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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.366 by root, Tue Sep 11 16:05:35 2007 UTC vs.
Revision 1.532 by root, Thu Apr 29 07:32:34 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use Storable;	32	use EV;
10	use Event;
11	use Opcode;	33	use Opcode;
12	use Safe;	34	use Safe;
13	use Safe::Hole;	35	use Safe::Hole;
		36	use Storable ();
		37	use Carp ();
14		38
		39	use Guard ();
15	use Coro 3.64 ();	40	use Coro ();
16	use Coro::State;	41	use Coro::State;
17	use Coro::Handle;	42	use Coro::Handle;
		43	use Coro::EV;
18	use Coro::Event;	44	use Coro::AnyEvent;
19	use Coro::Timer;	45	use Coro::Timer;
20	use Coro::Signal;	46	use Coro::Signal;
21	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
22	use Coro::AIO;	50	use Coro::AIO;
		51	use Coro::BDB 1.6;
23	use Coro::Storable;	52	use Coro::Storable;
24	use Coro::Util ();	53	use Coro::Util ();
25		54
26	use JSON::XS ();	55	use JSON::XS 2.01 ();
27	use BDB ();	56	use BDB ();
28	use Data::Dumper;	57	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	58	use Fcntl;
31	use YAML::Syck ();	59	use YAML::XS ();
32	use IO::AIO 2.32 ();	60	use IO::AIO ();
33	use Time::HiRes;	61	use Time::HiRes;
34	use Compress::LZF;	62	use Compress::LZF;
35	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
36		66
37	# configure various modules to our taste	67	# configure various modules to our taste
38	#	68	#
39	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	70	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		71
		72	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		73
		74	# make sure c-lzf reinitialises itself
		75	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	76	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		77
43	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
44		79	$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		80
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	98	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE; # unused
		112
		113	our $OUTPUT_RATE_MIN = 3000;
		114	our $OUTPUT_RATE_MAX = 1000000;
		115
		116	our $MAX_LINKS = 32; # how many chained exits to follow
		117	our $VERBOSE_IO = 1;
75		118
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	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	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	121	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		123
84	our $BDB_POLL_WATCHER;	124	our $BDB_DEADLOCK_WATCHER;
85	our $BDB_CHECKPOINT_WATCHER;	125	our $BDB_CHECKPOINT_WATCHER;
86	our $BDB_TRICKLE_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
87	our $DB_ENV;	127	our $DB_ENV;
88		128
		129	our @EXTRA_MODULES = qw(pod match mapscript);
		130
89	our %CFG;	131	our %CFG;
90		132
91	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
92	our $RUNTIME;	134	our $RUNTIME;
		135	our $NOW;
93		136
94	our (%PLAYER, %PLAYER_LOADING); # all users	137	our (%PLAYER, %PLAYER_LOADING); # all users
95	our (%MAP, %MAP_LOADING ); # all maps	138	our (%MAP, %MAP_LOADING ); # all maps
96	our $LINK_MAP; # the special {link} map, which is always available	139	our $LINK_MAP; # the special {link} map, which is always available
97		140
98	# used to convert map paths into valid unix filenames by replacing / by ∕	141	# used to convert map paths into valid unix filenames by replacing / by ∕
99	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	142	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
100		143
101	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	144	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
102	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
		146	our $JITTER; # average jitter
103	our $tick_start; # for load detecting purposes	147	our $TICK_START; # for load detecting purposes
		148
		149	our @POST_INIT;
		150
		151	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		152	our $REALLY_UNLOOP; # never set to true, please :)
104		153
105	binmode STDOUT;	154	binmode STDOUT;
106	binmode STDERR;	155	binmode STDERR;
107		156
108	# read virtual server time, if available	157	# read virtual server time, if available
109	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
110	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
111	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
112	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
113	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
114		165
115	mkdir $_	166	mkdir $_
116	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
117		168
118	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
119		170
120	sub cf::map::normalise;	171	sub cf::map::normalise;
		172
		173	sub in_main() {
		174	$Coro::current == $Coro::main
		175	}
		176
		177	#############################################################################
		178
		179	%REFLECT = ();
		180	for (@REFLECT) {
		181	my $reflect = JSON::XS::decode_json $_;
		182	$REFLECT{$reflect->{class}} = $reflect;
		183	}
		184
		185	# this is decidedly evil
		186	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
121		187
122	#############################################################################	188	#############################################################################
123		189
124	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
125		191
…		…
161		227
162	The raw value load value from the last tick.	228	The raw value load value from the last tick.
163		229
164	=item %cf::CFG	230	=item %cf::CFG
165		231
166	Configuration for the server, loaded from C</etc/crossfire/config>, or	232	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
167	from wherever your confdir points to.	233	from wherever your confdir points to.
168		234
169	=item cf::wait_for_tick, cf::wait_for_tick_begin	235	=item cf::wait_for_tick, cf::wait_for_tick_begin
170		236
171	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	237	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
172	returns directly I<after> the tick processing (and consequently, can only wake one process	238	returns directly I<after> the tick processing (and consequently, can only wake one process
173	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	239	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
174		240
175	=item @cf::INVOKE_RESULTS	241	=item @cf::INVOKE_RESULTS
176		242
177	This array contains the results of the last C<invoke ()> call. When	243	This array contains the results of the last C<invoke ()> call. When
178	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	244	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
179	that call.	245	that call.
180		246
		247	=item %cf::REFLECT
		248
		249	Contains, for each (C++) class name, a hash reference with information
		250	about object members (methods, scalars, arrays and flags) and other
		251	metadata, which is useful for introspection.
		252
181	=back	253	=back
182		254
183	=cut	255	=cut
184		256
185	BEGIN {	257	sub error(@) { LOG llevError, join "", @_ }
186	*CORE::GLOBAL::warn = sub {	258	sub warn (@) { LOG llevWarn , join "", @_ }
		259	sub info (@) { LOG llevInfo , join "", @_ }
		260	sub debug(@) { LOG llevDebug, join "", @_ }
		261	sub trace(@) { LOG llevTrace, join "", @_ }
		262
		263	$Coro::State::WARNHOOK = sub {
187	my $msg = join "", @_;	264	my $msg = join "", @_;
188		265
189	$msg .= "\n"	266	$msg .= "\n"
190	unless $msg =~ /\n$/;	267	unless $msg =~ /\n$/;
191		268
192	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	269	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
193		270
194	LOG llevError, $msg;	271	LOG llevWarn, $msg;
195	};	272	};
196	}	273
		274	$Coro::State::DIEHOOK = sub {
		275	return unless $^S eq 0; # "eq", not "=="
		276
		277	error Carp::longmess $_[0];
		278
		279	if (in_main) {#d#
		280	error "DIEHOOK called in main context, Coro bug?\n";#d#
		281	return;#d#
		282	}#d#
		283
		284	# kill coroutine otherwise
		285	Coro::terminate
		286	};
197		287
198	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	288	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
199	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	289	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
200	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	290	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
201	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	291	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
208	for my $pkg (qw(	298	for my $pkg (qw(
209	cf::global cf::attachable	299	cf::global cf::attachable
210	cf::object cf::object::player	300	cf::object cf::object::player
211	cf::client cf::player	301	cf::client cf::player
212	cf::arch cf::living	302	cf::arch cf::living
		303	cf::map cf::mapspace
213	cf::map cf::party cf::region	304	cf::party cf::region
214	)) {	305	)) {
215	no strict 'refs';
216	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	306	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
217	}	307	}
218		308
219	$Event::DIED = sub {	309	$EV::DIED = sub {
220	warn "error in event callback: @_";	310	Carp::cluck "error in event callback: @_";
221	};	311	};
222		312
223	#############################################################################	313	#############################################################################
224		314
225	=head2 UTILITY FUNCTIONS	315	=head2 UTILITY FUNCTIONS
…		…
247	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	337	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
248	$d	338	$d
249	} || "[unable to dump $_[0]: '$@']";	339	} || "[unable to dump $_[0]: '$@']";
250	}	340	}
251		341
252	=item $ref = cf::from_json $json	342	=item $ref = cf::decode_json $json
253		343
254	Converts a JSON string into the corresponding perl data structure.	344	Converts a JSON string into the corresponding perl data structure.
255		345
256	=item $json = cf::to_json $ref	346	=item $json = cf::encode_json $ref
257		347
258	Converts a perl data structure into its JSON representation.	348	Converts a perl data structure into its JSON representation.
259		349
260	=cut	350	=cut
261		351
262	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	352	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
263		353
264	sub to_json ($) { $json_coder->encode ($_[0]) }	354	sub encode_json($) { $json_coder->encode ($_[0]) }
265	sub from_json ($) { $json_coder->decode ($_[0]) }	355	sub decode_json($) { $json_coder->decode ($_[0]) }
		356
		357	=item cf::post_init { BLOCK }
		358
		359	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		360	but I<before> the server starts ticking again.
		361
		362	The cdoeblock will have a single boolean argument to indicate whether this
		363	is a reload or not.
		364
		365	=cut
		366
		367	sub post_init(&) {
		368	push @POST_INIT, shift;
		369	}
266		370
267	=item cf::lock_wait $string	371	=item cf::lock_wait $string
268		372
269	Wait until the given lock is available. See cf::lock_acquire.	373	Wait until the given lock is available. See cf::lock_acquire.
270		374
271	=item my $lock = cf::lock_acquire $string	375	=item my $lock = cf::lock_acquire $string
272		376
273	Wait until the given lock is available and then acquires it and returns	377	Wait until the given lock is available and then acquires it and returns
274	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	378	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
275	for example when the coroutine gets canceled), the lock is automatically	379	for example when the coroutine gets canceled), the lock is automatically
276	returned.	380	returned.
277		381
278	Locks are *not* recursive, locking from the same coro twice results in a	382	Locks are *not* recursive, locking from the same coro twice results in a
279	deadlocked coro.	383	deadlocked coro.
…		…
285		389
286	Return true if the lock is currently active, i.e. somebody has locked it.	390	Return true if the lock is currently active, i.e. somebody has locked it.
287		391
288	=cut	392	=cut
289		393
290	our %LOCK;	394	our $LOCKS = new Coro::SemaphoreSet;
291	our %LOCKER;#d#
292		395
293	sub lock_wait($) {	396	sub lock_wait($) {
294	my ($key) = @_;	397	$LOCKS->wait ($_[0]);
295
296	if ($LOCKER{$key} == $Coro::current) {#d#
297	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
298	return;#d#
299	}#d#
300
301	# wait for lock, if any
302	while ($LOCK{$key}) {
303	push @{ $LOCK{$key} }, $Coro::current;
304	Coro::schedule;
305	}
306	}	398	}
307		399
308	sub lock_acquire($) {	400	sub lock_acquire($) {
309	my ($key) = @_;	401	$LOCKS->guard ($_[0])
310
311	# wait, to be sure we are not locked
312	lock_wait $key;
313
314	$LOCK{$key} = [];
315	$LOCKER{$key} = $Coro::current;#d#
316
317	Coro::guard {
318	delete $LOCKER{$key};#d#
319	# wake up all waiters, to be on the safe side
320	$_->ready for @{ delete $LOCK{$key} };
321	}
322	}	402	}
323		403
324	sub lock_active($) {	404	sub lock_active($) {
325	my ($key) = @_;	405	$LOCKS->count ($_[0]) < 1
326
327	! ! $LOCK{$key}
328	}	406	}
329		407
330	sub freeze_mainloop {	408	sub freeze_mainloop {
331	return unless $TICK_WATCHER->is_active;	409	tick_inhibit_inc;
332		410
333	my $guard = Coro::guard {	411	&Guard::guard (\&tick_inhibit_dec);
334	$TICK_WATCHER->start;	412	}
335	};	413
336	$TICK_WATCHER->stop;	414	=item cf::periodic $interval, $cb
337	$guard	415
		416	Like EV::periodic, but randomly selects a starting point so that the actions
		417	get spread over time.
		418
		419	=cut
		420
		421	sub periodic($$) {
		422	my ($interval, $cb) = @_;
		423
		424	my $start = rand List::Util::min 180, $interval;
		425
		426	EV::periodic $start, $interval, 0, $cb
338	}	427	}
339		428
340	=item cf::get_slot $time[, $priority[, $name]]	429	=item cf::get_slot $time[, $priority[, $name]]
341		430
342	Allocate $time seconds of blocking CPU time at priority C<$priority>:	431	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
350		439
351	=cut	440	=cut
352		441
353	our @SLOT_QUEUE;	442	our @SLOT_QUEUE;
354	our $SLOT_QUEUE;	443	our $SLOT_QUEUE;
		444	our $SLOT_DECAY = 0.9;
355		445
356	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	446	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
357	$SLOT_QUEUE = Coro::async {	447	$SLOT_QUEUE = Coro::async {
		448	$Coro::current->desc ("timeslot manager");
		449
358	my $signal = new Coro::Signal;	450	my $signal = new Coro::Signal;
		451	my $busy;
359		452
360	while () {	453	while () {
361	next_job:	454	next_job:
		455
362	my $avail = cf::till_tick;	456	my $avail = cf::till_tick;
363	if ($avail > 0.01) {	457
364	for (0 .. $#SLOT_QUEUE) {	458	for (0 .. $#SLOT_QUEUE) {
365	if ($SLOT_QUEUE[$_][0] < $avail) {	459	if ($SLOT_QUEUE[$_][0] <= $avail) {
		460	$busy = 0;
366	my $job = splice @SLOT_QUEUE, $_, 1, ();	461	my $job = splice @SLOT_QUEUE, $_, 1, ();
367	$job->[2]->send;	462	$job->[2]->send;
368	Coro::cede;	463	Coro::cede;
369	goto next_job;	464	goto next_job;
370	}	465	} else {
		466	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
371	}	467	}
372	}	468	}
373		469
374	if (@SLOT_QUEUE) {	470	if (@SLOT_QUEUE) {
375	# we do not use wait_For_tick() as it returns immediately when tick is inactive	471	# we do not use wait_for_tick() as it returns immediately when tick is inactive
376	push @cf::WAIT_FOR_TICK, $signal;	472	push @cf::WAIT_FOR_TICK, $signal;
377	$signal->wait;	473	$signal->wait;
378	} else {	474	} else {
		475	$busy = 0;
379	Coro::schedule;	476	Coro::schedule;
380	}	477	}
381	}	478	}
382	};	479	};
383		480
384	sub get_slot($;$$) {	481	sub get_slot($;$$) {
		482	return if tick_inhibit || $Coro::current == $Coro::main;
		483
385	my ($time, $pri, $name) = @_;	484	my ($time, $pri, $name) = @_;
386		485
387	$time = $TICK * .6 if $time > $TICK * .6;	486	$time = clamp $time, 0.01, $TICK * .6;
		487
388	my $sig = new Coro::Signal;	488	my $sig = new Coro::Signal;
389		489
390	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	490	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
391	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	491	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
392	$SLOT_QUEUE->ready;	492	$SLOT_QUEUE->ready;
…		…
403		503
404	BEGIN { *async = \&Coro::async_pool }	504	BEGIN { *async = \&Coro::async_pool }
405		505
406	=item cf::sync_job { BLOCK }	506	=item cf::sync_job { BLOCK }
407		507
408	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	508	The design of Deliantra requires that the main coroutine ($Coro::main)
409	is always able to handle events or runnable, as Crossfire TRT is only	509	is always able to handle events or runnable, as Deliantra is only
410	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	510	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
411	acceptable.	511	acceptable.
412		512
413	If it must be done, put the blocking parts into C<sync_job>. This will run	513	If it must be done, put the blocking parts into C<sync_job>. This will run
414	the given BLOCK in another coroutine while waiting for the result. The	514	the given BLOCK in another coroutine while waiting for the result. The
…		…
419		519
420	sub sync_job(&) {	520	sub sync_job(&) {
421	my ($job) = @_;	521	my ($job) = @_;
422		522
423	if ($Coro::current == $Coro::main) {	523	if ($Coro::current == $Coro::main) {
424	my $time = Event::time;	524	my $time = AE::time;
425		525
426	# this is the main coro, too bad, we have to block	526	# this is the main coro, too bad, we have to block
427	# till the operation succeeds, freezing the server :/	527	# till the operation succeeds, freezing the server :/
428		528
429	# TODO: use suspend/resume instead	529	LOG llevError, Carp::longmess "sync job";#d#
430	# (but this is cancel-safe)	530
431	my $freeze_guard = freeze_mainloop;	531	my $freeze_guard = freeze_mainloop;
432		532
433	my $busy = 1;	533	my $busy = 1;
434	my @res;	534	my @res;
435		535
436	(async {	536	(async {
		537	$Coro::current->desc ("sync job coro");
437	@res = eval { $job->() };	538	@res = eval { $job->() };
438	warn $@ if $@;	539	error $@ if $@;
439	undef $busy;	540	undef $busy;
440	})->prio (Coro::PRIO_MAX);	541	})->prio (Coro::PRIO_MAX);
441		542
442	while ($busy) {	543	while ($busy) {
443	Coro::cede or Event::one_event;	544	if (Coro::nready) {
		545	Coro::cede_notself;
		546	} else {
		547	EV::loop EV::LOOP_ONESHOT;
444	}	548	}
		549	}
445		550
446	$time = Event::time - $time;	551	my $time = AE::time - $time;
447		552
448	LOG llevError | logBacktrace, Carp::longmess "long sync job"
449	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
450
451	$tick_start += $time; # do not account sync jobs to server load	553	$TICK_START += $time; # do not account sync jobs to server load
452		554
453	wantarray ? @res : $res[0]	555	wantarray ? @res : $res[0]
454	} else {	556	} else {
455	# we are in another coroutine, how wonderful, everything just works	557	# we are in another coroutine, how wonderful, everything just works
456		558
…		…
481	=item fork_call { }, $args	583	=item fork_call { }, $args
482		584
483	Executes the given code block with the given arguments in a seperate	585	Executes the given code block with the given arguments in a seperate
484	process, returning the results. Everything must be serialisable with	586	process, returning the results. Everything must be serialisable with
485	Coro::Storable. May, of course, block. Note that the executed sub may	587	Coro::Storable. May, of course, block. Note that the executed sub may
486	never block itself or use any form of Event handling.	588	never block itself or use any form of event handling.
487		589
488	=cut	590	=cut
489		591
490	sub fork_call(&@) {	592	sub fork_call(&@) {
491	my ($cb, @args) = @_;	593	my ($cb, @args) = @_;
…		…
498	reset_signals;	600	reset_signals;
499	&$cb	601	&$cb
500	}, @args;	602	}, @args;
501		603
502	wantarray ? @res : $res[-1]	604	wantarray ? @res : $res[-1]
		605	}
		606
		607	sub objinfo {
		608	(
		609	"counter value" => cf::object::object_count,
		610	"objects created" => cf::object::create_count,
		611	"objects destroyed" => cf::object::destroy_count,
		612	"freelist size" => cf::object::free_count,
		613	"allocated objects" => cf::object::objects_size,
		614	"active objects" => cf::object::actives_size,
		615	)
		616	}
		617
		618	=item $coin = coin_from_name $name
		619
		620	=cut
		621
		622	our %coin_alias = (
		623	"silver" => "silvercoin",
		624	"silvercoin" => "silvercoin",
		625	"silvercoins" => "silvercoin",
		626	"gold" => "goldcoin",
		627	"goldcoin" => "goldcoin",
		628	"goldcoins" => "goldcoin",
		629	"platinum" => "platinacoin",
		630	"platinumcoin" => "platinacoin",
		631	"platinumcoins" => "platinacoin",
		632	"platina" => "platinacoin",
		633	"platinacoin" => "platinacoin",
		634	"platinacoins" => "platinacoin",
		635	"royalty" => "royalty",
		636	"royalties" => "royalty",
		637	);
		638
		639	sub coin_from_name($) {
		640	$coin_alias{$_[0]}
		641	? cf::arch::find $coin_alias{$_[0]}
		642	: undef
503	}	643	}
504		644
505	=item $value = cf::db_get $family => $key	645	=item $value = cf::db_get $family => $key
506		646
507	Returns a single value from the environment database.	647	Returns a single value from the environment database.
…		…
615		755
616	my $t1 = Time::HiRes::time;	756	my $t1 = Time::HiRes::time;
617	my $data = $process->(\@data);	757	my $data = $process->(\@data);
618	my $t2 = Time::HiRes::time;	758	my $t2 = Time::HiRes::time;
619		759
620	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	760	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
621		761
622	db_put cache => "$id/data", $data;	762	db_put cache => "$id/data", $data;
623	db_put cache => "$id/md5" , $md5;	763	db_put cache => "$id/md5" , $md5;
624	db_put cache => "$id/meta", $meta;	764	db_put cache => "$id/meta", $meta;
625		765
…		…
635		775
636	=cut	776	=cut
637		777
638	sub datalog($@) {	778	sub datalog($@) {
639	my ($type, %kv) = @_;	779	my ($type, %kv) = @_;
640	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	780	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
641	}	781	}
642		782
643	=back	783	=back
644		784
645	=cut	785	=cut
646		786
647	#############################################################################	787	#############################################################################
648		788
649	=head2 ATTACHABLE OBJECTS	789	=head2 ATTACHABLE OBJECTS
650		790
651	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
652	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")
653	to it. All such attachable objects support the following methods.	793	to it. All such attachable objects support the following methods.
654		794
655	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>
656	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
657	Crossfire TRT).	797	Deliantra).
658		798
659	=over 4	799	=over 4
660		800
661	=item $attachable->attach ($attachment, key => $value...)	801	=item $attachable->attach ($attachment, key => $value...)
662		802
…		…
706	=item cf::CLASS::attachment $name, ...	846	=item cf::CLASS::attachment $name, ...
707		847
708	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
709	given CLASS can refer to this attachment.	849	given CLASS can refer to this attachment.
710		850
711	Some classes such as crossfire maps and objects can specify attachments	851	Some classes such as deliantra maps and objects can specify attachments
712	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.
713		853
714	These calls expect any number of the following handler/hook descriptions:	854	These calls expect any number of the following handler/hook descriptions:
715		855
716	=over 4	856	=over 4
…		…
840		980
841	} elsif (exists $cb_id{$type}) {	981	} elsif (exists $cb_id{$type}) {
842	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	982	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
843		983
844	} elsif (ref $type) {	984	} elsif (ref $type) {
845	warn "attaching objects not supported, ignoring.\n";	985	error "attaching objects not supported, ignoring.\n";
846		986
847	} else {	987	} else {
848	shift @arg;	988	shift @arg;
849	warn "attach argument '$type' not supported, ignoring.\n";	989	error "attach argument '$type' not supported, ignoring.\n";
850	}	990	}
851	}	991	}
852	}	992	}
853		993
854	sub _object_attach {	994	sub _object_attach {
…		…
864	_attach $registry, $klass, @attach;	1004	_attach $registry, $klass, @attach;
865	}	1005	}
866		1006
867	$obj->{$name} = \%arg;	1007	$obj->{$name} = \%arg;
868	} else {	1008	} else {
869	warn "object uses attachment '$name' which is not available, postponing.\n";	1009	info "object uses attachment '$name' which is not available, postponing.\n";
870	}	1010	}
871		1011
872	$obj->{_attachment}{$name} = undef;	1012	$obj->{_attachment}{$name} = undef;
873	}	1013	}
874		1014
…		…
933		1073
934	for (@$callbacks) {	1074	for (@$callbacks) {
935	eval { &{$_->[1]} };	1075	eval { &{$_->[1]} };
936		1076
937	if ($@) {	1077	if ($@) {
938	warn "$@";
939	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1078	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
940	override;	1079	override;
941	}	1080	}
942		1081
943	return 1 if $override;	1082	return 1 if $override;
944	}	1083	}
945		1084
946	0	1085	0
947	}	1086	}
948		1087
949	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1088	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
950		1089
951	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1090	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
952		1091
953	Generate an object-specific event with the given arguments.	1092	Generate an object-specific event with the given arguments.
954		1093
…		…
960		1099
961	=cut	1100	=cut
962		1101
963	#############################################################################	1102	#############################################################################
964	# object support	1103	# object support
965	#
966		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#
967	sub _can_merge {	1138	sub _can_merge {
968	my ($ob1, $ob2) = @_;	1139	my ($ob1, $ob2) = @_;
969		1140
970	local $Storable::canonical = 1;	1141	++$SLOW_MERGES;#d#
971	my $fob1 = Storable::freeze $ob1;
972	my $fob2 = Storable::freeze $ob2;
973		1142
974	$fob1 eq $fob2	1143	# we do the slow way here
		1144	return _object_equal $ob1, $ob2
975	}	1145	}
976		1146
977	sub reattach {	1147	sub reattach {
978	# basically do the same as instantiate, without calling instantiate	1148	# basically do the same as instantiate, without calling instantiate
979	my ($obj) = @_;	1149	my ($obj) = @_;
980		1150
		1151	# no longer needed after getting rid of delete_package?
981	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
982		1153
983	my $registry = $obj->registry;	1154	my $registry = $obj->registry;
984		1155
985	@$registry = ();	1156	@$registry = ();
986		1157
…		…
991	for (@$attach) {	1162	for (@$attach) {
992	my ($klass, @attach) = @$_;	1163	my ($klass, @attach) = @$_;
993	_attach $registry, $klass, @attach;	1164	_attach $registry, $klass, @attach;
994	}	1165	}
995	} else {	1166	} else {
996	warn "object uses attachment '$name' that is not available, postponing.\n";	1167	info "object uses attachment '$name' that is not available, postponing.\n";
997	}	1168	}
998	}	1169	}
999	}	1170	}
1000		1171
1001	cf::attachable->attach (	1172	cf::attachable->attach (
1002	prio => -1000000,	1173	prio => -1000000,
1003	on_instantiate => sub {	1174	on_instantiate => sub {
1004	my ($obj, $data) = @_;	1175	my ($obj, $data) = @_;
1005		1176
1006	$data = from_json $data;	1177	$data = decode_json $data;
1007		1178
1008	for (@$data) {	1179	for (@$data) {
1009	my ($name, $args) = @$_;	1180	my ($name, $args) = @$_;
1010		1181
1011	$obj->attach ($name, %{$args || {} });	1182	$obj->attach ($name, %{$args || {} });
…		…
1025	);	1196	);
1026		1197
1027	sub object_freezer_save {	1198	sub object_freezer_save {
1028	my ($filename, $rdata, $objs) = @_;	1199	my ($filename, $rdata, $objs) = @_;
1029		1200
1030	my $guard = cf::lock_acquire "io";
1031
1032	sync_job {	1201	sync_job {
1033	if (length $$rdata) {	1202	if (length $$rdata) {
1034	utf8::decode (my $decname = $filename);	1203	utf8::decode (my $decname = $filename);
1035	warn sprintf "saving %s (%d,%d)\n",	1204	trace sprintf "saving %s (%d,%d)\n",
1036	$decname, length $$rdata, scalar @$objs;	1205	$decname, length $$rdata, scalar @$objs
		1206	if $VERBOSE_IO;
1037		1207
1038	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1208	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1039	chmod SAVE_MODE, $fh;	1209	aio_chmod $fh, SAVE_MODE;
1040	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1210	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1041	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	}
1042	close $fh;	1215	aio_close $fh;
1043		1216
1044	if (@$objs) {	1217	if (@$objs) {
1045	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) {
1046	chmod SAVE_MODE, $fh;	1219	aio_chmod $fh, SAVE_MODE;
1047	my $data = Storable::nfreeze { version => 1, objs => $objs };	1220	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1048	aio_write $fh, 0, (length $data), $data, 0;	1221	aio_write $fh, 0, (length $data), $data, 0;
1049	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	}
1050	close $fh;	1226	aio_close $fh;
1051	aio_rename "$filename.pst~", "$filename.pst";	1227	aio_rename "$filename.pst~", "$filename.pst";
1052	}	1228	}
1053	} else {	1229	} else {
1054	aio_unlink "$filename.pst";	1230	aio_unlink "$filename.pst";
1055	}	1231	}
1056		1232
1057	aio_rename "$filename~", $filename;	1233	aio_rename "$filename~", $filename;
		1234
		1235	$filename =~ s%/[^/]+$%%;
		1236	aio_pathsync $filename if $cf::USE_FSYNC;
1058	} else {	1237	} else {
1059	warn "FATAL: $filename~: $!\n";	1238	error "unable to save objects: $filename~: $!\n";
1060	}	1239	}
1061	} else {	1240	} else {
1062	aio_unlink $filename;	1241	aio_unlink $filename;
1063	aio_unlink "$filename.pst";	1242	aio_unlink "$filename.pst";
1064	}	1243	}
1065	};	1244	};
1066
1067	undef $guard;
1068	}	1245	}
1069		1246
1070	sub object_freezer_as_string {	1247	sub object_freezer_as_string {
1071	my ($rdata, $objs) = @_;	1248	my ($rdata, $objs) = @_;
1072		1249
…		…
1077		1254
1078	sub object_thawer_load {	1255	sub object_thawer_load {
1079	my ($filename) = @_;	1256	my ($filename) = @_;
1080		1257
1081	my ($data, $av);	1258	my ($data, $av);
1082
1083	my $guard = cf::lock_acquire "io";
1084		1259
1085	(aio_load $filename, $data) >= 0	1260	(aio_load $filename, $data) >= 0
1086	or return;	1261	or return;
1087		1262
1088	unless (aio_stat "$filename.pst") {	1263	unless (aio_stat "$filename.pst") {
1089	(aio_load "$filename.pst", $av) >= 0	1264	(aio_load "$filename.pst", $av) >= 0
1090	or return;	1265	or return;
1091		1266
1092	undef $guard;
1093	$av = eval { (Storable::thaw $av)->{objs} };	1267	my $st = eval { Coro::Storable::thaw $av };
		1268	$av = $st->{objs};
1094	}	1269	}
1095		1270
1096	utf8::decode (my $decname = $filename);	1271	utf8::decode (my $decname = $filename);
1097	warn sprintf "loading %s (%d,%d)\n",	1272	trace sprintf "loading %s (%d,%d)\n",
1098	$decname, length $data, scalar @{$av || []};	1273	$decname, length $data, scalar @{$av || []}
		1274	if $VERBOSE_IO;
1099		1275
1100	($data, $av)	1276	($data, $av)
1101	}	1277	}
1102		1278
1103	=head2 COMMAND CALLBACKS	1279	=head2 COMMAND CALLBACKS
…		…
1159	my ($name, $cb) = @_;	1335	my ($name, $cb) = @_;
1160		1336
1161	$EXTICMD{$name} = $cb;	1337	$EXTICMD{$name} = $cb;
1162	}	1338	}
1163		1339
		1340	use File::Glob ();
		1341
1164	cf::player->attach (	1342	cf::player->attach (
1165	on_command => sub {	1343	on_unknown_command => sub {
1166	my ($pl, $name, $params) = @_;	1344	my ($pl, $name, $params) = @_;
1167		1345
1168	my $cb = $COMMAND{$name}	1346	my $cb = $COMMAND{$name}
1169	or return;	1347	or return;
1170		1348
…		…
1193		1371
1194	$pl->ext_reply ($reply, @reply)	1372	$pl->ext_reply ($reply, @reply)
1195	if $reply;	1373	if $reply;
1196		1374
1197	} else {	1375	} else {
1198	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1376	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1199	}	1377	}
1200		1378
1201	cf::override;	1379	cf::override;
1202	},	1380	},
1203	);	1381	);
1204		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
1205	sub load_extensions {	1396	sub load_extensions {
		1397	info "loading extensions...";
		1398
1206	cf::sync_job {	1399	cf::sync_job {
1207	my %todo;	1400	my %todo;
1208		1401
1209	for my $path (<$LIBDIR/*.ext>) {	1402	for my $path (<$LIBDIR/*.ext>) {
1210	next unless -r $path;	1403	next unless -r $path;
…		…
1228		1421
1229	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1422	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1230	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1423	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1231		1424
1232	$ext{source} =	1425	$ext{source} =
1233	"package $pkg; use strict; use utf8;\n"	1426	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1234	. "#line 1 \"$path\"\n{\n"	1427	. "#line 1 \"$path\"\n{\n"
1235	. $source	1428	. $source
1236	. "\n};\n1";	1429	. "\n};\n1";
1237		1430
1238	$todo{$base} = \%ext;	1431	$todo{$base} = \%ext;
1239	}	1432	}
1240		1433
		1434	my $pass = 0;
1241	my %done;	1435	my %done;
1242	while (%todo) {	1436	while (%todo) {
1243	my $progress;	1437	my $progress;
1244		1438
		1439	++$pass;
		1440
		1441	ext:
1245	while (my ($k, $v) = each %todo) {	1442	while (my ($k, $v) = each %todo) {
1246	for (split /,\s*/, $v->{meta}{depends}) {	1443	for (split /,\s*/, $v->{meta}{depends}) {
1247	goto skip	1444	next ext
1248	unless exists $done{$_};	1445	unless exists $done{$_};
1249	}	1446	}
1250		1447
1251	warn "... loading '$k' into '$v->{pkg}'\n";	1448	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1252		1449
1253	unless (eval $v->{source}) {	1450	my $active = eval $v->{source};
		1451
		1452	if (length $@) {
1254	my $msg = $@ ? "$v->{path}: $@\n"	1453	error "$v->{path}: $@\n";
1255	: "$v->{base}: extension inactive.\n";
1256		1454
		1455	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1257	if (exists $v->{meta}{mandatory}) {	1456	if exists $v->{meta}{mandatory};
1258	warn $msg;	1457
1259	warn "mandatory extension failed to load, exiting.\n";	1458	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1260	exit 1;	1459	delete $todo{$k};
1261	}	1460	} else {
1262		1461	$done{$k} = delete $todo{$k};
1263	warn $msg;	1462	push @EXTS, $v->{pkg};
		1463	$progress = 1;
		1464
		1465	info "$v->{base}: extension inactive.\n"
		1466	unless $active;
1264	}	1467	}
1265
1266	$done{$k} = delete $todo{$k};
1267	push @EXTS, $v->{pkg};
1268	$progress = 1;
1269	}	1468	}
1270		1469
1271	skip:	1470	unless ($progress) {
1272	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1471	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1273	unless $progress;	1472
		1473	while (my ($k, $v) = each %todo) {
		1474	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1475	if exists $v->{meta}{mandatory};
		1476	}
		1477	}
1274	}	1478	}
1275	};	1479	};
1276	}	1480	}
1277		1481
1278	#############################################################################	1482	#############################################################################
1279		1483
1280	=back	1484	=back
1281		1485
1282	=head2 CORE EXTENSIONS	1486	=head2 CORE EXTENSIONS
1283		1487
1284	Functions and methods that extend core crossfire objects.	1488	Functions and methods that extend core deliantra objects.
1285		1489
1286	=cut	1490	=cut
1287		1491
1288	package cf::player;	1492	package cf::player;
1289		1493
…		…
1332		1536
1333	sub exists($) {	1537	sub exists($) {
1334	my ($login) = @_;	1538	my ($login) = @_;
1335		1539
1336	$cf::PLAYER{$login}	1540	$cf::PLAYER{$login}
1337	or cf::sync_job { !aio_stat path $login }	1541	or !aio_stat path $login
1338	}	1542	}
1339		1543
1340	sub find($) {	1544	sub find($) {
1341	return $cf::PLAYER{$_[0]} || do {	1545	return $cf::PLAYER{$_[0]} || do {
1342	my $login = $_[0];	1546	my $login = $_[0];
…		…
1352	aio_unlink +(playerdir $login) . "/$login.pl";	1556	aio_unlink +(playerdir $login) . "/$login.pl";
1353		1557
1354	my $f = new_from_file cf::object::thawer path $login	1558	my $f = new_from_file cf::object::thawer path $login
1355	or return;	1559	or return;
1356		1560
1357	$f->next;
1358	my $pl = cf::player::load_pl $f	1561	my $pl = cf::player::load_pl $f
1359	or return;	1562	or return;
		1563
1360	local $cf::PLAYER_LOADING{$login} = $pl;	1564	local $cf::PLAYER_LOADING{$login} = $pl;
1361	$f->resolve_delayed_derefs;	1565	$f->resolve_delayed_derefs;
1362	$cf::PLAYER{$login} = $pl	1566	$cf::PLAYER{$login} = $pl
1363	}	1567	}
1364	}	1568	}
1365	}	1569	}
1366		1570
		1571	cf::player->attach (
		1572	on_load => sub {
		1573	my ($pl, $path) = @_;
		1574
		1575	# restore slots saved in save, below
		1576	my $slots = delete $pl->{_slots};
		1577
		1578	$pl->ob->current_weapon ($slots->[0]);
		1579	$pl->combat_ob ($slots->[1]);
		1580	$pl->ranged_ob ($slots->[2]);
		1581	},
		1582	);
		1583
1367	sub save($) {	1584	sub save($) {
1368	my ($pl) = @_;	1585	my ($pl) = @_;
1369		1586
1370	return if $pl->{deny_save};	1587	return if $pl->{deny_save};
1371		1588
…		…
1374		1591
1375	return if $pl->{deny_save};	1592	return if $pl->{deny_save};
1376		1593
1377	aio_mkdir playerdir $pl, 0770;	1594	aio_mkdir playerdir $pl, 0770;
1378	$pl->{last_save} = $cf::RUNTIME;	1595	$pl->{last_save} = $cf::RUNTIME;
		1596
		1597	cf::get_slot 0.01;
		1598
		1599	# save slots, to be restored later
		1600	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1379		1601
1380	$pl->save_pl ($path);	1602	$pl->save_pl ($path);
1381	cf::cede_to_tick;	1603	cf::cede_to_tick;
1382	}	1604	}
1383		1605
…		…
1415	my ($pl) = @_;	1637	my ($pl) = @_;
1416		1638
1417	my $name = $pl->ob->name;	1639	my $name = $pl->ob->name;
1418		1640
1419	$pl->{deny_save} = 1;	1641	$pl->{deny_save} = 1;
1420	$pl->password ("*"); # this should lock out the player until we nuked the dir	1642	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1421		1643
1422	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1644	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1423	$pl->deactivate;	1645	$pl->deactivate;
		1646	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1424	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1647	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1425	$pl->ns->destroy if $pl->ns;	1648	$pl->ns->destroy if $pl->ns;
1426		1649
1427	my $path = playerdir $pl;	1650	my $path = playerdir $pl;
1428	my $temp = "$path~$cf::RUNTIME~deleting~";	1651	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1467		1690
1468	for my $login (@$dirs) {	1691	for my $login (@$dirs) {
1469	my $path = path $login;	1692	my $path = path $login;
1470		1693
1471	# a .pst is a dead give-away for a valid player	1694	# a .pst is a dead give-away for a valid player
1472	unless (-e "$path.pst") {	1695	# if no pst file found, open and chekc for blocked users
		1696	if (aio_stat "$path.pst") {
1473	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1697	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1474	aio_read $fh, 0, 512, my $buf, 0 or next;	1698	aio_read $fh, 0, 512, my $buf, 0 or next;
1475	$buf !~ /^password -------------$/m or next; # official not-valid tag	1699	$buf !~ /^password -------------$/m or next; # official not-valid tag
1476	}	1700	}
1477		1701
…		…
1481		1705
1482	\@logins	1706	\@logins
1483	}	1707	}
1484		1708
1485	=item $player->maps	1709	=item $player->maps
		1710
		1711	=item cf::player::maps $login
1486		1712
1487	Returns an arrayref of map paths that are private for this	1713	Returns an arrayref of map paths that are private for this
1488	player. May block.	1714	player. May block.
1489		1715
1490	=cut	1716	=cut
…		…
1508	}	1734	}
1509		1735
1510	\@paths	1736	\@paths
1511	}	1737	}
1512		1738
1513	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1739	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1514		1740
1515	Expand crossfire pod fragments into protocol xml.	1741	Expand deliantra pod fragments into protocol xml.
1516
1517	=cut
1518
1519	sub expand_cfpod {
1520	((my $self), (local $_)) = @_;
1521
1522	# escape & and <
1523	s/&/&amp;/g;
1524	s/(?<![BIUGHT])</&lt;/g;
1525
1526	# this is buggy, it needs to properly take care of nested <'s
1527
1528	1 while
1529	# replace B<>, I<>, U<> etc.
1530	s/B<([^\>]*)>/<b>$1<\/b>/
1531	|| s/I<([^\>]*)>/<i>$1<\/i>/
1532	|| s/U<([^\>]*)>/<u>$1<\/u>/
1533	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1534	# replace G<male|female> tags
1535	|| s{G<([^>|]*)\|([^>]*)>}{
1536	$self->gender ? $2 : $1
1537	}ge
1538	# replace H<hint text>
1539	|| s{H<([^\>]*)>}
1540	{
1541	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1542	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1543	"")
1544	[$self->{hintmode}]
1545	}ge;
1546
1547	# create single paragraphs (very hackish)
1548	s/(?<=\S)\n(?=\w)/ /g;
1549
1550	# compress some whitespace
1551	s/\s+\n/\n/g; # ws line-ends
1552	s/\n\n+/\n/g; # double lines
1553	s/^\n+//; # beginning lines
1554	s/\n+$//; # ending lines
1555
1556	$_
1557	}
1558
1559	sub hintmode {
1560	$_[0]{hintmode} = $_[1] if @_ > 1;
1561	$_[0]{hintmode}
1562	}
1563		1742
1564	=item $player->ext_reply ($msgid, @msg)	1743	=item $player->ext_reply ($msgid, @msg)
1565		1744
1566	Sends an ext reply to the player.	1745	Sends an ext reply to the player.
1567		1746
…		…
1599		1778
1600	=cut	1779	=cut
1601		1780
1602	sub find_by_path($) {	1781	sub find_by_path($) {
1603	my ($path) = @_;	1782	my ($path) = @_;
		1783
		1784	$path =~ s/^~[^\/]*//; # skip ~login
1604		1785
1605	my ($match, $specificity);	1786	my ($match, $specificity);
1606		1787
1607	for my $region (list) {	1788	for my $region (list) {
1608	if ($region->{match} && $path =~ $region->{match}) {	1789	if ($region->{match} && $path =~ $region->{match}) {
…		…
1634	our $MAX_RESET = 3600;	1815	our $MAX_RESET = 3600;
1635	our $DEFAULT_RESET = 3000;	1816	our $DEFAULT_RESET = 3000;
1636		1817
1637	sub generate_random_map {	1818	sub generate_random_map {
1638	my ($self, $rmp) = @_;	1819	my ($self, $rmp) = @_;
		1820
		1821	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1822
1639	# mit "rum" bekleckern, nicht	1823	# mit "rum" bekleckern, nicht
1640	$self->_create_random_map (	1824	$self->_create_random_map (
1641	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1825	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1642	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1826	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1643	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1827	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1644	$rmp->{exit_on_final_map},	1828	$rmp->{exit_on_final_map},
1645	$rmp->{xsize}, $rmp->{ysize},	1829	$rmp->{xsize}, $rmp->{ysize},
1646	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1830	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1647	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1831	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1669		1853
1670	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1854	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1671	}	1855	}
1672		1856
1673	# also paths starting with '/'	1857	# also paths starting with '/'
1674	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1858	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1675		1859
1676	sub thawer_merge {	1860	sub thawer_merge {
1677	my ($self, $merge) = @_;	1861	my ($self, $merge) = @_;
1678		1862
1679	# we have to keep some variables in memory intact	1863	# we have to keep some variables in memory intact
…		…
1765		1949
1766	# the temporary/swap location	1950	# the temporary/swap location
1767	sub save_path {	1951	sub save_path {
1768	my ($self) = @_;	1952	my ($self) = @_;
1769		1953
1770	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1954	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1771	"$TMPDIR/$path.map"	1955	"$TMPDIR/$path.map"
1772	}	1956	}
1773		1957
1774	# the unique path, undef == no special unique path	1958	# the unique path, undef == no special unique path
1775	sub uniq_path {	1959	sub uniq_path {
1776	my ($self) = @_;	1960	my ($self) = @_;
1777		1961
1778	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1962	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1779	"$UNIQUEDIR/$path"	1963	"$UNIQUEDIR/$path"
1780	}
1781
1782	# and all this just because we cannot iterate over
1783	# all maps in C++...
1784	sub change_all_map_light {
1785	my ($change) = @_;
1786
1787	$_->change_map_light ($change)
1788	for grep $_->outdoor, values %cf::MAP;
1789	}	1964	}
1790		1965
1791	sub decay_objects {	1966	sub decay_objects {
1792	my ($self) = @_;	1967	my ($self) = @_;
1793		1968
…		…
1877	sub find {	2052	sub find {
1878	my ($path, $origin) = @_;	2053	my ($path, $origin) = @_;
1879		2054
1880	$path = normalise $path, $origin && $origin->path;	2055	$path = normalise $path, $origin && $origin->path;
1881		2056
1882	cf::lock_wait "map_data:$path";#d#remove	2057	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1883	cf::lock_wait "map_find:$path";	2058	my $guard2 = cf::lock_acquire "map_find:$path";
1884		2059
1885	$cf::MAP{$path} || do {	2060	$cf::MAP{$path} || do {
1886	my $guard1 = cf::lock_acquire "map_find:$path";
1887	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1888
1889	my $map = new_from_path cf::map $path	2061	my $map = new_from_path cf::map $path
1890	or return;	2062	or return;
1891		2063
1892	$map->{last_save} = $cf::RUNTIME;	2064	$map->{last_save} = $cf::RUNTIME;
1893		2065
…		…
1895	or return;	2067	or return;
1896		2068
1897	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2069	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1898	# doing this can freeze the server in a sync job, obviously	2070	# doing this can freeze the server in a sync job, obviously
1899	#$cf::WAIT_FOR_TICK->wait;	2071	#$cf::WAIT_FOR_TICK->wait;
		2072	undef $guard2;
1900	undef $guard1;	2073	undef $guard1;
1901	undef $guard2;
1902	$map->reset;	2074	$map->reset;
1903	return find $path;	2075	return find $path;
1904	}	2076	}
1905		2077
1906	$cf::MAP{$path} = $map	2078	$cf::MAP{$path} = $map
1907	}	2079	}
1908	}	2080	}
1909		2081
1910	sub pre_load { }	2082	sub pre_load { }
1911	sub post_load { }	2083	#sub post_load { } # XS
1912		2084
1913	sub load {	2085	sub load {
1914	my ($self) = @_;	2086	my ($self) = @_;
1915		2087
1916	local $self->{deny_reset} = 1; # loading can take a long time	2088	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1933	my $f = new_from_file cf::object::thawer $self->{load_path};	2105	my $f = new_from_file cf::object::thawer $self->{load_path};
1934	$f->skip_block;	2106	$f->skip_block;
1935	$self->_load_objects ($f)	2107	$self->_load_objects ($f)
1936	or return;	2108	or return;
1937		2109
1938	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2110	$self->post_load_original
1939	if delete $self->{load_original};	2111	if delete $self->{load_original};
1940		2112
1941	if (my $uniq = $self->uniq_path) {	2113	if (my $uniq = $self->uniq_path) {
1942	utf8::encode $uniq;	2114	utf8::encode $uniq;
1943	unless (aio_stat $uniq) {	2115	unless (aio_stat $uniq) {
…		…
1961	unless ($self->{deny_activate}) {	2133	unless ($self->{deny_activate}) {
1962	$self->decay_objects;	2134	$self->decay_objects;
1963	$self->fix_auto_apply;	2135	$self->fix_auto_apply;
1964	$self->update_buttons;	2136	$self->update_buttons;
1965	cf::cede_to_tick;	2137	cf::cede_to_tick;
1966	$self->set_darkness_map;
1967	cf::cede_to_tick;
1968	$self->activate;	2138	$self->activate;
1969	}	2139	}
1970		2140
1971	$self->{last_save} = $cf::RUNTIME;	2141	$self->{last_save} = $cf::RUNTIME;
1972	$self->last_access ($cf::RUNTIME);	2142	$self->last_access ($cf::RUNTIME);
1973		2143
1974	$self->in_memory (cf::MAP_IN_MEMORY);	2144	$self->in_memory (cf::MAP_ACTIVE);
1975	}	2145	}
1976		2146
1977	$self->post_load;	2147	$self->post_load;
1978	}	2148	}
1979		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
1980	sub customise_for {	2153	sub customise_for {
1981	my ($self, $ob) = @_;	2154	my ($self, $ob) = @_;
1982		2155
1983	return find "~" . $ob->name . "/" . $self->{path}	2156	return find "~" . $ob->name . "/" . $self->{path}
1984	if $self->per_player;	2157	if $self->per_player;
…		…
2000	or next;	2173	or next;
2001	$neigh = find $neigh, $map	2174	$neigh = find $neigh, $map
2002	or next;	2175	or next;
2003	$neigh->load;	2176	$neigh->load;
2004		2177
		2178	# now find the diagonal neighbours
2005	push @neigh,	2179	push @neigh,
2006	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2180	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2007	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2181	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2008	}	2182	}
2009		2183
…		…
2037	my ($path, $origin, $load) = @_;	2211	my ($path, $origin, $load) = @_;
2038		2212
2039	$path = normalise $path, $origin && $origin->{path};	2213	$path = normalise $path, $origin && $origin->{path};
2040		2214
2041	if (my $map = $cf::MAP{$path}) {	2215	if (my $map = $cf::MAP{$path}) {
2042	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2216	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2043	}	2217	}
2044		2218
2045	$MAP_PREFETCH{$path} |= $load;	2219	$MAP_PREFETCH{$path} |= $load;
2046		2220
2047	$MAP_PREFETCHER ||= cf::async {	2221	$MAP_PREFETCHER ||= cf::async {
		2222	$Coro::current->{desc} = "map prefetcher";
		2223
2048	while (%MAP_PREFETCH) {	2224	while (%MAP_PREFETCH) {
2049	while (my ($k, $v) = each %MAP_PREFETCH) {	2225	while (my ($k, $v) = each %MAP_PREFETCH) {
2050	if (my $map = find $k) {	2226	if (my $map = find $k) {
2051	$map->load if $v;	2227	$map->load if $v;
2052	}	2228	}
…		…
2059	$MAP_PREFETCHER->prio (6);	2235	$MAP_PREFETCHER->prio (6);
2060		2236
2061	()	2237	()
2062	}	2238	}
2063		2239
		2240	# common code, used by both ->save and ->swapout
2064	sub save {	2241	sub _save {
2065	my ($self) = @_;	2242	my ($self) = @_;
2066
2067	my $lock = cf::lock_acquire "map_data:$self->{path}";
2068		2243
2069	$self->{last_save} = $cf::RUNTIME;	2244	$self->{last_save} = $cf::RUNTIME;
2070		2245
2071	return unless $self->dirty;	2246	return unless $self->dirty;
2072		2247
…		…
2078	return if $self->{deny_save};	2253	return if $self->{deny_save};
2079		2254
2080	local $self->{last_access} = $self->last_access;#d#	2255	local $self->{last_access} = $self->last_access;#d#
2081		2256
2082	cf::async {	2257	cf::async {
		2258	$Coro::current->{desc} = "map player save";
2083	$_->contr->save for $self->players;	2259	$_->contr->save for $self->players;
2084	};	2260	};
		2261
		2262	cf::get_slot 0.02;
2085		2263
2086	if ($uniq) {	2264	if ($uniq) {
2087	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2265	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2088	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2266	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2089	} else {	2267	} else {
2090	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2268	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2091	}	2269	}
2092	}	2270	}
2093		2271
		2272	sub save {
		2273	my ($self) = @_;
		2274
		2275	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2276
		2277	$self->_save;
		2278	}
		2279
2094	sub swap_out {	2280	sub swap_out {
2095	my ($self) = @_;	2281	my ($self) = @_;
2096		2282
2097	# save first because save cedes
2098	$self->save;
2099
2100	my $lock = cf::lock_acquire "map_data:$self->{path}";	2283	my $lock = cf::lock_acquire "map_data:$self->{path}";
2101		2284
		2285	return if $self->in_memory != cf::MAP_ACTIVE;
		2286	return if $self->{deny_save};
2102	return if $self->players;	2287	return if $self->players;
2103	return if $self->in_memory != cf::MAP_IN_MEMORY;
2104	return if $self->{deny_save};
2105		2288
		2289	# first deactivate the map and "unlink" it from the core
		2290	$self->deactivate;
		2291	$_->clear_links_to ($self) for values %cf::MAP;
2106	$self->in_memory (cf::MAP_SWAPPED);	2292	$self->in_memory (cf::MAP_SWAPPED);
		2293
		2294	# then atomically save
		2295	$self->_save;
		2296
		2297	# then free the map
		2298	$self->clear;
		2299	}
		2300
		2301	sub reset_at {
		2302	my ($self) = @_;
		2303
		2304	# TODO: safety, remove and allow resettable per-player maps
		2305	return 1e99 if $self->{deny_reset};
		2306
		2307	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2308	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2309
		2310	$time + $to
		2311	}
		2312
		2313	sub should_reset {
		2314	my ($self) = @_;
		2315
		2316	$self->reset_at <= $cf::RUNTIME
		2317	}
		2318
		2319	sub reset {
		2320	my ($self) = @_;
		2321
		2322	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2323
		2324	return if $self->players;
		2325
		2326	cf::trace "resetting map ", $self->path, "\n";
		2327
		2328	$self->in_memory (cf::MAP_SWAPPED);
		2329
		2330	# need to save uniques path
		2331	unless ($self->{deny_save}) {
		2332	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2333
		2334	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2335	if $uniq;
		2336	}
		2337
		2338	delete $cf::MAP{$self->path};
2107		2339
2108	$self->deactivate;	2340	$self->deactivate;
2109	$_->clear_links_to ($self) for values %cf::MAP;	2341	$_->clear_links_to ($self) for values %cf::MAP;
2110	$self->clear;	2342	$self->clear;
2111	}
2112
2113	sub reset_at {
2114	my ($self) = @_;
2115
2116	# TODO: safety, remove and allow resettable per-player maps
2117	return 1e99 if $self->{deny_reset};
2118
2119	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2120	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2121
2122	$time + $to
2123	}
2124
2125	sub should_reset {
2126	my ($self) = @_;
2127
2128	$self->reset_at <= $cf::RUNTIME
2129	}
2130
2131	sub reset {
2132	my ($self) = @_;
2133
2134	my $lock = cf::lock_acquire "map_data:$self->{path}";
2135
2136	return if $self->players;
2137
2138	warn "resetting map ", $self->path;
2139
2140	$self->in_memory (cf::MAP_SWAPPED);
2141
2142	# need to save uniques path
2143	unless ($self->{deny_save}) {
2144	my $uniq = $self->uniq_path; utf8::encode $uniq;
2145
2146	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2147	if $uniq;
2148	}
2149
2150	delete $cf::MAP{$self->path};
2151
2152	$self->deactivate;
2153	$_->clear_links_to ($self) for values %cf::MAP;
2154	$self->clear;
2155		2343
2156	$self->unlink_save;	2344	$self->unlink_save;
2157	$self->destroy;	2345	$self->destroy;
2158	}	2346	}
2159		2347
…		…
2167		2355
2168	delete $cf::MAP{$self->path};	2356	delete $cf::MAP{$self->path};
2169		2357
2170	$self->unlink_save;	2358	$self->unlink_save;
2171		2359
2172	bless $self, "cf::map";	2360	bless $self, "cf::map::wrap";
2173	delete $self->{deny_reset};	2361	delete $self->{deny_reset};
2174	$self->{deny_save} = 1;	2362	$self->{deny_save} = 1;
2175	$self->reset_timeout (1);	2363	$self->reset_timeout (1);
2176	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2364	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2177		2365
…		…
2226		2414
2227	sub unique_maps() {	2415	sub unique_maps() {
2228	[	2416	[
2229	map {	2417	map {
2230	utf8::decode $_;	2418	utf8::decode $_;
2231	/\.map$/	2419	s/\.map$//; # TODO future compatibility hack
		2420	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2421	? ()
2232	? normalise $_	2422	: normalise $_
2233	: ()
2234	} @{ aio_readdir $UNIQUEDIR or [] }	2423	} @{ aio_readdir $UNIQUEDIR or [] }
2235	]	2424	]
2236	}	2425	}
2237		2426
2238	package cf;	2427	=item cf::map::static_maps
		2428
		2429	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2430	file in the shared directory excluding F</styles> and F</editor>). May
		2431	block.
		2432
		2433	=cut
		2434
		2435	sub static_maps() {
		2436	my @dirs = "";
		2437	my @maps;
		2438
		2439	while (@dirs) {
		2440	my $dir = shift @dirs;
		2441
		2442	next if $dir eq "/styles" || $dir eq "/editor";
		2443
		2444	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2445	or return;
		2446
		2447	for (@$files) {
		2448	s/\.map$// or next;
		2449	utf8::decode $_;
		2450	push @maps, "$dir/$_";
		2451	}
		2452
		2453	push @dirs, map "$dir/$_", @$dirs;
		2454	}
		2455
		2456	\@maps
		2457	}
2239		2458
2240	=back	2459	=back
2241		2460
2242	=head3 cf::object	2461	=head3 cf::object
2243		2462
…		…
2247		2466
2248	=over 4	2467	=over 4
2249		2468
2250	=item $ob->inv_recursive	2469	=item $ob->inv_recursive
2251		2470
2252	Returns the inventory of the object _and_ their inventories, recursively.	2471	Returns the inventory of the object I<and> their inventories, recursively,
		2472	but I<not> the object itself.
2253		2473
2254	=cut	2474	=cut
2255		2475
2256	sub inv_recursive_;	2476	sub inv_recursive_;
2257	sub inv_recursive_ {	2477	sub inv_recursive_ {
…		…
2262	inv_recursive_ inv $_[0]	2482	inv_recursive_ inv $_[0]
2263	}	2483	}
2264		2484
2265	=item $ref = $ob->ref	2485	=item $ref = $ob->ref
2266		2486
2267	creates and returns a persistent reference to an objetc that can be stored as a string.	2487	Creates and returns a persistent reference to an object that can be stored as a string.
2268		2488
2269	=item $ob = cf::object::deref ($refstring)	2489	=item $ob = cf::object::deref ($refstring)
2270		2490
2271	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2491	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2272	even if the object actually exists. May block.	2492	even if the object actually exists. May block.
…		…
2274	=cut	2494	=cut
2275		2495
2276	sub deref {	2496	sub deref {
2277	my ($ref) = @_;	2497	my ($ref) = @_;
2278		2498
2279	# temporary compatibility#TODO#remove
2280	$ref =~ s{^<}{player/<};
2281
2282	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2499	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2283	my ($uuid, $name) = ($1, $2);	2500	my ($uuid, $name) = ($1, $2);
2284	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2501	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2285	or return;	2502	or return;
2286	$pl->ob->uuid eq $uuid	2503	$pl->ob->uuid eq $uuid
2287	or return;	2504	or return;
…		…
2307	can be C<undef>. Does the right thing when the player is currently in a	2524	can be C<undef>. Does the right thing when the player is currently in a
2308	dialogue with the given NPC character.	2525	dialogue with the given NPC character.
2309		2526
2310	=cut	2527	=cut
2311		2528
		2529	our $SAY_CHANNEL = {
		2530	id => "say",
		2531	title => "Map",
		2532	reply => "say ",
		2533	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2534	};
		2535
		2536	our $CHAT_CHANNEL = {
		2537	id => "chat",
		2538	title => "Chat",
		2539	reply => "chat ",
		2540	tooltip => "Player chat and shouts, global to the server.",
		2541	};
		2542
2312	# rough implementation of a future "reply" method that works	2543	# rough implementation of a future "reply" method that works
2313	# with dialog boxes.	2544	# with dialog boxes.
2314	#TODO: the first argument must go, split into a $npc->reply_to ( method	2545	#TODO: the first argument must go, split into a $npc->reply_to ( method
2315	sub cf::object::player::reply($$$;$) {	2546	sub cf::object::player::reply($$$;$) {
2316	my ($self, $npc, $msg, $flags) = @_;	2547	my ($self, $npc, $msg, $flags) = @_;
…		…
2327	my $dialog = $pl->{npc_dialog};	2558	my $dialog = $pl->{npc_dialog};
2328	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2559	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2329		2560
2330	} else {	2561	} else {
2331	$msg = $npc->name . " says: $msg" if $npc;	2562	$msg = $npc->name . " says: $msg" if $npc;
2332	$self->message ($msg, $flags);	2563	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2333	}	2564	}
2334	}	2565	}
2335	}	2566	}
2336		2567
2337	=item $object->send_msg ($channel, $msg, $color, [extra...])	2568	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2362		2593
2363	=item $player_object->enter_link	2594	=item $player_object->enter_link
2364		2595
2365	Freezes the player and moves him/her to a special map (C<{link}>).	2596	Freezes the player and moves him/her to a special map (C<{link}>).
2366		2597
2367	The player should be reasonably safe there for short amounts of time. You	2598	The player should be reasonably safe there for short amounts of time (e.g.
2368	I<MUST> call C<leave_link> as soon as possible, though.	2599	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2600	though, as the player cannot control the character while it is on the link
		2601	map.
2369		2602
2370	Will never block.	2603	Will never block.
2371		2604
2372	=item $player_object->leave_link ($map, $x, $y)	2605	=item $player_object->leave_link ($map, $x, $y)
2373		2606
…		…
2393	sub cf::object::player::enter_link {	2626	sub cf::object::player::enter_link {
2394	my ($self) = @_;	2627	my ($self) = @_;
2395		2628
2396	$self->deactivate_recursive;	2629	$self->deactivate_recursive;
2397		2630
		2631	++$self->{_link_recursion};
		2632
2398	return if UNIVERSAL::isa $self->map, "ext::map_link";	2633	return if UNIVERSAL::isa $self->map, "ext::map_link";
2399		2634
2400	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2635	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2401	if $self->map && $self->map->{path} ne "{link}";	2636	if $self->map && $self->map->{path} ne "{link}";
2402		2637
2403	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2638	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2404	}	2639	}
2405		2640
2406	sub cf::object::player::leave_link {	2641	sub cf::object::player::leave_link {
2407	my ($self, $map, $x, $y) = @_;	2642	my ($self, $map, $x, $y) = @_;
2408		2643
…		…
2425	($x, $y) = (-1, -1)	2660	($x, $y) = (-1, -1)
2426	unless (defined $x) && (defined $y);	2661	unless (defined $x) && (defined $y);
2427		2662
2428	# use -1 or undef as default coordinates, not 0, 0	2663	# use -1 or undef as default coordinates, not 0, 0
2429	($x, $y) = ($map->enter_x, $map->enter_y)	2664	($x, $y) = ($map->enter_x, $map->enter_y)
2430	if $x <=0 && $y <= 0;	2665	if $x <= 0 && $y <= 0;
2431		2666
2432	$map->load;	2667	$map->load;
2433	$map->load_neighbours;	2668	$map->load_neighbours;
2434		2669
2435	return unless $self->contr->active;	2670	return unless $self->contr->active;
2436	$self->activate_recursive;
2437		2671
2438	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2672	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2439	$self->enter_map ($map, $x, $y);	2673	if ($self->enter_map ($map, $x, $y)) {
2440	}	2674	# entering was successful
		2675	delete $self->{_link_recursion};
		2676	# only activate afterwards, to support waiting in hooks
		2677	$self->activate_recursive;
		2678	}
2441		2679
		2680	}
		2681
2442	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2682	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2443		2683
2444	Moves the player to the given map-path and coordinates by first freezing	2684	Moves the player to the given map-path and coordinates by first freezing
2445	her, loading and preparing them map, calling the provided $check callback	2685	her, loading and preparing them map, calling the provided $check callback
2446	that has to return the map if sucecssful, and then unfreezes the player on	2686	that has to return the map if sucecssful, and then unfreezes the player on
2447	the new (success) or old (failed) map position. In either case, $done will	2687	the new (success) or old (failed) map position. In either case, $done will
2448	be called at the end of this process.	2688	be called at the end of this process.
2449		2689
		2690	Note that $check will be called with a potentially non-loaded map, so if
		2691	it needs a loaded map it has to call C<< ->load >>.
		2692
2450	=cut	2693	=cut
2451		2694
2452	our $GOTOGEN;	2695	our $GOTOGEN;
2453		2696
2454	sub cf::object::player::goto {	2697	sub cf::object::player::goto {
2455	my ($self, $path, $x, $y, $check, $done) = @_;	2698	my ($self, $path, $x, $y, $check, $done) = @_;
2456		2699
		2700	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2701	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2702	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2703	($path, $x, $y) = @$EMERGENCY_POSITION;
		2704	}
		2705
2457	# do generation counting so two concurrent goto's will be executed in-order	2706	# do generation counting so two concurrent goto's will be executed in-order
2458	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2707	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2459		2708
2460	$self->enter_link;	2709	$self->enter_link;
2461		2710
2462	(async {	2711	(async {
		2712	$Coro::current->{desc} = "player::goto $path $x $y";
		2713
2463	# *tag paths override both path and x|y	2714	# *tag paths override both path and x|y
2464	if ($path =~ /^\*(.*)$/) {	2715	if ($path =~ /^\*(.*)$/) {
2465	if (my @obs = grep $_->map, ext::map_tags::find $1) {	2716	if (my @obs = grep $_->map, ext::map_tags::find $1) {
2466	my $ob = $obs[rand @obs];	2717	my $ob = $obs[rand @obs];
2467		2718
2468	# todo: use ob_blocked to check all tiles of the destination "object"	2719	# see if we actually can go there
2469	# for suitability.	2720	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2721	$ob = $obs[rand @obs];
		2722	} else {
		2723	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2724	}
		2725	# else put us there anyways for now #d#
2470		2726
2471	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);	2727	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2728	} else {
		2729	($path, $x, $y) = (undef, undef, undef);
2472	}	2730	}
2473	}	2731	}
2474		2732
2475	my $map = eval {	2733	my $map = eval {
2476	my $map = cf::map::find $path;	2734	my $map = defined $path ? cf::map::find $path : undef;
2477		2735
2478	if ($map) {	2736	if ($map) {
2479	$map = $map->customise_for ($self);	2737	$map = $map->customise_for ($self);
2480	$map = $check->($map) if $check && $map;	2738	$map = $check->($map, $x, $y, $self) if $check && $map;
2481	} else {	2739	} else {
2482	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2740	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2483	}	2741	}
2484		2742
2485	$map	2743	$map
2486	};	2744	};
2487		2745
…		…
2493	if ($gen == $self->{_goto_generation}) {	2751	if ($gen == $self->{_goto_generation}) {
2494	delete $self->{_goto_generation};	2752	delete $self->{_goto_generation};
2495	$self->leave_link ($map, $x, $y);	2753	$self->leave_link ($map, $x, $y);
2496	}	2754	}
2497		2755
2498	$done->() if $done;	2756	$done->($self) if $done;
2499	})->prio (1);	2757	})->prio (1);
2500	}	2758	}
2501		2759
2502	=item $player_object->enter_exit ($exit_object)	2760	=item $player_object->enter_exit ($exit_object)
2503		2761
…		…
2523	}	2781	}
2524		2782
2525	sub prepare_random_map {	2783	sub prepare_random_map {
2526	my ($exit) = @_;	2784	my ($exit) = @_;
2527		2785
2528	my $guard = cf::lock_acquire "exit_prepare:$exit";
2529
2530	# all this does is basically replace the /! path by	2786	# all this does is basically replace the /! path by
2531	# a new random map path (?random/...) with a seed	2787	# a new random map path (?random/...) with a seed
2532	# that depends on the exit object	2788	# that depends on the exit object
2533		2789
2534	my $rmp = parse_random_map_params $exit->msg;	2790	my $rmp = parse_random_map_params $exit->msg;
…		…
2536	if ($exit->map) {	2792	if ($exit->map) {
2537	$rmp->{region} = $exit->region->name;	2793	$rmp->{region} = $exit->region->name;
2538	$rmp->{origin_map} = $exit->map->path;	2794	$rmp->{origin_map} = $exit->map->path;
2539	$rmp->{origin_x} = $exit->x;	2795	$rmp->{origin_x} = $exit->x;
2540	$rmp->{origin_y} = $exit->y;	2796	$rmp->{origin_y} = $exit->y;
		2797
		2798	$exit->map->touch;
2541	}	2799	}
2542		2800
2543	$rmp->{random_seed} ||= $exit->random_seed;	2801	$rmp->{random_seed} ||= $exit->random_seed;
2544		2802
2545	my $data = cf::to_json $rmp;	2803	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2546	my $md5 = Digest::MD5::md5_hex $data;	2804	my $md5 = Digest::MD5::md5_hex $data;
2547	my $meta = "$RANDOMDIR/$md5.meta";	2805	my $meta = "$RANDOMDIR/$md5.meta";
2548		2806
2549	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2807	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2550	aio_write $fh, 0, (length $data), $data, 0;	2808	aio_write $fh, 0, (length $data), $data, 0;
2551	undef $fh;	2809	undef $fh;
2552	aio_rename "$meta~", $meta;	2810	aio_rename "$meta~", $meta;
2553		2811
		2812	my $slaying = "?random/$md5";
		2813
		2814	if ($exit->valid) {
2554	$exit->slaying ("?random/$md5");	2815	$exit->slaying ("?random/$md5");
2555	$exit->msg (undef);	2816	$exit->msg (undef);
		2817	}
2556	}	2818	}
2557	}	2819	}
2558		2820
2559	sub cf::object::player::enter_exit {	2821	sub cf::object::player::enter_exit {
2560	my ($self, $exit) = @_;	2822	my ($self, $exit) = @_;
2561		2823
2562	return unless $self->type == cf::PLAYER;	2824	return unless $self->type == cf::PLAYER;
2563		2825
2564	if ($exit->slaying eq "/!") {
2565	#TODO: this should de-fi-ni-te-ly not be a sync-job
2566	# the problem is that $exit might not survive long enough
2567	# so it needs to be done right now, right here
2568	cf::sync_job { prepare_random_map $exit };
2569	}
2570
2571	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2572	my $hp = $exit->stats->hp;
2573	my $sp = $exit->stats->sp;
2574
2575	$self->enter_link;	2826	$self->enter_link;
2576		2827
2577	# if exit is damned, update players death & WoR home-position
2578	$self->contr->savebed ($slaying, $hp, $sp)
2579	if $exit->flag (FLAG_DAMNED);
2580
2581	(async {	2828	(async {
2582	$self->deactivate_recursive; # just to be sure	2829	$Coro::current->{desc} = "enter_exit";
		2830
2583	unless (eval {	2831	unless (eval {
		2832	$self->deactivate_recursive; # just to be sure
		2833
		2834	# random map handling
		2835	{
		2836	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2837
		2838	prepare_random_map $exit
		2839	if $exit->slaying eq "/!";
		2840	}
		2841
		2842	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2843	my $x = $exit->stats->hp;
		2844	my $y = $exit->stats->sp;
		2845
2584	$self->goto ($slaying, $hp, $sp);	2846	$self->goto ($map, $x, $y);
2585		2847
		2848	# if exit is damned, update players death & WoR home-position
		2849	$self->contr->savebed ($map, $x, $y)
		2850	if $exit->flag (cf::FLAG_DAMNED);
		2851
2586	1;	2852	1
2587	}) {	2853	}) {
2588	$self->message ("Something went wrong deep within the crossfire server. "	2854	$self->message ("Something went wrong deep within the deliantra server. "
2589	. "I'll try to bring you back to the map you were before. "	2855	. "I'll try to bring you back to the map you were before. "
2590	. "Please report this to the dungeon master!",	2856	. "Please report this to the dungeon master!",
2591	cf::NDI_UNIQUE | cf::NDI_RED);	2857	cf::NDI_UNIQUE | cf::NDI_RED);
2592		2858
2593	warn "ERROR in enter_exit: $@";	2859	error "ERROR in enter_exit: $@";
2594	$self->leave_link;	2860	$self->leave_link;
2595	}	2861	}
2596	})->prio (1);	2862	})->prio (1);
2597	}	2863	}
2598		2864
…		…
2610	sub cf::client::send_drawinfo {	2876	sub cf::client::send_drawinfo {
2611	my ($self, $text, $flags) = @_;	2877	my ($self, $text, $flags) = @_;
2612		2878
2613	utf8::encode $text;	2879	utf8::encode $text;
2614	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2880	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2881	}
		2882
		2883	=item $client->send_big_packet ($pkt)
		2884
		2885	Like C<send_packet>, but tries to compress large packets, and fragments
		2886	them as required.
		2887
		2888	=cut
		2889
		2890	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2891
		2892	sub cf::client::send_big_packet {
		2893	my ($self, $pkt) = @_;
		2894
		2895	# try lzf for large packets
		2896	$pkt = "lzf " . Compress::LZF::compress $pkt
		2897	if 1024 <= length $pkt and $self->{can_lzf};
		2898
		2899	# split very large packets
		2900	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2901	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2902	$pkt = "frag";
		2903	}
		2904
		2905	$self->send_packet ($pkt);
2615	}	2906	}
2616		2907
2617	=item $client->send_msg ($channel, $msg, $color, [extra...])	2908	=item $client->send_msg ($channel, $msg, $color, [extra...])
2618		2909
2619	Send a drawinfo or msg packet to the client, formatting the msg for the	2910	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2621	the message, with C<log> being the default. If C<$color> is negative, suppress	2912	the message, with C<log> being the default. If C<$color> is negative, suppress
2622	the message unless the client supports the msg packet.	2913	the message unless the client supports the msg packet.
2623		2914
2624	=cut	2915	=cut
2625		2916
		2917	# non-persistent channels (usually the info channel)
2626	our %CHANNEL = (	2918	our %CHANNEL = (
		2919	"c/motd" => {
		2920	id => "infobox",
		2921	title => "MOTD",
		2922	reply => undef,
		2923	tooltip => "The message of the day",
		2924	},
2627	"c/identify" => {	2925	"c/identify" => {
2628	id => "identify",	2926	id => "infobox",
2629	title => "Identify",	2927	title => "Identify",
2630	reply => undef,	2928	reply => undef,
2631	tooltip => "Items recently identified",	2929	tooltip => "Items recently identified",
2632	},	2930	},
2633	"c/examine" => {	2931	"c/examine" => {
2634	id => "examine",	2932	id => "infobox",
2635	title => "Examine",	2933	title => "Examine",
2636	reply => undef,	2934	reply => undef,
2637	tooltip => "Signs and other items you examined",	2935	tooltip => "Signs and other items you examined",
2638	},	2936	},
		2937	"c/shopinfo" => {
		2938	id => "infobox",
		2939	title => "Shop Info",
		2940	reply => undef,
		2941	tooltip => "What your bargaining skill tells you about the shop",
		2942	},
		2943	"c/book" => {
		2944	id => "infobox",
		2945	title => "Book",
		2946	reply => undef,
		2947	tooltip => "The contents of a note or book",
		2948	},
		2949	"c/lookat" => {
		2950	id => "infobox",
		2951	title => "Look",
		2952	reply => undef,
		2953	tooltip => "What you saw there",
		2954	},
		2955	"c/who" => {
		2956	id => "infobox",
		2957	title => "Players",
		2958	reply => undef,
		2959	tooltip => "Shows players who are currently online",
		2960	},
		2961	"c/body" => {
		2962	id => "infobox",
		2963	title => "Body Parts",
		2964	reply => undef,
		2965	tooltip => "Shows which body parts you posess and are available",
		2966	},
		2967	"c/statistics" => {
		2968	id => "infobox",
		2969	title => "Statistics",
		2970	reply => undef,
		2971	tooltip => "Shows your primary statistics",
		2972	},
		2973	"c/skills" => {
		2974	id => "infobox",
		2975	title => "Skills",
		2976	reply => undef,
		2977	tooltip => "Shows your experience per skill and item power",
		2978	},
		2979	"c/shopitems" => {
		2980	id => "infobox",
		2981	title => "Shop Items",
		2982	reply => undef,
		2983	tooltip => "Shows the items currently for sale in this shop",
		2984	},
		2985	"c/resistances" => {
		2986	id => "infobox",
		2987	title => "Resistances",
		2988	reply => undef,
		2989	tooltip => "Shows your resistances",
		2990	},
		2991	"c/pets" => {
		2992	id => "infobox",
		2993	title => "Pets",
		2994	reply => undef,
		2995	tooltip => "Shows information abotu your pets/a specific pet",
		2996	},
		2997	"c/perceiveself" => {
		2998	id => "infobox",
		2999	title => "Perceive Self",
		3000	reply => undef,
		3001	tooltip => "You gained detailed knowledge about yourself",
		3002	},
		3003	"c/uptime" => {
		3004	id => "infobox",
		3005	title => "Uptime",
		3006	reply => undef,
		3007	tooltip => "How long the server has been running since last restart",
		3008	},
		3009	"c/mapinfo" => {
		3010	id => "infobox",
		3011	title => "Map Info",
		3012	reply => undef,
		3013	tooltip => "Information related to the maps",
		3014	},
		3015	"c/party" => {
		3016	id => "party",
		3017	title => "Party",
		3018	reply => "gsay ",
		3019	tooltip => "Messages and chat related to your party",
		3020	},
		3021	"c/death" => {
		3022	id => "death",
		3023	title => "Death",
		3024	reply => undef,
		3025	tooltip => "Reason for and more info about your most recent death",
		3026	},
		3027	"c/say" => $SAY_CHANNEL,
		3028	"c/chat" => $CHAT_CHANNEL,
2639	);	3029	);
2640		3030
2641	sub cf::client::send_msg {	3031	sub cf::client::send_msg {
2642	my ($self, $channel, $msg, $color, @extra) = @_;	3032	my ($self, $channel, $msg, $color, @extra) = @_;
2643		3033
2644	$msg = $self->pl->expand_cfpod ($msg);	3034	$msg = $self->pl->expand_cfpod ($msg)
		3035	unless $color & cf::NDI_VERBATIM;
2645		3036
2646	$color &= cf::NDI_CLIENT_MASK; # just in case...	3037	$color &= cf::NDI_CLIENT_MASK; # just in case...
2647		3038
2648	# check predefined channels, for the benefit of C	3039	# check predefined channels, for the benefit of C
2649	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3040	if ($CHANNEL{$channel}) {
		3041	$channel = $CHANNEL{$channel};
2650		3042
		3043	$self->ext_msg (channel_info => $channel);
		3044	$channel = $channel->{id};
		3045
2651	if (ref $channel) {	3046	} elsif (ref $channel) {
2652	# send meta info to client, if not yet sent	3047	# send meta info to client, if not yet sent
2653	unless (exists $self->{channel}{$channel->{id}}) {	3048	unless (exists $self->{channel}{$channel->{id}}) {
2654	$self->{channel}{$channel->{id}} = $channel;	3049	$self->{channel}{$channel->{id}} = $channel;
2655	$self->ext_msg (channel_info => $channel)	3050	$self->ext_msg (channel_info => $channel);
2656	if $self->can_msg;
2657	}	3051	}
2658		3052
2659	$channel = $channel->{id};	3053	$channel = $channel->{id};
2660	}	3054	}
2661		3055
2662	return unless @extra || length $msg;	3056	return unless @extra || length $msg;
2663		3057
2664	if ($self->can_msg) {
2665	# default colour, mask it out	3058	# default colour, mask it out
2666	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3059	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2667	if $color & cf::NDI_DEF;	3060	if $color & cf::NDI_DEF;
2668		3061
2669	$self->send_packet ("msg " . $self->{json_coder}->encode (	3062	my $pkt = "msg "
		3063	. $self->{json_coder}->encode (
2670	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3064	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2671	} else {	3065	);
2672	if ($color >= 0) {
2673	# replace some tags by gcfclient-compatible ones
2674	for ($msg) {
2675	1 while
2676	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2677	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2678	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2679	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2680	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2681	}
2682		3066
2683	$color &= cf::NDI_COLOR_MASK;	3067	$self->send_big_packet ($pkt);
2684
2685	utf8::encode $msg;
2686
2687	if (0 && $msg =~ /\[/) {
2688	# COMMAND/INFO
2689	$self->send_packet ("drawextinfo $color 10 8 $msg")
2690	} else {
2691	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2692	$self->send_packet ("drawinfo $color $msg")
2693	}
2694	}
2695	}
2696	}	3068	}
2697		3069
2698	=item $client->ext_msg ($type, @msg)	3070	=item $client->ext_msg ($type, @msg)
2699		3071
2700	Sends an ext event to the client.	3072	Sends an ext event to the client.
…		…
2703		3075
2704	sub cf::client::ext_msg($$@) {	3076	sub cf::client::ext_msg($$@) {
2705	my ($self, $type, @msg) = @_;	3077	my ($self, $type, @msg) = @_;
2706		3078
2707	if ($self->extcmd == 2) {	3079	if ($self->extcmd == 2) {
2708	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3080	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2709	} elsif ($self->extcmd == 1) { # TODO: remove	3081	} elsif ($self->extcmd == 1) { # TODO: remove
2710	push @msg, msgtype => "event_$type";	3082	push @msg, msgtype => "event_$type";
2711	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3083	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2712	}	3084	}
2713	}	3085	}
2714		3086
2715	=item $client->ext_reply ($msgid, @msg)	3087	=item $client->ext_reply ($msgid, @msg)
2716		3088
…		…
2720		3092
2721	sub cf::client::ext_reply($$@) {	3093	sub cf::client::ext_reply($$@) {
2722	my ($self, $id, @msg) = @_;	3094	my ($self, $id, @msg) = @_;
2723		3095
2724	if ($self->extcmd == 2) {	3096	if ($self->extcmd == 2) {
2725	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3097	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2726	} elsif ($self->extcmd == 1) {	3098	} elsif ($self->extcmd == 1) {
2727	#TODO: version 1, remove	3099	#TODO: version 1, remove
2728	unshift @msg, msgtype => "reply", msgid => $id;	3100	unshift @msg, msgtype => "reply", msgid => $id;
2729	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3101	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2730	}	3102	}
2731	}	3103	}
2732		3104
2733	=item $success = $client->query ($flags, "text", \&cb)	3105	=item $success = $client->query ($flags, "text", \&cb)
2734		3106
…		…
2805		3177
2806	$ns->ext_reply ($reply, @reply)	3178	$ns->ext_reply ($reply, @reply)
2807	if $reply;	3179	if $reply;
2808		3180
2809	} else {	3181	} else {
2810	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3182	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2811	}	3183	}
2812		3184
2813	cf::override;	3185	cf::override;
2814	},	3186	},
2815	);	3187	);
…		…
2835		3207
2836	$coro	3208	$coro
2837	}	3209	}
2838		3210
2839	cf::client->attach (	3211	cf::client->attach (
2840	on_destroy => sub {	3212	on_client_destroy => sub {
2841	my ($ns) = @_;	3213	my ($ns) = @_;
2842		3214
2843	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3215	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2844	},	3216	},
2845	);	3217	);
…		…
2861	our $safe_hole = new Safe::Hole;	3233	our $safe_hole = new Safe::Hole;
2862		3234
2863	$SIG{FPE} = 'IGNORE';	3235	$SIG{FPE} = 'IGNORE';
2864		3236
2865	$safe->permit_only (Opcode::opset qw(	3237	$safe->permit_only (Opcode::opset qw(
2866	:base_core :base_mem :base_orig :base_math	3238	:base_core :base_mem :base_orig :base_math :base_loop
2867	grepstart grepwhile mapstart mapwhile	3239	grepstart grepwhile mapstart mapwhile
2868	sort time	3240	sort time
2869	));	3241	));
2870		3242
2871	# here we export the classes and methods available to script code	3243	# here we export the classes and methods available to script code
…		…
2873	=pod	3245	=pod
2874		3246
2875	The following functions and methods are available within a safe environment:	3247	The following functions and methods are available within a safe environment:
2876		3248
2877	cf::object	3249	cf::object
2878	contr pay_amount pay_player map x y force_find force_add	3250	contr pay_amount pay_player map x y force_find force_add destroy
2879	insert remove name archname title slaying race decrease_ob_nr	3251	insert remove name archname title slaying race decrease split
		3252	value
2880		3253
2881	cf::object::player	3254	cf::object::player
2882	player	3255	player
2883		3256
2884	cf::player	3257	cf::player
…		…
2889		3262
2890	=cut	3263	=cut
2891		3264
2892	for (	3265	for (
2893	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3266	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2894	insert remove inv name archname title slaying race	3267	insert remove inv nrof name archname title slaying race
2895	decrease_ob_nr)],	3268	decrease split destroy change_exp value msg lore send_msg)],
2896	["cf::object::player" => qw(player)],	3269	["cf::object::player" => qw(player)],
2897	["cf::player" => qw(peaceful)],	3270	["cf::player" => qw(peaceful send_msg)],
2898	["cf::map" => qw(trigger)],	3271	["cf::map" => qw(trigger)],
2899	) {	3272	) {
2900	no strict 'refs';	3273	no strict 'refs';
2901	my ($pkg, @funs) = @$_;	3274	my ($pkg, @funs) = @$_;
2902	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3275	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2920		3293
2921	my $qcode = $code;	3294	my $qcode = $code;
2922	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3295	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2923	$qcode =~ s/\n/\\n/g;	3296	$qcode =~ s/\n/\\n/g;
2924		3297
		3298	%vars = (_dummy => 0) unless %vars;
		3299
		3300	my @res;
2925	local $_;	3301	local $_;
2926	local @safe::cf::_safe_eval_args = values %vars;
2927		3302
2928	my $eval =	3303	my $eval =
2929	"do {\n"	3304	"do {\n"
2930	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3305	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2931	. "#line 0 \"{$qcode}\"\n"	3306	. "#line 0 \"{$qcode}\"\n"
2932	. $code	3307	. $code
2933	. "\n}"	3308	. "\n}"
2934	;	3309	;
2935		3310
		3311	if ($CFG{safe_eval}) {
2936	sub_generation_inc;	3312	sub_generation_inc;
		3313	local @safe::cf::_safe_eval_args = values %vars;
2937	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3314	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2938	sub_generation_inc;	3315	sub_generation_inc;
		3316	} else {
		3317	local @cf::_safe_eval_args = values %vars;
		3318	@res = wantarray ? eval eval : scalar eval $eval;
		3319	}
2939		3320
2940	if ($@) {	3321	if ($@) {
2941	warn "$@";	3322	warn "$@",
2942	warn "while executing safe code '$code'\n";	3323	"while executing safe code '$code'\n",
2943	warn "with arguments " . (join " ", %vars) . "\n";	3324	"with arguments " . (join " ", %vars) . "\n";
2944	}	3325	}
2945		3326
2946	wantarray ? @res : $res[0]	3327	wantarray ? @res : $res[0]
2947	}	3328	}
2948		3329
…		…
2962	=cut	3343	=cut
2963		3344
2964	sub register_script_function {	3345	sub register_script_function {
2965	my ($fun, $cb) = @_;	3346	my ($fun, $cb) = @_;
2966		3347
2967	no strict 'refs';	3348	$fun = "safe::$fun" if $CFG{safe_eval};
2968	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3349	*$fun = $safe_hole->wrap ($cb);
2969	}	3350	}
2970		3351
2971	=back	3352	=back
2972		3353
2973	=cut	3354	=cut
…		…
2982	# for this (global event?)	3363	# for this (global event?)
2983	%ext::player_env::MUSIC_FACE_CACHE = ();	3364	%ext::player_env::MUSIC_FACE_CACHE = ();
2984		3365
2985	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3366	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2986		3367
2987	warn "loading facedata from $path\n";	3368	trace "loading facedata from $path\n";
2988		3369
2989	my $facedata;	3370	my $facedata;
2990	0 < aio_load $path, $facedata	3371	0 < aio_load $path, $facedata
2991	or die "$path: $!";	3372	or die "$path: $!";
2992		3373
…		…
2994		3375
2995	$facedata->{version} == 2	3376	$facedata->{version} == 2
2996	or cf::cleanup "$path: version mismatch, cannot proceed.";	3377	or cf::cleanup "$path: version mismatch, cannot proceed.";
2997		3378
2998	# patch in the exptable	3379	# patch in the exptable
		3380	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2999	$facedata->{resource}{"res/exp_table"} = {	3381	$facedata->{resource}{"res/exp_table"} = {
3000	type => FT_RSRC,	3382	type => FT_RSRC,
3001	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3383	data => $exp_table,
		3384	hash => (Digest::MD5::md5 $exp_table),
3002	};	3385	};
3003	cf::cede_to_tick;	3386	cf::cede_to_tick;
3004		3387
3005	{	3388	{
3006	my $faces = $facedata->{faceinfo};	3389	my $faces = $facedata->{faceinfo};
3007		3390
3008	while (my ($face, $info) = each %$faces) {	3391	while (my ($face, $info) = each %$faces) {
3009	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3392	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3393
3010	cf::face::set_visibility $idx, $info->{visibility};	3394	cf::face::set_visibility $idx, $info->{visibility};
3011	cf::face::set_magicmap $idx, $info->{magicmap};	3395	cf::face::set_magicmap $idx, $info->{magicmap};
3012	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3396	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3013	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3397	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3014		3398
3015	cf::cede_to_tick;	3399	cf::cede_to_tick;
3016	}	3400	}
3017		3401
3018	while (my ($face, $info) = each %$faces) {	3402	while (my ($face, $info) = each %$faces) {
3019	next unless $info->{smooth};	3403	next unless $info->{smooth};
		3404
3020	my $idx = cf::face::find $face	3405	my $idx = cf::face::find $face
3021	or next;	3406	or next;
		3407
3022	if (my $smooth = cf::face::find $info->{smooth}) {	3408	if (my $smooth = cf::face::find $info->{smooth}) {
3023	cf::face::set_smooth $idx, $smooth;	3409	cf::face::set_smooth $idx, $smooth;
3024	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3410	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3025	} else {	3411	} else {
3026	warn "smooth face '$info->{smooth}' not found for face '$face'";	3412	error "smooth face '$info->{smooth}' not found for face '$face'";
3027	}	3413	}
3028		3414
3029	cf::cede_to_tick;	3415	cf::cede_to_tick;
3030	}	3416	}
3031	}	3417	}
…		…
3040		3426
3041	cf::anim::invalidate_all; # d'oh	3427	cf::anim::invalidate_all; # d'oh
3042	}	3428	}
3043		3429
3044	{	3430	{
3045	# TODO: for gcfclient pleasure, we should give resources
3046	# that gcfclient doesn't grok a >10000 face index.
3047	my $res = $facedata->{resource};	3431	my $res = $facedata->{resource};
3048		3432
3049	my $soundconf = delete $res->{"res/sound.conf"};
3050
3051	while (my ($name, $info) = each %$res) {	3433	while (my ($name, $info) = each %$res) {
		3434	if (defined $info->{type}) {
3052	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3435	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3053	my $data;
3054		3436
3055	if ($info->{type} & 1) {	3437	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3056	# prepend meta info	3438	cf::face::set_type $idx, $info->{type};
3057
3058	my $meta = $enc->encode ({
3059	name => $name,
3060	%{ $info->{meta} || {} },
3061	});
3062
3063	$data = pack "(w/a*)*", $meta, $info->{data};
3064	} else {	3439	} else {
3065	$data = $info->{data};	3440	$RESOURCE{$name} = $info; # unused
3066	}	3441	}
3067		3442
3068	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3069	cf::face::set_type $idx, $info->{type};
3070
3071	cf::cede_to_tick;	3443	cf::cede_to_tick;
3072	}	3444	}
3073
3074	if ($soundconf) {
3075	$soundconf = $enc->decode (delete $soundconf->{data});
3076
3077	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3078	my $sound = $soundconf->{compat}[$_]
3079	or next;
3080
3081	my $face = cf::face::find "sound/$sound->[1]";
3082	cf::sound::set $sound->[0] => $face;
3083	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3084	}
3085
3086	while (my ($k, $v) = each %{$soundconf->{event}}) {
3087	my $face = cf::face::find "sound/$v";
3088	cf::sound::set $k => $face;
3089	}
3090	}
3091	}	3445	}
		3446
		3447	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3092		3448
3093	1	3449	1
3094	}	3450	}
3095		3451
3096	register_exticmd fx_want => sub {	3452	register_exticmd fx_want => sub {
…		…
3098		3454
3099	while (my ($k, $v) = each %$want) {	3455	while (my ($k, $v) = each %$want) {
3100	$ns->fx_want ($k, $v);	3456	$ns->fx_want ($k, $v);
3101	}	3457	}
3102	};	3458	};
		3459
		3460	sub load_resource_file($) {
		3461	my $guard = lock_acquire "load_resource_file";
		3462
		3463	my $status = load_resource_file_ $_[0];
		3464	get_slot 0.1, 100;
		3465	cf::arch::commit_load;
		3466
		3467	$status
		3468	}
3103		3469
3104	sub reload_regions {	3470	sub reload_regions {
3105	# HACK to clear player env face cache, we need some signal framework	3471	# HACK to clear player env face cache, we need some signal framework
3106	# for this (global event?)	3472	# for this (global event?)
3107	%ext::player_env::MUSIC_FACE_CACHE = ();	3473	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3121	}	3487	}
3122		3488
3123	sub reload_archetypes {	3489	sub reload_archetypes {
3124	load_resource_file "$DATADIR/archetypes"	3490	load_resource_file "$DATADIR/archetypes"
3125	or die "unable to load archetypes\n";	3491	or die "unable to load archetypes\n";
3126	#d# NEED to laod twice to resolve forward references
3127	# this really needs to be done in an extra post-pass
3128	# (which needs to be synchronous, so solve it differently)
3129	load_resource_file "$DATADIR/archetypes"
3130	or die "unable to load archetypes\n";
3131	}	3492	}
3132		3493
3133	sub reload_treasures {	3494	sub reload_treasures {
3134	load_resource_file "$DATADIR/treasures"	3495	load_resource_file "$DATADIR/treasures"
3135	or die "unable to load treasurelists\n";	3496	or die "unable to load treasurelists\n";
3136	}	3497	}
3137		3498
		3499	sub reload_sound {
		3500	trace "loading sound config from $DATADIR/sound\n";
		3501
		3502	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3503	or die "$DATADIR/sound $!";
		3504
		3505	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3506
		3507	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3508	my $sound = $soundconf->{compat}[$_]
		3509	or next;
		3510
		3511	my $face = cf::face::find "sound/$sound->[1]";
		3512	cf::sound::set $sound->[0] => $face;
		3513	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3514	}
		3515
		3516	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3517	my $face = cf::face::find "sound/$v";
		3518	cf::sound::set $k => $face;
		3519	}
		3520	}
		3521
3138	sub reload_resources {	3522	sub reload_resources {
3139	warn "reloading resource files...\n";	3523	trace "reloading resource files...\n";
3140		3524
		3525	reload_facedata;
		3526	reload_sound;
		3527	reload_archetypes;
3141	reload_regions;	3528	reload_regions;
3142	reload_facedata;
3143	#reload_archetypes;#d#
3144	reload_archetypes;
3145	reload_treasures;	3529	reload_treasures;
3146		3530
3147	warn "finished reloading resource files\n";	3531	trace "finished reloading resource files\n";
3148	}
3149
3150	sub init {
3151	reload_resources;
3152	}	3532	}
3153		3533
3154	sub reload_config {	3534	sub reload_config {
		3535	trace "reloading config file...\n";
		3536
3155	open my $fh, "<:utf8", "$CONFDIR/config"	3537	open my $fh, "<:utf8", "$CONFDIR/config"
3156	or return;	3538	or return;
3157		3539
3158	local $/;	3540	local $/;
3159	*CFG = YAML::Syck::Load <$fh>;	3541	*CFG = YAML::XS::Load scalar <$fh>;
3160		3542
3161	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3543	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3162		3544
3163	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3545	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3164	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3546	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3165		3547
3166	if (exists $CFG{mlockall}) {	3548	if (exists $CFG{mlockall}) {
…		…
3168	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3550	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3169	and die "WARNING: m(un)lockall failed: $!\n";	3551	and die "WARNING: m(un)lockall failed: $!\n";
3170	};	3552	};
3171	warn $@ if $@;	3553	warn $@ if $@;
3172	}	3554	}
		3555
		3556	trace "finished reloading resource files\n";
		3557	}
		3558
		3559	sub pidfile() {
		3560	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3561	or die "$PIDFILE: $!";
		3562	flock $fh, &Fcntl::LOCK_EX
		3563	or die "$PIDFILE: flock: $!";
		3564	$fh
		3565	}
		3566
		3567	# make sure only one server instance is running at any one time
		3568	sub atomic {
		3569	my $fh = pidfile;
		3570
		3571	my $pid = <$fh>;
		3572	kill 9, $pid if $pid > 0;
		3573
		3574	seek $fh, 0, 0;
		3575	print $fh $$;
		3576	}
		3577
		3578	sub main_loop {
		3579	trace "EV::loop starting\n";
		3580	if (1) {
		3581	EV::loop;
		3582	}
		3583	trace "EV::loop returned\n";
		3584	goto &main_loop unless $REALLY_UNLOOP;
3173	}	3585	}
3174		3586
3175	sub main {	3587	sub main {
		3588	cf::init_globals; # initialise logging
		3589
		3590	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3591	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3592	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3593	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3594
		3595	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3596
3176	# we must not ever block the main coroutine	3597	# we must not ever block the main coroutine
3177	local $Coro::idle = sub {	3598	local $Coro::idle = sub {
3178	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3599	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3179	(async {	3600	(async {
3180	Event::one_event;	3601	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3602	EV::loop EV::LOOP_ONESHOT;
3181	})->prio (Coro::PRIO_MAX);	3603	})->prio (Coro::PRIO_MAX);
3182	};	3604	};
3183		3605
		3606	evthread_start IO::AIO::poll_fileno;
		3607
		3608	cf::sync_job {
		3609	cf::init_experience;
		3610	cf::init_anim;
		3611	cf::init_attackmess;
		3612	cf::init_dynamic;
		3613
		3614	cf::load_settings;
		3615	cf::load_materials;
		3616
		3617	reload_resources;
3184	reload_config;	3618	reload_config;
3185	db_init;	3619	db_init;
		3620
		3621	cf::init_uuid;
		3622	cf::init_signals;
		3623	cf::init_skills;
		3624
		3625	cf::init_beforeplay;
		3626
		3627	atomic;
		3628
3186	load_extensions;	3629	load_extensions;
3187		3630
3188	$TICK_WATCHER->start;	3631	utime time, time, $RUNTIMEFILE;
3189	Event::loop;	3632
		3633	# no (long-running) fork's whatsoever before this point(!)
		3634	use POSIX ();
		3635	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3636
		3637	(pop @POST_INIT)->(0) while @POST_INIT;
		3638	};
		3639
		3640	cf::object::thawer::errors_are_fatal 0;
		3641	info "parse errors in files are no longer fatal from this point on.\n";
		3642
		3643	main_loop;
3190	}	3644	}
3191		3645
3192	#############################################################################	3646	#############################################################################
3193	# initialisation and cleanup	3647	# initialisation and cleanup
3194		3648
3195	# install some emergency cleanup handlers	3649	# install some emergency cleanup handlers
3196	BEGIN {	3650	BEGIN {
		3651	our %SIGWATCHER = ();
3197	for my $signal (qw(INT HUP TERM)) {	3652	for my $signal (qw(INT HUP TERM)) {
3198	Event->signal (	3653	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3199	reentrant => 0,
3200	data => WF_AUTOCANCEL,
3201	signal => $signal,
3202	prio => 0,
3203	cb => sub {
3204	cf::cleanup "SIG$signal";	3654	cf::cleanup "SIG$signal";
3205	},
3206	);	3655	};
3207	}	3656	}
3208	}	3657	}
3209		3658
3210	sub write_runtime {	3659	sub write_runtime_sync {
3211	my $runtime = "$LOCALDIR/runtime";	3660	my $t0 = AE::time;
3212		3661
3213	# first touch the runtime file to show we are still running:	3662	# first touch the runtime file to show we are still running:
3214	# the fsync below can take a very very long time.	3663	# the fsync below can take a very very long time.
3215		3664
3216	IO::AIO::aio_utime $runtime, undef, undef;	3665	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3217		3666
3218	my $guard = cf::lock_acquire "write_runtime";	3667	my $guard = cf::lock_acquire "write_runtime";
3219		3668
3220	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3669	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3221	or return;	3670	or return;
3222		3671
3223	my $value = $cf::RUNTIME + 90 + 10;	3672	my $value = $cf::RUNTIME + 90 + 10;
3224	# 10 is the runtime save interval, for a monotonic clock	3673	# 10 is the runtime save interval, for a monotonic clock
3225	# 60 allows for the watchdog to kill the server.	3674	# 60 allows for the watchdog to kill the server.
…		…
3235	aio_utime $fh, undef, undef;	3684	aio_utime $fh, undef, undef;
3236		3685
3237	close $fh	3686	close $fh
3238	or return;	3687	or return;
3239		3688
3240	aio_rename "$runtime~", $runtime	3689	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3241	and return;	3690	and return;
3242		3691
3243	warn "runtime file written.\n";	3692	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3244		3693
3245	1	3694	1
		3695	}
		3696
		3697	our $uuid_lock;
		3698	our $uuid_skip;
		3699
		3700	sub write_uuid_sync($) {
		3701	$uuid_skip ||= $_[0];
		3702
		3703	return if $uuid_lock;
		3704	local $uuid_lock = 1;
		3705
		3706	my $uuid = "$LOCALDIR/uuid";
		3707
		3708	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3709	or return;
		3710
		3711	my $value = uuid_seq uuid_cur;
		3712
		3713	unless ($value) {
		3714	info "cowardly refusing to write zero uuid value!\n";
		3715	return;
		3716	}
		3717
		3718	my $value = uuid_str $value + $uuid_skip;
		3719	$uuid_skip = 0;
		3720
		3721	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3722	and return;
		3723
		3724	# always fsync - this file is important
		3725	aio_fsync $fh
		3726	and return;
		3727
		3728	close $fh
		3729	or return;
		3730
		3731	aio_rename "$uuid~", $uuid
		3732	and return;
		3733
		3734	trace "uuid file written ($value).\n";
		3735
		3736	1
		3737
		3738	}
		3739
		3740	sub write_uuid($$) {
		3741	my ($skip, $sync) = @_;
		3742
		3743	$sync ? write_uuid_sync $skip
		3744	: async { write_uuid_sync $skip };
3246	}	3745	}
3247		3746
3248	sub emergency_save() {	3747	sub emergency_save() {
3249	my $freeze_guard = cf::freeze_mainloop;	3748	my $freeze_guard = cf::freeze_mainloop;
3250		3749
3251	warn "enter emergency perl save\n";	3750	info "emergency_perl_save: enter\n";
3252		3751
3253	cf::sync_job {	3752	cf::sync_job {
		3753	# this is a trade-off: we want to be very quick here, so
		3754	# save all maps without fsync, and later call a global sync
		3755	# (which in turn might be very very slow)
		3756	local $USE_FSYNC = 0;
		3757
3254	# use a peculiar iteration method to avoid tripping on perl	3758	# use a peculiar iteration method to avoid tripping on perl
3255	# refcount bugs in for. also avoids problems with players	3759	# refcount bugs in for. also avoids problems with players
3256	# and maps saved/destroyed asynchronously.	3760	# and maps saved/destroyed asynchronously.
3257	warn "begin emergency player save\n";	3761	info "emergency_perl_save: begin player save\n";
3258	for my $login (keys %cf::PLAYER) {	3762	for my $login (keys %cf::PLAYER) {
3259	my $pl = $cf::PLAYER{$login} or next;	3763	my $pl = $cf::PLAYER{$login} or next;
3260	$pl->valid or next;	3764	$pl->valid or next;
		3765	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3261	$pl->save;	3766	$pl->save;
3262	}	3767	}
3263	warn "end emergency player save\n";	3768	info "emergency_perl_save: end player save\n";
3264		3769
3265	warn "begin emergency map save\n";	3770	info "emergency_perl_save: begin map save\n";
3266	for my $path (keys %cf::MAP) {	3771	for my $path (keys %cf::MAP) {
3267	my $map = $cf::MAP{$path} or next;	3772	my $map = $cf::MAP{$path} or next;
3268	$map->valid or next;	3773	$map->valid or next;
3269	$map->save;	3774	$map->save;
3270	}	3775	}
3271	warn "end emergency map save\n";	3776	info "emergency_perl_save: end map save\n";
3272		3777
3273	warn "begin emergency database checkpoint\n";	3778	info "emergency_perl_save: begin database checkpoint\n";
3274	BDB::db_env_txn_checkpoint $DB_ENV;	3779	BDB::db_env_txn_checkpoint $DB_ENV;
3275	warn "end emergency database checkpoint\n";	3780	info "emergency_perl_save: end database checkpoint\n";
		3781
		3782	info "emergency_perl_save: begin write uuid\n";
		3783	write_uuid_sync 1;
		3784	info "emergency_perl_save: end write uuid\n";
3276	};	3785	};
3277		3786
3278	warn "leave emergency perl save\n";	3787	info "emergency_perl_save: starting sync()\n";
		3788	IO::AIO::aio_sync sub {
		3789	info "emergency_perl_save: finished sync()\n";
		3790	};
		3791
		3792	info "emergency_perl_save: leave\n";
3279	}	3793	}
3280		3794
3281	sub post_cleanup {	3795	sub post_cleanup {
3282	my ($make_core) = @_;	3796	my ($make_core) = @_;
3283		3797
3284	warn Carp::longmess "post_cleanup backtrace"	3798	error Carp::longmess "post_cleanup backtrace"
3285	if $make_core;	3799	if $make_core;
		3800
		3801	my $fh = pidfile;
		3802	unlink $PIDFILE if <$fh> == $$;
		3803	}
		3804
		3805	# a safer delete_package, copied from Symbol
		3806	sub clear_package($) {
		3807	my $pkg = shift;
		3808
		3809	# expand to full symbol table name if needed
		3810	unless ($pkg =~ /^main::.*::$/) {
		3811	$pkg = "main$pkg" if $pkg =~ /^::/;
		3812	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3813	$pkg .= '::' unless $pkg =~ /::$/;
		3814	}
		3815
		3816	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3817	my $stem_symtab = *{$stem}{HASH};
		3818
		3819	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3820	or return;
		3821
		3822	# clear all symbols
		3823	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3824	for my $name (keys %$leaf_symtab) {
		3825	_gv_clear *{"$pkg$name"};
		3826	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3827	}
3286	}	3828	}
3287		3829
3288	sub do_reload_perl() {	3830	sub do_reload_perl() {
3289	# can/must only be called in main	3831	# can/must only be called in main
3290	if ($Coro::current != $Coro::main) {	3832	if (in_main) {
3291	warn "can only reload from main coroutine";	3833	error "can only reload from main coroutine";
3292	return;	3834	return;
3293	}	3835	}
3294		3836
		3837	return if $RELOAD++;
		3838
		3839	my $t1 = AE::time;
		3840
		3841	while ($RELOAD) {
3295	warn "reloading...";	3842	info "reloading...";
3296		3843
3297	warn "entering sync_job";	3844	trace "entering sync_job";
3298		3845
3299	cf::sync_job {	3846	cf::sync_job {
3300	cf::write_runtime; # external watchdog should not bark	3847	cf::write_runtime_sync; # external watchdog should not bark
3301	cf::emergency_save;	3848	cf::emergency_save;
3302	cf::write_runtime; # external watchdog should not bark	3849	cf::write_runtime_sync; # external watchdog should not bark
3303		3850
3304	warn "syncing database to disk";	3851	trace "syncing database to disk";
3305	BDB::db_env_txn_checkpoint $DB_ENV;	3852	BDB::db_env_txn_checkpoint $DB_ENV;
3306		3853
3307	# if anything goes wrong in here, we should simply crash as we already saved	3854	# if anything goes wrong in here, we should simply crash as we already saved
3308		3855
3309	warn "cancelling all WF_AUTOCANCEL watchers";
3310	for (Event::all_watchers) {
3311	$_->cancel if $_->data & WF_AUTOCANCEL;
3312	}
3313
3314	warn "flushing outstanding aio requests";	3856	trace "flushing outstanding aio requests";
3315	for (;;) {
3316	BDB::flush;
3317	IO::AIO::flush;
3318	Coro::cede;
3319	last unless IO::AIO::nreqs || BDB::nreqs;	3857	while (IO::AIO::nreqs || BDB::nreqs) {
3320	warn "iterate...";	3858	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3321	}
3322
3323	++$RELOAD;
3324
3325	warn "cancelling all extension coros";
3326	$_->cancel for values %EXT_CORO;
3327	%EXT_CORO = ();
3328
3329	warn "removing commands";
3330	%COMMAND = ();
3331
3332	warn "removing ext/exti commands";
3333	%EXTCMD = ();
3334	%EXTICMD = ();
3335
3336	warn "unloading/nuking all extensions";
3337	for my $pkg (@EXTS) {
3338	warn "... unloading $pkg";
3339
3340	if (my $cb = $pkg->can ("unload")) {
3341	eval {
3342	$cb->($pkg);
3343	1
3344	} or warn "$pkg unloaded, but with errors: $@";
3345	}	3859	}
3346		3860
3347	warn "... nuking $pkg";	3861	trace "cancelling all extension coros";
3348	Symbol::delete_package $pkg;	3862	$_->cancel for values %EXT_CORO;
3349	}	3863	%EXT_CORO = ();
3350		3864
3351	warn "unloading all perl modules loaded from $LIBDIR";	3865	trace "removing commands";
3352	while (my ($k, $v) = each %INC) {	3866	%COMMAND = ();
3353	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3354		3867
		3868	trace "removing ext/exti commands";
		3869	%EXTCMD = ();
		3870	%EXTICMD = ();
		3871
		3872	trace "unloading/nuking all extensions";
		3873	for my $pkg (@EXTS) {
3355	warn "... unloading $k";	3874	trace "... unloading $pkg";
3356	delete $INC{$k};
3357		3875
3358	$k =~ s/\.pm$//;
3359	$k =~ s/\//::/g;
3360
3361	if (my $cb = $k->can ("unload_module")) {	3876	if (my $cb = $pkg->can ("unload")) {
		3877	eval {
3362	$cb->();	3878	$cb->($pkg);
		3879	1
		3880	} or error "$pkg unloaded, but with errors: $@";
		3881	}
		3882
		3883	trace "... clearing $pkg";
		3884	clear_package $pkg;
3363	}	3885	}
3364		3886
3365	Symbol::delete_package $k;	3887	trace "unloading all perl modules loaded from $LIBDIR";
		3888	while (my ($k, $v) = each %INC) {
		3889	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3890
		3891	trace "... unloading $k";
		3892	delete $INC{$k};
		3893
		3894	$k =~ s/\.pm$//;
		3895	$k =~ s/\//::/g;
		3896
		3897	if (my $cb = $k->can ("unload_module")) {
		3898	$cb->();
		3899	}
		3900
		3901	clear_package $k;
3366	}	3902	}
3367		3903
3368	warn "getting rid of safe::, as good as possible";	3904	trace "getting rid of safe::, as good as possible";
3369	Symbol::delete_package "safe::$_"	3905	clear_package "safe::$_"
3370	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3906	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3371		3907
3372	warn "unloading cf.pm \"a bit\"";	3908	trace "unloading cf.pm \"a bit\"";
3373	delete $INC{"cf.pm"};	3909	delete $INC{"cf.pm"};
3374	delete $INC{"cf/pod.pm"};	3910	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3375		3911
3376	# don't, removes xs symbols, too,	3912	# don't, removes xs symbols, too,
3377	# and global variables created in xs	3913	# and global variables created in xs
3378	#Symbol::delete_package __PACKAGE__;	3914	#clear_package __PACKAGE__;
3379		3915
3380	warn "unload completed, starting to reload now";	3916	info "unload completed, starting to reload now";
3381		3917
3382	warn "reloading cf.pm";	3918	trace "reloading cf.pm";
3383	require cf;	3919	require cf;
3384	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3920	cf::_connect_to_perl_1;
3385		3921
3386	warn "loading config and database again";	3922	trace "loading config and database again";
3387	cf::reload_config;	3923	cf::reload_config;
3388		3924
3389	warn "loading extensions";	3925	trace "loading extensions";
3390	cf::load_extensions;	3926	cf::load_extensions;
3391		3927
		3928	if ($REATTACH_ON_RELOAD) {
3392	warn "reattaching attachments to objects/players";	3929	trace "reattaching attachments to objects/players";
3393	_global_reattach; # objects, sockets	3930	_global_reattach; # objects, sockets
3394	warn "reattaching attachments to maps";	3931	trace "reattaching attachments to maps";
3395	reattach $_ for values %MAP;	3932	reattach $_ for values %MAP;
3396	warn "reattaching attachments to players";	3933	trace "reattaching attachments to players";
3397	reattach $_ for values %PLAYER;	3934	reattach $_ for values %PLAYER;
		3935	}
3398		3936
		3937	trace "running post_init jobs";
		3938	(pop @POST_INIT)->(1) while @POST_INIT;
		3939
3399	warn "leaving sync_job";	3940	trace "leaving sync_job";
3400		3941
3401	1	3942	1
3402	} or do {	3943	} or do {
3403	warn $@;	3944	error $@;
3404	warn "error while reloading, exiting.";	3945	cf::cleanup "error while reloading, exiting.";
3405	exit 1;	3946	};
		3947
		3948	info "reloaded";
		3949	--$RELOAD;
3406	};	3950	}
3407		3951
3408	warn "reloaded";	3952	$t1 = AE::time - $t1;
		3953	info "reload completed in ${t1}s\n";
3409	};	3954	};
3410		3955
3411	our $RELOAD_WATCHER; # used only during reload	3956	our $RELOAD_WATCHER; # used only during reload
3412		3957
3413	sub reload_perl() {	3958	sub reload_perl() {
3414	# doing reload synchronously and two reloads happen back-to-back,	3959	# doing reload synchronously and two reloads happen back-to-back,
3415	# coro crashes during coro_state_free->destroy here.	3960	# coro crashes during coro_state_free->destroy here.
3416		3961
3417	$RELOAD_WATCHER ||= Event->timer (	3962	$RELOAD_WATCHER ||= cf::async {
3418	reentrant => 0,	3963	Coro::AIO::aio_wait cache_extensions;
3419	after => 0,	3964
3420	data => WF_AUTOCANCEL,	3965	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3421	cb => sub {
3422	do_reload_perl;	3966	do_reload_perl;
3423	undef $RELOAD_WATCHER;	3967	undef $RELOAD_WATCHER;
3424	},	3968	};
3425	);	3969	};
3426	}	3970	}
3427		3971
3428	register_command "reload" => sub {	3972	register_command "reload" => sub {
3429	my ($who, $arg) = @_;	3973	my ($who, $arg) = @_;
3430		3974
3431	if ($who->flag (FLAG_WIZ)) {	3975	if ($who->flag (FLAG_WIZ)) {
3432	$who->message ("reloading server.");	3976	$who->message ("reloading server.");
		3977	async {
		3978	$Coro::current->{desc} = "perl_reload";
3433	async { reload_perl };	3979	reload_perl;
		3980	};
3434	}	3981	}
3435	};	3982	};
3436		3983
3437	unshift @INC, $LIBDIR;	3984	unshift @INC, $LIBDIR;
3438		3985
…		…
3440		3987
3441	our @WAIT_FOR_TICK;	3988	our @WAIT_FOR_TICK;
3442	our @WAIT_FOR_TICK_BEGIN;	3989	our @WAIT_FOR_TICK_BEGIN;
3443		3990
3444	sub wait_for_tick {	3991	sub wait_for_tick {
3445	return unless $TICK_WATCHER->is_active;
3446	return if $Coro::current == $Coro::main;	3992	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3447		3993
3448	my $signal = new Coro::Signal;	3994	my $signal = new Coro::Signal;
3449	push @WAIT_FOR_TICK, $signal;	3995	push @WAIT_FOR_TICK, $signal;
3450	$signal->wait;	3996	$signal->wait;
3451	}	3997	}
3452		3998
3453	sub wait_for_tick_begin {	3999	sub wait_for_tick_begin {
3454	return unless $TICK_WATCHER->is_active;
3455	return if $Coro::current == $Coro::main;	4000	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3456		4001
3457	my $signal = new Coro::Signal;	4002	my $signal = new Coro::Signal;
3458	push @WAIT_FOR_TICK_BEGIN, $signal;	4003	push @WAIT_FOR_TICK_BEGIN, $signal;
3459	$signal->wait;	4004	$signal->wait;
3460	}	4005	}
3461		4006
3462	our $stat_fh;	4007	sub tick {
3463	sysopen $stat_fh, "/tmp/cfstats", Fcntl::O_APPEND | Fcntl::O_CREAT | Fcntl::O_WRONLY, 0600;#d#
3464
3465	$TICK_WATCHER = Event->timer (
3466	reentrant => 0,
3467	parked => 1,
3468	prio => 0,
3469	at => $NEXT_TICK || $TICK,
3470	data => WF_AUTOCANCEL,
3471	cb => sub {
3472	if ($Coro::current != $Coro::main) {	4008	if ($Coro::current != $Coro::main) {
3473	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4009	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3474	unless ++$bug_warning > 10;	4010	unless ++$bug_warning > 10;
3475	return;	4011	return;
3476	}	4012	}
3477		4013
3478	my @pl = cf::player::list; my $stats = sprintf "%.2f %d %d %d", $RUNTIME, (scalar @pl), cf::object::actives_size, cf::object::objects_size; #d#
3479
3480	$NOW = $tick_start = Event::time;
3481
3482	cf::server_tick; # one server iteration	4014	cf::server_tick; # one server iteration
3483		4015
3484	$RUNTIME += $TICK;	4016	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3485	$NEXT_TICK += $TICK;
3486		4017
3487	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4018	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3488	$NEXT_RUNTIME_WRITE = $NOW + 10;	4019	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3489	Coro::async_pool {	4020	Coro::async_pool {
		4021	$Coro::current->{desc} = "runtime saver";
3490	write_runtime	4022	write_runtime_sync
3491	or warn "ERROR: unable to write runtime file: $!";	4023	or error "ERROR: unable to write runtime file: $!";
3492	};
3493	}	4024	};
		4025	}
3494		4026
3495	# my $AFTER = Event::time;
3496	# warn $AFTER - $NOW;#d#
3497
3498	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4027	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3499	$sig->send;	4028	$sig->send;
3500	}	4029	}
3501	while (my $sig = shift @WAIT_FOR_TICK) {	4030	while (my $sig = shift @WAIT_FOR_TICK) {
3502	$sig->send;	4031	$sig->send;
3503	}	4032	}
3504		4033
3505	$NOW = Event::time;	4034	$LOAD = ($NOW - $TICK_START) / $TICK;
3506
3507	# if we are delayed by four ticks or more, skip them all
3508	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3509
3510	$TICK_WATCHER->at ($NEXT_TICK);
3511	$TICK_WATCHER->start;
3512
3513	$LOAD = ($NOW - $tick_start) / $TICK;
3514	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4035	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3515		4036
3516	_post_tick;	4037	if (0) {
3517		4038	if ($NEXT_TICK) {
3518	# gather some statistics#d#	4039	my $jitter = $TICK_START - $NEXT_TICK;
3519	$stats .= sprintf " %d\n", 10000 * ($NOW - $tick_start);#d#	4040	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
3520	IO::AIO::aio_write $stat_fh, undef, undef, $stats, 0;#d#	4041	debug "jitter $JITTER\n";#d#
		4042	}
3521	},	4043	}
3522	);	4044	}
3523		4045
3524	{	4046	{
		4047	# configure BDB
		4048
3525	BDB::min_parallel 8;	4049	BDB::min_parallel 16;
3526	BDB::max_poll_time $TICK * 0.1;	4050	BDB::max_poll_reqs $TICK * 0.1;
3527	$BDB_POLL_WATCHER = Event->io (	4051	$AnyEvent::BDB::WATCHER->priority (1);
3528	reentrant => 0,
3529	fd => BDB::poll_fileno,
3530	poll => 'r',
3531	prio => 0,
3532	data => WF_AUTOCANCEL,
3533	cb => \&BDB::poll_cb,
3534	);
3535
3536	BDB::set_sync_prepare {
3537	my $status;
3538	my $current = $Coro::current;
3539	(
3540	sub {
3541	$status = $!;
3542	$current->ready; undef $current;
3543	},
3544	sub {
3545	Coro::schedule while defined $current;
3546	$! = $status;
3547	},
3548	)
3549	};
3550		4052
3551	unless ($DB_ENV) {	4053	unless ($DB_ENV) {
3552	$DB_ENV = BDB::db_env_create;	4054	$DB_ENV = BDB::db_env_create;
		4055	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4056	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4057	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4058	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4059	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3553		4060
3554	cf::sync_job {	4061	cf::sync_job {
3555	eval {	4062	eval {
3556	BDB::db_env_open	4063	BDB::db_env_open
3557	$DB_ENV,	4064	$DB_ENV,
…		…
3559	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4066	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3560	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4067	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3561	0666;	4068	0666;
3562		4069
3563	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4070	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3564
3565	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC
3566	| BDB::LOG_AUTOREMOVE, 1);
3567	$DB_ENV->set_lk_detect;
3568	};	4071	};
3569		4072
3570	cf::cleanup "db_env_open(db): $@" if $@;	4073	cf::cleanup "db_env_open(db): $@" if $@;
3571	};	4074	};
3572	}	4075	}
3573		4076
3574	$BDB_CHECKPOINT_WATCHER = Event->timer (	4077	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3575	after => 11,	4078	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3576	interval => 60,	4079	};
3577	hard => 1,	4080	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3578	prio => 0,
3579	data => WF_AUTOCANCEL,
3580	cb => sub {
3581	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4081	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3582	},
3583	);	4082	};
3584	$BDB_TRICKLE_WATCHER = Event->timer (	4083	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3585	after => 5,
3586	interval => 10,
3587	hard => 1,
3588	prio => 0,
3589	data => WF_AUTOCANCEL,
3590	cb => sub {
3591	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4084	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3592	},
3593	);	4085	};
3594	}	4086	}
3595		4087
3596	{	4088	{
		4089	# configure IO::AIO
		4090
3597	IO::AIO::min_parallel 8;	4091	IO::AIO::min_parallel 8;
3598
3599	undef $Coro::AIO::WATCHER;
3600	IO::AIO::max_poll_time $TICK * 0.1;	4092	IO::AIO::max_poll_time $TICK * 0.1;
3601	$AIO_POLL_WATCHER = Event->io (	4093	undef $AnyEvent::AIO::WATCHER;
3602	reentrant => 0,
3603	data => WF_AUTOCANCEL,
3604	fd => IO::AIO::poll_fileno,
3605	poll => 'r',
3606	prio => 6,
3607	cb => \&IO::AIO::poll_cb,
3608	);
3609	}	4094	}
3610		4095
3611	my $_log_backtrace;	4096	my $_log_backtrace;
3612		4097
3613	sub _log_backtrace {	4098	sub _log_backtrace {
…		…
3616	$msg =~ s/\n//;	4101	$msg =~ s/\n//;
3617		4102
3618	# limit the # of concurrent backtraces	4103	# limit the # of concurrent backtraces
3619	if ($_log_backtrace < 2) {	4104	if ($_log_backtrace < 2) {
3620	++$_log_backtrace;	4105	++$_log_backtrace;
		4106	my $perl_bt = Carp::longmess $msg;
3621	async {	4107	async {
		4108	$Coro::current->{desc} = "abt $msg";
		4109
3622	my @bt = fork_call {	4110	my @bt = fork_call {
3623	@addr = map { sprintf "%x", $_ } @addr;	4111	@addr = map { sprintf "%x", $_ } @addr;
3624	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4112	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3625	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4113	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3626	or die "addr2line: $!";	4114	or die "addr2line: $!";
…		…
3634	}	4122	}
3635		4123
3636	@funcs	4124	@funcs
3637	};	4125	};
3638		4126
3639	LOG llevInfo, "[ABT] $msg\n";	4127	LOG llevInfo, "[ABT] $perl_bt\n";
		4128	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3640	LOG llevInfo, "[ABT] $_\n" for @bt;	4129	LOG llevInfo, "[ABT] $_\n" for @bt;
3641	--$_log_backtrace;	4130	--$_log_backtrace;
3642	};	4131	};
3643	} else {	4132	} else {
3644	LOG llevInfo, "[ABT] $msg\n";	4133	LOG llevInfo, "[ABT] $msg\n";
3645	LOG llevInfo, "[ABT] [suppressed]\n";	4134	LOG llevInfo, "[ABT] [suppressed]\n";
3646	}	4135	}
3647	}	4136	}
3648		4137
3649	# load additional modules	4138	# load additional modules
3650	use cf::pod;	4139	require "cf/$_.pm" for @EXTRA_MODULES;
		4140	cf::_connect_to_perl_2;
3651		4141
3652	END { cf::emergency_save }	4142	END { cf::emergency_save }
3653		4143
3654	1	4144	1
3655		4145

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