	468	if (@SLOT_QUEUE) {
374	# we do not use wait_For_tick() as it returns immediately when tick is inactive	469	# we do not use wait_for_tick() as it returns immediately when tick is inactive
375	push @cf::WAIT_FOR_TICK, $signal;	470	push @cf::WAIT_FOR_TICK, $signal;
376	$signal->wait;	471	$signal->wait;
377	} else {	472	} else {
		473	$busy = 0;
378	Coro::schedule;	474	Coro::schedule;
379	}	475	}
380	}	476	}
381	};	477	};
382		478
383	sub get_slot($;$$) {	479	sub get_slot($;$$) {
		480	return if tick_inhibit || $Coro::current == $Coro::main;
		481
384	my ($time, $pri, $name) = @_;	482	my ($time, $pri, $name) = @_;
385		483
386	$time = $TICK * .6 if $time > $TICK * .6;	484	$time = clamp $time, 0.01, $TICK * .6;
		485
387	my $sig = new Coro::Signal;	486	my $sig = new Coro::Signal;
388		487
389	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	488	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
390	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	489	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
391	$SLOT_QUEUE->ready;	490	$SLOT_QUEUE->ready;
…		…
402		501
403	BEGIN { *async = \&Coro::async_pool }	502	BEGIN { *async = \&Coro::async_pool }
404		503
405	=item cf::sync_job { BLOCK }	504	=item cf::sync_job { BLOCK }
406		505
407	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	506	The design of Deliantra requires that the main coroutine ($Coro::main)
408	is always able to handle events or runnable, as Crossfire TRT is only	507	is always able to handle events or runnable, as Deliantra is only
409	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	508	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
410	acceptable.	509	acceptable.
411		510
412	If it must be done, put the blocking parts into C<sync_job>. This will run	511	If it must be done, put the blocking parts into C<sync_job>. This will run
413	the given BLOCK in another coroutine while waiting for the result. The	512	the given BLOCK in another coroutine while waiting for the result. The
…		…
417	=cut	516	=cut
418		517
419	sub sync_job(&) {	518	sub sync_job(&) {
420	my ($job) = @_;	519	my ($job) = @_;
421		520
422	if ($Coro::current == $Coro::main) {	521	if (in_main) {
423	my $time = Event::time;	522	my $time = AE::time;
424		523
425	# this is the main coro, too bad, we have to block	524	# this is the main coro, too bad, we have to block
426	# till the operation succeeds, freezing the server :/	525	# till the operation succeeds, freezing the server :/
427		526
428	# TODO: use suspend/resume instead	527	#LOG llevError, Carp::longmess "sync job";#d#
429	# (but this is cancel-safe)	528
430	my $freeze_guard = freeze_mainloop;	529	my $freeze_guard = freeze_mainloop;
431		530
432	my $busy = 1;	531	my $busy = 1;
433	my @res;	532	my @res;
434		533
435	(async {	534	(async {
		535	$Coro::current->desc ("sync job coro");
436	@res = eval { $job->() };	536	@res = eval { $job->() };
437	warn $@ if $@;	537	error $@ if $@;
438	undef $busy;	538	undef $busy;
439	})->prio (Coro::PRIO_MAX);	539	})->prio (Coro::PRIO_MAX);
440		540
441	while ($busy) {	541	while ($busy) {
442	Coro::cede or Event::one_event;	542	if (Coro::nready) {
		543	Coro::cede_notself;
		544	} else {
		545	EV::loop EV::LOOP_ONESHOT;
443	}	546	}
		547	}
444		548
445	$time = Event::time - $time;	549	my $time = AE::time - $time;
446		550
447	LOG llevError | logBacktrace, Carp::longmess "long sync job"
448	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
449
450	$tick_start += $time; # do not account sync jobs to server load	551	$TICK_START += $time; # do not account sync jobs to server load
451		552
452	wantarray ? @res : $res[0]	553	wantarray ? @res : $res[0]
453	} else {	554	} else {
454	# we are in another coroutine, how wonderful, everything just works	555	# we are in another coroutine, how wonderful, everything just works
455		556
…		…
480	=item fork_call { }, $args	581	=item fork_call { }, $args
481		582
482	Executes the given code block with the given arguments in a seperate	583	Executes the given code block with the given arguments in a seperate
483	process, returning the results. Everything must be serialisable with	584	process, returning the results. Everything must be serialisable with
484	Coro::Storable. May, of course, block. Note that the executed sub may	585	Coro::Storable. May, of course, block. Note that the executed sub may
485	never block itself or use any form of Event handling.	586	never block itself or use any form of event handling.
486		587
487	=cut	588	=cut
488		589
489	sub fork_call(&@) {	590	sub fork_call(&@) {
490	my ($cb, @args) = @_;	591	my ($cb, @args) = @_;
…		…
499	}, @args;	600	}, @args;
500		601
501	wantarray ? @res : $res[-1]	602	wantarray ? @res : $res[-1]
502	}	603	}
503		604
		605	sub objinfo {
		606	(
		607	"counter value" => cf::object::object_count,
		608	"objects created" => cf::object::create_count,
		609	"objects destroyed" => cf::object::destroy_count,
		610	"freelist size" => cf::object::free_count,
		611	"allocated objects" => cf::object::objects_size,
		612	"active objects" => cf::object::actives_size,
		613	)
		614	}
		615
		616	=item $coin = coin_from_name $name
		617
		618	=cut
		619
		620	our %coin_alias = (
		621	"silver" => "silvercoin",
		622	"silvercoin" => "silvercoin",
		623	"silvercoins" => "silvercoin",
		624	"gold" => "goldcoin",
		625	"goldcoin" => "goldcoin",
		626	"goldcoins" => "goldcoin",
		627	"platinum" => "platinacoin",
		628	"platinumcoin" => "platinacoin",
		629	"platinumcoins" => "platinacoin",
		630	"platina" => "platinacoin",
		631	"platinacoin" => "platinacoin",
		632	"platinacoins" => "platinacoin",
		633	"royalty" => "royalty",
		634	"royalties" => "royalty",
		635	);
		636
		637	sub coin_from_name($) {
		638	$coin_alias{$_[0]}
		639	? cf::arch::find $coin_alias{$_[0]}
		640	: undef
		641	}
		642
504	=item $value = cf::db_get $family => $key	643	=item $value = cf::db_get $family => $key
505		644
506	Returns a single value from the environment database.	645	Returns a single value from the environment database.
507		646
508	=item cf::db_put $family => $key => $value	647	=item cf::db_put $family => $key => $value
509		648
510	Stores the given C<$value> in the family. It can currently store binary	649	Stores the given C<$value> in the family. It can currently store binary
511	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	650	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
512		651
		652	=item $db = cf::db_table "name"
		653
		654	Create and/or open a new database table. The string must not be "db" and must be unique
		655	within each server.
		656
513	=cut	657	=cut
		658
		659	sub db_table($) {
		660	cf::error "db_get called from main context"
		661	if $Coro::current == $Coro::main;
		662
		663	my ($name) = @_;
		664	my $db = BDB::db_create $DB_ENV;
		665
		666	eval {
		667	$db->set_flags (BDB::CHKSUM);
		668
		669	utf8::encode $name;
		670	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		671	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		672	cf::cleanup "db_open(db): $!" if $!;
		673	};
		674	cf::cleanup "db_open(db): $@" if $@;
		675
		676	$db
		677	}
514		678
515	our $DB;	679	our $DB;
516		680
517	sub db_init {	681	sub db_init {
518	unless ($DB) {	682	$DB ||= db_table "db";
519	$DB = BDB::db_create $DB_ENV;
520
521	cf::sync_job {
522	eval {
523	$DB->set_flags (BDB::CHKSUM);
524
525	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
526	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
527	cf::cleanup "db_open(db): $!" if $!;
528	};
529	cf::cleanup "db_open(db): $@" if $@;
530	};
531	}
532	}	683	}
533		684
534	sub db_get($$) {	685	sub db_get($$) {
535	my $key = "$_[0]/$_[1]";	686	my $key = "$_[0]/$_[1]";
536		687
537	cf::sync_job {	688	cf::error "db_get called from main context"
		689	if $Coro::current == $Coro::main;
		690
538	BDB::db_get $DB, undef, $key, my $data;	691	BDB::db_get $DB, undef, $key, my $data;
539		692
540	$! ? ()	693	$! ? ()
541	: $data	694	: $data
542	}
543	}	695	}
544		696
545	sub db_put($$$) {	697	sub db_put($$$) {
546	BDB::dbreq_pri 4;	698	BDB::dbreq_pri 4;
547	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	699	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
603		755
604	my $t1 = Time::HiRes::time;	756	my $t1 = Time::HiRes::time;
605	my $data = $process->(\@data);	757	my $data = $process->(\@data);
606	my $t2 = Time::HiRes::time;	758	my $t2 = Time::HiRes::time;
607		759
608	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	760	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
609		761
610	db_put cache => "$id/data", $data;	762	db_put cache => "$id/data", $data;
611	db_put cache => "$id/md5" , $md5;	763	db_put cache => "$id/md5" , $md5;
612	db_put cache => "$id/meta", $meta;	764	db_put cache => "$id/meta", $meta;
613		765
…		…
623		775
624	=cut	776	=cut
625		777
626	sub datalog($@) {	778	sub datalog($@) {
627	my ($type, %kv) = @_;	779	my ($type, %kv) = @_;
628	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	780	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
629	}	781	}
630		782
631	=back	783	=back
632		784
633	=cut	785	=cut
634		786
635	#############################################################################	787	#############################################################################
636		788
637	=head2 ATTACHABLE OBJECTS	789	=head2 ATTACHABLE OBJECTS
638		790
639	Many objects in crossfire are so-called attachable objects. That means you can	791	Many objects in deliantra are so-called attachable objects. That means you can
640	attach callbacks/event handlers (a collection of which is called an "attachment")	792	attach callbacks/event handlers (a collection of which is called an "attachment")
641	to it. All such attachable objects support the following methods.	793	to it. All such attachable objects support the following methods.
642		794
643	In the following description, CLASS can be any of C<global>, C<object>	795	In the following description, CLASS can be any of C<global>, C<object>
644	C<player>, C<client> or C<map> (i.e. the attachable objects in	796	C<player>, C<client> or C<map> (i.e. the attachable objects in
645	Crossfire TRT).	797	Deliantra).
646		798
647	=over 4	799	=over 4
648		800
649	=item $attachable->attach ($attachment, key => $value...)	801	=item $attachable->attach ($attachment, key => $value...)
650		802
…		…
694	=item cf::CLASS::attachment $name, ...	846	=item cf::CLASS::attachment $name, ...
695		847
696	Register an attachment by C<$name> through which attachable objects of the	848	Register an attachment by C<$name> through which attachable objects of the
697	given CLASS can refer to this attachment.	849	given CLASS can refer to this attachment.
698		850
699	Some classes such as crossfire maps and objects can specify attachments	851	Some classes such as deliantra maps and objects can specify attachments
700	that are attached at load/instantiate time, thus the need for a name.	852	that are attached at load/instantiate time, thus the need for a name.
701		853
702	These calls expect any number of the following handler/hook descriptions:	854	These calls expect any number of the following handler/hook descriptions:
703		855
704	=over 4	856	=over 4
…		…
828		980
829	} elsif (exists $cb_id{$type}) {	981	} elsif (exists $cb_id{$type}) {
830	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	982	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
831		983
832	} elsif (ref $type) {	984	} elsif (ref $type) {
833	warn "attaching objects not supported, ignoring.\n";	985	error "attaching objects not supported, ignoring.\n";
834		986
835	} else {	987	} else {
836	shift @arg;	988	shift @arg;
837	warn "attach argument '$type' not supported, ignoring.\n";	989	error "attach argument '$type' not supported, ignoring.\n";
838	}	990	}
839	}	991	}
840	}	992	}
841		993
842	sub _object_attach {	994	sub _object_attach {
…		…
852	_attach $registry, $klass, @attach;	1004	_attach $registry, $klass, @attach;
853	}	1005	}
854		1006
855	$obj->{$name} = \%arg;	1007	$obj->{$name} = \%arg;
856	} else {	1008	} else {
857	warn "object uses attachment '$name' which is not available, postponing.\n";	1009	info "object uses attachment '$name' which is not available, postponing.\n";
858	}	1010	}
859		1011
860	$obj->{_attachment}{$name} = undef;	1012	$obj->{_attachment}{$name} = undef;
861	}	1013	}
862		1014
…		…
921		1073
922	for (@$callbacks) {	1074	for (@$callbacks) {
923	eval { &{$_->[1]} };	1075	eval { &{$_->[1]} };
924		1076
925	if ($@) {	1077	if ($@) {
926	warn "$@";
927	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1078	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
928	override;	1079	override;
929	}	1080	}
930		1081
931	return 1 if $override;	1082	return 1 if $override;
932	}	1083	}
933		1084
934	0	1085	0
935	}	1086	}
936		1087
937	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1088	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
938		1089
939	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1090	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
940		1091
941	Generate an object-specific event with the given arguments.	1092	Generate an object-specific event with the given arguments.
942		1093
…		…
948		1099
949	=cut	1100	=cut
950		1101
951	#############################################################################	1102	#############################################################################
952	# object support	1103	# object support
953	#
954		1104
		1105	sub _object_equal($$);
		1106	sub _object_equal($$) {
		1107	my ($a, $b) = @_;
		1108
		1109	return 0 unless (ref $a) eq (ref $b);
		1110
		1111	if ("HASH" eq ref $a) {
		1112	my @ka = keys %$a;
		1113	my @kb = keys %$b;
		1114
		1115	return 0 if @ka != @kb;
		1116
		1117	for (0 .. $#ka) {
		1118	return 0 unless $ka[$_] eq $kb[$_];
		1119	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1120	}
		1121
		1122	} elsif ("ARRAY" eq ref $a) {
		1123
		1124	return 0 if @$a != @$b;
		1125
		1126	for (0 .. $#$a) {
		1127	return 0 unless _object_equal $a->[$_], $b->[$_];
		1128	}
		1129
		1130	} elsif ($a ne $b) {
		1131	return 0;
		1132	}
		1133
		1134	1
		1135	}
		1136
		1137	our $SLOW_MERGES;#d#
955	sub _can_merge {	1138	sub _can_merge {
956	my ($ob1, $ob2) = @_;	1139	my ($ob1, $ob2) = @_;
957		1140
958	local $Storable::canonical = 1;	1141	++$SLOW_MERGES;#d#
959	my $fob1 = Storable::freeze $ob1;
960	my $fob2 = Storable::freeze $ob2;
961		1142
962	$fob1 eq $fob2	1143	# we do the slow way here
		1144	return _object_equal $ob1, $ob2
963	}	1145	}
964		1146
965	sub reattach {	1147	sub reattach {
966	# basically do the same as instantiate, without calling instantiate	1148	# basically do the same as instantiate, without calling instantiate
967	my ($obj) = @_;	1149	my ($obj) = @_;
968		1150
		1151	# no longer needed after getting rid of delete_package?
969	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1152	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
970		1153
971	my $registry = $obj->registry;	1154	my $registry = $obj->registry;
972		1155
973	@$registry = ();	1156	@$registry = ();
974		1157
…		…
979	for (@$attach) {	1162	for (@$attach) {
980	my ($klass, @attach) = @$_;	1163	my ($klass, @attach) = @$_;
981	_attach $registry, $klass, @attach;	1164	_attach $registry, $klass, @attach;
982	}	1165	}
983	} else {	1166	} else {
984	warn "object uses attachment '$name' that is not available, postponing.\n";	1167	info "object uses attachment '$name' that is not available, postponing.\n";
985	}	1168	}
986	}	1169	}
987	}	1170	}
988		1171
989	cf::attachable->attach (	1172	cf::attachable->attach (
990	prio => -1000000,	1173	prio => -1000000,
991	on_instantiate => sub {	1174	on_instantiate => sub {
992	my ($obj, $data) = @_;	1175	my ($obj, $data) = @_;
993		1176
994	$data = from_json $data;	1177	$data = decode_json $data;
995		1178
996	for (@$data) {	1179	for (@$data) {
997	my ($name, $args) = @$_;	1180	my ($name, $args) = @$_;
998		1181
999	$obj->attach ($name, %{$args || {} });	1182	$obj->attach ($name, %{$args || {} });
…		…
1013	);	1196	);
1014		1197
1015	sub object_freezer_save {	1198	sub object_freezer_save {
1016	my ($filename, $rdata, $objs) = @_;	1199	my ($filename, $rdata, $objs) = @_;
1017		1200
1018	my $guard = cf::lock_acquire "io";
1019
1020	sync_job {	1201	sync_job {
1021	if (length $$rdata) {	1202	if (length $$rdata) {
		1203	utf8::decode (my $decname = $filename);
1022	warn sprintf "saving %s (%d,%d)\n",	1204	trace sprintf "saving %s (%d,%d)\n",
1023	$filename, length $$rdata, scalar @$objs;	1205	$decname, length $$rdata, scalar @$objs
		1206	if $VERBOSE_IO;
1024		1207
1025	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1208	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1026	chmod SAVE_MODE, $fh;	1209	aio_chmod $fh, SAVE_MODE;
1027	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1210	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1028	aio_fsync $fh if $cf::USE_FSYNC;	1211	if ($cf::USE_FSYNC) {
		1212	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;
		1213	aio_fsync $fh;
		1214	}
1029	close $fh;	1215	aio_close $fh;
1030		1216
1031	if (@$objs) {	1217	if (@$objs) {
1032	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1218	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1033	chmod SAVE_MODE, $fh;	1219	aio_chmod $fh, SAVE_MODE;
1034	my $data = Storable::nfreeze { version => 1, objs => $objs };	1220	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1035	aio_write $fh, 0, (length $data), $data, 0;	1221	aio_write $fh, 0, (length $data), $data, 0;
1036	aio_fsync $fh if $cf::USE_FSYNC;	1222	if ($cf::USE_FSYNC) {
		1223	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;
		1224	aio_fsync $fh;
		1225	}
1037	close $fh;	1226	aio_close $fh;
1038	aio_rename "$filename.pst~", "$filename.pst";	1227	aio_rename "$filename.pst~", "$filename.pst";
1039	}	1228	}
1040	} else {	1229	} else {
1041	aio_unlink "$filename.pst";	1230	aio_unlink "$filename.pst";
1042	}	1231	}
1043		1232
1044	aio_rename "$filename~", $filename;	1233	aio_rename "$filename~", $filename;
		1234
		1235	$filename =~ s%/[^/]+$%%;
		1236	aio_pathsync $filename if $cf::USE_FSYNC;
1045	} else {	1237	} else {
1046	warn "FATAL: $filename~: $!\n";	1238	error "unable to save objects: $filename~: $!\n";
1047	}	1239	}
1048	} else {	1240	} else {
1049	aio_unlink $filename;	1241	aio_unlink $filename;
1050	aio_unlink "$filename.pst";	1242	aio_unlink "$filename.pst";
1051	}	1243	}
1052	};	1244	};
1053
1054	undef $guard;
1055	}	1245	}
1056		1246
1057	sub object_freezer_as_string {	1247	sub object_freezer_as_string {
1058	my ($rdata, $objs) = @_;	1248	my ($rdata, $objs) = @_;
1059		1249
…		…
1064		1254
1065	sub object_thawer_load {	1255	sub object_thawer_load {
1066	my ($filename) = @_;	1256	my ($filename) = @_;
1067		1257
1068	my ($data, $av);	1258	my ($data, $av);
1069
1070	my $guard = cf::lock_acquire "io";
1071		1259
1072	(aio_load $filename, $data) >= 0	1260	(aio_load $filename, $data) >= 0
1073	or return;	1261	or return;
1074		1262
1075	unless (aio_stat "$filename.pst") {	1263	unless (aio_stat "$filename.pst") {
1076	(aio_load "$filename.pst", $av) >= 0	1264	(aio_load "$filename.pst", $av) >= 0
1077	or return;	1265	or return;
1078		1266
1079	undef $guard;
1080	$av = eval { (Storable::thaw $av)->{objs} };	1267	my $st = eval { Coro::Storable::thaw $av };
		1268	$av = $st->{objs};
1081	}	1269	}
1082		1270
		1271	utf8::decode (my $decname = $filename);
1083	warn sprintf "loading %s (%d)\n",	1272	trace sprintf "loading %s (%d,%d)\n",
1084	$filename, length $data, scalar @{$av || []};	1273	$decname, length $data, scalar @{$av || []}
		1274	if $VERBOSE_IO;
1085		1275
1086	($data, $av)	1276	($data, $av)
1087	}	1277	}
1088		1278
1089	=head2 COMMAND CALLBACKS	1279	=head2 COMMAND CALLBACKS
…		…
1145	my ($name, $cb) = @_;	1335	my ($name, $cb) = @_;
1146		1336
1147	$EXTICMD{$name} = $cb;	1337	$EXTICMD{$name} = $cb;
1148	}	1338	}
1149		1339
		1340	use File::Glob ();
		1341
1150	cf::player->attach (	1342	cf::player->attach (
1151	on_command => sub {	1343	on_unknown_command => sub {
1152	my ($pl, $name, $params) = @_;	1344	my ($pl, $name, $params) = @_;
1153		1345
1154	my $cb = $COMMAND{$name}	1346	my $cb = $COMMAND{$name}
1155	or return;	1347	or return;
1156		1348
…		…
1179		1371
1180	$pl->ext_reply ($reply, @reply)	1372	$pl->ext_reply ($reply, @reply)
1181	if $reply;	1373	if $reply;
1182		1374
1183	} else {	1375	} else {
1184	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1376	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1185	}	1377	}
1186		1378
1187	cf::override;	1379	cf::override;
1188	},	1380	},
1189	);	1381	);
1190		1382
		1383	# "readahead" all extensions
		1384	sub cache_extensions {
		1385	my $grp = IO::AIO::aio_group;
		1386
		1387	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1388	for (grep /\.ext$/, @{$_[0]}) {
		1389	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1390	}
		1391	};
		1392
		1393	$grp
		1394	}
		1395
1191	sub load_extensions {	1396	sub load_extensions {
		1397	info "loading extensions...";
		1398
1192	cf::sync_job {	1399	cf::sync_job {
1193	my %todo;	1400	my %todo;
1194		1401
1195	for my $path (<$LIBDIR/*.ext>) {	1402	for my $path (<$LIBDIR/*.ext>) {
1196	next unless -r $path;	1403	next unless -r $path;
…		…
1214		1421
1215	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1422	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1216	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1423	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1217		1424
1218	$ext{source} =	1425	$ext{source} =
1219	"package $pkg; use strict; use utf8;\n"	1426	"package $pkg; use common::sense;\n"
1220	. "#line 1 \"$path\"\n{\n"	1427	. "#line 1 \"$path\"\n{\n"
1221	. $source	1428	. $source
1222	. "\n};\n1";	1429	. "\n};\n1";
1223		1430
1224	$todo{$base} = \%ext;	1431	$todo{$base} = \%ext;
1225	}	1432	}
1226		1433
		1434	my $pass = 0;
1227	my %done;	1435	my %done;
1228	while (%todo) {	1436	while (%todo) {
1229	my $progress;	1437	my $progress;
1230		1438
		1439	++$pass;
		1440
		1441	ext:
1231	while (my ($k, $v) = each %todo) {	1442	while (my ($k, $v) = each %todo) {
1232	for (split /,\s*/, $v->{meta}{depends}) {	1443	for (split /,\s*/, $v->{meta}{depends}) {
1233	goto skip	1444	next ext
1234	unless exists $done{$_};	1445	unless exists $done{$_};
1235	}	1446	}
1236		1447
1237	warn "... loading '$k' into '$v->{pkg}'\n";	1448	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1238		1449
1239	unless (eval $v->{source}) {	1450	my $active = eval $v->{source};
		1451
		1452	if (length $@) {
1240	my $msg = $@ ? "$v->{path}: $@\n"	1453	error "$v->{path}: $@\n";
1241	: "$v->{base}: extension inactive.\n";	1454	undef $@; # work around perl 5.10.0 utf-8 caching bug
1242		1455
		1456	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1243	if (exists $v->{meta}{mandatory}) {	1457	if exists $v->{meta}{mandatory};
1244	warn $msg;	1458
1245	warn "mandatory extension failed to load, exiting.\n";	1459	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1246	exit 1;	1460	delete $todo{$k};
1247	}	1461	} else {
1248		1462	$done{$k} = delete $todo{$k};
1249	warn $msg;	1463	push @EXTS, $v->{pkg};
		1464	$progress = 1;
		1465
		1466	info "$v->{base}: extension inactive.\n"
		1467	unless $active;
1250	}	1468	}
1251
1252	$done{$k} = delete $todo{$k};
1253	push @EXTS, $v->{pkg};
1254	$progress = 1;
1255	}	1469	}
1256		1470
1257	skip:	1471	unless ($progress) {
1258	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1472	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1259	unless $progress;	1473
		1474	while (my ($k, $v) = each %todo) {
		1475	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1476	if exists $v->{meta}{mandatory};
		1477	}
		1478	}
1260	}	1479	}
1261	};	1480	};
1262	}	1481	}
1263		1482
1264	#############################################################################	1483	#############################################################################
1265		1484
1266	=back	1485	=back
1267		1486
1268	=head2 CORE EXTENSIONS	1487	=head2 CORE EXTENSIONS
1269		1488
1270	Functions and methods that extend core crossfire objects.	1489	Functions and methods that extend core deliantra objects.
1271		1490
1272	=cut	1491	=cut
1273		1492
1274	package cf::player;	1493	package cf::player;
1275		1494
1276	use Coro::AIO;	1495	use Coro::AIO;
1277		1496
1278	=head3 cf::player	1497	=head3 cf::player
1279		1498
1280	=over 4	1499	=over 4
		1500
		1501	=item cf::player::num_playing
		1502
		1503	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1504
		1505	=cut
		1506
		1507	sub num_playing {
		1508	scalar grep
		1509	$_->ob->map
		1510	&& !$_->hidden
		1511	&& !$_->ob->flag (cf::FLAG_WIZ),
		1512	cf::player::list
		1513	}
1281		1514
1282	=item cf::player::find $login	1515	=item cf::player::find $login
1283		1516
1284	Returns the given player object, loading it if necessary (might block).	1517	Returns the given player object, loading it if necessary (might block).
1285		1518
…		…
1304		1537
1305	sub exists($) {	1538	sub exists($) {
1306	my ($login) = @_;	1539	my ($login) = @_;
1307		1540
1308	$cf::PLAYER{$login}	1541	$cf::PLAYER{$login}
1309	or cf::sync_job { !aio_stat path $login }	1542	or !aio_stat path $login
1310	}	1543	}
1311		1544
1312	sub find($) {	1545	sub find($) {
1313	return $cf::PLAYER{$_[0]} || do {	1546	return $cf::PLAYER{$_[0]} || do {
1314	my $login = $_[0];	1547	my $login = $_[0];
…		…
1324	aio_unlink +(playerdir $login) . "/$login.pl";	1557	aio_unlink +(playerdir $login) . "/$login.pl";
1325		1558
1326	my $f = new_from_file cf::object::thawer path $login	1559	my $f = new_from_file cf::object::thawer path $login
1327	or return;	1560	or return;
1328		1561
1329	$f->next;
1330	my $pl = cf::player::load_pl $f	1562	my $pl = cf::player::load_pl $f
1331	or return;	1563	or return;
		1564
1332	local $cf::PLAYER_LOADING{$login} = $pl;	1565	local $cf::PLAYER_LOADING{$login} = $pl;
1333	$f->resolve_delayed_derefs;	1566	$f->resolve_delayed_derefs;
1334	$cf::PLAYER{$login} = $pl	1567	$cf::PLAYER{$login} = $pl
1335	}	1568	}
1336	}	1569	}
1337	}	1570	}
1338		1571
		1572	cf::player->attach (
		1573	on_load => sub {
		1574	my ($pl, $path) = @_;
		1575
		1576	# restore slots saved in save, below
		1577	my $slots = delete $pl->{_slots};
		1578
		1579	$pl->ob->current_weapon ($slots->[0]);
		1580	$pl->combat_ob ($slots->[1]);
		1581	$pl->ranged_ob ($slots->[2]);
		1582	},
		1583	);
		1584
1339	sub save($) {	1585	sub save($) {
1340	my ($pl) = @_;	1586	my ($pl) = @_;
1341		1587
1342	return if $pl->{deny_save};	1588	return if $pl->{deny_save};
1343		1589
…		…
1346		1592
1347	return if $pl->{deny_save};	1593	return if $pl->{deny_save};
1348		1594
1349	aio_mkdir playerdir $pl, 0770;	1595	aio_mkdir playerdir $pl, 0770;
1350	$pl->{last_save} = $cf::RUNTIME;	1596	$pl->{last_save} = $cf::RUNTIME;
		1597
		1598	cf::get_slot 0.01;
		1599
		1600	# save slots, to be restored later
		1601	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1351		1602
1352	$pl->save_pl ($path);	1603	$pl->save_pl ($path);
1353	cf::cede_to_tick;	1604	cf::cede_to_tick;
1354	}	1605	}
1355		1606
…		…
1387	my ($pl) = @_;	1638	my ($pl) = @_;
1388		1639
1389	my $name = $pl->ob->name;	1640	my $name = $pl->ob->name;
1390		1641
1391	$pl->{deny_save} = 1;	1642	$pl->{deny_save} = 1;
1392	$pl->password ("*"); # this should lock out the player until we nuked the dir	1643	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1393		1644
1394	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1645	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1395	$pl->deactivate;	1646	$pl->deactivate;
		1647	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1396	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1648	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1397	$pl->ns->destroy if $pl->ns;	1649	$pl->ns->destroy if $pl->ns;
1398		1650
1399	my $path = playerdir $pl;	1651	my $path = playerdir $pl;
1400	my $temp = "$path~$cf::RUNTIME~deleting~";	1652	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1439		1691
1440	for my $login (@$dirs) {	1692	for my $login (@$dirs) {
1441	my $path = path $login;	1693	my $path = path $login;
1442		1694
1443	# a .pst is a dead give-away for a valid player	1695	# a .pst is a dead give-away for a valid player
1444	unless (-e "$path.pst") {	1696	# if no pst file found, open and chekc for blocked users
		1697	if (aio_stat "$path.pst") {
1445	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1698	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1446	aio_read $fh, 0, 512, my $buf, 0 or next;	1699	aio_read $fh, 0, 512, my $buf, 0 or next;
1447	$buf !~ /^password -------------$/m or next; # official not-valid tag	1700	$buf !~ /^password -------------$/m or next; # official not-valid tag
1448	}	1701	}
1449		1702
…		…
1453		1706
1454	\@logins	1707	\@logins
1455	}	1708	}
1456		1709
1457	=item $player->maps	1710	=item $player->maps
		1711
		1712	=item cf::player::maps $login
1458		1713
1459	Returns an arrayref of map paths that are private for this	1714	Returns an arrayref of map paths that are private for this
1460	player. May block.	1715	player. May block.
1461		1716
1462	=cut	1717	=cut
…		…
1480	}	1735	}
1481		1736
1482	\@paths	1737	\@paths
1483	}	1738	}
1484		1739
1485	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1740	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1486		1741
1487	Expand crossfire pod fragments into protocol xml.	1742	Expand deliantra pod fragments into protocol xml.
1488
1489	=cut
1490
1491	sub expand_cfpod {
1492	((my $self), (local $_)) = @_;
1493
1494	# escape & and <
1495	s/&/&amp;/g;
1496	s/(?<![BIUGHT])</&lt;/g;
1497
1498	# this is buggy, it needs to properly take care of nested <'s
1499
1500	1 while
1501	# replace B<>, I<>, U<> etc.
1502	s/B<([^\>]*)>/<b>$1<\/b>/
1503	|| s/I<([^\>]*)>/<i>$1<\/i>/
1504	|| s/U<([^\>]*)>/<u>$1<\/u>/
1505	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1506	# replace G<male|female> tags
1507	|| s{G<([^>|]*)\|([^>]*)>}{
1508	$self->gender ? $2 : $1
1509	}ge
1510	# replace H<hint text>
1511	|| s{H<([^\>]*)>}
1512	{
1513	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1514	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1515	"")
1516	[$self->{hintmode}]
1517	}ge;
1518
1519	# create single paragraphs (very hackish)
1520	s/(?<=\S)\n(?=\w)/ /g;
1521
1522	# compress some whitespace
1523	s/\s+\n/\n/g; # ws line-ends
1524	s/\n\n+/\n/g; # double lines
1525	s/^\n+//; # beginning lines
1526	s/\n+$//; # ending lines
1527
1528	$_
1529	}
1530
1531	sub hintmode {
1532	$_[0]{hintmode} = $_[1] if @_ > 1;
1533	$_[0]{hintmode}
1534	}
1535		1743
1536	=item $player->ext_reply ($msgid, @msg)	1744	=item $player->ext_reply ($msgid, @msg)
1537		1745
1538	Sends an ext reply to the player.	1746	Sends an ext reply to the player.
1539		1747
…		…
1571		1779
1572	=cut	1780	=cut
1573		1781
1574	sub find_by_path($) {	1782	sub find_by_path($) {
1575	my ($path) = @_;	1783	my ($path) = @_;
		1784
		1785	$path =~ s/^~[^\/]*//; # skip ~login
1576		1786
1577	my ($match, $specificity);	1787	my ($match, $specificity);
1578		1788
1579	for my $region (list) {	1789	for my $region (list) {
1580	if ($region->{match} && $path =~ $region->{match}) {	1790	if ($region->{match} && $path =~ $region->{match}) {
…		…
1606	our $MAX_RESET = 3600;	1816	our $MAX_RESET = 3600;
1607	our $DEFAULT_RESET = 3000;	1817	our $DEFAULT_RESET = 3000;
1608		1818
1609	sub generate_random_map {	1819	sub generate_random_map {
1610	my ($self, $rmp) = @_;	1820	my ($self, $rmp) = @_;
		1821
		1822	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1823
1611	# mit "rum" bekleckern, nicht	1824	# mit "rum" bekleckern, nicht
1612	$self->_create_random_map (	1825	$self->_create_random_map (
1613	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1826	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1614	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1827	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1615	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1828	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1616	$rmp->{exit_on_final_map},	1829	$rmp->{exit_on_final_map},
1617	$rmp->{xsize}, $rmp->{ysize},	1830	$rmp->{xsize}, $rmp->{ysize},
1618	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1831	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1619	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1832	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1634		1847
1635	sub register {	1848	sub register {
1636	my (undef, $regex, $prio) = @_;	1849	my (undef, $regex, $prio) = @_;
1637	my $pkg = caller;	1850	my $pkg = caller;
1638		1851
1639	no strict;
1640	push @{"$pkg\::ISA"}, __PACKAGE__;	1852	push @{"$pkg\::ISA"}, __PACKAGE__;
1641		1853
1642	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1854	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1643	}	1855	}
1644		1856
1645	# also paths starting with '/'	1857	# also paths starting with '/'
1646	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1858	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1647		1859
1648	sub thawer_merge {	1860	sub thawer_merge {
1649	my ($self, $merge) = @_;	1861	my ($self, $merge) = @_;
1650		1862
1651	# we have to keep some variables in memory intact	1863	# we have to keep some variables in memory intact
…		…
1737		1949
1738	# the temporary/swap location	1950	# the temporary/swap location
1739	sub save_path {	1951	sub save_path {
1740	my ($self) = @_;	1952	my ($self) = @_;
1741		1953
1742	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1954	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1743	"$TMPDIR/$path.map"	1955	"$TMPDIR/$path.map"
1744	}	1956	}
1745		1957
1746	# the unique path, undef == no special unique path	1958	# the unique path, undef == no special unique path
1747	sub uniq_path {	1959	sub uniq_path {
1748	my ($self) = @_;	1960	my ($self) = @_;
1749		1961
1750	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1962	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1751	"$UNIQUEDIR/$path"	1963	"$UNIQUEDIR/$path"
1752	}
1753
1754	# and all this just because we cannot iterate over
1755	# all maps in C++...
1756	sub change_all_map_light {
1757	my ($change) = @_;
1758
1759	$_->change_map_light ($change)
1760	for grep $_->outdoor, values %cf::MAP;
1761	}	1964	}
1762		1965
1763	sub decay_objects {	1966	sub decay_objects {
1764	my ($self) = @_;	1967	my ($self) = @_;
1765		1968
…		…
1849	sub find {	2052	sub find {
1850	my ($path, $origin) = @_;	2053	my ($path, $origin) = @_;
1851		2054
1852	$path = normalise $path, $origin && $origin->path;	2055	$path = normalise $path, $origin && $origin->path;
1853		2056
1854	cf::lock_wait "map_data:$path";#d#remove	2057	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1855	cf::lock_wait "map_find:$path";	2058	my $guard2 = cf::lock_acquire "map_find:$path";
1856		2059
1857	$cf::MAP{$path} || do {	2060	$cf::MAP{$path} || do {
1858	my $guard1 = cf::lock_acquire "map_find:$path";
1859	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1860
1861	my $map = new_from_path cf::map $path	2061	my $map = new_from_path cf::map $path
1862	or return;	2062	or return;
1863		2063
1864	$map->{last_save} = $cf::RUNTIME;	2064	$map->{last_save} = $cf::RUNTIME;
1865		2065
…		…
1867	or return;	2067	or return;
1868		2068
1869	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2069	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1870	# doing this can freeze the server in a sync job, obviously	2070	# doing this can freeze the server in a sync job, obviously
1871	#$cf::WAIT_FOR_TICK->wait;	2071	#$cf::WAIT_FOR_TICK->wait;
		2072	undef $guard2;
1872	undef $guard1;	2073	undef $guard1;
1873	undef $guard2;
1874	$map->reset;	2074	$map->reset;
1875	return find $path;	2075	return find $path;
1876	}	2076	}
1877		2077
1878	$cf::MAP{$path} = $map	2078	$cf::MAP{$path} = $map
1879	}	2079	}
1880	}	2080	}
1881		2081
1882	sub pre_load { }	2082	sub pre_load { }
1883	sub post_load { }	2083	#sub post_load { } # XS
1884		2084
1885	sub load {	2085	sub load {
1886	my ($self) = @_;	2086	my ($self) = @_;
1887		2087
1888	local $self->{deny_reset} = 1; # loading can take a long time	2088	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1891		2091
1892	{	2092	{
1893	my $guard = cf::lock_acquire "map_data:$path";	2093	my $guard = cf::lock_acquire "map_data:$path";
1894		2094
1895	return unless $self->valid;	2095	return unless $self->valid;
1896	return if $self->in_memory != cf::MAP_SWAPPED;	2096	return unless $self->in_memory == cf::MAP_SWAPPED;
1897		2097
1898	$self->in_memory (cf::MAP_LOADING);	2098	$self->in_memory (cf::MAP_LOADING);
1899		2099
1900	$self->alloc;	2100	$self->alloc;
1901		2101
…		…
1905	my $f = new_from_file cf::object::thawer $self->{load_path};	2105	my $f = new_from_file cf::object::thawer $self->{load_path};
1906	$f->skip_block;	2106	$f->skip_block;
1907	$self->_load_objects ($f)	2107	$self->_load_objects ($f)
1908	or return;	2108	or return;
1909		2109
1910	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2110	$self->post_load_original
1911	if delete $self->{load_original};	2111	if delete $self->{load_original};
1912		2112
1913	if (my $uniq = $self->uniq_path) {	2113	if (my $uniq = $self->uniq_path) {
1914	utf8::encode $uniq;	2114	utf8::encode $uniq;
1915	unless (aio_stat $uniq) {	2115	unless (aio_stat $uniq) {
…		…
1933	unless ($self->{deny_activate}) {	2133	unless ($self->{deny_activate}) {
1934	$self->decay_objects;	2134	$self->decay_objects;
1935	$self->fix_auto_apply;	2135	$self->fix_auto_apply;
1936	$self->update_buttons;	2136	$self->update_buttons;
1937	cf::cede_to_tick;	2137	cf::cede_to_tick;
1938	$self->set_darkness_map;
1939	cf::cede_to_tick;
1940	$self->activate;	2138	$self->activate;
1941	}	2139	}
1942		2140
1943	$self->{last_save} = $cf::RUNTIME;	2141	$self->{last_save} = $cf::RUNTIME;
1944	$self->last_access ($cf::RUNTIME);	2142	$self->last_access ($cf::RUNTIME);
1945		2143
1946	$self->in_memory (cf::MAP_IN_MEMORY);	2144	$self->in_memory (cf::MAP_ACTIVE);
1947	}	2145	}
1948		2146
1949	$self->post_load;	2147	$self->post_load;
1950	}	2148	}
1951		2149
		2150	# customize the map for a given player, i.e.
		2151	# return the _real_ map. used by e.g. per-player
		2152	# maps to change the path to ~playername/mappath
1952	sub customise_for {	2153	sub customise_for {
1953	my ($self, $ob) = @_;	2154	my ($self, $ob) = @_;
1954		2155
1955	return find "~" . $ob->name . "/" . $self->{path}	2156	return find "~" . $ob->name . "/" . $self->{path}
1956	if $self->per_player;	2157	if $self->per_player;
…		…
1972	or next;	2173	or next;
1973	$neigh = find $neigh, $map	2174	$neigh = find $neigh, $map
1974	or next;	2175	or next;
1975	$neigh->load;	2176	$neigh->load;
1976		2177
		2178	# now find the diagonal neighbours
1977	push @neigh,	2179	push @neigh,
1978	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2180	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1979	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2181	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1980	}	2182	}
1981		2183
…		…
1988	}	2190	}
1989		2191
1990	sub find_sync {	2192	sub find_sync {
1991	my ($path, $origin) = @_;	2193	my ($path, $origin) = @_;
1992		2194
1993	cf::sync_job { find $path, $origin }	2195	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2196	if $Coro::current == $Coro::main;
		2197
		2198	find $path, $origin
1994	}	2199	}
1995		2200
1996	sub do_load_sync {	2201	sub do_load_sync {
1997	my ($map) = @_;	2202	my ($map) = @_;
1998		2203
1999	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2204	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2000	if $Coro::current == $Coro::main;	2205	if $Coro::current == $Coro::main;
2001		2206
2002	cf::sync_job { $map->load };	2207	$map->load;
2003	}	2208	}
2004		2209
2005	our %MAP_PREFETCH;	2210	our %MAP_PREFETCH;
2006	our $MAP_PREFETCHER = undef;	2211	our $MAP_PREFETCHER = undef;
2007		2212
…		…
2009	my ($path, $origin, $load) = @_;	2214	my ($path, $origin, $load) = @_;
2010		2215
2011	$path = normalise $path, $origin && $origin->{path};	2216	$path = normalise $path, $origin && $origin->{path};
2012		2217
2013	if (my $map = $cf::MAP{$path}) {	2218	if (my $map = $cf::MAP{$path}) {
2014	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2219	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2015	}	2220	}
2016		2221
2017	$MAP_PREFETCH{$path} |= $load;	2222	$MAP_PREFETCH{$path} |= $load;
2018		2223
2019	$MAP_PREFETCHER ||= cf::async {	2224	$MAP_PREFETCHER ||= cf::async {
		2225	$Coro::current->{desc} = "map prefetcher";
		2226
2020	while (%MAP_PREFETCH) {	2227	while (%MAP_PREFETCH) {
2021	while (my ($k, $v) = each %MAP_PREFETCH) {	2228	while (my ($k, $v) = each %MAP_PREFETCH) {
2022	if (my $map = find $k) {	2229	if (my $map = find $k) {
2023	$map->load if $v;	2230	$map->load if $v;
2024	}	2231	}
…		…
2031	$MAP_PREFETCHER->prio (6);	2238	$MAP_PREFETCHER->prio (6);
2032		2239
2033	()	2240	()
2034	}	2241	}
2035		2242
		2243	# common code, used by both ->save and ->swapout
2036	sub save {	2244	sub _save {
2037	my ($self) = @_;	2245	my ($self) = @_;
2038
2039	my $lock = cf::lock_acquire "map_data:$self->{path}";
2040		2246
2041	$self->{last_save} = $cf::RUNTIME;	2247	$self->{last_save} = $cf::RUNTIME;
2042		2248
2043	return unless $self->dirty;	2249	return unless $self->dirty;
2044		2250
…		…
2050	return if $self->{deny_save};	2256	return if $self->{deny_save};
2051		2257
2052	local $self->{last_access} = $self->last_access;#d#	2258	local $self->{last_access} = $self->last_access;#d#
2053		2259
2054	cf::async {	2260	cf::async {
		2261	$Coro::current->{desc} = "map player save";
2055	$_->contr->save for $self->players;	2262	$_->contr->save for $self->players;
2056	};	2263	};
		2264
		2265	cf::get_slot 0.02;
2057		2266
2058	if ($uniq) {	2267	if ($uniq) {
2059	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2268	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2060	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2269	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2061	} else {	2270	} else {
2062	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2271	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2063	}	2272	}
2064	}	2273	}
2065		2274
		2275	sub save {
		2276	my ($self) = @_;
		2277
		2278	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2279
		2280	$self->_save;
		2281	}
		2282
2066	sub swap_out {	2283	sub swap_out {
2067	my ($self) = @_;	2284	my ($self) = @_;
2068		2285
2069	# save first because save cedes
2070	$self->save;
2071
2072	my $lock = cf::lock_acquire "map_data:$self->{path}";	2286	my $lock = cf::lock_acquire "map_data:$self->{path}";
2073		2287
		2288	return if $self->in_memory != cf::MAP_ACTIVE;
		2289	return if $self->{deny_save};
2074	return if $self->players;	2290	return if $self->players;
2075	return if $self->in_memory != cf::MAP_IN_MEMORY;
2076	return if $self->{deny_save};
2077		2291
		2292	# first deactivate the map and "unlink" it from the core
		2293	$self->deactivate;
		2294	$_->clear_links_to ($self) for values %cf::MAP;
2078	$self->in_memory (cf::MAP_SWAPPED);	2295	$self->in_memory (cf::MAP_SWAPPED);
		2296
		2297	# then atomically save
		2298	$self->_save;
		2299
		2300	# then free the map
		2301	$self->clear;
		2302	}
		2303
		2304	sub reset_at {
		2305	my ($self) = @_;
		2306
		2307	# TODO: safety, remove and allow resettable per-player maps
		2308	return 1e99 if $self->{deny_reset};
		2309
		2310	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2311	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2312
		2313	$time + $to
		2314	}
		2315
		2316	sub should_reset {
		2317	my ($self) = @_;
		2318
		2319	$self->reset_at <= $cf::RUNTIME
		2320	}
		2321
		2322	sub reset {
		2323	my ($self) = @_;
		2324
		2325	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2326
		2327	return if $self->players;
		2328
		2329	cf::trace "resetting map ", $self->path, "\n";
		2330
		2331	$self->in_memory (cf::MAP_SWAPPED);
		2332
		2333	# need to save uniques path
		2334	unless ($self->{deny_save}) {
		2335	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2336
		2337	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2338	if $uniq;
		2339	}
		2340
		2341	delete $cf::MAP{$self->path};
2079		2342
2080	$self->deactivate;	2343	$self->deactivate;
2081	$_->clear_links_to ($self) for values %cf::MAP;	2344	$_->clear_links_to ($self) for values %cf::MAP;
2082	$self->clear;	2345	$self->clear;
2083	}
2084
2085	sub reset_at {
2086	my ($self) = @_;
2087
2088	# TODO: safety, remove and allow resettable per-player maps
2089	return 1e99 if $self->{deny_reset};
2090
2091	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2092	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2093
2094	$time + $to
2095	}
2096
2097	sub should_reset {
2098	my ($self) = @_;
2099
2100	$self->reset_at <= $cf::RUNTIME
2101	}
2102
2103	sub reset {
2104	my ($self) = @_;
2105
2106	my $lock = cf::lock_acquire "map_data:$self->{path}";
2107
2108	return if $self->players;
2109
2110	warn "resetting map ", $self->path;
2111
2112	$self->in_memory (cf::MAP_SWAPPED);
2113
2114	# need to save uniques path
2115	unless ($self->{deny_save}) {
2116	my $uniq = $self->uniq_path; utf8::encode $uniq;
2117
2118	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2119	if $uniq;
2120	}
2121
2122	delete $cf::MAP{$self->path};
2123
2124	$self->deactivate;
2125	$_->clear_links_to ($self) for values %cf::MAP;
2126	$self->clear;
2127		2346
2128	$self->unlink_save;	2347	$self->unlink_save;
2129	$self->destroy;	2348	$self->destroy;
2130	}	2349	}
2131		2350
…		…
2139		2358
2140	delete $cf::MAP{$self->path};	2359	delete $cf::MAP{$self->path};
2141		2360
2142	$self->unlink_save;	2361	$self->unlink_save;
2143		2362
2144	bless $self, "cf::map";	2363	bless $self, "cf::map::wrap";
2145	delete $self->{deny_reset};	2364	delete $self->{deny_reset};
2146	$self->{deny_save} = 1;	2365	$self->{deny_save} = 1;
2147	$self->reset_timeout (1);	2366	$self->reset_timeout (1);
2148	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2367	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2149		2368
…		…
2198		2417
2199	sub unique_maps() {	2418	sub unique_maps() {
2200	[	2419	[
2201	map {	2420	map {
2202	utf8::decode $_;	2421	utf8::decode $_;
2203	/\.map$/	2422	s/\.map$//; # TODO future compatibility hack
		2423	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2424	? ()
2204	? normalise $_	2425	: normalise $_
2205	: ()
2206	} @{ aio_readdir $UNIQUEDIR or [] }	2426	} @{ aio_readdir $UNIQUEDIR or [] }
2207	]	2427	]
2208	}	2428	}
2209		2429
2210	package cf;	2430	=item cf::map::static_maps
		2431
		2432	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2433	file in the shared directory excluding F</styles> and F</editor>). May
		2434	block.
		2435
		2436	=cut
		2437
		2438	sub static_maps() {
		2439	my @dirs = "";
		2440	my @maps;
		2441
		2442	while (@dirs) {
		2443	my $dir = shift @dirs;
		2444
		2445	next if $dir eq "/styles" || $dir eq "/editor";
		2446
		2447	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2448	or return;
		2449
		2450	for (@$files) {
		2451	s/\.map$// or next;
		2452	utf8::decode $_;
		2453	push @maps, "$dir/$_";
		2454	}
		2455
		2456	push @dirs, map "$dir/$_", @$dirs;
		2457	}
		2458
		2459	\@maps
		2460	}
2211		2461
2212	=back	2462	=back
2213		2463
2214	=head3 cf::object	2464	=head3 cf::object
2215		2465
…		…
2219		2469
2220	=over 4	2470	=over 4
2221		2471
2222	=item $ob->inv_recursive	2472	=item $ob->inv_recursive
2223		2473
2224	Returns the inventory of the object _and_ their inventories, recursively.	2474	Returns the inventory of the object I<and> their inventories, recursively,
		2475	but I<not> the object itself.
2225		2476
2226	=cut	2477	=cut
2227		2478
2228	sub inv_recursive_;	2479	sub inv_recursive_;
2229	sub inv_recursive_ {	2480	sub inv_recursive_ {
…		…
2234	inv_recursive_ inv $_[0]	2485	inv_recursive_ inv $_[0]
2235	}	2486	}
2236		2487
2237	=item $ref = $ob->ref	2488	=item $ref = $ob->ref
2238		2489
2239	creates and returns a persistent reference to an objetc that can be stored as a string.	2490	Creates and returns a persistent reference to an object that can be stored as a string.
2240		2491
2241	=item $ob = cf::object::deref ($refstring)	2492	=item $ob = cf::object::deref ($refstring)
2242		2493
2243	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2494	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2244	even if the object actually exists. May block.	2495	even if the object actually exists. May block.
…		…
2246	=cut	2497	=cut
2247		2498
2248	sub deref {	2499	sub deref {
2249	my ($ref) = @_;	2500	my ($ref) = @_;
2250		2501
2251	# temporary compatibility#TODO#remove
2252	$ref =~ s{^<}{player/<};
2253
2254	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2502	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2255	my ($uuid, $name) = ($1, $2);	2503	my ($uuid, $name) = ($1, $2);
2256	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2504	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2257	or return;	2505	or return;
2258	$pl->ob->uuid eq $uuid	2506	$pl->ob->uuid eq $uuid
2259	or return;	2507	or return;
…		…
2279	can be C<undef>. Does the right thing when the player is currently in a	2527	can be C<undef>. Does the right thing when the player is currently in a
2280	dialogue with the given NPC character.	2528	dialogue with the given NPC character.
2281		2529
2282	=cut	2530	=cut
2283		2531
		2532	our $SAY_CHANNEL = {
		2533	id => "say",
		2534	title => "Map",
		2535	reply => "say ",
		2536	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2537	};
		2538
		2539	our $CHAT_CHANNEL = {
		2540	id => "chat",
		2541	title => "Chat",
		2542	reply => "chat ",
		2543	tooltip => "Player chat and shouts, global to the server.",
		2544	};
		2545
2284	# rough implementation of a future "reply" method that works	2546	# rough implementation of a future "reply" method that works
2285	# with dialog boxes.	2547	# with dialog boxes.
2286	#TODO: the first argument must go, split into a $npc->reply_to ( method	2548	#TODO: the first argument must go, split into a $npc->reply_to ( method
2287	sub cf::object::player::reply($$$;$) {	2549	sub cf::object::player::reply($$$;$) {
2288	my ($self, $npc, $msg, $flags) = @_;	2550	my ($self, $npc, $msg, $flags) = @_;
…		…
2299	my $dialog = $pl->{npc_dialog};	2561	my $dialog = $pl->{npc_dialog};
2300	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2562	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2301		2563
2302	} else {	2564	} else {
2303	$msg = $npc->name . " says: $msg" if $npc;	2565	$msg = $npc->name . " says: $msg" if $npc;
2304	$self->message ($msg, $flags);	2566	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2305	}	2567	}
2306	}	2568	}
2307	}	2569	}
2308		2570
2309	=item $object->send_msg ($channel, $msg, $color, [extra...])	2571	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2334		2596
2335	=item $player_object->enter_link	2597	=item $player_object->enter_link
2336		2598
2337	Freezes the player and moves him/her to a special map (C<{link}>).	2599	Freezes the player and moves him/her to a special map (C<{link}>).
2338		2600
2339	The player should be reasonably safe there for short amounts of time. You	2601	The player should be reasonably safe there for short amounts of time (e.g.
2340	I<MUST> call C<leave_link> as soon as possible, though.	2602	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2603	though, as the player cannot control the character while it is on the link
		2604	map.
2341		2605
2342	Will never block.	2606	Will never block.
2343		2607
2344	=item $player_object->leave_link ($map, $x, $y)	2608	=item $player_object->leave_link ($map, $x, $y)
2345		2609
…		…
2365	sub cf::object::player::enter_link {	2629	sub cf::object::player::enter_link {
2366	my ($self) = @_;	2630	my ($self) = @_;
2367		2631
2368	$self->deactivate_recursive;	2632	$self->deactivate_recursive;
2369		2633
		2634	++$self->{_link_recursion};
		2635
2370	return if UNIVERSAL::isa $self->map, "ext::map_link";	2636	return if UNIVERSAL::isa $self->map, "ext::map_link";
2371		2637
2372	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2638	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2373	if $self->map && $self->map->{path} ne "{link}";	2639	if $self->map && $self->map->{path} ne "{link}";
2374		2640
2375	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2641	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2376	}	2642	}
2377		2643
2378	sub cf::object::player::leave_link {	2644	sub cf::object::player::leave_link {
2379	my ($self, $map, $x, $y) = @_;	2645	my ($self, $map, $x, $y) = @_;
2380		2646
…		…
2397	($x, $y) = (-1, -1)	2663	($x, $y) = (-1, -1)
2398	unless (defined $x) && (defined $y);	2664	unless (defined $x) && (defined $y);
2399		2665
2400	# use -1 or undef as default coordinates, not 0, 0	2666	# use -1 or undef as default coordinates, not 0, 0
2401	($x, $y) = ($map->enter_x, $map->enter_y)	2667	($x, $y) = ($map->enter_x, $map->enter_y)
2402	if $x <=0 && $y <= 0;	2668	if $x <= 0 && $y <= 0;
2403		2669
2404	$map->load;	2670	$map->load;
2405	$map->load_neighbours;	2671	$map->load_neighbours;
2406		2672
2407	return unless $self->contr->active;	2673	return unless $self->contr->active;
2408	$self->activate_recursive;
2409		2674
2410	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2675	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2411	$self->enter_map ($map, $x, $y);	2676	if ($self->enter_map ($map, $x, $y)) {
2412	}	2677	# entering was successful
		2678	delete $self->{_link_recursion};
		2679	# only activate afterwards, to support waiting in hooks
		2680	$self->activate_recursive;
		2681	}
2413		2682
		2683	}
		2684
2414	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2685	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2415		2686
2416	Moves the player to the given map-path and coordinates by first freezing	2687	Moves the player to the given map-path and coordinates by first freezing
2417	her, loading and preparing them map, calling the provided $check callback	2688	her, loading and preparing them map, calling the provided $check callback
2418	that has to return the map if sucecssful, and then unfreezes the player on	2689	that has to return the map if sucecssful, and then unfreezes the player on
2419	the new (success) or old (failed) map position. In either case, $done will	2690	the new (success) or old (failed) map position. In either case, $done will
2420	be called at the end of this process.	2691	be called at the end of this process.
2421		2692
		2693	Note that $check will be called with a potentially non-loaded map, so if
		2694	it needs a loaded map it has to call C<< ->load >>.
		2695
2422	=cut	2696	=cut
2423		2697
2424	our $GOTOGEN;	2698	our $GOTOGEN;
2425		2699
2426	sub cf::object::player::goto {	2700	sub cf::object::player::goto {
2427	my ($self, $path, $x, $y, $check, $done) = @_;	2701	my ($self, $path, $x, $y, $check, $done) = @_;
2428		2702
		2703	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2704	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2705	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2706	($path, $x, $y) = @$EMERGENCY_POSITION;
		2707	}
		2708
2429	# do generation counting so two concurrent goto's will be executed in-order	2709	# do generation counting so two concurrent goto's will be executed in-order
2430	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2710	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2431		2711
2432	$self->enter_link;	2712	$self->enter_link;
2433		2713
2434	(async {	2714	(async {
		2715	$Coro::current->{desc} = "player::goto $path $x $y";
		2716
		2717	# *tag paths override both path and x|y
		2718	if ($path =~ /^\*(.*)$/) {
		2719	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2720	my $ob = $obs[rand @obs];
		2721
		2722	# see if we actually can go there
		2723	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2724	$ob = $obs[rand @obs];
		2725	} else {
		2726	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2727	}
		2728	# else put us there anyways for now #d#
		2729
		2730	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2731	} else {
		2732	($path, $x, $y) = (undef, undef, undef);
		2733	}
		2734	}
		2735
2435	my $map = eval {	2736	my $map = eval {
2436	my $map = cf::map::find $path;	2737	my $map = defined $path ? cf::map::find $path : undef;
2437		2738
2438	if ($map) {	2739	if ($map) {
2439	$map = $map->customise_for ($self);	2740	$map = $map->customise_for ($self);
2440	$map = $check->($map) if $check && $map;	2741	$map = $check->($map, $x, $y, $self) if $check && $map;
2441	} else {	2742	} else {
2442	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2743	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2443	}	2744	}
2444		2745
2445	$map	2746	$map
2446	};	2747	};
2447		2748
…		…
2453	if ($gen == $self->{_goto_generation}) {	2754	if ($gen == $self->{_goto_generation}) {
2454	delete $self->{_goto_generation};	2755	delete $self->{_goto_generation};
2455	$self->leave_link ($map, $x, $y);	2756	$self->leave_link ($map, $x, $y);
2456	}	2757	}
2457		2758
2458	$done->() if $done;	2759	$done->($self) if $done;
2459	})->prio (1);	2760	})->prio (1);
2460	}	2761	}
2461		2762
2462	=item $player_object->enter_exit ($exit_object)	2763	=item $player_object->enter_exit ($exit_object)
2463		2764
…		…
2483	}	2784	}
2484		2785
2485	sub prepare_random_map {	2786	sub prepare_random_map {
2486	my ($exit) = @_;	2787	my ($exit) = @_;
2487		2788
2488	my $guard = cf::lock_acquire "exit_prepare:$exit";
2489
2490	# all this does is basically replace the /! path by	2789	# all this does is basically replace the /! path by
2491	# a new random map path (?random/...) with a seed	2790	# a new random map path (?random/...) with a seed
2492	# that depends on the exit object	2791	# that depends on the exit object
2493		2792
2494	my $rmp = parse_random_map_params $exit->msg;	2793	my $rmp = parse_random_map_params $exit->msg;
…		…
2496	if ($exit->map) {	2795	if ($exit->map) {
2497	$rmp->{region} = $exit->region->name;	2796	$rmp->{region} = $exit->region->name;
2498	$rmp->{origin_map} = $exit->map->path;	2797	$rmp->{origin_map} = $exit->map->path;
2499	$rmp->{origin_x} = $exit->x;	2798	$rmp->{origin_x} = $exit->x;
2500	$rmp->{origin_y} = $exit->y;	2799	$rmp->{origin_y} = $exit->y;
		2800
		2801	$exit->map->touch;
2501	}	2802	}
2502		2803
2503	$rmp->{random_seed} ||= $exit->random_seed;	2804	$rmp->{random_seed} ||= $exit->random_seed;
2504		2805
2505	my $data = cf::to_json $rmp;	2806	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2506	my $md5 = Digest::MD5::md5_hex $data;	2807	my $md5 = Digest::MD5::md5_hex $data;
2507	my $meta = "$RANDOMDIR/$md5.meta";	2808	my $meta = "$RANDOMDIR/$md5.meta";
2508		2809
2509	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2810	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2510	aio_write $fh, 0, (length $data), $data, 0;	2811	aio_write $fh, 0, (length $data), $data, 0;
2511	undef $fh;	2812	undef $fh;
2512	aio_rename "$meta~", $meta;	2813	aio_rename "$meta~", $meta;
2513		2814
		2815	my $slaying = "?random/$md5";
		2816
		2817	if ($exit->valid) {
2514	$exit->slaying ("?random/$md5");	2818	$exit->slaying ("?random/$md5");
2515	$exit->msg (undef);	2819	$exit->msg (undef);
		2820	}
2516	}	2821	}
2517	}	2822	}
2518		2823
2519	sub cf::object::player::enter_exit {	2824	sub cf::object::player::enter_exit {
2520	my ($self, $exit) = @_;	2825	my ($self, $exit) = @_;
2521		2826
2522	return unless $self->type == cf::PLAYER;	2827	return unless $self->type == cf::PLAYER;
2523		2828
2524	if ($exit->slaying eq "/!") {
2525	#TODO: this should de-fi-ni-te-ly not be a sync-job
2526	# the problem is that $exit might not survive long enough
2527	# so it needs to be done right now, right here
2528	cf::sync_job { prepare_random_map $exit };
2529	}
2530
2531	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2532	my $hp = $exit->stats->hp;
2533	my $sp = $exit->stats->sp;
2534
2535	$self->enter_link;	2829	$self->enter_link;
2536		2830
2537	# if exit is damned, update players death & WoR home-position
2538	$self->contr->savebed ($slaying, $hp, $sp)
2539	if $exit->flag (FLAG_DAMNED);
2540
2541	(async {	2831	(async {
2542	$self->deactivate_recursive; # just to be sure	2832	$Coro::current->{desc} = "enter_exit";
		2833
2543	unless (eval {	2834	unless (eval {
		2835	$self->deactivate_recursive; # just to be sure
		2836
		2837	# random map handling
		2838	{
		2839	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2840
		2841	prepare_random_map $exit
		2842	if $exit->slaying eq "/!";
		2843	}
		2844
		2845	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2846	my $x = $exit->stats->hp;
		2847	my $y = $exit->stats->sp;
		2848
2544	$self->goto ($slaying, $hp, $sp);	2849	$self->goto ($map, $x, $y);
2545		2850
		2851	# if exit is damned, update players death & WoR home-position
		2852	$self->contr->savebed ($map, $x, $y)
		2853	if $exit->flag (cf::FLAG_DAMNED);
		2854
2546	1;	2855	1
2547	}) {	2856	}) {
2548	$self->message ("Something went wrong deep within the crossfire server. "	2857	$self->message ("Something went wrong deep within the deliantra server. "
2549	. "I'll try to bring you back to the map you were before. "	2858	. "I'll try to bring you back to the map you were before. "
2550	. "Please report this to the dungeon master!",	2859	. "Please report this to the dungeon master!",
2551	cf::NDI_UNIQUE | cf::NDI_RED);	2860	cf::NDI_UNIQUE | cf::NDI_RED);
2552		2861
2553	warn "ERROR in enter_exit: $@";	2862	error "ERROR in enter_exit: $@";
2554	$self->leave_link;	2863	$self->leave_link;
2555	}	2864	}
2556	})->prio (1);	2865	})->prio (1);
2557	}	2866	}
2558		2867
…		…
2570	sub cf::client::send_drawinfo {	2879	sub cf::client::send_drawinfo {
2571	my ($self, $text, $flags) = @_;	2880	my ($self, $text, $flags) = @_;
2572		2881
2573	utf8::encode $text;	2882	utf8::encode $text;
2574	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2883	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2884	}
		2885
		2886	=item $client->send_big_packet ($pkt)
		2887
		2888	Like C<send_packet>, but tries to compress large packets, and fragments
		2889	them as required.
		2890
		2891	=cut
		2892
		2893	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2894
		2895	sub cf::client::send_big_packet {
		2896	my ($self, $pkt) = @_;
		2897
		2898	# try lzf for large packets
		2899	$pkt = "lzf " . Compress::LZF::compress $pkt
		2900	if 1024 <= length $pkt and $self->{can_lzf};
		2901
		2902	# split very large packets
		2903	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2904	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2905	$pkt = "frag";
		2906	}
		2907
		2908	$self->send_packet ($pkt);
2575	}	2909	}
2576		2910
2577	=item $client->send_msg ($channel, $msg, $color, [extra...])	2911	=item $client->send_msg ($channel, $msg, $color, [extra...])
2578		2912
2579	Send a drawinfo or msg packet to the client, formatting the msg for the	2913	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2581	the message, with C<log> being the default. If C<$color> is negative, suppress	2915	the message, with C<log> being the default. If C<$color> is negative, suppress
2582	the message unless the client supports the msg packet.	2916	the message unless the client supports the msg packet.
2583		2917
2584	=cut	2918	=cut
2585		2919
		2920	# non-persistent channels (usually the info channel)
2586	our %CHANNEL = (	2921	our %CHANNEL = (
		2922	"c/motd" => {
		2923	id => "infobox",
		2924	title => "MOTD",
		2925	reply => undef,
		2926	tooltip => "The message of the day",
		2927	},
2587	"c/identify" => {	2928	"c/identify" => {
2588	id => "identify",	2929	id => "infobox",
2589	title => "Identify",	2930	title => "Identify",
2590	reply => undef,	2931	reply => undef,
2591	tooltip => "Items recently identified",	2932	tooltip => "Items recently identified",
2592	},	2933	},
2593	"c/examine" => {	2934	"c/examine" => {
2594	id => "examine",	2935	id => "infobox",
2595	title => "Examine",	2936	title => "Examine",
2596	reply => undef,	2937	reply => undef,
2597	tooltip => "Signs and other items you examined",	2938	tooltip => "Signs and other items you examined",
2598	},	2939	},
		2940	"c/shopinfo" => {
		2941	id => "infobox",
		2942	title => "Shop Info",
		2943	reply => undef,
		2944	tooltip => "What your bargaining skill tells you about the shop",
		2945	},
		2946	"c/book" => {
		2947	id => "infobox",
		2948	title => "Book",
		2949	reply => undef,
		2950	tooltip => "The contents of a note or book",
		2951	},
		2952	"c/lookat" => {
		2953	id => "infobox",
		2954	title => "Look",
		2955	reply => undef,
		2956	tooltip => "What you saw there",
		2957	},
		2958	"c/who" => {
		2959	id => "infobox",
		2960	title => "Players",
		2961	reply => undef,
		2962	tooltip => "Shows players who are currently online",
		2963	},
		2964	"c/body" => {
		2965	id => "infobox",
		2966	title => "Body Parts",
		2967	reply => undef,
		2968	tooltip => "Shows which body parts you posess and are available",
		2969	},
		2970	"c/statistics" => {
		2971	id => "infobox",
		2972	title => "Statistics",
		2973	reply => undef,
		2974	tooltip => "Shows your primary statistics",
		2975	},
		2976	"c/skills" => {
		2977	id => "infobox",
		2978	title => "Skills",
		2979	reply => undef,
		2980	tooltip => "Shows your experience per skill and item power",
		2981	},
		2982	"c/shopitems" => {
		2983	id => "infobox",
		2984	title => "Shop Items",
		2985	reply => undef,
		2986	tooltip => "Shows the items currently for sale in this shop",
		2987	},
		2988	"c/resistances" => {
		2989	id => "infobox",
		2990	title => "Resistances",
		2991	reply => undef,
		2992	tooltip => "Shows your resistances",
		2993	},
		2994	"c/pets" => {
		2995	id => "infobox",
		2996	title => "Pets",
		2997	reply => undef,
		2998	tooltip => "Shows information abotu your pets/a specific pet",
		2999	},
		3000	"c/perceiveself" => {
		3001	id => "infobox",
		3002	title => "Perceive Self",
		3003	reply => undef,
		3004	tooltip => "You gained detailed knowledge about yourself",
		3005	},
		3006	"c/uptime" => {
		3007	id => "infobox",
		3008	title => "Uptime",
		3009	reply => undef,
		3010	tooltip => "How long the server has been running since last restart",
		3011	},
		3012	"c/mapinfo" => {
		3013	id => "infobox",
		3014	title => "Map Info",
		3015	reply => undef,
		3016	tooltip => "Information related to the maps",
		3017	},
		3018	"c/party" => {
		3019	id => "party",
		3020	title => "Party",
		3021	reply => "gsay ",
		3022	tooltip => "Messages and chat related to your party",
		3023	},
		3024	"c/death" => {
		3025	id => "death",
		3026	title => "Death",
		3027	reply => undef,
		3028	tooltip => "Reason for and more info about your most recent death",
		3029	},
		3030	"c/say" => $SAY_CHANNEL,
		3031	"c/chat" => $CHAT_CHANNEL,
2599	);	3032	);
2600		3033
2601	sub cf::client::send_msg {	3034	sub cf::client::send_msg {
2602	my ($self, $channel, $msg, $color, @extra) = @_;	3035	my ($self, $channel, $msg, $color, @extra) = @_;
2603		3036
2604	$msg = $self->pl->expand_cfpod ($msg);	3037	$msg = $self->pl->expand_cfpod ($msg)
		3038	unless $color & cf::NDI_VERBATIM;
2605		3039
2606	$color &= cf::NDI_CLIENT_MASK; # just in case...	3040	$color &= cf::NDI_CLIENT_MASK; # just in case...
2607		3041
2608	# check predefined channels, for the benefit of C	3042	# check predefined channels, for the benefit of C
2609	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3043	if ($CHANNEL{$channel}) {
		3044	$channel = $CHANNEL{$channel};
2610		3045
		3046	$self->ext_msg (channel_info => $channel);
		3047	$channel = $channel->{id};
		3048
2611	if (ref $channel) {	3049	} elsif (ref $channel) {
2612	# send meta info to client, if not yet sent	3050	# send meta info to client, if not yet sent
2613	unless (exists $self->{channel}{$channel->{id}}) {	3051	unless (exists $self->{channel}{$channel->{id}}) {
2614	$self->{channel}{$channel->{id}} = $channel;	3052	$self->{channel}{$channel->{id}} = $channel;
2615	$self->ext_msg (channel_info => $channel)	3053	$self->ext_msg (channel_info => $channel);
2616	if $self->can_msg;
2617	}	3054	}
2618		3055
2619	$channel = $channel->{id};	3056	$channel = $channel->{id};
2620	}	3057	}
2621		3058
2622	return unless @extra || length $msg;	3059	return unless @extra || length $msg;
2623		3060
2624	if ($self->can_msg) {
2625	# default colour, mask it out	3061	# default colour, mask it out
2626	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3062	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2627	if $color & cf::NDI_DEF;	3063	if $color & cf::NDI_DEF;
2628		3064
2629	$self->send_packet ("msg " . $self->{json_coder}->encode (	3065	my $pkt = "msg "
		3066	. $self->{json_coder}->encode (
2630	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3067	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2631	} else {	3068	);
2632	if ($color >= 0) {
2633	# replace some tags by gcfclient-compatible ones
2634	for ($msg) {
2635	1 while
2636	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2637	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2638	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2639	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2640	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2641	}
2642		3069
2643	$color &= cf::NDI_COLOR_MASK;	3070	$self->send_big_packet ($pkt);
2644
2645	utf8::encode $msg;
2646
2647	if (0 && $msg =~ /\[/) {
2648	# COMMAND/INFO
2649	$self->send_packet ("drawextinfo $color 10 8 $msg")
2650	} else {
2651	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2652	$self->send_packet ("drawinfo $color $msg")
2653	}
2654	}
2655	}
2656	}	3071	}
2657		3072
2658	=item $client->ext_msg ($type, @msg)	3073	=item $client->ext_msg ($type, @msg)
2659		3074
2660	Sends an ext event to the client.	3075	Sends an ext event to the client.
…		…
2663		3078
2664	sub cf::client::ext_msg($$@) {	3079	sub cf::client::ext_msg($$@) {
2665	my ($self, $type, @msg) = @_;	3080	my ($self, $type, @msg) = @_;
2666		3081
2667	if ($self->extcmd == 2) {	3082	if ($self->extcmd == 2) {
2668	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3083	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2669	} elsif ($self->extcmd == 1) { # TODO: remove	3084	} elsif ($self->extcmd == 1) { # TODO: remove
2670	push @msg, msgtype => "event_$type";	3085	push @msg, msgtype => "event_$type";
2671	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3086	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2672	}	3087	}
2673	}	3088	}
2674		3089
2675	=item $client->ext_reply ($msgid, @msg)	3090	=item $client->ext_reply ($msgid, @msg)
2676		3091
…		…
2680		3095
2681	sub cf::client::ext_reply($$@) {	3096	sub cf::client::ext_reply($$@) {
2682	my ($self, $id, @msg) = @_;	3097	my ($self, $id, @msg) = @_;
2683		3098
2684	if ($self->extcmd == 2) {	3099	if ($self->extcmd == 2) {
2685	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3100	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2686	} elsif ($self->extcmd == 1) {	3101	} elsif ($self->extcmd == 1) {
2687	#TODO: version 1, remove	3102	#TODO: version 1, remove
2688	unshift @msg, msgtype => "reply", msgid => $id;	3103	unshift @msg, msgtype => "reply", msgid => $id;
2689	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3104	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2690	}	3105	}
2691	}	3106	}
2692		3107
2693	=item $success = $client->query ($flags, "text", \&cb)	3108	=item $success = $client->query ($flags, "text", \&cb)
2694		3109
…		…
2765		3180
2766	$ns->ext_reply ($reply, @reply)	3181	$ns->ext_reply ($reply, @reply)
2767	if $reply;	3182	if $reply;
2768		3183
2769	} else {	3184	} else {
2770	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3185	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2771	}	3186	}
2772		3187
2773	cf::override;	3188	cf::override;
2774	},	3189	},
2775	);	3190	);
…		…
2795		3210
2796	$coro	3211	$coro
2797	}	3212	}
2798		3213
2799	cf::client->attach (	3214	cf::client->attach (
2800	on_destroy => sub {	3215	on_client_destroy => sub {
2801	my ($ns) = @_;	3216	my ($ns) = @_;
2802		3217
2803	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3218	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2804	},	3219	},
2805	);	3220	);
…		…
2821	our $safe_hole = new Safe::Hole;	3236	our $safe_hole = new Safe::Hole;
2822		3237
2823	$SIG{FPE} = 'IGNORE';	3238	$SIG{FPE} = 'IGNORE';
2824		3239
2825	$safe->permit_only (Opcode::opset qw(	3240	$safe->permit_only (Opcode::opset qw(
2826	:base_core :base_mem :base_orig :base_math	3241	:base_core :base_mem :base_orig :base_math :base_loop
2827	grepstart grepwhile mapstart mapwhile	3242	grepstart grepwhile mapstart mapwhile
2828	sort time	3243	sort time
2829	));	3244	));
2830		3245
2831	# here we export the classes and methods available to script code	3246	# here we export the classes and methods available to script code
…		…
2833	=pod	3248	=pod
2834		3249
2835	The following functions and methods are available within a safe environment:	3250	The following functions and methods are available within a safe environment:
2836		3251
2837	cf::object	3252	cf::object
2838	contr pay_amount pay_player map x y force_find force_add	3253	contr pay_amount pay_player map x y force_find force_add destroy
2839	insert remove name archname title slaying race decrease_ob_nr	3254	insert remove name archname title slaying race decrease split
		3255	value
2840		3256
2841	cf::object::player	3257	cf::object::player
2842	player	3258	player
2843		3259
2844	cf::player	3260	cf::player
…		…
2849		3265
2850	=cut	3266	=cut
2851		3267
2852	for (	3268	for (
2853	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3269	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2854	insert remove inv name archname title slaying race	3270	insert remove inv nrof name archname title slaying race
2855	decrease_ob_nr)],	3271	decrease split destroy change_exp value msg lore send_msg)],
2856	["cf::object::player" => qw(player)],	3272	["cf::object::player" => qw(player)],
2857	["cf::player" => qw(peaceful)],	3273	["cf::player" => qw(peaceful send_msg)],
2858	["cf::map" => qw(trigger)],	3274	["cf::map" => qw(trigger)],
2859	) {	3275	) {
2860	no strict 'refs';
2861	my ($pkg, @funs) = @$_;	3276	my ($pkg, @funs) = @$_;
2862	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3277	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2863	for @funs;	3278	for @funs;
2864	}	3279	}
2865		3280
…		…
2880		3295
2881	my $qcode = $code;	3296	my $qcode = $code;
2882	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3297	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2883	$qcode =~ s/\n/\\n/g;	3298	$qcode =~ s/\n/\\n/g;
2884		3299
		3300	%vars = (_dummy => 0) unless %vars;
		3301
		3302	my @res;
2885	local $_;	3303	local $_;
2886	local @safe::cf::_safe_eval_args = values %vars;
2887		3304
2888	my $eval =	3305	my $eval =
2889	"do {\n"	3306	"do {\n"
2890	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3307	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2891	. "#line 0 \"{$qcode}\"\n"	3308	. "#line 0 \"{$qcode}\"\n"
2892	. $code	3309	. $code
2893	. "\n}"	3310	. "\n}"
2894	;	3311	;
2895		3312
		3313	if ($CFG{safe_eval}) {
2896	sub_generation_inc;	3314	sub_generation_inc;
		3315	local @safe::cf::_safe_eval_args = values %vars;
2897	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3316	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2898	sub_generation_inc;	3317	sub_generation_inc;
		3318	} else {
		3319	local @cf::_safe_eval_args = values %vars;
		3320	@res = wantarray ? eval eval : scalar eval $eval;
		3321	}
2899		3322
2900	if ($@) {	3323	if ($@) {
2901	warn "$@";	3324	warn "$@",
2902	warn "while executing safe code '$code'\n";	3325	"while executing safe code '$code'\n",
2903	warn "with arguments " . (join " ", %vars) . "\n";	3326	"with arguments " . (join " ", %vars) . "\n";
2904	}	3327	}
2905		3328
2906	wantarray ? @res : $res[0]	3329	wantarray ? @res : $res[0]
2907	}	3330	}
2908		3331
…		…
2922	=cut	3345	=cut
2923		3346
2924	sub register_script_function {	3347	sub register_script_function {
2925	my ($fun, $cb) = @_;	3348	my ($fun, $cb) = @_;
2926		3349
2927	no strict 'refs';	3350	$fun = "safe::$fun" if $CFG{safe_eval};
2928	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3351	*$fun = $safe_hole->wrap ($cb);
2929	}	3352	}
2930		3353
2931	=back	3354	=back
2932		3355
2933	=cut	3356	=cut
…		…
2942	# for this (global event?)	3365	# for this (global event?)
2943	%ext::player_env::MUSIC_FACE_CACHE = ();	3366	%ext::player_env::MUSIC_FACE_CACHE = ();
2944		3367
2945	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3368	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2946		3369
2947	warn "loading facedata from $path\n";	3370	trace "loading facedata from $path\n";
2948		3371
2949	my $facedata;	3372	my $facedata;
2950	0 < aio_load $path, $facedata	3373	0 < aio_load $path, $facedata
2951	or die "$path: $!";	3374	or die "$path: $!";
2952		3375
…		…
2954		3377
2955	$facedata->{version} == 2	3378	$facedata->{version} == 2
2956	or cf::cleanup "$path: version mismatch, cannot proceed.";	3379	or cf::cleanup "$path: version mismatch, cannot proceed.";
2957		3380
2958	# patch in the exptable	3381	# patch in the exptable
		3382	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2959	$facedata->{resource}{"res/exp_table"} = {	3383	$facedata->{resource}{"res/exp_table"} = {
2960	type => FT_RSRC,	3384	type => FT_RSRC,
2961	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3385	data => $exp_table,
		3386	hash => (Digest::MD5::md5 $exp_table),
2962	};	3387	};
2963	cf::cede_to_tick;	3388	cf::cede_to_tick;
2964		3389
2965	{	3390	{
2966	my $faces = $facedata->{faceinfo};	3391	my $faces = $facedata->{faceinfo};
2967		3392
2968	while (my ($face, $info) = each %$faces) {	3393	while (my ($face, $info) = each %$faces) {
2969	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3394	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3395
2970	cf::face::set_visibility $idx, $info->{visibility};	3396	cf::face::set_visibility $idx, $info->{visibility};
2971	cf::face::set_magicmap $idx, $info->{magicmap};	3397	cf::face::set_magicmap $idx, $info->{magicmap};
2972	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3398	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2973	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3399	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2974		3400
2975	cf::cede_to_tick;	3401	cf::cede_to_tick;
2976	}	3402	}
2977		3403
2978	while (my ($face, $info) = each %$faces) {	3404	while (my ($face, $info) = each %$faces) {
2979	next unless $info->{smooth};	3405	next unless $info->{smooth};
		3406
2980	my $idx = cf::face::find $face	3407	my $idx = cf::face::find $face
2981	or next;	3408	or next;
		3409
2982	if (my $smooth = cf::face::find $info->{smooth}) {	3410	if (my $smooth = cf::face::find $info->{smooth}) {
2983	cf::face::set_smooth $idx, $smooth;	3411	cf::face::set_smooth $idx, $smooth;
2984	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3412	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2985	} else {	3413	} else {
2986	warn "smooth face '$info->{smooth}' not found for face '$face'";	3414	error "smooth face '$info->{smooth}' not found for face '$face'";
2987	}	3415	}
2988		3416
2989	cf::cede_to_tick;	3417	cf::cede_to_tick;
2990	}	3418	}
2991	}	3419	}
…		…
3000		3428
3001	cf::anim::invalidate_all; # d'oh	3429	cf::anim::invalidate_all; # d'oh
3002	}	3430	}
3003		3431
3004	{	3432	{
3005	# TODO: for gcfclient pleasure, we should give resources
3006	# that gcfclient doesn't grok a >10000 face index.
3007	my $res = $facedata->{resource};	3433	my $res = $facedata->{resource};
3008		3434
3009	my $soundconf = delete $res->{"res/sound.conf"};
3010
3011	while (my ($name, $info) = each %$res) {	3435	while (my ($name, $info) = each %$res) {
		3436	if (defined $info->{type}) {
3012	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3437	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3013	my $data;
3014		3438
3015	if ($info->{type} & 1) {	3439	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3016	# prepend meta info	3440	cf::face::set_type $idx, $info->{type};
3017
3018	my $meta = $enc->encode ({
3019	name => $name,
3020	%{ $info->{meta} || {} },
3021	});
3022
3023	$data = pack "(w/a*)*", $meta, $info->{data};
3024	} else {	3441	} else {
3025	$data = $info->{data};	3442	$RESOURCE{$name} = $info; # unused
3026	}	3443	}
3027		3444
3028	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3029	cf::face::set_type $idx, $info->{type};
3030
3031	cf::cede_to_tick;	3445	cf::cede_to_tick;
3032	}	3446	}
3033
3034	if ($soundconf) {
3035	$soundconf = $enc->decode (delete $soundconf->{data});
3036
3037	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3038	my $sound = $soundconf->{compat}[$_]
3039	or next;
3040
3041	my $face = cf::face::find "sound/$sound->[1]";
3042	cf::sound::set $sound->[0] => $face;
3043	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3044	}
3045
3046	while (my ($k, $v) = each %{$soundconf->{event}}) {
3047	my $face = cf::face::find "sound/$v";
3048	cf::sound::set $k => $face;
3049	}
3050	}
3051	}	3447	}
		3448
		3449	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3052		3450
3053	1	3451	1
3054	}	3452	}
3055		3453
3056	register_exticmd fx_want => sub {	3454	register_exticmd fx_want => sub {
…		…
3058		3456
3059	while (my ($k, $v) = each %$want) {	3457	while (my ($k, $v) = each %$want) {
3060	$ns->fx_want ($k, $v);	3458	$ns->fx_want ($k, $v);
3061	}	3459	}
3062	};	3460	};
		3461
		3462	sub load_resource_file($) {
		3463	my $guard = lock_acquire "load_resource_file";
		3464
		3465	my $status = load_resource_file_ $_[0];
		3466	get_slot 0.1, 100;
		3467	cf::arch::commit_load;
		3468
		3469	$status
		3470	}
3063		3471
3064	sub reload_regions {	3472	sub reload_regions {
3065	# HACK to clear player env face cache, we need some signal framework	3473	# HACK to clear player env face cache, we need some signal framework
3066	# for this (global event?)	3474	# for this (global event?)
3067	%ext::player_env::MUSIC_FACE_CACHE = ();	3475	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3081	}	3489	}
3082		3490
3083	sub reload_archetypes {	3491	sub reload_archetypes {
3084	load_resource_file "$DATADIR/archetypes"	3492	load_resource_file "$DATADIR/archetypes"
3085	or die "unable to load archetypes\n";	3493	or die "unable to load archetypes\n";
3086	#d# NEED to laod twice to resolve forward references
3087	# this really needs to be done in an extra post-pass
3088	# (which needs to be synchronous, so solve it differently)
3089	load_resource_file "$DATADIR/archetypes"
3090	or die "unable to load archetypes\n";
3091	}	3494	}
3092		3495
3093	sub reload_treasures {	3496	sub reload_treasures {
3094	load_resource_file "$DATADIR/treasures"	3497	load_resource_file "$DATADIR/treasures"
3095	or die "unable to load treasurelists\n";	3498	or die "unable to load treasurelists\n";
3096	}	3499	}
3097		3500
		3501	sub reload_sound {
		3502	trace "loading sound config from $DATADIR/sound\n";
		3503
		3504	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3505	or die "$DATADIR/sound $!";
		3506
		3507	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3508
		3509	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3510	my $sound = $soundconf->{compat}[$_]
		3511	or next;
		3512
		3513	my $face = cf::face::find "sound/$sound->[1]";
		3514	cf::sound::set $sound->[0] => $face;
		3515	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3516	}
		3517
		3518	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3519	my $face = cf::face::find "sound/$v";
		3520	cf::sound::set $k => $face;
		3521	}
		3522	}
		3523
3098	sub reload_resources {	3524	sub reload_resources {
3099	warn "reloading resource files...\n";	3525	trace "reloading resource files...\n";
3100		3526
		3527	reload_facedata;
		3528	reload_sound;
		3529	reload_archetypes;
3101	reload_regions;	3530	reload_regions;
3102	reload_facedata;
3103	#reload_archetypes;#d#
3104	reload_archetypes;
3105	reload_treasures;	3531	reload_treasures;
3106		3532
3107	warn "finished reloading resource files\n";	3533	trace "finished reloading resource files\n";
3108	}
3109
3110	sub init {
3111	reload_resources;
3112	}	3534	}
3113		3535
3114	sub reload_config {	3536	sub reload_config {
		3537	trace "reloading config file...\n";
		3538
3115	open my $fh, "<:utf8", "$CONFDIR/config"	3539	open my $fh, "<:utf8", "$CONFDIR/config"
3116	or return;	3540	or return;
3117		3541
3118	local $/;	3542	local $/;
3119	*CFG = YAML::Syck::Load <$fh>;	3543	*CFG = YAML::XS::Load scalar <$fh>;
3120		3544
3121	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3545	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3122		3546
3123	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3547	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3124	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3548	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3125		3549
3126	if (exists $CFG{mlockall}) {	3550	if (exists $CFG{mlockall}) {
…		…
3128	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3552	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3129	and die "WARNING: m(un)lockall failed: $!\n";	3553	and die "WARNING: m(un)lockall failed: $!\n";
3130	};	3554	};
3131	warn $@ if $@;	3555	warn $@ if $@;
3132	}	3556	}
		3557
		3558	trace "finished reloading resource files\n";
		3559	}
		3560
		3561	sub pidfile() {
		3562	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3563	or die "$PIDFILE: $!";
		3564	flock $fh, &Fcntl::LOCK_EX
		3565	or die "$PIDFILE: flock: $!";
		3566	$fh
		3567	}
		3568
		3569	# make sure only one server instance is running at any one time
		3570	sub atomic {
		3571	my $fh = pidfile;
		3572
		3573	my $pid = <$fh>;
		3574	kill 9, $pid if $pid > 0;
		3575
		3576	seek $fh, 0, 0;
		3577	print $fh $$;
		3578	}
		3579
		3580	sub main_loop {
		3581	trace "EV::loop starting\n";
		3582	if (1) {
		3583	EV::loop;
		3584	}
		3585	trace "EV::loop returned\n";
		3586	goto &main_loop unless $REALLY_UNLOOP;
3133	}	3587	}
3134		3588
3135	sub main {	3589	sub main {
		3590	cf::init_globals; # initialise logging
		3591
		3592	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3593	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3594	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3595	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3596
		3597	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3598
3136	# we must not ever block the main coroutine	3599	# we must not ever block the main coroutine
3137	local $Coro::idle = sub {	3600	local $Coro::idle = sub {
3138	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3601	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3139	(async {	3602	(async {
3140	Event::one_event;	3603	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3604	EV::loop EV::LOOP_ONESHOT;
3141	})->prio (Coro::PRIO_MAX);	3605	})->prio (Coro::PRIO_MAX);
3142	};	3606	};
3143		3607
		3608	evthread_start IO::AIO::poll_fileno;
		3609
		3610	cf::sync_job {
		3611	cf::init_experience;
		3612	cf::init_anim;
		3613	cf::init_attackmess;
		3614	cf::init_dynamic;
		3615
		3616	cf::load_settings;
		3617	cf::load_materials;
		3618
		3619	reload_resources;
3144	reload_config;	3620	reload_config;
3145	db_init;	3621	db_init;
		3622
		3623	cf::init_uuid;
		3624	cf::init_signals;
		3625	cf::init_skills;
		3626
		3627	cf::init_beforeplay;
		3628
		3629	atomic;
		3630
3146	load_extensions;	3631	load_extensions;
3147		3632
3148	$TICK_WATCHER->start;	3633	utime time, time, $RUNTIMEFILE;
3149	Event::loop;	3634
		3635	# no (long-running) fork's whatsoever before this point(!)
		3636	use POSIX ();
		3637	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3638
		3639	(pop @POST_INIT)->(0) while @POST_INIT;
		3640	};
		3641
		3642	cf::object::thawer::errors_are_fatal 0;
		3643	info "parse errors in files are no longer fatal from this point on.\n";
		3644
		3645	main_loop;
3150	}	3646	}
3151		3647
3152	#############################################################################	3648	#############################################################################
3153	# initialisation and cleanup	3649	# initialisation and cleanup
3154		3650
3155	# install some emergency cleanup handlers	3651	# install some emergency cleanup handlers
3156	BEGIN {	3652	BEGIN {
		3653	our %SIGWATCHER = ();
3157	for my $signal (qw(INT HUP TERM)) {	3654	for my $signal (qw(INT HUP TERM)) {
3158	Event->signal (	3655	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3159	reentrant => 0,
3160	data => WF_AUTOCANCEL,
3161	signal => $signal,
3162	prio => 0,
3163	cb => sub {
3164	cf::cleanup "SIG$signal";	3656	cf::cleanup "SIG$signal";
3165	},
3166	);	3657	};
3167	}	3658	}
3168	}	3659	}
3169		3660
3170	sub write_runtime {	3661	sub write_runtime_sync {
3171	my $runtime = "$LOCALDIR/runtime";	3662	my $t0 = AE::time;
3172		3663
3173	# first touch the runtime file to show we are still running:	3664	# first touch the runtime file to show we are still running:
3174	# the fsync below can take a very very long time.	3665	# the fsync below can take a very very long time.
3175		3666
3176	IO::AIO::aio_utime $runtime, undef, undef;	3667	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3177		3668
3178	my $guard = cf::lock_acquire "write_runtime";	3669	my $guard = cf::lock_acquire "write_runtime";
3179		3670
3180	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3671	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3181	or return;	3672	or return;
3182		3673
3183	my $value = $cf::RUNTIME + 90 + 10;	3674	my $value = $cf::RUNTIME + 90 + 10;
3184	# 10 is the runtime save interval, for a monotonic clock	3675	# 10 is the runtime save interval, for a monotonic clock
3185	# 60 allows for the watchdog to kill the server.	3676	# 60 allows for the watchdog to kill the server.
…		…
3195	aio_utime $fh, undef, undef;	3686	aio_utime $fh, undef, undef;
3196		3687
3197	close $fh	3688	close $fh
3198	or return;	3689	or return;
3199		3690
3200	aio_rename "$runtime~", $runtime	3691	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3201	and return;	3692	and return;
3202		3693
3203	warn "runtime file written.\n";	3694	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3204		3695
3205	1	3696	1
		3697	}
		3698
		3699	our $uuid_lock;
		3700	our $uuid_skip;
		3701
		3702	sub write_uuid_sync($) {
		3703	$uuid_skip ||= $_[0];
		3704
		3705	return if $uuid_lock;
		3706	local $uuid_lock = 1;
		3707
		3708	my $uuid = "$LOCALDIR/uuid";
		3709
		3710	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3711	or return;
		3712
		3713	my $value = uuid_seq uuid_cur;
		3714
		3715	unless ($value) {
		3716	info "cowardly refusing to write zero uuid value!\n";
		3717	return;
		3718	}
		3719
		3720	my $value = uuid_str $value + $uuid_skip;
		3721	$uuid_skip = 0;
		3722
		3723	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3724	and return;
		3725
		3726	# always fsync - this file is important
		3727	aio_fsync $fh
		3728	and return;
		3729
		3730	close $fh
		3731	or return;
		3732
		3733	aio_rename "$uuid~", $uuid
		3734	and return;
		3735
		3736	trace "uuid file written ($value).\n";
		3737
		3738	1
		3739
		3740	}
		3741
		3742	sub write_uuid($$) {
		3743	my ($skip, $sync) = @_;
		3744
		3745	$sync ? write_uuid_sync $skip
		3746	: async { write_uuid_sync $skip };
3206	}	3747	}
3207		3748
3208	sub emergency_save() {	3749	sub emergency_save() {
3209	my $freeze_guard = cf::freeze_mainloop;	3750	my $freeze_guard = cf::freeze_mainloop;
3210		3751
3211	warn "enter emergency perl save\n";	3752	info "emergency_perl_save: enter\n";
		3753
		3754	# this is a trade-off: we want to be very quick here, so
		3755	# save all maps without fsync, and later call a global sync
		3756	# (which in turn might be very very slow)
		3757	local $USE_FSYNC = 0;
3212		3758
3213	cf::sync_job {	3759	cf::sync_job {
		3760	cf::write_runtime_sync; # external watchdog should not bark
		3761
3214	# use a peculiar iteration method to avoid tripping on perl	3762	# use a peculiar iteration method to avoid tripping on perl
3215	# refcount bugs in for. also avoids problems with players	3763	# refcount bugs in for. also avoids problems with players
3216	# and maps saved/destroyed asynchronously.	3764	# and maps saved/destroyed asynchronously.
3217	warn "begin emergency player save\n";	3765	info "emergency_perl_save: begin player save\n";
3218	for my $login (keys %cf::PLAYER) {	3766	for my $login (keys %cf::PLAYER) {
3219	my $pl = $cf::PLAYER{$login} or next;	3767	my $pl = $cf::PLAYER{$login} or next;
3220	$pl->valid or next;	3768	$pl->valid or next;
		3769	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3221	$pl->save;	3770	$pl->save;
3222	}	3771	}
3223	warn "end emergency player save\n";	3772	info "emergency_perl_save: end player save\n";
3224		3773
3225	warn "begin emergency map save\n";	3774	cf::write_runtime_sync; # external watchdog should not bark
		3775
		3776	info "emergency_perl_save: begin map save\n";
3226	for my $path (keys %cf::MAP) {	3777	for my $path (keys %cf::MAP) {
3227	my $map = $cf::MAP{$path} or next;	3778	my $map = $cf::MAP{$path} or next;
3228	$map->valid or next;	3779	$map->valid or next;
3229	$map->save;	3780	$map->save;
3230	}	3781	}
3231	warn "end emergency map save\n";	3782	info "emergency_perl_save: end map save\n";
3232		3783
3233	warn "begin emergency database checkpoint\n";	3784	cf::write_runtime_sync; # external watchdog should not bark
		3785
		3786	info "emergency_perl_save: begin database checkpoint\n";
3234	BDB::db_env_txn_checkpoint $DB_ENV;	3787	BDB::db_env_txn_checkpoint $DB_ENV;
3235	warn "end emergency database checkpoint\n";	3788	info "emergency_perl_save: end database checkpoint\n";
		3789
		3790	info "emergency_perl_save: begin write uuid\n";
		3791	write_uuid_sync 1;
		3792	info "emergency_perl_save: end write uuid\n";
		3793
		3794	cf::write_runtime_sync; # external watchdog should not bark
		3795
		3796	trace "emergency_perl_save: syncing database to disk";
		3797	BDB::db_env_txn_checkpoint $DB_ENV;
		3798
		3799	info "emergency_perl_save: starting sync\n";
		3800	IO::AIO::aio_sync sub {
		3801	info "emergency_perl_save: finished sync\n";
		3802	};
		3803
		3804	cf::write_runtime_sync; # external watchdog should not bark
		3805
		3806	trace "emergency_perl_save: flushing outstanding aio requests";
		3807	while (IO::AIO::nreqs || BDB::nreqs) {
		3808	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3809	}
		3810
		3811	cf::write_runtime_sync; # external watchdog should not bark
3236	};	3812	};
3237		3813
3238	warn "leave emergency perl save\n";	3814	info "emergency_perl_save: leave\n";
3239	}	3815	}
3240		3816
3241	sub post_cleanup {	3817	sub post_cleanup {
3242	my ($make_core) = @_;	3818	my ($make_core) = @_;
3243		3819
		3820	IO::AIO::flush;
		3821
3244	warn Carp::longmess "post_cleanup backtrace"	3822	error Carp::longmess "post_cleanup backtrace"
3245	if $make_core;	3823	if $make_core;
		3824
		3825	my $fh = pidfile;
		3826	unlink $PIDFILE if <$fh> == $$;
		3827	}
		3828
		3829	# a safer delete_package, copied from Symbol
		3830	sub clear_package($) {
		3831	my $pkg = shift;
		3832
		3833	# expand to full symbol table name if needed
		3834	unless ($pkg =~ /^main::.*::$/) {
		3835	$pkg = "main$pkg" if $pkg =~ /^::/;
		3836	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3837	$pkg .= '::' unless $pkg =~ /::$/;
		3838	}
		3839
		3840	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3841	my $stem_symtab = *{$stem}{HASH};
		3842
		3843	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3844	or return;
		3845
		3846	# clear all symbols
		3847	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3848	for my $name (keys %$leaf_symtab) {
		3849	_gv_clear *{"$pkg$name"};
		3850	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3851	}
3246	}	3852	}
3247		3853
3248	sub do_reload_perl() {	3854	sub do_reload_perl() {
3249	# can/must only be called in main	3855	# can/must only be called in main
3250	if ($Coro::current != $Coro::main) {	3856	if (in_main) {
3251	warn "can only reload from main coroutine";	3857	error "can only reload from main coroutine";
3252	return;	3858	return;
3253	}	3859	}
3254		3860
		3861	return if $RELOAD++;
		3862
		3863	my $t1 = AE::time;
		3864
		3865	while ($RELOAD) {
3255	warn "reloading...";	3866	info "reloading...";
3256		3867
3257	warn "entering sync_job";	3868	trace "entering sync_job";
3258		3869
3259	cf::sync_job {	3870	cf::sync_job {
3260	cf::write_runtime; # external watchdog should not bark
3261	cf::emergency_save;	3871	cf::emergency_save;
3262	cf::write_runtime; # external watchdog should not bark
3263		3872
3264	warn "syncing database to disk";
3265	BDB::db_env_txn_checkpoint $DB_ENV;
3266
3267	# if anything goes wrong in here, we should simply crash as we already saved
3268
3269	warn "cancelling all WF_AUTOCANCEL watchers";
3270	for (Event::all_watchers) {
3271	$_->cancel if $_->data & WF_AUTOCANCEL;
3272	}
3273
3274	warn "flushing outstanding aio requests";
3275	for (;;) {
3276	BDB::flush;
3277	IO::AIO::flush;
3278	Coro::cede;
3279	last unless IO::AIO::nreqs || BDB::nreqs;
3280	warn "iterate...";
3281	}
3282
3283	++$RELOAD;
3284
3285	warn "cancelling all extension coros";	3873	trace "cancelling all extension coros";
3286	$_->cancel for values %EXT_CORO;	3874	$_->cancel for values %EXT_CORO;
3287	%EXT_CORO = ();	3875	%EXT_CORO = ();
3288		3876
3289	warn "removing commands";	3877	trace "removing commands";
3290	%COMMAND = ();	3878	%COMMAND = ();
3291		3879
3292	warn "removing ext/exti commands";	3880	trace "removing ext/exti commands";
3293	%EXTCMD = ();	3881	%EXTCMD = ();
3294	%EXTICMD = ();	3882	%EXTICMD = ();
3295		3883
3296	warn "unloading/nuking all extensions";	3884	trace "unloading/nuking all extensions";
3297	for my $pkg (@EXTS) {	3885	for my $pkg (@EXTS) {
3298	warn "... unloading $pkg";	3886	trace "... unloading $pkg";
3299		3887
3300	if (my $cb = $pkg->can ("unload")) {	3888	if (my $cb = $pkg->can ("unload")) {
3301	eval {	3889	eval {
3302	$cb->($pkg);	3890	$cb->($pkg);
3303	1	3891	1
3304	} or warn "$pkg unloaded, but with errors: $@";	3892	} or error "$pkg unloaded, but with errors: $@";
		3893	}
		3894
		3895	trace "... clearing $pkg";
		3896	clear_package $pkg;
3305	}	3897	}
3306		3898
3307	warn "... nuking $pkg";
3308	Symbol::delete_package $pkg;
3309	}
3310
3311	warn "unloading all perl modules loaded from $LIBDIR";	3899	trace "unloading all perl modules loaded from $LIBDIR";
3312	while (my ($k, $v) = each %INC) {	3900	while (my ($k, $v) = each %INC) {
3313	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3901	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3314		3902
3315	warn "... unloading $k";	3903	trace "... unloading $k";
3316	delete $INC{$k};	3904	delete $INC{$k};
3317		3905
3318	$k =~ s/\.pm$//;	3906	$k =~ s/\.pm$//;
3319	$k =~ s/\//::/g;	3907	$k =~ s/\//::/g;
3320		3908
3321	if (my $cb = $k->can ("unload_module")) {	3909	if (my $cb = $k->can ("unload_module")) {
3322	$cb->();	3910	$cb->();
		3911	}
		3912
		3913	clear_package $k;
3323	}	3914	}
3324		3915
3325	Symbol::delete_package $k;
3326	}
3327
3328	warn "getting rid of safe::, as good as possible";	3916	trace "getting rid of safe::, as good as possible";
3329	Symbol::delete_package "safe::$_"	3917	clear_package "safe::$_"
3330	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3918	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3331		3919
3332	warn "unloading cf.pm \"a bit\"";	3920	trace "unloading cf.pm \"a bit\"";
3333	delete $INC{"cf.pm"};	3921	delete $INC{"cf.pm"};
3334	delete $INC{"cf/pod.pm"};	3922	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3335		3923
3336	# don't, removes xs symbols, too,	3924	# don't, removes xs symbols, too,
3337	# and global variables created in xs	3925	# and global variables created in xs
3338	#Symbol::delete_package __PACKAGE__;	3926	#clear_package __PACKAGE__;
3339		3927
3340	warn "unload completed, starting to reload now";	3928	info "unload completed, starting to reload now";
3341		3929
3342	warn "reloading cf.pm";	3930	trace "reloading cf.pm";
3343	require cf;	3931	require cf;
3344	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3932	cf::_connect_to_perl_1;
3345		3933
3346	warn "loading config and database again";	3934	trace "loading config and database again";
3347	cf::reload_config;	3935	cf::reload_config;
3348		3936
3349	warn "loading extensions";	3937	trace "loading extensions";
3350	cf::load_extensions;	3938	cf::load_extensions;
3351		3939
		3940	if ($REATTACH_ON_RELOAD) {
3352	warn "reattaching attachments to objects/players";	3941	trace "reattaching attachments to objects/players";
3353	_global_reattach; # objects, sockets	3942	_global_reattach; # objects, sockets
3354	warn "reattaching attachments to maps";	3943	trace "reattaching attachments to maps";
3355	reattach $_ for values %MAP;	3944	reattach $_ for values %MAP;
3356	warn "reattaching attachments to players";	3945	trace "reattaching attachments to players";
3357	reattach $_ for values %PLAYER;	3946	reattach $_ for values %PLAYER;
		3947	}
3358		3948
		3949	trace "running post_init jobs";
		3950	(pop @POST_INIT)->(1) while @POST_INIT;
		3951
3359	warn "leaving sync_job";	3952	trace "leaving sync_job";
3360		3953
3361	1	3954	1
3362	} or do {	3955	} or do {
3363	warn $@;	3956	error $@;
3364	warn "error while reloading, exiting.";	3957	cf::cleanup "error while reloading, exiting.";
3365	exit 1;	3958	};
		3959
		3960	info "reloaded";
		3961	--$RELOAD;
3366	};	3962	}
3367		3963
3368	warn "reloaded";	3964	$t1 = AE::time - $t1;
		3965	info "reload completed in ${t1}s\n";
3369	};	3966	};
3370		3967
3371	our $RELOAD_WATCHER; # used only during reload	3968	our $RELOAD_WATCHER; # used only during reload
3372		3969
3373	sub reload_perl() {	3970	sub reload_perl() {
3374	# doing reload synchronously and two reloads happen back-to-back,	3971	# doing reload synchronously and two reloads happen back-to-back,
3375	# coro crashes during coro_state_free->destroy here.	3972	# coro crashes during coro_state_free->destroy here.
3376		3973
3377	$RELOAD_WATCHER ||= Event->timer (	3974	$RELOAD_WATCHER ||= cf::async {
3378	reentrant => 0,	3975	Coro::AIO::aio_wait cache_extensions;
3379	after => 0,	3976
3380	data => WF_AUTOCANCEL,	3977	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3381	cb => sub {
3382	do_reload_perl;	3978	do_reload_perl;
3383	undef $RELOAD_WATCHER;	3979	undef $RELOAD_WATCHER;
3384	},	3980	};
3385	);	3981	};
3386	}	3982	}
3387		3983
3388	register_command "reload" => sub {	3984	register_command "reload" => sub {
3389	my ($who, $arg) = @_;	3985	my ($who, $arg) = @_;
3390		3986
3391	if ($who->flag (FLAG_WIZ)) {	3987	if ($who->flag (FLAG_WIZ)) {
3392	$who->message ("reloading server.");	3988	$who->message ("reloading server.");
		3989	async {
		3990	$Coro::current->{desc} = "perl_reload";
3393	async { reload_perl };	3991	reload_perl;
		3992	};
3394	}	3993	}
3395	};	3994	};
3396		3995
3397	unshift @INC, $LIBDIR;	3996	unshift @INC, $LIBDIR;
3398		3997
…		…
3400		3999
3401	our @WAIT_FOR_TICK;	4000	our @WAIT_FOR_TICK;
3402	our @WAIT_FOR_TICK_BEGIN;	4001	our @WAIT_FOR_TICK_BEGIN;
3403		4002
3404	sub wait_for_tick {	4003	sub wait_for_tick {
3405	return unless $TICK_WATCHER->is_active;
3406	return if $Coro::current == $Coro::main;	4004	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3407		4005
3408	my $signal = new Coro::Signal;	4006	my $signal = new Coro::Signal;
3409	push @WAIT_FOR_TICK, $signal;	4007	push @WAIT_FOR_TICK, $signal;
3410	$signal->wait;	4008	$signal->wait;
3411	}	4009	}
3412		4010
3413	sub wait_for_tick_begin {	4011	sub wait_for_tick_begin {
3414	return unless $TICK_WATCHER->is_active;
3415	return if $Coro::current == $Coro::main;	4012	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3416		4013
3417	my $signal = new Coro::Signal;	4014	my $signal = new Coro::Signal;
3418	push @WAIT_FOR_TICK_BEGIN, $signal;	4015	push @WAIT_FOR_TICK_BEGIN, $signal;
3419	$signal->wait;	4016	$signal->wait;
3420	}	4017	}
3421		4018
3422	my $min = 1e6;#d#	4019	sub tick {
3423	my $avg = 10;
3424	$TICK_WATCHER = Event->timer (
3425	reentrant => 0,
3426	parked => 1,
3427	prio => 0,
3428	at => $NEXT_TICK || $TICK,
3429	data => WF_AUTOCANCEL,
3430	cb => sub {
3431	if ($Coro::current != $Coro::main) {	4020	if ($Coro::current != $Coro::main) {
3432	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4021	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3433	unless ++$bug_warning > 10;	4022	unless ++$bug_warning > 10;
3434	return;	4023	return;
3435	}	4024	}
3436		4025
3437	$NOW = $tick_start = Event::time;
3438
3439	cf::server_tick; # one server iteration	4026	cf::server_tick; # one server iteration
3440		4027
3441	0 && sync_job {#d#	4028	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3442	for(1..10) {
3443	my $t = Event::time;
3444	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3445	or die;
3446		4029
3447	$map->width (50);	4030	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3448	$map->height (50);	4031	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3449	$map->alloc;	4032	Coro::async_pool {
3450	$map->_load_objects ("/tmp/x.map", 1); #TODO: does not work	4033	$Coro::current->{desc} = "runtime saver";
3451	my $t = Event::time - $t;	4034	write_runtime_sync
3452		4035	or error "ERROR: unable to write runtime file: $!";
3453	#next unless $t < 0.0013;#d#
3454	if ($t < $min) {
3455	$min = $t;
3456	}
3457	$avg = $avg * 0.99 + $t * 0.01;
3458	}
3459	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3460	exit 0;
3461	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3462	};	4036	};
		4037	}
3463		4038
3464	$RUNTIME += $TICK;
3465	$NEXT_TICK += $TICK;
3466
3467	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3468	$NEXT_RUNTIME_WRITE = $NOW + 10;
3469	Coro::async_pool {
3470	write_runtime
3471	or warn "ERROR: unable to write runtime file: $!";
3472	};
3473	}
3474
3475	# my $AFTER = Event::time;
3476	# warn $AFTER - $NOW;#d#
3477
3478	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4039	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3479	$sig->send;	4040	$sig->send;
3480	}	4041	}
3481	while (my $sig = shift @WAIT_FOR_TICK) {	4042	while (my $sig = shift @WAIT_FOR_TICK) {
3482	$sig->send;	4043	$sig->send;
3483	}	4044	}
3484		4045
3485	$NOW = Event::time;	4046	$LOAD = ($NOW - $TICK_START) / $TICK;
3486
3487	# if we are delayed by four ticks or more, skip them all
3488	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3489
3490	$TICK_WATCHER->at ($NEXT_TICK);
3491	$TICK_WATCHER->start;
3492
3493	$LOAD = ($NOW - $tick_start) / $TICK;
3494	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4047	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3495		4048
3496	_post_tick;	4049	if (0) {
3497		4050	if ($NEXT_TICK) {
3498		4051	my $jitter = $TICK_START - $NEXT_TICK;
		4052	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4053	debug "jitter $JITTER\n";#d#
		4054	}
3499	},	4055	}
3500	);	4056	}
3501		4057
3502	{	4058	{
3503	BDB::max_poll_time $TICK * 0.1;	4059	# configure BDB
3504	$BDB_POLL_WATCHER = Event->io (	4060
3505	reentrant => 0,
3506	fd => BDB::poll_fileno,
3507	poll => 'r',
3508	prio => 0,
3509	data => WF_AUTOCANCEL,
3510	cb => \&BDB::poll_cb,
3511	);
3512	BDB::min_parallel 8;	4061	BDB::min_parallel 16;
3513		4062	BDB::max_poll_reqs $TICK * 0.1;
3514	BDB::set_sync_prepare {	4063	$AnyEvent::BDB::WATCHER->priority (1);
3515	my $status;
3516	my $current = $Coro::current;
3517	(
3518	sub {
3519	$status = $!;
3520	$current->ready; undef $current;
3521	},
3522	sub {
3523	Coro::schedule while defined $current;
3524	$! = $status;
3525	},
3526	)
3527	};
3528		4064
3529	unless ($DB_ENV) {	4065	unless ($DB_ENV) {
3530	$DB_ENV = BDB::db_env_create;	4066	$DB_ENV = BDB::db_env_create;
		4067	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4068	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4069	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4070	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4071	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3531		4072
3532	cf::sync_job {	4073	cf::sync_job {
3533	eval {	4074	eval {
3534	BDB::db_env_open	4075	BDB::db_env_open
3535	$DB_ENV,	4076	$DB_ENV,
…		…
3537	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4078	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3538	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4079	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3539	0666;	4080	0666;
3540		4081
3541	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4082	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3542
3543	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3544	$DB_ENV->set_lk_detect;
3545	};	4083	};
3546		4084
3547	cf::cleanup "db_env_open(db): $@" if $@;	4085	cf::cleanup "db_env_open(db): $@" if $@;
3548	};	4086	};
3549	}	4087	}
		4088
		4089	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4090	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4091	};
		4092	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4093	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4094	};
		4095	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4096	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4097	};
3550	}	4098	}
3551		4099
3552	{	4100	{
		4101	# configure IO::AIO
		4102
3553	IO::AIO::min_parallel 8;	4103	IO::AIO::min_parallel 8;
3554
3555	undef $Coro::AIO::WATCHER;
3556	IO::AIO::max_poll_time $TICK * 0.1;	4104	IO::AIO::max_poll_time $TICK * 0.1;
3557	$AIO_POLL_WATCHER = Event->io (	4105	undef $AnyEvent::AIO::WATCHER;
3558	reentrant => 0,
3559	data => WF_AUTOCANCEL,
3560	fd => IO::AIO::poll_fileno,
3561	poll => 'r',
3562	prio => 6,
3563	cb => \&IO::AIO::poll_cb,
3564	);
3565	}	4106	}
3566		4107
3567	my $_log_backtrace;	4108	my $_log_backtrace;
3568		4109
3569	sub _log_backtrace {	4110	sub _log_backtrace {
…		…
3572	$msg =~ s/\n//;	4113	$msg =~ s/\n//;
3573		4114
3574	# limit the # of concurrent backtraces	4115	# limit the # of concurrent backtraces
3575	if ($_log_backtrace < 2) {	4116	if ($_log_backtrace < 2) {
3576	++$_log_backtrace;	4117	++$_log_backtrace;
		4118	my $perl_bt = Carp::longmess $msg;
3577	async {	4119	async {
		4120	$Coro::current->{desc} = "abt $msg";
		4121
3578	my @bt = fork_call {	4122	my @bt = fork_call {
3579	@addr = map { sprintf "%x", $_ } @addr;	4123	@addr = map { sprintf "%x", $_ } @addr;
3580	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4124	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3581	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4125	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3582	or die "addr2line: $!";	4126	or die "addr2line: $!";
…		…
3590	}	4134	}
3591		4135
3592	@funcs	4136	@funcs
3593	};	4137	};
3594		4138
3595	LOG llevInfo, "[ABT] $msg\n";	4139	LOG llevInfo, "[ABT] $perl_bt\n";
		4140	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3596	LOG llevInfo, "[ABT] $_\n" for @bt;	4141	LOG llevInfo, "[ABT] $_\n" for @bt;
3597	--$_log_backtrace;	4142	--$_log_backtrace;
3598	};	4143	};
3599	} else {	4144	} else {
3600	LOG llevInfo, "[ABT] $msg\n";	4145	LOG llevInfo, "[ABT] $msg\n";
3601	LOG llevInfo, "[ABT] [suppressed]\n";	4146	LOG llevInfo, "[ABT] [suppressed]\n";
3602	}	4147	}
3603	}	4148	}
3604		4149
3605	# load additional modules	4150	# load additional modules
3606	use cf::pod;	4151	require "cf/$_.pm" for @EXTRA_MODULES;
		4152	cf::_connect_to_perl_2;
3607		4153
3608	END { cf::emergency_save }	4154	END { cf::emergency_save }
3609		4155
3610	1	4156	1
3611		4157

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