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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.373 by root, Sat Sep 15 15:58:06 2007 UTC vs.
Revision 1.533 by root, Thu Apr 29 07:59:17 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;
85	our $BDB_DEADLOCK_WATCHER;	124	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	125	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	127	our $DB_ENV;
89		128
		129	our @EXTRA_MODULES = qw(pod match mapscript);
		130
90	our %CFG;	131	our %CFG;
91		132
92	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	134	our $RUNTIME;
		135	our $NOW;
94		136
95	our (%PLAYER, %PLAYER_LOADING); # all users	137	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	138	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	139	our $LINK_MAP; # the special {link} map, which is always available
98		140
99	# 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 ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	142	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		143
102	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)
103	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
		146	our $JITTER; # average jitter
104	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 $REALLY_UNLOOP; # never set to true, please :)
105		153
106	binmode STDOUT;	154	binmode STDOUT;
107	binmode STDERR;	155	binmode STDERR;
108		156
109	# read virtual server time, if available	157	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
114	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
115		165
116	mkdir $_	166	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		168
119	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
120		170
121	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::"} };
122		187
123	#############################################################################	188	#############################################################################
124		189
125	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
126		191
…		…
162		227
163	The raw value load value from the last tick.	228	The raw value load value from the last tick.
164		229
165	=item %cf::CFG	230	=item %cf::CFG
166		231
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	232	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	233	from wherever your confdir points to.
169		234
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	235	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		236
172	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
173	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
174	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.
175		240
176	=item @cf::INVOKE_RESULTS	241	=item @cf::INVOKE_RESULTS
177		242
178	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
179	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
180	that call.	245	that call.
181		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
182	=back	253	=back
183		254
184	=cut	255	=cut
185		256
186	BEGIN {	257	sub error(@) { LOG llevError, join "", @_ }
187	*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 {
188	my $msg = join "", @_;	264	my $msg = join "", @_;
189		265
190	$msg .= "\n"	266	$msg .= "\n"
191	unless $msg =~ /\n$/;	267	unless $msg =~ /\n$/;
192		268
193	$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;
194		270
195	LOG llevError, $msg;	271	LOG llevWarn, $msg;
196	};	272	};
197	}	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	};
198		287
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	288	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	289	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	290	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	291	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	298	for my $pkg (qw(
210	cf::global cf::attachable	299	cf::global cf::attachable
211	cf::object cf::object::player	300	cf::object cf::object::player
212	cf::client cf::player	301	cf::client cf::player
213	cf::arch cf::living	302	cf::arch cf::living
		303	cf::map cf::mapspace
214	cf::map cf::party cf::region	304	cf::party cf::region
215	)) {	305	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	306	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	307	}
219		308
220	$Event::DIED = sub {	309	$EV::DIED = sub {
221	warn "error in event callback: @_";	310	Carp::cluck "error in event callback: @_";
222	};	311	};
223		312
224	#############################################################################	313	#############################################################################
225		314
226	=head2 UTILITY FUNCTIONS	315	=head2 UTILITY FUNCTIONS
…		…
248	$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;
249	$d	338	$d
250	} || "[unable to dump $_[0]: '$@']";	339	} || "[unable to dump $_[0]: '$@']";
251	}	340	}
252		341
253	=item $ref = cf::from_json $json	342	=item $ref = cf::decode_json $json
254		343
255	Converts a JSON string into the corresponding perl data structure.	344	Converts a JSON string into the corresponding perl data structure.
256		345
257	=item $json = cf::to_json $ref	346	=item $json = cf::encode_json $ref
258		347
259	Converts a perl data structure into its JSON representation.	348	Converts a perl data structure into its JSON representation.
260		349
261	=cut	350	=cut
262		351
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	352	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		353
265	sub to_json ($) { $json_coder->encode ($_[0]) }	354	sub encode_json($) { $json_coder->encode ($_[0]) }
266	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	}
267		370
268	=item cf::lock_wait $string	371	=item cf::lock_wait $string
269		372
270	Wait until the given lock is available. See cf::lock_acquire.	373	Wait until the given lock is available. See cf::lock_acquire.
271		374
272	=item my $lock = cf::lock_acquire $string	375	=item my $lock = cf::lock_acquire $string
273		376
274	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
275	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,
276	for example when the coroutine gets canceled), the lock is automatically	379	for example when the coroutine gets canceled), the lock is automatically
277	returned.	380	returned.
278		381
279	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
280	deadlocked coro.	383	deadlocked coro.
…		…
286		389
287	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.
288		391
289	=cut	392	=cut
290		393
291	our %LOCK;	394	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		395
294	sub lock_wait($) {	396	sub lock_wait($) {
295	my ($key) = @_;	397	$LOCKS->wait ($_[0]);
296
297	if ($LOCKER{$key} == $Coro::current) {#d#
298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299	return;#d#
300	}#d#
301
302	# wait for lock, if any
303	while ($LOCK{$key}) {
304	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	398	}
308		399
309	sub lock_acquire($) {	400	sub lock_acquire($) {
310	my ($key) = @_;	401	$LOCKS->guard ($_[0])
311
312	# wait, to be sure we are not locked
313	lock_wait $key;
314
315	$LOCK{$key} = [];
316	$LOCKER{$key} = $Coro::current;#d#
317
318	Coro::guard {
319	delete $LOCKER{$key};#d#
320	# wake up all waiters, to be on the safe side
321	$_->ready for @{ delete $LOCK{$key} };
322	}
323	}	402	}
324		403
325	sub lock_active($) {	404	sub lock_active($) {
326	my ($key) = @_;	405	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	406	}
330		407
331	sub freeze_mainloop {	408	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	409	tick_inhibit_inc;
333		410
334	my $guard = Coro::guard {	411	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	412	}
336	};	413
337	$TICK_WATCHER->stop;	414	=item cf::periodic $interval, $cb
338	$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($$) {
		422	my ($interval, $cb) = @_;
		423
		424	my $start = rand List::Util::min 180, $interval;
		425
		426	EV::periodic $start, $interval, 0, $cb
339	}	427	}
340		428
341	=item cf::get_slot $time[, $priority[, $name]]	429	=item cf::get_slot $time[, $priority[, $name]]
342		430
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	431	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
351		439
352	=cut	440	=cut
353		441
354	our @SLOT_QUEUE;	442	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	443	our $SLOT_QUEUE;
		444	our $SLOT_DECAY = 0.9;
356		445
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	446	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	447	$SLOT_QUEUE = Coro::async {
		448	$Coro::current->desc ("timeslot manager");
		449
359	my $signal = new Coro::Signal;	450	my $signal = new Coro::Signal;
		451	my $busy;
360		452
361	while () {	453	while () {
362	next_job:	454	next_job:
		455
363	my $avail = cf::till_tick;	456	my $avail = cf::till_tick;
364	if ($avail > 0.01) {	457
365	for (0 .. $#SLOT_QUEUE) {	458	for (0 .. $#SLOT_QUEUE) {
366	if ($SLOT_QUEUE[$_][0] < $avail) {	459	if ($SLOT_QUEUE[$_][0] <= $avail) {
		460	$busy = 0;
367	my $job = splice @SLOT_QUEUE, $_, 1, ();	461	my $job = splice @SLOT_QUEUE, $_, 1, ();
368	$job->[2]->send;	462	$job->[2]->send;
369	Coro::cede;	463	Coro::cede;
370	goto next_job;	464	goto next_job;
371	}	465	} else {
		466	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
372	}	467	}
373	}	468	}
374		469
375	if (@SLOT_QUEUE) {	470	if (@SLOT_QUEUE) {
376	# we do not use wait_For_tick() as it returns immediately when tick is inactive	471	# we do not use wait_for_tick() as it returns immediately when tick is inactive
377	push @cf::WAIT_FOR_TICK, $signal;	472	push @cf::WAIT_FOR_TICK, $signal;
378	$signal->wait;	473	$signal->wait;
379	} else {	474	} else {
		475	$busy = 0;
380	Coro::schedule;	476	Coro::schedule;
381	}	477	}
382	}	478	}
383	};	479	};
384		480
385	sub get_slot($;$$) {	481	sub get_slot($;$$) {
		482	return if tick_inhibit || $Coro::current == $Coro::main;
		483
386	my ($time, $pri, $name) = @_;	484	my ($time, $pri, $name) = @_;
387		485
388	$time = $TICK * .6 if $time > $TICK * .6;	486	$time = clamp $time, 0.01, $TICK * .6;
		487
389	my $sig = new Coro::Signal;	488	my $sig = new Coro::Signal;
390		489
391	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	490	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
392	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	491	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
393	$SLOT_QUEUE->ready;	492	$SLOT_QUEUE->ready;
…		…
404		503
405	BEGIN { *async = \&Coro::async_pool }	504	BEGIN { *async = \&Coro::async_pool }
406		505
407	=item cf::sync_job { BLOCK }	506	=item cf::sync_job { BLOCK }
408		507
409	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	508	The design of Deliantra requires that the main coroutine ($Coro::main)
410	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
411	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
412	acceptable.	511	acceptable.
413		512
414	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
415	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
…		…
420		519
421	sub sync_job(&) {	520	sub sync_job(&) {
422	my ($job) = @_;	521	my ($job) = @_;
423		522
424	if ($Coro::current == $Coro::main) {	523	if ($Coro::current == $Coro::main) {
425	my $time = Event::time;	524	my $time = AE::time;
426		525
427	# this is the main coro, too bad, we have to block	526	# this is the main coro, too bad, we have to block
428	# till the operation succeeds, freezing the server :/	527	# till the operation succeeds, freezing the server :/
429		528
430	# TODO: use suspend/resume instead	529	LOG llevError, Carp::longmess "sync job";#d#
431	# (but this is cancel-safe)	530
432	my $freeze_guard = freeze_mainloop;	531	my $freeze_guard = freeze_mainloop;
433		532
434	my $busy = 1;	533	my $busy = 1;
435	my @res;	534	my @res;
436		535
437	(async {	536	(async {
		537	$Coro::current->desc ("sync job coro");
438	@res = eval { $job->() };	538	@res = eval { $job->() };
439	warn $@ if $@;	539	error $@ if $@;
440	undef $busy;	540	undef $busy;
441	})->prio (Coro::PRIO_MAX);	541	})->prio (Coro::PRIO_MAX);
442		542
443	while ($busy) {	543	while ($busy) {
444	Coro::cede or Event::one_event;	544	if (Coro::nready) {
		545	Coro::cede_notself;
		546	} else {
		547	EV::loop EV::LOOP_ONESHOT;
445	}	548	}
		549	}
446		550
447	$time = Event::time - $time;	551	my $time = AE::time - $time;
448		552
449	LOG llevError | logBacktrace, Carp::longmess "long sync job"
450	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
451
452	$tick_start += $time; # do not account sync jobs to server load	553	$TICK_START += $time; # do not account sync jobs to server load
453		554
454	wantarray ? @res : $res[0]	555	wantarray ? @res : $res[0]
455	} else {	556	} else {
456	# we are in another coroutine, how wonderful, everything just works	557	# we are in another coroutine, how wonderful, everything just works
457		558
…		…
482	=item fork_call { }, $args	583	=item fork_call { }, $args
483		584
484	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
485	process, returning the results. Everything must be serialisable with	586	process, returning the results. Everything must be serialisable with
486	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
487	never block itself or use any form of Event handling.	588	never block itself or use any form of event handling.
488		589
489	=cut	590	=cut
490		591
491	sub fork_call(&@) {	592	sub fork_call(&@) {
492	my ($cb, @args) = @_;	593	my ($cb, @args) = @_;
…		…
499	reset_signals;	600	reset_signals;
500	&$cb	601	&$cb
501	}, @args;	602	}, @args;
502		603
503	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
504	}	643	}
505		644
506	=item $value = cf::db_get $family => $key	645	=item $value = cf::db_get $family => $key
507		646
508	Returns a single value from the environment database.	647	Returns a single value from the environment database.
…		…
616		755
617	my $t1 = Time::HiRes::time;	756	my $t1 = Time::HiRes::time;
618	my $data = $process->(\@data);	757	my $data = $process->(\@data);
619	my $t2 = Time::HiRes::time;	758	my $t2 = Time::HiRes::time;
620		759
621	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	760	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
622		761
623	db_put cache => "$id/data", $data;	762	db_put cache => "$id/data", $data;
624	db_put cache => "$id/md5" , $md5;	763	db_put cache => "$id/md5" , $md5;
625	db_put cache => "$id/meta", $meta;	764	db_put cache => "$id/meta", $meta;
626		765
…		…
636		775
637	=cut	776	=cut
638		777
639	sub datalog($@) {	778	sub datalog($@) {
640	my ($type, %kv) = @_;	779	my ($type, %kv) = @_;
641	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	780	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
642	}	781	}
643		782
644	=back	783	=back
645		784
646	=cut	785	=cut
647		786
648	#############################################################################	787	#############################################################################
649		788
650	=head2 ATTACHABLE OBJECTS	789	=head2 ATTACHABLE OBJECTS
651		790
652	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
653	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")
654	to it. All such attachable objects support the following methods.	793	to it. All such attachable objects support the following methods.
655		794
656	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>
657	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
658	Crossfire TRT).	797	Deliantra).
659		798
660	=over 4	799	=over 4
661		800
662	=item $attachable->attach ($attachment, key => $value...)	801	=item $attachable->attach ($attachment, key => $value...)
663		802
…		…
707	=item cf::CLASS::attachment $name, ...	846	=item cf::CLASS::attachment $name, ...
708		847
709	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
710	given CLASS can refer to this attachment.	849	given CLASS can refer to this attachment.
711		850
712	Some classes such as crossfire maps and objects can specify attachments	851	Some classes such as deliantra maps and objects can specify attachments
713	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.
714		853
715	These calls expect any number of the following handler/hook descriptions:	854	These calls expect any number of the following handler/hook descriptions:
716		855
717	=over 4	856	=over 4
…		…
841		980
842	} elsif (exists $cb_id{$type}) {	981	} elsif (exists $cb_id{$type}) {
843	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	982	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
844		983
845	} elsif (ref $type) {	984	} elsif (ref $type) {
846	warn "attaching objects not supported, ignoring.\n";	985	error "attaching objects not supported, ignoring.\n";
847		986
848	} else {	987	} else {
849	shift @arg;	988	shift @arg;
850	warn "attach argument '$type' not supported, ignoring.\n";	989	error "attach argument '$type' not supported, ignoring.\n";
851	}	990	}
852	}	991	}
853	}	992	}
854		993
855	sub _object_attach {	994	sub _object_attach {
…		…
865	_attach $registry, $klass, @attach;	1004	_attach $registry, $klass, @attach;
866	}	1005	}
867		1006
868	$obj->{$name} = \%arg;	1007	$obj->{$name} = \%arg;
869	} else {	1008	} else {
870	warn "object uses attachment '$name' which is not available, postponing.\n";	1009	info "object uses attachment '$name' which is not available, postponing.\n";
871	}	1010	}
872		1011
873	$obj->{_attachment}{$name} = undef;	1012	$obj->{_attachment}{$name} = undef;
874	}	1013	}
875		1014
…		…
934		1073
935	for (@$callbacks) {	1074	for (@$callbacks) {
936	eval { &{$_->[1]} };	1075	eval { &{$_->[1]} };
937		1076
938	if ($@) {	1077	if ($@) {
939	warn "$@";
940	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1078	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
941	override;	1079	override;
942	}	1080	}
943		1081
944	return 1 if $override;	1082	return 1 if $override;
945	}	1083	}
946		1084
947	0	1085	0
948	}	1086	}
949		1087
950	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1088	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
951		1089
952	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1090	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
953		1091
954	Generate an object-specific event with the given arguments.	1092	Generate an object-specific event with the given arguments.
955		1093
…		…
961		1099
962	=cut	1100	=cut
963		1101
964	#############################################################################	1102	#############################################################################
965	# object support	1103	# object support
966	#
967		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#
968	sub _can_merge {	1138	sub _can_merge {
969	my ($ob1, $ob2) = @_;	1139	my ($ob1, $ob2) = @_;
970		1140
971	local $Storable::canonical = 1;	1141	++$SLOW_MERGES;#d#
972	my $fob1 = Storable::freeze $ob1;
973	my $fob2 = Storable::freeze $ob2;
974		1142
975	$fob1 eq $fob2	1143	# we do the slow way here
		1144	return _object_equal $ob1, $ob2
976	}	1145	}
977		1146
978	sub reattach {	1147	sub reattach {
979	# basically do the same as instantiate, without calling instantiate	1148	# basically do the same as instantiate, without calling instantiate
980	my ($obj) = @_;	1149	my ($obj) = @_;
981		1150
		1151	# no longer needed after getting rid of delete_package?
982	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
983		1153
984	my $registry = $obj->registry;	1154	my $registry = $obj->registry;
985		1155
986	@$registry = ();	1156	@$registry = ();
987		1157
…		…
992	for (@$attach) {	1162	for (@$attach) {
993	my ($klass, @attach) = @$_;	1163	my ($klass, @attach) = @$_;
994	_attach $registry, $klass, @attach;	1164	_attach $registry, $klass, @attach;
995	}	1165	}
996	} else {	1166	} else {
997	warn "object uses attachment '$name' that is not available, postponing.\n";	1167	info "object uses attachment '$name' that is not available, postponing.\n";
998	}	1168	}
999	}	1169	}
1000	}	1170	}
1001		1171
1002	cf::attachable->attach (	1172	cf::attachable->attach (
1003	prio => -1000000,	1173	prio => -1000000,
1004	on_instantiate => sub {	1174	on_instantiate => sub {
1005	my ($obj, $data) = @_;	1175	my ($obj, $data) = @_;
1006		1176
1007	$data = from_json $data;	1177	$data = decode_json $data;
1008		1178
1009	for (@$data) {	1179	for (@$data) {
1010	my ($name, $args) = @$_;	1180	my ($name, $args) = @$_;
1011		1181
1012	$obj->attach ($name, %{$args || {} });	1182	$obj->attach ($name, %{$args || {} });
…		…
1029	my ($filename, $rdata, $objs) = @_;	1199	my ($filename, $rdata, $objs) = @_;
1030		1200
1031	sync_job {	1201	sync_job {
1032	if (length $$rdata) {	1202	if (length $$rdata) {
1033	utf8::decode (my $decname = $filename);	1203	utf8::decode (my $decname = $filename);
1034	warn sprintf "saving %s (%d,%d)\n",	1204	trace sprintf "saving %s (%d,%d)\n",
1035	$decname, length $$rdata, scalar @$objs;	1205	$decname, length $$rdata, scalar @$objs
		1206	if $VERBOSE_IO;
1036		1207
1037	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1208	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1038	chmod SAVE_MODE, $fh;	1209	aio_chmod $fh, SAVE_MODE;
1039	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1210	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1040	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	}
1041	close $fh;	1215	aio_close $fh;
1042		1216
1043	if (@$objs) {	1217	if (@$objs) {
1044	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) {
1045	chmod SAVE_MODE, $fh;	1219	aio_chmod $fh, SAVE_MODE;
1046	my $data = Storable::nfreeze { version => 1, objs => $objs };	1220	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1047	aio_write $fh, 0, (length $data), $data, 0;	1221	aio_write $fh, 0, (length $data), $data, 0;
1048	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	}
1049	close $fh;	1226	aio_close $fh;
1050	aio_rename "$filename.pst~", "$filename.pst";	1227	aio_rename "$filename.pst~", "$filename.pst";
1051	}	1228	}
1052	} else {	1229	} else {
1053	aio_unlink "$filename.pst";	1230	aio_unlink "$filename.pst";
1054	}	1231	}
1055		1232
1056	aio_rename "$filename~", $filename;	1233	aio_rename "$filename~", $filename;
		1234
		1235	$filename =~ s%/[^/]+$%%;
		1236	aio_pathsync $filename if $cf::USE_FSYNC;
1057	} else {	1237	} else {
1058	warn "FATAL: $filename~: $!\n";	1238	error "unable to save objects: $filename~: $!\n";
1059	}	1239	}
1060	} else {	1240	} else {
1061	aio_unlink $filename;	1241	aio_unlink $filename;
1062	aio_unlink "$filename.pst";	1242	aio_unlink "$filename.pst";
1063	}	1243	}
…		…
1082		1262
1083	unless (aio_stat "$filename.pst") {	1263	unless (aio_stat "$filename.pst") {
1084	(aio_load "$filename.pst", $av) >= 0	1264	(aio_load "$filename.pst", $av) >= 0
1085	or return;	1265	or return;
1086		1266
1087	$av = eval { (Storable::thaw $av)->{objs} };	1267	my $st = eval { Coro::Storable::thaw $av };
		1268	$av = $st->{objs};
1088	}	1269	}
1089		1270
1090	utf8::decode (my $decname = $filename);	1271	utf8::decode (my $decname = $filename);
1091	warn sprintf "loading %s (%d,%d)\n",	1272	trace sprintf "loading %s (%d,%d)\n",
1092	$decname, length $data, scalar @{$av || []};	1273	$decname, length $data, scalar @{$av || []}
		1274	if $VERBOSE_IO;
1093		1275
1094	($data, $av)	1276	($data, $av)
1095	}	1277	}
1096		1278
1097	=head2 COMMAND CALLBACKS	1279	=head2 COMMAND CALLBACKS
…		…
1153	my ($name, $cb) = @_;	1335	my ($name, $cb) = @_;
1154		1336
1155	$EXTICMD{$name} = $cb;	1337	$EXTICMD{$name} = $cb;
1156	}	1338	}
1157		1339
		1340	use File::Glob ();
		1341
1158	cf::player->attach (	1342	cf::player->attach (
1159	on_command => sub {	1343	on_unknown_command => sub {
1160	my ($pl, $name, $params) = @_;	1344	my ($pl, $name, $params) = @_;
1161		1345
1162	my $cb = $COMMAND{$name}	1346	my $cb = $COMMAND{$name}
1163	or return;	1347	or return;
1164		1348
…		…
1187		1371
1188	$pl->ext_reply ($reply, @reply)	1372	$pl->ext_reply ($reply, @reply)
1189	if $reply;	1373	if $reply;
1190		1374
1191	} else {	1375	} else {
1192	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1376	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1193	}	1377	}
1194		1378
1195	cf::override;	1379	cf::override;
1196	},	1380	},
1197	);	1381	);
1198		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
1199	sub load_extensions {	1396	sub load_extensions {
		1397	info "loading extensions...";
		1398
1200	cf::sync_job {	1399	cf::sync_job {
1201	my %todo;	1400	my %todo;
1202		1401
1203	for my $path (<$LIBDIR/*.ext>) {	1402	for my $path (<$LIBDIR/*.ext>) {
1204	next unless -r $path;	1403	next unless -r $path;
…		…
1222		1421
1223	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1422	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1224	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1423	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1225		1424
1226	$ext{source} =	1425	$ext{source} =
1227	"package $pkg; use strict; use utf8;\n"	1426	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1228	. "#line 1 \"$path\"\n{\n"	1427	. "#line 1 \"$path\"\n{\n"
1229	. $source	1428	. $source
1230	. "\n};\n1";	1429	. "\n};\n1";
1231		1430
1232	$todo{$base} = \%ext;	1431	$todo{$base} = \%ext;
1233	}	1432	}
1234		1433
		1434	my $pass = 0;
1235	my %done;	1435	my %done;
1236	while (%todo) {	1436	while (%todo) {
1237	my $progress;	1437	my $progress;
1238		1438
		1439	++$pass;
		1440
		1441	ext:
1239	while (my ($k, $v) = each %todo) {	1442	while (my ($k, $v) = each %todo) {
1240	for (split /,\s*/, $v->{meta}{depends}) {	1443	for (split /,\s*/, $v->{meta}{depends}) {
1241	goto skip	1444	next ext
1242	unless exists $done{$_};	1445	unless exists $done{$_};
1243	}	1446	}
1244		1447
1245	warn "... loading '$k' into '$v->{pkg}'\n";	1448	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1246		1449
1247	unless (eval $v->{source}) {	1450	my $active = eval $v->{source};
		1451
		1452	if (length $@) {
1248	my $msg = $@ ? "$v->{path}: $@\n"	1453	error "$v->{path}: $@\n";
1249	: "$v->{base}: extension inactive.\n";
1250		1454
		1455	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1251	if (exists $v->{meta}{mandatory}) {	1456	if exists $v->{meta}{mandatory};
1252	warn $msg;	1457
1253	warn "mandatory extension failed to load, exiting.\n";	1458	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1254	exit 1;	1459	delete $todo{$k};
1255	}	1460	} else {
1256		1461	$done{$k} = delete $todo{$k};
1257	warn $msg;	1462	push @EXTS, $v->{pkg};
		1463	$progress = 1;
		1464
		1465	info "$v->{base}: extension inactive.\n"
		1466	unless $active;
1258	}	1467	}
1259
1260	$done{$k} = delete $todo{$k};
1261	push @EXTS, $v->{pkg};
1262	$progress = 1;
1263	}	1468	}
1264		1469
1265	skip:	1470	unless ($progress) {
1266	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1471	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1267	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	}
1268	}	1478	}
1269	};	1479	};
1270	}	1480	}
1271		1481
1272	#############################################################################	1482	#############################################################################
1273		1483
1274	=back	1484	=back
1275		1485
1276	=head2 CORE EXTENSIONS	1486	=head2 CORE EXTENSIONS
1277		1487
1278	Functions and methods that extend core crossfire objects.	1488	Functions and methods that extend core deliantra objects.
1279		1489
1280	=cut	1490	=cut
1281		1491
1282	package cf::player;	1492	package cf::player;
1283		1493
…		…
1326		1536
1327	sub exists($) {	1537	sub exists($) {
1328	my ($login) = @_;	1538	my ($login) = @_;
1329		1539
1330	$cf::PLAYER{$login}	1540	$cf::PLAYER{$login}
1331	or cf::sync_job { !aio_stat path $login }	1541	or !aio_stat path $login
1332	}	1542	}
1333		1543
1334	sub find($) {	1544	sub find($) {
1335	return $cf::PLAYER{$_[0]} || do {	1545	return $cf::PLAYER{$_[0]} || do {
1336	my $login = $_[0];	1546	my $login = $_[0];
…		…
1348	my $f = new_from_file cf::object::thawer path $login	1558	my $f = new_from_file cf::object::thawer path $login
1349	or return;	1559	or return;
1350		1560
1351	my $pl = cf::player::load_pl $f	1561	my $pl = cf::player::load_pl $f
1352	or return;	1562	or return;
		1563
1353	local $cf::PLAYER_LOADING{$login} = $pl;	1564	local $cf::PLAYER_LOADING{$login} = $pl;
1354	$f->resolve_delayed_derefs;	1565	$f->resolve_delayed_derefs;
1355	$cf::PLAYER{$login} = $pl	1566	$cf::PLAYER{$login} = $pl
1356	}	1567	}
1357	}	1568	}
1358	}	1569	}
1359		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
1360	sub save($) {	1584	sub save($) {
1361	my ($pl) = @_;	1585	my ($pl) = @_;
1362		1586
1363	return if $pl->{deny_save};	1587	return if $pl->{deny_save};
1364		1588
…		…
1367		1591
1368	return if $pl->{deny_save};	1592	return if $pl->{deny_save};
1369		1593
1370	aio_mkdir playerdir $pl, 0770;	1594	aio_mkdir playerdir $pl, 0770;
1371	$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];
1372		1601
1373	$pl->save_pl ($path);	1602	$pl->save_pl ($path);
1374	cf::cede_to_tick;	1603	cf::cede_to_tick;
1375	}	1604	}
1376		1605
…		…
1408	my ($pl) = @_;	1637	my ($pl) = @_;
1409		1638
1410	my $name = $pl->ob->name;	1639	my $name = $pl->ob->name;
1411		1640
1412	$pl->{deny_save} = 1;	1641	$pl->{deny_save} = 1;
1413	$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
1414		1643
1415	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1644	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1416	$pl->deactivate;	1645	$pl->deactivate;
		1646	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1417	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1647	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1418	$pl->ns->destroy if $pl->ns;	1648	$pl->ns->destroy if $pl->ns;
1419		1649
1420	my $path = playerdir $pl;	1650	my $path = playerdir $pl;
1421	my $temp = "$path~$cf::RUNTIME~deleting~";	1651	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1460		1690
1461	for my $login (@$dirs) {	1691	for my $login (@$dirs) {
1462	my $path = path $login;	1692	my $path = path $login;
1463		1693
1464	# a .pst is a dead give-away for a valid player	1694	# a .pst is a dead give-away for a valid player
1465	unless (-e "$path.pst") {	1695	# if no pst file found, open and chekc for blocked users
		1696	if (aio_stat "$path.pst") {
1466	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1697	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1467	aio_read $fh, 0, 512, my $buf, 0 or next;	1698	aio_read $fh, 0, 512, my $buf, 0 or next;
1468	$buf !~ /^password -------------$/m or next; # official not-valid tag	1699	$buf !~ /^password -------------$/m or next; # official not-valid tag
1469	}	1700	}
1470		1701
…		…
1474		1705
1475	\@logins	1706	\@logins
1476	}	1707	}
1477		1708
1478	=item $player->maps	1709	=item $player->maps
		1710
		1711	=item cf::player::maps $login
1479		1712
1480	Returns an arrayref of map paths that are private for this	1713	Returns an arrayref of map paths that are private for this
1481	player. May block.	1714	player. May block.
1482		1715
1483	=cut	1716	=cut
…		…
1501	}	1734	}
1502		1735
1503	\@paths	1736	\@paths
1504	}	1737	}
1505		1738
1506	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1739	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1507		1740
1508	Expand crossfire pod fragments into protocol xml.	1741	Expand deliantra pod fragments into protocol xml.
1509
1510	=cut
1511
1512	sub expand_cfpod {
1513	((my $self), (local $_)) = @_;
1514
1515	# escape & and <
1516	s/&/&amp;/g;
1517	s/(?<![BIUGHT])</&lt;/g;
1518
1519	# this is buggy, it needs to properly take care of nested <'s
1520
1521	1 while
1522	# replace B<>, I<>, U<> etc.
1523	s/B<([^\>]*)>/<b>$1<\/b>/
1524	|| s/I<([^\>]*)>/<i>$1<\/i>/
1525	|| s/U<([^\>]*)>/<u>$1<\/u>/
1526	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1527	# replace G<male|female> tags
1528	|| s{G<([^>|]*)\|([^>]*)>}{
1529	$self->gender ? $2 : $1
1530	}ge
1531	# replace H<hint text>
1532	|| s{H<([^\>]*)>}
1533	{
1534	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1535	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1536	"")
1537	[$self->{hintmode}]
1538	}ge;
1539
1540	# create single paragraphs (very hackish)
1541	s/(?<=\S)\n(?=\w)/ /g;
1542
1543	# compress some whitespace
1544	s/\s+\n/\n/g; # ws line-ends
1545	s/\n\n+/\n/g; # double lines
1546	s/^\n+//; # beginning lines
1547	s/\n+$//; # ending lines
1548
1549	$_
1550	}
1551
1552	sub hintmode {
1553	$_[0]{hintmode} = $_[1] if @_ > 1;
1554	$_[0]{hintmode}
1555	}
1556		1742
1557	=item $player->ext_reply ($msgid, @msg)	1743	=item $player->ext_reply ($msgid, @msg)
1558		1744
1559	Sends an ext reply to the player.	1745	Sends an ext reply to the player.
1560		1746
…		…
1592		1778
1593	=cut	1779	=cut
1594		1780
1595	sub find_by_path($) {	1781	sub find_by_path($) {
1596	my ($path) = @_;	1782	my ($path) = @_;
		1783
		1784	$path =~ s/^~[^\/]*//; # skip ~login
1597		1785
1598	my ($match, $specificity);	1786	my ($match, $specificity);
1599		1787
1600	for my $region (list) {	1788	for my $region (list) {
1601	if ($region->{match} && $path =~ $region->{match}) {	1789	if ($region->{match} && $path =~ $region->{match}) {
…		…
1627	our $MAX_RESET = 3600;	1815	our $MAX_RESET = 3600;
1628	our $DEFAULT_RESET = 3000;	1816	our $DEFAULT_RESET = 3000;
1629		1817
1630	sub generate_random_map {	1818	sub generate_random_map {
1631	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
1632	# mit "rum" bekleckern, nicht	1823	# mit "rum" bekleckern, nicht
1633	$self->_create_random_map (	1824	$self->_create_random_map (
1634	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1825	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1635	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1826	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1636	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1827	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1637	$rmp->{exit_on_final_map},	1828	$rmp->{exit_on_final_map},
1638	$rmp->{xsize}, $rmp->{ysize},	1829	$rmp->{xsize}, $rmp->{ysize},
1639	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1830	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1640	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1831	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1662		1853
1663	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1854	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1664	}	1855	}
1665		1856
1666	# also paths starting with '/'	1857	# also paths starting with '/'
1667	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1858	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1668		1859
1669	sub thawer_merge {	1860	sub thawer_merge {
1670	my ($self, $merge) = @_;	1861	my ($self, $merge) = @_;
1671		1862
1672	# we have to keep some variables in memory intact	1863	# we have to keep some variables in memory intact
…		…
1758		1949
1759	# the temporary/swap location	1950	# the temporary/swap location
1760	sub save_path {	1951	sub save_path {
1761	my ($self) = @_;	1952	my ($self) = @_;
1762		1953
1763	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1954	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1764	"$TMPDIR/$path.map"	1955	"$TMPDIR/$path.map"
1765	}	1956	}
1766		1957
1767	# the unique path, undef == no special unique path	1958	# the unique path, undef == no special unique path
1768	sub uniq_path {	1959	sub uniq_path {
1769	my ($self) = @_;	1960	my ($self) = @_;
1770		1961
1771	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1962	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1772	"$UNIQUEDIR/$path"	1963	"$UNIQUEDIR/$path"
1773	}
1774
1775	# and all this just because we cannot iterate over
1776	# all maps in C++...
1777	sub change_all_map_light {
1778	my ($change) = @_;
1779
1780	$_->change_map_light ($change)
1781	for grep $_->outdoor, values %cf::MAP;
1782	}	1964	}
1783		1965
1784	sub decay_objects {	1966	sub decay_objects {
1785	my ($self) = @_;	1967	my ($self) = @_;
1786		1968
…		…
1870	sub find {	2052	sub find {
1871	my ($path, $origin) = @_;	2053	my ($path, $origin) = @_;
1872		2054
1873	$path = normalise $path, $origin && $origin->path;	2055	$path = normalise $path, $origin && $origin->path;
1874		2056
1875	cf::lock_wait "map_data:$path";#d#remove	2057	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1876	cf::lock_wait "map_find:$path";	2058	my $guard2 = cf::lock_acquire "map_find:$path";
1877		2059
1878	$cf::MAP{$path} || do {	2060	$cf::MAP{$path} || do {
1879	my $guard1 = cf::lock_acquire "map_find:$path";
1880	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1881
1882	my $map = new_from_path cf::map $path	2061	my $map = new_from_path cf::map $path
1883	or return;	2062	or return;
1884		2063
1885	$map->{last_save} = $cf::RUNTIME;	2064	$map->{last_save} = $cf::RUNTIME;
1886		2065
…		…
1888	or return;	2067	or return;
1889		2068
1890	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2069	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1891	# doing this can freeze the server in a sync job, obviously	2070	# doing this can freeze the server in a sync job, obviously
1892	#$cf::WAIT_FOR_TICK->wait;	2071	#$cf::WAIT_FOR_TICK->wait;
		2072	undef $guard2;
1893	undef $guard1;	2073	undef $guard1;
1894	undef $guard2;
1895	$map->reset;	2074	$map->reset;
1896	return find $path;	2075	return find $path;
1897	}	2076	}
1898		2077
1899	$cf::MAP{$path} = $map	2078	$cf::MAP{$path} = $map
1900	}	2079	}
1901	}	2080	}
1902		2081
1903	sub pre_load { }	2082	sub pre_load { }
1904	sub post_load { }	2083	#sub post_load { } # XS
1905		2084
1906	sub load {	2085	sub load {
1907	my ($self) = @_;	2086	my ($self) = @_;
1908		2087
1909	local $self->{deny_reset} = 1; # loading can take a long time	2088	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1926	my $f = new_from_file cf::object::thawer $self->{load_path};	2105	my $f = new_from_file cf::object::thawer $self->{load_path};
1927	$f->skip_block;	2106	$f->skip_block;
1928	$self->_load_objects ($f)	2107	$self->_load_objects ($f)
1929	or return;	2108	or return;
1930		2109
1931	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2110	$self->post_load_original
1932	if delete $self->{load_original};	2111	if delete $self->{load_original};
1933		2112
1934	if (my $uniq = $self->uniq_path) {	2113	if (my $uniq = $self->uniq_path) {
1935	utf8::encode $uniq;	2114	utf8::encode $uniq;
1936	unless (aio_stat $uniq) {	2115	unless (aio_stat $uniq) {
…		…
1954	unless ($self->{deny_activate}) {	2133	unless ($self->{deny_activate}) {
1955	$self->decay_objects;	2134	$self->decay_objects;
1956	$self->fix_auto_apply;	2135	$self->fix_auto_apply;
1957	$self->update_buttons;	2136	$self->update_buttons;
1958	cf::cede_to_tick;	2137	cf::cede_to_tick;
1959	$self->set_darkness_map;
1960	cf::cede_to_tick;
1961	$self->activate;	2138	$self->activate;
1962	}	2139	}
1963		2140
1964	$self->{last_save} = $cf::RUNTIME;	2141	$self->{last_save} = $cf::RUNTIME;
1965	$self->last_access ($cf::RUNTIME);	2142	$self->last_access ($cf::RUNTIME);
1966		2143
1967	$self->in_memory (cf::MAP_IN_MEMORY);	2144	$self->in_memory (cf::MAP_ACTIVE);
1968	}	2145	}
1969		2146
1970	$self->post_load;	2147	$self->post_load;
1971	}	2148	}
1972		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
1973	sub customise_for {	2153	sub customise_for {
1974	my ($self, $ob) = @_;	2154	my ($self, $ob) = @_;
1975		2155
1976	return find "~" . $ob->name . "/" . $self->{path}	2156	return find "~" . $ob->name . "/" . $self->{path}
1977	if $self->per_player;	2157	if $self->per_player;
…		…
1993	or next;	2173	or next;
1994	$neigh = find $neigh, $map	2174	$neigh = find $neigh, $map
1995	or next;	2175	or next;
1996	$neigh->load;	2176	$neigh->load;
1997		2177
		2178	# now find the diagonal neighbours
1998	push @neigh,	2179	push @neigh,
1999	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2180	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2000	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2181	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2001	}	2182	}
2002		2183
…		…
2030	my ($path, $origin, $load) = @_;	2211	my ($path, $origin, $load) = @_;
2031		2212
2032	$path = normalise $path, $origin && $origin->{path};	2213	$path = normalise $path, $origin && $origin->{path};
2033		2214
2034	if (my $map = $cf::MAP{$path}) {	2215	if (my $map = $cf::MAP{$path}) {
2035	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2216	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2036	}	2217	}
2037		2218
2038	$MAP_PREFETCH{$path} |= $load;	2219	$MAP_PREFETCH{$path} |= $load;
2039		2220
2040	$MAP_PREFETCHER ||= cf::async {	2221	$MAP_PREFETCHER ||= cf::async {
		2222	$Coro::current->{desc} = "map prefetcher";
		2223
2041	while (%MAP_PREFETCH) {	2224	while (%MAP_PREFETCH) {
2042	while (my ($k, $v) = each %MAP_PREFETCH) {	2225	while (my ($k, $v) = each %MAP_PREFETCH) {
2043	if (my $map = find $k) {	2226	if (my $map = find $k) {
2044	$map->load if $v;	2227	$map->load if $v;
2045	}	2228	}
…		…
2052	$MAP_PREFETCHER->prio (6);	2235	$MAP_PREFETCHER->prio (6);
2053		2236
2054	()	2237	()
2055	}	2238	}
2056		2239
		2240	# common code, used by both ->save and ->swapout
2057	sub save {	2241	sub _save {
2058	my ($self) = @_;	2242	my ($self) = @_;
2059
2060	my $lock = cf::lock_acquire "map_data:$self->{path}";
2061		2243
2062	$self->{last_save} = $cf::RUNTIME;	2244	$self->{last_save} = $cf::RUNTIME;
2063		2245
2064	return unless $self->dirty;	2246	return unless $self->dirty;
2065		2247
…		…
2071	return if $self->{deny_save};	2253	return if $self->{deny_save};
2072		2254
2073	local $self->{last_access} = $self->last_access;#d#	2255	local $self->{last_access} = $self->last_access;#d#
2074		2256
2075	cf::async {	2257	cf::async {
		2258	$Coro::current->{desc} = "map player save";
2076	$_->contr->save for $self->players;	2259	$_->contr->save for $self->players;
2077	};	2260	};
		2261
		2262	cf::get_slot 0.02;
2078		2263
2079	if ($uniq) {	2264	if ($uniq) {
2080	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2265	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2081	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2266	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2082	} else {	2267	} else {
2083	$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);
2084	}	2269	}
2085	}	2270	}
2086		2271
		2272	sub save {
		2273	my ($self) = @_;
		2274
		2275	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2276
		2277	$self->_save;
		2278	}
		2279
2087	sub swap_out {	2280	sub swap_out {
2088	my ($self) = @_;	2281	my ($self) = @_;
2089		2282
2090	# save first because save cedes
2091	$self->save;
2092
2093	my $lock = cf::lock_acquire "map_data:$self->{path}";	2283	my $lock = cf::lock_acquire "map_data:$self->{path}";
2094		2284
		2285	return if $self->in_memory != cf::MAP_ACTIVE;
		2286	return if $self->{deny_save};
2095	return if $self->players;	2287	return if $self->players;
2096	return if $self->in_memory != cf::MAP_IN_MEMORY;
2097	return if $self->{deny_save};
2098		2288
		2289	# first deactivate the map and "unlink" it from the core
		2290	$self->deactivate;
		2291	$_->clear_links_to ($self) for values %cf::MAP;
2099	$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};
2100		2339
2101	$self->deactivate;	2340	$self->deactivate;
2102	$_->clear_links_to ($self) for values %cf::MAP;	2341	$_->clear_links_to ($self) for values %cf::MAP;
2103	$self->clear;	2342	$self->clear;
2104	}
2105
2106	sub reset_at {
2107	my ($self) = @_;
2108
2109	# TODO: safety, remove and allow resettable per-player maps
2110	return 1e99 if $self->{deny_reset};
2111
2112	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2113	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2114
2115	$time + $to
2116	}
2117
2118	sub should_reset {
2119	my ($self) = @_;
2120
2121	$self->reset_at <= $cf::RUNTIME
2122	}
2123
2124	sub reset {
2125	my ($self) = @_;
2126
2127	my $lock = cf::lock_acquire "map_data:$self->{path}";
2128
2129	return if $self->players;
2130
2131	warn "resetting map ", $self->path;
2132
2133	$self->in_memory (cf::MAP_SWAPPED);
2134
2135	# need to save uniques path
2136	unless ($self->{deny_save}) {
2137	my $uniq = $self->uniq_path; utf8::encode $uniq;
2138
2139	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2140	if $uniq;
2141	}
2142
2143	delete $cf::MAP{$self->path};
2144
2145	$self->deactivate;
2146	$_->clear_links_to ($self) for values %cf::MAP;
2147	$self->clear;
2148		2343
2149	$self->unlink_save;	2344	$self->unlink_save;
2150	$self->destroy;	2345	$self->destroy;
2151	}	2346	}
2152		2347
…		…
2160		2355
2161	delete $cf::MAP{$self->path};	2356	delete $cf::MAP{$self->path};
2162		2357
2163	$self->unlink_save;	2358	$self->unlink_save;
2164		2359
2165	bless $self, "cf::map";	2360	bless $self, "cf::map::wrap";
2166	delete $self->{deny_reset};	2361	delete $self->{deny_reset};
2167	$self->{deny_save} = 1;	2362	$self->{deny_save} = 1;
2168	$self->reset_timeout (1);	2363	$self->reset_timeout (1);
2169	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2364	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2170		2365
…		…
2219		2414
2220	sub unique_maps() {	2415	sub unique_maps() {
2221	[	2416	[
2222	map {	2417	map {
2223	utf8::decode $_;	2418	utf8::decode $_;
2224	/\.map$/	2419	s/\.map$//; # TODO future compatibility hack
		2420	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2421	? ()
2225	? normalise $_	2422	: normalise $_
2226	: ()
2227	} @{ aio_readdir $UNIQUEDIR or [] }	2423	} @{ aio_readdir $UNIQUEDIR or [] }
2228	]	2424	]
2229	}	2425	}
2230		2426
2231	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	}
2232		2458
2233	=back	2459	=back
2234		2460
2235	=head3 cf::object	2461	=head3 cf::object
2236		2462
…		…
2240		2466
2241	=over 4	2467	=over 4
2242		2468
2243	=item $ob->inv_recursive	2469	=item $ob->inv_recursive
2244		2470
2245	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.
2246		2473
2247	=cut	2474	=cut
2248		2475
2249	sub inv_recursive_;	2476	sub inv_recursive_;
2250	sub inv_recursive_ {	2477	sub inv_recursive_ {
…		…
2255	inv_recursive_ inv $_[0]	2482	inv_recursive_ inv $_[0]
2256	}	2483	}
2257		2484
2258	=item $ref = $ob->ref	2485	=item $ref = $ob->ref
2259		2486
2260	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.
2261		2488
2262	=item $ob = cf::object::deref ($refstring)	2489	=item $ob = cf::object::deref ($refstring)
2263		2490
2264	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,
2265	even if the object actually exists. May block.	2492	even if the object actually exists. May block.
…		…
2267	=cut	2494	=cut
2268		2495
2269	sub deref {	2496	sub deref {
2270	my ($ref) = @_;	2497	my ($ref) = @_;
2271		2498
2272	# temporary compatibility#TODO#remove
2273	$ref =~ s{^<}{player/<};
2274
2275	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2499	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2276	my ($uuid, $name) = ($1, $2);	2500	my ($uuid, $name) = ($1, $2);
2277	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2501	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2278	or return;	2502	or return;
2279	$pl->ob->uuid eq $uuid	2503	$pl->ob->uuid eq $uuid
2280	or return;	2504	or return;
…		…
2300	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
2301	dialogue with the given NPC character.	2525	dialogue with the given NPC character.
2302		2526
2303	=cut	2527	=cut
2304		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
2305	# rough implementation of a future "reply" method that works	2543	# rough implementation of a future "reply" method that works
2306	# with dialog boxes.	2544	# with dialog boxes.
2307	#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
2308	sub cf::object::player::reply($$$;$) {	2546	sub cf::object::player::reply($$$;$) {
2309	my ($self, $npc, $msg, $flags) = @_;	2547	my ($self, $npc, $msg, $flags) = @_;
…		…
2320	my $dialog = $pl->{npc_dialog};	2558	my $dialog = $pl->{npc_dialog};
2321	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2559	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2322		2560
2323	} else {	2561	} else {
2324	$msg = $npc->name . " says: $msg" if $npc;	2562	$msg = $npc->name . " says: $msg" if $npc;
2325	$self->message ($msg, $flags);	2563	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2326	}	2564	}
2327	}	2565	}
2328	}	2566	}
2329		2567
2330	=item $object->send_msg ($channel, $msg, $color, [extra...])	2568	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2355		2593
2356	=item $player_object->enter_link	2594	=item $player_object->enter_link
2357		2595
2358	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}>).
2359		2597
2360	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.
2361	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.
2362		2602
2363	Will never block.	2603	Will never block.
2364		2604
2365	=item $player_object->leave_link ($map, $x, $y)	2605	=item $player_object->leave_link ($map, $x, $y)
2366		2606
…		…
2386	sub cf::object::player::enter_link {	2626	sub cf::object::player::enter_link {
2387	my ($self) = @_;	2627	my ($self) = @_;
2388		2628
2389	$self->deactivate_recursive;	2629	$self->deactivate_recursive;
2390		2630
		2631	++$self->{_link_recursion};
		2632
2391	return if UNIVERSAL::isa $self->map, "ext::map_link";	2633	return if UNIVERSAL::isa $self->map, "ext::map_link";
2392		2634
2393	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2635	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2394	if $self->map && $self->map->{path} ne "{link}";	2636	if $self->map && $self->map->{path} ne "{link}";
2395		2637
2396	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2638	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2397	}	2639	}
2398		2640
2399	sub cf::object::player::leave_link {	2641	sub cf::object::player::leave_link {
2400	my ($self, $map, $x, $y) = @_;	2642	my ($self, $map, $x, $y) = @_;
2401		2643
…		…
2418	($x, $y) = (-1, -1)	2660	($x, $y) = (-1, -1)
2419	unless (defined $x) && (defined $y);	2661	unless (defined $x) && (defined $y);
2420		2662
2421	# use -1 or undef as default coordinates, not 0, 0	2663	# use -1 or undef as default coordinates, not 0, 0
2422	($x, $y) = ($map->enter_x, $map->enter_y)	2664	($x, $y) = ($map->enter_x, $map->enter_y)
2423	if $x <=0 && $y <= 0;	2665	if $x <= 0 && $y <= 0;
2424		2666
2425	$map->load;	2667	$map->load;
2426	$map->load_neighbours;	2668	$map->load_neighbours;
2427		2669
2428	return unless $self->contr->active;	2670	return unless $self->contr->active;
2429	$self->activate_recursive;
2430		2671
2431	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2672	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2432	$self->enter_map ($map, $x, $y);	2673	if ($self->enter_map ($map, $x, $y)) {
2433	}	2674	# entering was successful
		2675	delete $self->{_link_recursion};
		2676	# only activate afterwards, to support waiting in hooks
		2677	$self->activate_recursive;
		2678	}
2434		2679
		2680	}
		2681
2435	=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)]])
2436		2683
2437	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
2438	her, loading and preparing them map, calling the provided $check callback	2685	her, loading and preparing them map, calling the provided $check callback
2439	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
2440	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
2441	be called at the end of this process.	2688	be called at the end of this process.
2442		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
2443	=cut	2693	=cut
2444		2694
2445	our $GOTOGEN;	2695	our $GOTOGEN;
2446		2696
2447	sub cf::object::player::goto {	2697	sub cf::object::player::goto {
2448	my ($self, $path, $x, $y, $check, $done) = @_;	2698	my ($self, $path, $x, $y, $check, $done) = @_;
2449		2699
		2700	if ($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
2450	# 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
2451	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2707	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2452		2708
2453	$self->enter_link;	2709	$self->enter_link;
2454		2710
2455	(async {	2711	(async {
		2712	$Coro::current->{desc} = "player::goto $path $x $y";
		2713
2456	# *tag paths override both path and x|y	2714	# *tag paths override both path and x|y
2457	if ($path =~ /^\*(.*)$/) {	2715	if ($path =~ /^\*(.*)$/) {
2458	if (my @obs = grep $_->map, ext::map_tags::find $1) {	2716	if (my @obs = grep $_->map, ext::map_tags::find $1) {
2459	my $ob = $obs[rand @obs];	2717	my $ob = $obs[rand @obs];
2460		2718
…		…
2475	my $map = eval {	2733	my $map = eval {
2476	my $map = defined $path ? cf::map::find $path : undef;	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	$map
…		…
2493	if ($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	$TICK_WATCHER = Event->timer (	4007	sub tick {
3463	reentrant => 0,
3464	parked => 1,
3465	prio => 0,
3466	at => $NEXT_TICK || $TICK,
3467	data => WF_AUTOCANCEL,
3468	cb => sub {
3469	if ($Coro::current != $Coro::main) {	4008	if ($Coro::current != $Coro::main) {
3470	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"
3471	unless ++$bug_warning > 10;	4010	unless ++$bug_warning > 10;
3472	return;	4011	return;
3473	}	4012	}
3474		4013
3475	$NOW = $tick_start = Event::time;
3476
3477	cf::server_tick; # one server iteration	4014	cf::server_tick; # one server iteration
3478		4015
3479	$RUNTIME += $TICK;	4016	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3480	$NEXT_TICK += $TICK;
3481		4017
3482	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4018	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3483	$NEXT_RUNTIME_WRITE = $NOW + 10;	4019	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3484	Coro::async_pool {	4020	Coro::async_pool {
		4021	$Coro::current->{desc} = "runtime saver";
3485	write_runtime	4022	write_runtime_sync
3486	or warn "ERROR: unable to write runtime file: $!";	4023	or error "ERROR: unable to write runtime file: $!";
3487	};
3488	}	4024	};
		4025	}
3489		4026
3490	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4027	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3491	$sig->send;	4028	$sig->send;
3492	}	4029	}
3493	while (my $sig = shift @WAIT_FOR_TICK) {	4030	while (my $sig = shift @WAIT_FOR_TICK) {
3494	$sig->send;	4031	$sig->send;
3495	}	4032	}
3496		4033
3497	$NOW = Event::time;	4034	$LOAD = ($NOW - $TICK_START) / $TICK;
3498
3499	# if we are delayed by four ticks or more, skip them all
3500	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3501
3502	$TICK_WATCHER->at ($NEXT_TICK);
3503	$TICK_WATCHER->start;
3504
3505	$LOAD = ($NOW - $tick_start) / $TICK;
3506	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4035	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3507		4036
3508	_post_tick;	4037	if (0) {
		4038	if ($NEXT_TICK) {
		4039	my $jitter = $TICK_START - $NEXT_TICK;
		4040	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4041	debug "jitter $JITTER\n";#d#
		4042	}
3509	},	4043	}
3510	);	4044	}
3511		4045
3512	{	4046	{
		4047	# configure BDB
		4048
3513	BDB::min_parallel 8;	4049	BDB::min_parallel 16;
3514	BDB::max_poll_time $TICK * 0.1;	4050	BDB::max_poll_reqs $TICK * 0.1;
3515	$BDB_POLL_WATCHER = Event->io (	4051	$AnyEvent::BDB::WATCHER->priority (1);
3516	reentrant => 0,
3517	fd => BDB::poll_fileno,
3518	poll => 'r',
3519	prio => 0,
3520	data => WF_AUTOCANCEL,
3521	cb => \&BDB::poll_cb,
3522	);
3523
3524	BDB::set_sync_prepare {
3525	my $status;
3526	my $current = $Coro::current;
3527	(
3528	sub {
3529	$status = $!;
3530	$current->ready; undef $current;
3531	},
3532	sub {
3533	Coro::schedule while defined $current;
3534	$! = $status;
3535	},
3536	)
3537	};
3538		4052
3539	unless ($DB_ENV) {	4053	unless ($DB_ENV) {
3540	$DB_ENV = BDB::db_env_create;	4054	$DB_ENV = BDB::db_env_create;
3541	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4055	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3542	| BDB::LOG_AUTOREMOVE, 1);	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;
3543	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4058	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3544	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4059	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3545		4060
		4061	(Coro::async { # async to keep sync_job from complaining
3546	cf::sync_job {	4062	cf::sync_job {
3547	eval {	4063	eval {
3548	BDB::db_env_open	4064	BDB::db_env_open
3549	$DB_ENV,	4065	$DB_ENV,
3550	$BDBDIR,	4066	$BDBDIR,
3551	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4067	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3552	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4068	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3553	0666;	4069	0666;
3554		4070
3555	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4071	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
		4072	};
		4073
		4074	cf::cleanup "db_env_open(db): $@" if $@;
3556	};	4075	};
3557		4076	})->join;
3558	cf::cleanup "db_env_open(db): $@" if $@;
3559	};
3560	}	4077	}
3561		4078
3562	$BDB_DEADLOCK_WATCHER = Event->timer (	4079	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3563	after => 3,
3564	interval => 1,
3565	hard => 1,
3566	prio => 0,
3567	data => WF_AUTOCANCEL,
3568	cb => sub {
3569	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4080	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3570	},
3571	);	4081	};
3572	$BDB_CHECKPOINT_WATCHER = Event->timer (	4082	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3573	after => 11,
3574	interval => 60,
3575	hard => 1,
3576	prio => 0,
3577	data => WF_AUTOCANCEL,
3578	cb => sub {
3579	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4083	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3580	},
3581	);	4084	};
3582	$BDB_TRICKLE_WATCHER = Event->timer (	4085	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3583	after => 5,
3584	interval => 10,
3585	hard => 1,
3586	prio => 0,
3587	data => WF_AUTOCANCEL,
3588	cb => sub {
3589	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4086	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3590	},
3591	);	4087	};
3592	}	4088	}
3593		4089
3594	{	4090	{
		4091	# configure IO::AIO
		4092
3595	IO::AIO::min_parallel 8;	4093	IO::AIO::min_parallel 8;
3596
3597	undef $Coro::AIO::WATCHER;
3598	IO::AIO::max_poll_time $TICK * 0.1;	4094	IO::AIO::max_poll_time $TICK * 0.1;
3599	$AIO_POLL_WATCHER = Event->io (	4095	undef $AnyEvent::AIO::WATCHER;
3600	reentrant => 0,
3601	data => WF_AUTOCANCEL,
3602	fd => IO::AIO::poll_fileno,
3603	poll => 'r',
3604	prio => 6,
3605	cb => \&IO::AIO::poll_cb,
3606	);
3607	}	4096	}
3608		4097
3609	my $_log_backtrace;	4098	my $_log_backtrace;
3610		4099
3611	sub _log_backtrace {	4100	sub _log_backtrace {
…		…
3614	$msg =~ s/\n//;	4103	$msg =~ s/\n//;
3615		4104
3616	# limit the # of concurrent backtraces	4105	# limit the # of concurrent backtraces
3617	if ($_log_backtrace < 2) {	4106	if ($_log_backtrace < 2) {
3618	++$_log_backtrace;	4107	++$_log_backtrace;
		4108	my $perl_bt = Carp::longmess $msg;
3619	async {	4109	async {
		4110	$Coro::current->{desc} = "abt $msg";
		4111
3620	my @bt = fork_call {	4112	my @bt = fork_call {
3621	@addr = map { sprintf "%x", $_ } @addr;	4113	@addr = map { sprintf "%x", $_ } @addr;
3622	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4114	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3623	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4115	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3624	or die "addr2line: $!";	4116	or die "addr2line: $!";
…		…
3632	}	4124	}
3633		4125
3634	@funcs	4126	@funcs
3635	};	4127	};
3636		4128
3637	LOG llevInfo, "[ABT] $msg\n";	4129	LOG llevInfo, "[ABT] $perl_bt\n";
		4130	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3638	LOG llevInfo, "[ABT] $_\n" for @bt;	4131	LOG llevInfo, "[ABT] $_\n" for @bt;
3639	--$_log_backtrace;	4132	--$_log_backtrace;
3640	};	4133	};
3641	} else {	4134	} else {
3642	LOG llevInfo, "[ABT] $msg\n";	4135	LOG llevInfo, "[ABT] $msg\n";
3643	LOG llevInfo, "[ABT] [suppressed]\n";	4136	LOG llevInfo, "[ABT] [suppressed]\n";
3644	}	4137	}
3645	}	4138	}
3646		4139
3647	# load additional modules	4140	# load additional modules
3648	use cf::pod;	4141	require "cf/$_.pm" for @EXTRA_MODULES;
		4142	cf::_connect_to_perl_2;
3649		4143
3650	END { cf::emergency_save }	4144	END { cf::emergency_save }
3651		4145
3652	1	4146	1
3653		4147

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