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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.360 by root, Sun Sep 9 06:25:46 2007 UTC vs.
Revision 1.538 by root, Tue May 4 21:45:43 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
		124	our $BDB_DEADLOCK_WATCHER;
		125	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	127	our $DB_ENV;
		128
		129	our @EXTRA_MODULES = qw(pod match mapscript);
86		130
87	our %CFG;	131	our %CFG;
88		132
89	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	134	our $RUNTIME;
		135	our $NOW;
91		136
92	our (%PLAYER, %PLAYER_LOADING); # all users	137	our (%PLAYER, %PLAYER_LOADING); # all users
93	our (%MAP, %MAP_LOADING ); # all maps	138	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	139	our $LINK_MAP; # the special {link} map, which is always available
95		140
96	# 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 ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	142	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		143
99	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)
100	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
		146	our $JITTER; # average jitter
101	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 $REALLY_UNLOOP; # never set to true, please :)
102		153
103	binmode STDOUT;	154	binmode STDOUT;
104	binmode STDERR;	155	binmode STDERR;
105		156
106	# read virtual server time, if available	157	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
111	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
112		165
113	mkdir $_	166	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		168
116	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
117		170
118	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::"} };
119		187
120	#############################################################################	188	#############################################################################
121		189
122	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
123		191
…		…
159		227
160	The raw value load value from the last tick.	228	The raw value load value from the last tick.
161		229
162	=item %cf::CFG	230	=item %cf::CFG
163		231
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	232	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	233	from wherever your confdir points to.
166		234
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	235	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		236
169	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
170	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
171	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.
172		240
173	=item @cf::INVOKE_RESULTS	241	=item @cf::INVOKE_RESULTS
174		242
175	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
176	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
177	that call.	245	that call.
178		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
179	=back	253	=back
180		254
181	=cut	255	=cut
182		256
183	BEGIN {	257	sub error(@) { LOG llevError, join "", @_ }
184	*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 {
185	my $msg = join "", @_;	264	my $msg = join "", @_;
186		265
187	$msg .= "\n"	266	$msg .= "\n"
188	unless $msg =~ /\n$/;	267	unless $msg =~ /\n$/;
189		268
190	$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;
191		270
192	utf8::encode $msg;
193	LOG llevError, $msg;	271	LOG llevWarn, $msg;
194	};	272	};
195	}	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	};
196		287
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	288	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	289	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	290	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	291	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	298	for my $pkg (qw(
208	cf::global cf::attachable	299	cf::global cf::attachable
209	cf::object cf::object::player	300	cf::object cf::object::player
210	cf::client cf::player	301	cf::client cf::player
211	cf::arch cf::living	302	cf::arch cf::living
		303	cf::map cf::mapspace
212	cf::map cf::party cf::region	304	cf::party cf::region
213	)) {	305	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	306	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	307	}
217		308
218	$Event::DIED = sub {	309	$EV::DIED = sub {
219	warn "error in event callback: @_";	310	Carp::cluck "error in event callback: @_";
220	};	311	};
221		312
222	#############################################################################	313	#############################################################################
223		314
224	=head2 UTILITY FUNCTIONS	315	=head2 UTILITY FUNCTIONS
…		…
246	$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;
247	$d	338	$d
248	} || "[unable to dump $_[0]: '$@']";	339	} || "[unable to dump $_[0]: '$@']";
249	}	340	}
250		341
251	=item $ref = cf::from_json $json	342	=item $ref = cf::decode_json $json
252		343
253	Converts a JSON string into the corresponding perl data structure.	344	Converts a JSON string into the corresponding perl data structure.
254		345
255	=item $json = cf::to_json $ref	346	=item $json = cf::encode_json $ref
256		347
257	Converts a perl data structure into its JSON representation.	348	Converts a perl data structure into its JSON representation.
258		349
259	=cut	350	=cut
260		351
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	352	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		353
263	sub to_json ($) { $json_coder->encode ($_[0]) }	354	sub encode_json($) { $json_coder->encode ($_[0]) }
264	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	}
265		370
266	=item cf::lock_wait $string	371	=item cf::lock_wait $string
267		372
268	Wait until the given lock is available. See cf::lock_acquire.	373	Wait until the given lock is available. See cf::lock_acquire.
269		374
270	=item my $lock = cf::lock_acquire $string	375	=item my $lock = cf::lock_acquire $string
271		376
272	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
273	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,
274	for example when the coroutine gets canceled), the lock is automatically	379	for example when the coroutine gets canceled), the lock is automatically
275	returned.	380	returned.
276		381
277	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
278	deadlocked coro.	383	deadlocked coro.
…		…
284		389
285	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.
286		391
287	=cut	392	=cut
288		393
289	our %LOCK;	394	our $LOCKS = new Coro::SemaphoreSet;
290	our %LOCKER;#d#
291		395
292	sub lock_wait($) {	396	sub lock_wait($) {
293	my ($key) = @_;	397	$LOCKS->wait ($_[0]);
294
295	if ($LOCKER{$key} == $Coro::current) {#d#
296	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
297	return;#d#
298	}#d#
299
300	# wait for lock, if any
301	while ($LOCK{$key}) {
302	push @{ $LOCK{$key} }, $Coro::current;
303	Coro::schedule;
304	}
305	}	398	}
306		399
307	sub lock_acquire($) {	400	sub lock_acquire($) {
308	my ($key) = @_;	401	$LOCKS->guard ($_[0])
309
310	# wait, to be sure we are not locked
311	lock_wait $key;
312
313	$LOCK{$key} = [];
314	$LOCKER{$key} = $Coro::current;#d#
315
316	Coro::guard {
317	delete $LOCKER{$key};#d#
318	# wake up all waiters, to be on the safe side
319	$_->ready for @{ delete $LOCK{$key} };
320	}
321	}	402	}
322		403
323	sub lock_active($) {	404	sub lock_active($) {
324	my ($key) = @_;	405	$LOCKS->count ($_[0]) < 1
325
326	! ! $LOCK{$key}
327	}	406	}
328		407
329	sub freeze_mainloop {	408	sub freeze_mainloop {
330	return unless $TICK_WATCHER->is_active;	409	tick_inhibit_inc;
331		410
332	my $guard = Coro::guard {	411	&Guard::guard (\&tick_inhibit_dec);
333	$TICK_WATCHER->start;	412	}
334	};	413
335	$TICK_WATCHER->stop;	414	=item cf::periodic $interval, $cb
336	$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($$) {
		422	my ($interval, $cb) = @_;
		423
		424	my $start = rand List::Util::min 180, $interval;
		425
		426	EV::periodic $start, $interval, 0, $cb
337	}	427	}
338		428
339	=item cf::get_slot $time[, $priority[, $name]]	429	=item cf::get_slot $time[, $priority[, $name]]
340		430
341	Allocate $time seconds of blocking CPU time at priority C<$priority>:	431	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
349		439
350	=cut	440	=cut
351		441
352	our @SLOT_QUEUE;	442	our @SLOT_QUEUE;
353	our $SLOT_QUEUE;	443	our $SLOT_QUEUE;
		444	our $SLOT_DECAY = 0.9;
354		445
355	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	446	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
356	$SLOT_QUEUE = Coro::async {	447	$SLOT_QUEUE = Coro::async {
		448	$Coro::current->desc ("timeslot manager");
		449
357	my $signal = new Coro::Signal;	450	my $signal = new Coro::Signal;
		451	my $busy;
358		452
359	while () {	453	while () {
360	next_job:	454	next_job:
		455
361	my $avail = cf::till_tick;	456	my $avail = cf::till_tick;
362	if ($avail > 0.01) {	457
363	for (0 .. $#SLOT_QUEUE) {	458	for (0 .. $#SLOT_QUEUE) {
364	if ($SLOT_QUEUE[$_][0] < $avail) {	459	if ($SLOT_QUEUE[$_][0] <= $avail) {
		460	$busy = 0;
365	my $job = splice @SLOT_QUEUE, $_, 1, ();	461	my $job = splice @SLOT_QUEUE, $_, 1, ();
366	$job->[2]->send;	462	$job->[2]->send;
367	Coro::cede;	463	Coro::cede;
368	goto next_job;	464	goto next_job;
369	}	465	} else {
		466	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
370	}	467	}
371	}	468	}
372		469
373	if (@SLOT_QUEUE) {	470	if (@SLOT_QUEUE) {
374	# we do not use wait_For_tick() as it returns immediately when tick is inactive	471	# we do not use wait_for_tick() as it returns immediately when tick is inactive
375	push @cf::WAIT_FOR_TICK, $signal;	472	push @cf::WAIT_FOR_TICK, $signal;
376	$signal->wait;	473	$signal->wait;
377	} else {	474	} else {
		475	$busy = 0;
378	Coro::schedule;	476	Coro::schedule;
379	}	477	}
380	}	478	}
381	};	479	};
382		480
383	sub get_slot($;$$) {	481	sub get_slot($;$$) {
		482	return if tick_inhibit || $Coro::current == $Coro::main;
		483
384	my ($time, $pri, $name) = @_;	484	my ($time, $pri, $name) = @_;
385		485
386	$time = $TICK * .6 if $time > $TICK * .6;	486	$time = clamp $time, 0.01, $TICK * .6;
		487
387	my $sig = new Coro::Signal;	488	my $sig = new Coro::Signal;
388		489
389	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	490	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
390	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	491	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
391	$SLOT_QUEUE->ready;	492	$SLOT_QUEUE->ready;
…		…
402		503
403	BEGIN { *async = \&Coro::async_pool }	504	BEGIN { *async = \&Coro::async_pool }
404		505
405	=item cf::sync_job { BLOCK }	506	=item cf::sync_job { BLOCK }
406		507
407	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	508	The design of Deliantra requires that the main coroutine ($Coro::main)
408	is always able to handle events or runnable, as Crossfire TRT is only	509	is always able to handle events or runnable, as Deliantra is only
409	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	510	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
410	acceptable.	511	acceptable.
411		512
412	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
413	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
…		…
417	=cut	518	=cut
418		519
419	sub sync_job(&) {	520	sub sync_job(&) {
420	my ($job) = @_;	521	my ($job) = @_;
421		522
422	if ($Coro::current == $Coro::main) {	523	if (in_main) {
423	my $time = Event::time;	524	my $time = AE::time;
424		525
425	# this is the main coro, too bad, we have to block	526	# this is the main coro, too bad, we have to block
426	# till the operation succeeds, freezing the server :/	527	# till the operation succeeds, freezing the server :/
427		528
428	# TODO: use suspend/resume instead	529	#LOG llevError, Carp::longmess "sync job";#d#
429	# (but this is cancel-safe)	530
430	my $freeze_guard = freeze_mainloop;	531	my $freeze_guard = freeze_mainloop;
431		532
432	my $busy = 1;	533	my $busy = 1;
433	my @res;	534	my @res;
434		535
435	(async {	536	(async {
		537	$Coro::current->desc ("sync job coro");
436	@res = eval { $job->() };	538	@res = eval { $job->() };
437	warn $@ if $@;	539	error $@ if $@;
438	undef $busy;	540	undef $busy;
439	})->prio (Coro::PRIO_MAX);	541	})->prio (Coro::PRIO_MAX);
440		542
441	while ($busy) {	543	while ($busy) {
442	Coro::cede or Event::one_event;	544	if (Coro::nready) {
		545	Coro::cede_notself;
		546	} else {
		547	EV::loop EV::LOOP_ONESHOT;
443	}	548	}
		549	}
444		550
445	$time = Event::time - $time;	551	my $time = AE::time - $time;
446		552
447	LOG llevError | logBacktrace, Carp::longmess "long sync job"
448	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
449
450	$tick_start += $time; # do not account sync jobs to server load	553	$TICK_START += $time; # do not account sync jobs to server load
451		554
452	wantarray ? @res : $res[0]	555	wantarray ? @res : $res[0]
453	} else {	556	} else {
454	# we are in another coroutine, how wonderful, everything just works	557	# we are in another coroutine, how wonderful, everything just works
455		558
…		…
480	=item fork_call { }, $args	583	=item fork_call { }, $args
481		584
482	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
483	process, returning the results. Everything must be serialisable with	586	process, returning the results. Everything must be serialisable with
484	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
485	never block itself or use any form of Event handling.	588	never block itself or use any form of event handling.
486		589
487	=cut	590	=cut
488		591
489	sub fork_call(&@) {	592	sub fork_call(&@) {
490	my ($cb, @args) = @_;	593	my ($cb, @args) = @_;
…		…
499	}, @args;	602	}, @args;
500		603
501	wantarray ? @res : $res[-1]	604	wantarray ? @res : $res[-1]
502	}	605	}
503		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
		643	}
		644
504	=item $value = cf::db_get $family => $key	645	=item $value = cf::db_get $family => $key
505		646
506	Returns a single value from the environment database.	647	Returns a single value from the environment database.
507		648
508	=item cf::db_put $family => $key => $value	649	=item cf::db_put $family => $key => $value
509		650
510	Stores the given C<$value> in the family. It can currently store binary	651	Stores the given C<$value> in the family. It can currently store binary
511	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	652	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
512		653
		654	=item $db = cf::db_table "name"
		655
		656	Create and/or open a new database table. The string must not be "db" and must be unique
		657	within each server.
		658
513	=cut	659	=cut
		660
		661	sub db_table($) {
		662	cf::error "db_get called from main context"
		663	if $Coro::current == $Coro::main;
		664
		665	my ($name) = @_;
		666	my $db = BDB::db_create $DB_ENV;
		667
		668	eval {
		669	$db->set_flags (BDB::CHKSUM);
		670
		671	utf8::encode $name;
		672	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		673	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		674	cf::cleanup "db_open(db): $!" if $!;
		675	};
		676	cf::cleanup "db_open(db): $@" if $@;
		677
		678	$db
		679	}
514		680
515	our $DB;	681	our $DB;
516		682
517	sub db_init {	683	sub db_init {
518	unless ($DB) {	684	$DB ||= db_table "db";
519	$DB = BDB::db_create $DB_ENV;
520
521	cf::sync_job {
522	eval {
523	$DB->set_flags (BDB::CHKSUM);
524
525	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
526	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
527	cf::cleanup "db_open(db): $!" if $!;
528	};
529	cf::cleanup "db_open(db): $@" if $@;
530	};
531	}
532	}	685	}
533		686
534	sub db_get($$) {	687	sub db_get($$) {
535	my $key = "$_[0]/$_[1]";	688	my $key = "$_[0]/$_[1]";
536		689
537	cf::sync_job {	690	cf::error "db_get called from main context"
		691	if $Coro::current == $Coro::main;
		692
538	BDB::db_get $DB, undef, $key, my $data;	693	BDB::db_get $DB, undef, $key, my $data;
539		694
540	$! ? ()	695	$! ? ()
541	: $data	696	: $data
542	}
543	}	697	}
544		698
545	sub db_put($$$) {	699	sub db_put($$$) {
546	BDB::dbreq_pri 4;	700	BDB::dbreq_pri 4;
547	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	701	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
603		757
604	my $t1 = Time::HiRes::time;	758	my $t1 = Time::HiRes::time;
605	my $data = $process->(\@data);	759	my $data = $process->(\@data);
606	my $t2 = Time::HiRes::time;	760	my $t2 = Time::HiRes::time;
607		761
608	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	762	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
609		763
610	db_put cache => "$id/data", $data;	764	db_put cache => "$id/data", $data;
611	db_put cache => "$id/md5" , $md5;	765	db_put cache => "$id/md5" , $md5;
612	db_put cache => "$id/meta", $meta;	766	db_put cache => "$id/meta", $meta;
613		767
…		…
623		777
624	=cut	778	=cut
625		779
626	sub datalog($@) {	780	sub datalog($@) {
627	my ($type, %kv) = @_;	781	my ($type, %kv) = @_;
628	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	782	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
629	}	783	}
630		784
631	=back	785	=back
632		786
633	=cut	787	=cut
634		788
635	#############################################################################	789	#############################################################################
636		790
637	=head2 ATTACHABLE OBJECTS	791	=head2 ATTACHABLE OBJECTS
638		792
639	Many objects in crossfire are so-called attachable objects. That means you can	793	Many objects in deliantra are so-called attachable objects. That means you can
640	attach callbacks/event handlers (a collection of which is called an "attachment")	794	attach callbacks/event handlers (a collection of which is called an "attachment")
641	to it. All such attachable objects support the following methods.	795	to it. All such attachable objects support the following methods.
642		796
643	In the following description, CLASS can be any of C<global>, C<object>	797	In the following description, CLASS can be any of C<global>, C<object>
644	C<player>, C<client> or C<map> (i.e. the attachable objects in	798	C<player>, C<client> or C<map> (i.e. the attachable objects in
645	Crossfire TRT).	799	Deliantra).
646		800
647	=over 4	801	=over 4
648		802
649	=item $attachable->attach ($attachment, key => $value...)	803	=item $attachable->attach ($attachment, key => $value...)
650		804
…		…
694	=item cf::CLASS::attachment $name, ...	848	=item cf::CLASS::attachment $name, ...
695		849
696	Register an attachment by C<$name> through which attachable objects of the	850	Register an attachment by C<$name> through which attachable objects of the
697	given CLASS can refer to this attachment.	851	given CLASS can refer to this attachment.
698		852
699	Some classes such as crossfire maps and objects can specify attachments	853	Some classes such as deliantra maps and objects can specify attachments
700	that are attached at load/instantiate time, thus the need for a name.	854	that are attached at load/instantiate time, thus the need for a name.
701		855
702	These calls expect any number of the following handler/hook descriptions:	856	These calls expect any number of the following handler/hook descriptions:
703		857
704	=over 4	858	=over 4
…		…
828		982
829	} elsif (exists $cb_id{$type}) {	983	} elsif (exists $cb_id{$type}) {
830	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	984	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
831		985
832	} elsif (ref $type) {	986	} elsif (ref $type) {
833	warn "attaching objects not supported, ignoring.\n";	987	error "attaching objects not supported, ignoring.\n";
834		988
835	} else {	989	} else {
836	shift @arg;	990	shift @arg;
837	warn "attach argument '$type' not supported, ignoring.\n";	991	error "attach argument '$type' not supported, ignoring.\n";
838	}	992	}
839	}	993	}
840	}	994	}
841		995
842	sub _object_attach {	996	sub _object_attach {
…		…
852	_attach $registry, $klass, @attach;	1006	_attach $registry, $klass, @attach;
853	}	1007	}
854		1008
855	$obj->{$name} = \%arg;	1009	$obj->{$name} = \%arg;
856	} else {	1010	} else {
857	warn "object uses attachment '$name' which is not available, postponing.\n";	1011	info "object uses attachment '$name' which is not available, postponing.\n";
858	}	1012	}
859		1013
860	$obj->{_attachment}{$name} = undef;	1014	$obj->{_attachment}{$name} = undef;
861	}	1015	}
862		1016
…		…
921		1075
922	for (@$callbacks) {	1076	for (@$callbacks) {
923	eval { &{$_->[1]} };	1077	eval { &{$_->[1]} };
924		1078
925	if ($@) {	1079	if ($@) {
926	warn "$@";
927	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1080	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
928	override;	1081	override;
929	}	1082	}
930		1083
931	return 1 if $override;	1084	return 1 if $override;
932	}	1085	}
933		1086
934	0	1087	0
935	}	1088	}
936		1089
937	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1090	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
938		1091
939	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1092	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
940		1093
941	Generate an object-specific event with the given arguments.	1094	Generate an object-specific event with the given arguments.
942		1095
…		…
948		1101
949	=cut	1102	=cut
950		1103
951	#############################################################################	1104	#############################################################################
952	# object support	1105	# object support
953	#
954		1106
		1107	sub _object_equal($$);
		1108	sub _object_equal($$) {
		1109	my ($a, $b) = @_;
		1110
		1111	return 0 unless (ref $a) eq (ref $b);
		1112
		1113	if ("HASH" eq ref $a) {
		1114	my @ka = keys %$a;
		1115	my @kb = keys %$b;
		1116
		1117	return 0 if @ka != @kb;
		1118
		1119	for (0 .. $#ka) {
		1120	return 0 unless $ka[$_] eq $kb[$_];
		1121	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1122	}
		1123
		1124	} elsif ("ARRAY" eq ref $a) {
		1125
		1126	return 0 if @$a != @$b;
		1127
		1128	for (0 .. $#$a) {
		1129	return 0 unless _object_equal $a->[$_], $b->[$_];
		1130	}
		1131
		1132	} elsif ($a ne $b) {
		1133	return 0;
		1134	}
		1135
		1136	1
		1137	}
		1138
		1139	our $SLOW_MERGES;#d#
955	sub _can_merge {	1140	sub _can_merge {
956	my ($ob1, $ob2) = @_;	1141	my ($ob1, $ob2) = @_;
957		1142
958	local $Storable::canonical = 1;	1143	++$SLOW_MERGES;#d#
959	my $fob1 = Storable::freeze $ob1;
960	my $fob2 = Storable::freeze $ob2;
961		1144
962	$fob1 eq $fob2	1145	# we do the slow way here
		1146	return _object_equal $ob1, $ob2
963	}	1147	}
964		1148
965	sub reattach {	1149	sub reattach {
966	# basically do the same as instantiate, without calling instantiate	1150	# basically do the same as instantiate, without calling instantiate
967	my ($obj) = @_;	1151	my ($obj) = @_;
968		1152
		1153	# no longer needed after getting rid of delete_package?
969	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1154	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
970		1155
971	my $registry = $obj->registry;	1156	my $registry = $obj->registry;
972		1157
973	@$registry = ();	1158	@$registry = ();
974		1159
…		…
979	for (@$attach) {	1164	for (@$attach) {
980	my ($klass, @attach) = @$_;	1165	my ($klass, @attach) = @$_;
981	_attach $registry, $klass, @attach;	1166	_attach $registry, $klass, @attach;
982	}	1167	}
983	} else {	1168	} else {
984	warn "object uses attachment '$name' that is not available, postponing.\n";	1169	info "object uses attachment '$name' that is not available, postponing.\n";
985	}	1170	}
986	}	1171	}
987	}	1172	}
988		1173
989	cf::attachable->attach (	1174	cf::attachable->attach (
990	prio => -1000000,	1175	prio => -1000000,
991	on_instantiate => sub {	1176	on_instantiate => sub {
992	my ($obj, $data) = @_;	1177	my ($obj, $data) = @_;
993		1178
994	$data = from_json $data;	1179	$data = decode_json $data;
995		1180
996	for (@$data) {	1181	for (@$data) {
997	my ($name, $args) = @$_;	1182	my ($name, $args) = @$_;
998		1183
999	$obj->attach ($name, %{$args || {} });	1184	$obj->attach ($name, %{$args || {} });
…		…
1013	);	1198	);
1014		1199
1015	sub object_freezer_save {	1200	sub object_freezer_save {
1016	my ($filename, $rdata, $objs) = @_;	1201	my ($filename, $rdata, $objs) = @_;
1017		1202
1018	my $guard = cf::lock_acquire "io";
1019
1020	sync_job {	1203	sync_job {
1021	if (length $$rdata) {	1204	if (length $$rdata) {
		1205	utf8::decode (my $decname = $filename);
1022	warn sprintf "saving %s (%d,%d)\n",	1206	trace sprintf "saving %s (%d,%d)\n",
1023	$filename, length $$rdata, scalar @$objs;	1207	$decname, length $$rdata, scalar @$objs
		1208	if $VERBOSE_IO;
1024		1209
1025	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1210	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1026	chmod SAVE_MODE, $fh;	1211	aio_chmod $fh, SAVE_MODE;
1027	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1212	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1028	aio_fsync $fh if $cf::USE_FSYNC;	1213	if ($cf::USE_FSYNC) {
		1214	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;
		1215	aio_fsync $fh;
		1216	}
1029	close $fh;	1217	aio_close $fh;
1030		1218
1031	if (@$objs) {	1219	if (@$objs) {
1032	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1220	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1033	chmod SAVE_MODE, $fh;	1221	aio_chmod $fh, SAVE_MODE;
1034	my $data = Storable::nfreeze { version => 1, objs => $objs };	1222	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1035	aio_write $fh, 0, (length $data), $data, 0;	1223	aio_write $fh, 0, (length $data), $data, 0;
1036	aio_fsync $fh if $cf::USE_FSYNC;	1224	if ($cf::USE_FSYNC) {
		1225	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;
		1226	aio_fsync $fh;
		1227	}
1037	close $fh;	1228	aio_close $fh;
1038	aio_rename "$filename.pst~", "$filename.pst";	1229	aio_rename "$filename.pst~", "$filename.pst";
1039	}	1230	}
1040	} else {	1231	} else {
1041	aio_unlink "$filename.pst";	1232	aio_unlink "$filename.pst";
1042	}	1233	}
1043		1234
1044	aio_rename "$filename~", $filename;	1235	aio_rename "$filename~", $filename;
		1236
		1237	$filename =~ s%/[^/]+$%%;
		1238	aio_pathsync $filename if $cf::USE_FSYNC;
1045	} else {	1239	} else {
1046	warn "FATAL: $filename~: $!\n";	1240	error "unable to save objects: $filename~: $!\n";
1047	}	1241	}
1048	} else {	1242	} else {
1049	aio_unlink $filename;	1243	aio_unlink $filename;
1050	aio_unlink "$filename.pst";	1244	aio_unlink "$filename.pst";
1051	}	1245	}
1052	};	1246	};
1053
1054	undef $guard;
1055	}	1247	}
1056		1248
1057	sub object_freezer_as_string {	1249	sub object_freezer_as_string {
1058	my ($rdata, $objs) = @_;	1250	my ($rdata, $objs) = @_;
1059		1251
…		…
1064		1256
1065	sub object_thawer_load {	1257	sub object_thawer_load {
1066	my ($filename) = @_;	1258	my ($filename) = @_;
1067		1259
1068	my ($data, $av);	1260	my ($data, $av);
1069
1070	my $guard = cf::lock_acquire "io";
1071		1261
1072	(aio_load $filename, $data) >= 0	1262	(aio_load $filename, $data) >= 0
1073	or return;	1263	or return;
1074		1264
1075	unless (aio_stat "$filename.pst") {	1265	unless (aio_stat "$filename.pst") {
1076	(aio_load "$filename.pst", $av) >= 0	1266	(aio_load "$filename.pst", $av) >= 0
1077	or return;	1267	or return;
1078		1268
1079	undef $guard;
1080	$av = eval { (Storable::thaw $av)->{objs} };	1269	my $st = eval { Coro::Storable::thaw $av };
		1270	$av = $st->{objs};
1081	}	1271	}
1082		1272
		1273	utf8::decode (my $decname = $filename);
1083	warn sprintf "loading %s (%d)\n",	1274	trace sprintf "loading %s (%d,%d)\n",
1084	$filename, length $data, scalar @{$av || []};	1275	$decname, length $data, scalar @{$av || []}
		1276	if $VERBOSE_IO;
1085		1277
1086	($data, $av)	1278	($data, $av)
1087	}	1279	}
1088		1280
1089	=head2 COMMAND CALLBACKS	1281	=head2 COMMAND CALLBACKS
…		…
1145	my ($name, $cb) = @_;	1337	my ($name, $cb) = @_;
1146		1338
1147	$EXTICMD{$name} = $cb;	1339	$EXTICMD{$name} = $cb;
1148	}	1340	}
1149		1341
		1342	use File::Glob ();
		1343
1150	cf::player->attach (	1344	cf::player->attach (
1151	on_command => sub {	1345	on_unknown_command => sub {
1152	my ($pl, $name, $params) = @_;	1346	my ($pl, $name, $params) = @_;
1153		1347
1154	my $cb = $COMMAND{$name}	1348	my $cb = $COMMAND{$name}
1155	or return;	1349	or return;
1156		1350
…		…
1179		1373
1180	$pl->ext_reply ($reply, @reply)	1374	$pl->ext_reply ($reply, @reply)
1181	if $reply;	1375	if $reply;
1182		1376
1183	} else {	1377	} else {
1184	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1378	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1185	}	1379	}
1186		1380
1187	cf::override;	1381	cf::override;
1188	},	1382	},
1189	);	1383	);
1190		1384
		1385	# "readahead" all extensions
		1386	sub cache_extensions {
		1387	my $grp = IO::AIO::aio_group;
		1388
		1389	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1390	for (grep /\.ext$/, @{$_[0]}) {
		1391	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1392	}
		1393	};
		1394
		1395	$grp
		1396	}
		1397
1191	sub load_extensions {	1398	sub load_extensions {
		1399	info "loading extensions...";
		1400
1192	cf::sync_job {	1401	cf::sync_job {
1193	my %todo;	1402	my %todo;
1194		1403
1195	for my $path (<$LIBDIR/*.ext>) {	1404	for my $path (<$LIBDIR/*.ext>) {
1196	next unless -r $path;	1405	next unless -r $path;
…		…
1214		1423
1215	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1424	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1216	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1425	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1217		1426
1218	$ext{source} =	1427	$ext{source} =
1219	"package $pkg; use strict; use utf8;\n"	1428	"package $pkg; use common::sense;\n"
1220	. "#line 1 \"$path\"\n{\n"	1429	. "#line 1 \"$path\"\n{\n"
1221	. $source	1430	. $source
1222	. "\n};\n1";	1431	. "\n};\n1";
1223		1432
1224	$todo{$base} = \%ext;	1433	$todo{$base} = \%ext;
1225	}	1434	}
1226		1435
		1436	my $pass = 0;
1227	my %done;	1437	my %done;
1228	while (%todo) {	1438	while (%todo) {
1229	my $progress;	1439	my $progress;
1230		1440
		1441	++$pass;
		1442
		1443	ext:
1231	while (my ($k, $v) = each %todo) {	1444	while (my ($k, $v) = each %todo) {
1232	for (split /,\s*/, $v->{meta}{depends}) {	1445	for (split /,\s*/, $v->{meta}{depends}) {
1233	goto skip	1446	next ext
1234	unless exists $done{$_};	1447	unless exists $done{$_};
1235	}	1448	}
1236		1449
1237	warn "... loading '$k' into '$v->{pkg}'\n";	1450	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1238		1451
1239	unless (eval $v->{source}) {	1452	my $active = eval $v->{source};
		1453
		1454	if (length $@) {
1240	my $msg = $@ ? "$v->{path}: $@\n"	1455	error "$v->{path}: $@\n";
1241	: "$v->{base}: extension inactive.\n";	1456	undef $@; # work around perl 5.10.0 utf-8 caching bug
1242		1457
		1458	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1243	if (exists $v->{meta}{mandatory}) {	1459	if exists $v->{meta}{mandatory};
1244	warn $msg;	1460
1245	warn "mandatory extension failed to load, exiting.\n";	1461	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1246	exit 1;	1462	delete $todo{$k};
1247	}	1463	} else {
1248		1464	$done{$k} = delete $todo{$k};
1249	warn $msg;	1465	push @EXTS, $v->{pkg};
		1466	$progress = 1;
		1467
		1468	info "$v->{base}: extension inactive.\n"
		1469	unless $active;
1250	}	1470	}
1251
1252	$done{$k} = delete $todo{$k};
1253	push @EXTS, $v->{pkg};
1254	$progress = 1;
1255	}	1471	}
1256		1472
1257	skip:	1473	unless ($progress) {
1258	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1474	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1259	unless $progress;	1475
		1476	while (my ($k, $v) = each %todo) {
		1477	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1478	if exists $v->{meta}{mandatory};
		1479	}
		1480	}
1260	}	1481	}
1261	};	1482	};
1262	}	1483	}
1263		1484
1264	#############################################################################	1485	#############################################################################
1265		1486
1266	=back	1487	=back
1267		1488
1268	=head2 CORE EXTENSIONS	1489	=head2 CORE EXTENSIONS
1269		1490
1270	Functions and methods that extend core crossfire objects.	1491	Functions and methods that extend core deliantra objects.
1271		1492
1272	=cut	1493	=cut
1273		1494
1274	package cf::player;	1495	package cf::player;
1275		1496
1276	use Coro::AIO;	1497	use Coro::AIO;
1277		1498
1278	=head3 cf::player	1499	=head3 cf::player
1279		1500
1280	=over 4	1501	=over 4
		1502
		1503	=item cf::player::num_playing
		1504
		1505	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1506
		1507	=cut
		1508
		1509	sub num_playing {
		1510	scalar grep
		1511	$_->ob->map
		1512	&& !$_->hidden
		1513	&& !$_->ob->flag (cf::FLAG_WIZ),
		1514	cf::player::list
		1515	}
1281		1516
1282	=item cf::player::find $login	1517	=item cf::player::find $login
1283		1518
1284	Returns the given player object, loading it if necessary (might block).	1519	Returns the given player object, loading it if necessary (might block).
1285		1520
…		…
1304		1539
1305	sub exists($) {	1540	sub exists($) {
1306	my ($login) = @_;	1541	my ($login) = @_;
1307		1542
1308	$cf::PLAYER{$login}	1543	$cf::PLAYER{$login}
1309	or cf::sync_job { !aio_stat path $login }	1544	or !aio_stat path $login
1310	}	1545	}
1311		1546
1312	sub find($) {	1547	sub find($) {
1313	return $cf::PLAYER{$_[0]} || do {	1548	return $cf::PLAYER{$_[0]} || do {
1314	my $login = $_[0];	1549	my $login = $_[0];
…		…
1324	aio_unlink +(playerdir $login) . "/$login.pl";	1559	aio_unlink +(playerdir $login) . "/$login.pl";
1325		1560
1326	my $f = new_from_file cf::object::thawer path $login	1561	my $f = new_from_file cf::object::thawer path $login
1327	or return;	1562	or return;
1328		1563
1329	$f->next;
1330	my $pl = cf::player::load_pl $f	1564	my $pl = cf::player::load_pl $f
1331	or return;	1565	or return;
		1566
1332	local $cf::PLAYER_LOADING{$login} = $pl;	1567	local $cf::PLAYER_LOADING{$login} = $pl;
1333	$f->resolve_delayed_derefs;	1568	$f->resolve_delayed_derefs;
1334	$cf::PLAYER{$login} = $pl	1569	$cf::PLAYER{$login} = $pl
1335	}	1570	}
1336	}	1571	}
1337	}	1572	}
1338		1573
		1574	cf::player->attach (
		1575	on_load => sub {
		1576	my ($pl, $path) = @_;
		1577
		1578	# restore slots saved in save, below
		1579	my $slots = delete $pl->{_slots};
		1580
		1581	$pl->ob->current_weapon ($slots->[0]);
		1582	$pl->combat_ob ($slots->[1]);
		1583	$pl->ranged_ob ($slots->[2]);
		1584	},
		1585	);
		1586
1339	sub save($) {	1587	sub save($) {
1340	my ($pl) = @_;	1588	my ($pl) = @_;
1341		1589
1342	return if $pl->{deny_save};	1590	return if $pl->{deny_save};
1343		1591
…		…
1346		1594
1347	return if $pl->{deny_save};	1595	return if $pl->{deny_save};
1348		1596
1349	aio_mkdir playerdir $pl, 0770;	1597	aio_mkdir playerdir $pl, 0770;
1350	$pl->{last_save} = $cf::RUNTIME;	1598	$pl->{last_save} = $cf::RUNTIME;
		1599
		1600	cf::get_slot 0.01;
		1601
		1602	# save slots, to be restored later
		1603	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1351		1604
1352	$pl->save_pl ($path);	1605	$pl->save_pl ($path);
1353	cf::cede_to_tick;	1606	cf::cede_to_tick;
1354	}	1607	}
1355		1608
…		…
1387	my ($pl) = @_;	1640	my ($pl) = @_;
1388		1641
1389	my $name = $pl->ob->name;	1642	my $name = $pl->ob->name;
1390		1643
1391	$pl->{deny_save} = 1;	1644	$pl->{deny_save} = 1;
1392	$pl->password ("*"); # this should lock out the player until we nuked the dir	1645	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1393		1646
1394	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1647	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1395	$pl->deactivate;	1648	$pl->deactivate;
		1649	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1396	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1650	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1397	$pl->ns->destroy if $pl->ns;	1651	$pl->ns->destroy if $pl->ns;
1398		1652
1399	my $path = playerdir $pl;	1653	my $path = playerdir $pl;
1400	my $temp = "$path~$cf::RUNTIME~deleting~";	1654	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1439		1693
1440	for my $login (@$dirs) {	1694	for my $login (@$dirs) {
1441	my $path = path $login;	1695	my $path = path $login;
1442		1696
1443	# a .pst is a dead give-away for a valid player	1697	# a .pst is a dead give-away for a valid player
1444	unless (-e "$path.pst") {	1698	# if no pst file found, open and chekc for blocked users
		1699	if (aio_stat "$path.pst") {
1445	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1700	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1446	aio_read $fh, 0, 512, my $buf, 0 or next;	1701	aio_read $fh, 0, 512, my $buf, 0 or next;
1447	$buf !~ /^password -------------$/m or next; # official not-valid tag	1702	$buf !~ /^password -------------$/m or next; # official not-valid tag
1448	}	1703	}
1449		1704
…		…
1453		1708
1454	\@logins	1709	\@logins
1455	}	1710	}
1456		1711
1457	=item $player->maps	1712	=item $player->maps
		1713
		1714	=item cf::player::maps $login
1458		1715
1459	Returns an arrayref of map paths that are private for this	1716	Returns an arrayref of map paths that are private for this
1460	player. May block.	1717	player. May block.
1461		1718
1462	=cut	1719	=cut
…		…
1480	}	1737	}
1481		1738
1482	\@paths	1739	\@paths
1483	}	1740	}
1484		1741
1485	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1742	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1486		1743
1487	Expand crossfire pod fragments into protocol xml.	1744	Expand deliantra pod fragments into protocol xml.
1488
1489	=cut
1490
1491	sub expand_cfpod {
1492	((my $self), (local $_)) = @_;
1493
1494	# escape & and <
1495	s/&/&amp;/g;
1496	s/(?<![BIUGHT])</&lt;/g;
1497
1498	# this is buggy, it needs to properly take care of nested <'s
1499
1500	1 while
1501	# replace B<>, I<>, U<> etc.
1502	s/B<([^\>]*)>/<b>$1<\/b>/
1503	|| s/I<([^\>]*)>/<i>$1<\/i>/
1504	|| s/U<([^\>]*)>/<u>$1<\/u>/
1505	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1506	# replace G<male|female> tags
1507	|| s{G<([^>|]*)\|([^>]*)>}{
1508	$self->gender ? $2 : $1
1509	}ge
1510	# replace H<hint text>
1511	|| s{H<([^\>]*)>}
1512	{
1513	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1514	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1515	"")
1516	[$self->{hintmode}]
1517	}ge;
1518
1519	# create single paragraphs (very hackish)
1520	s/(?<=\S)\n(?=\w)/ /g;
1521
1522	# compress some whitespace
1523	s/\s+\n/\n/g; # ws line-ends
1524	s/\n\n+/\n/g; # double lines
1525	s/^\n+//; # beginning lines
1526	s/\n+$//; # ending lines
1527
1528	$_
1529	}
1530
1531	sub hintmode {
1532	$_[0]{hintmode} = $_[1] if @_ > 1;
1533	$_[0]{hintmode}
1534	}
1535		1745
1536	=item $player->ext_reply ($msgid, @msg)	1746	=item $player->ext_reply ($msgid, @msg)
1537		1747
1538	Sends an ext reply to the player.	1748	Sends an ext reply to the player.
1539		1749
…		…
1571		1781
1572	=cut	1782	=cut
1573		1783
1574	sub find_by_path($) {	1784	sub find_by_path($) {
1575	my ($path) = @_;	1785	my ($path) = @_;
		1786
		1787	$path =~ s/^~[^\/]*//; # skip ~login
1576		1788
1577	my ($match, $specificity);	1789	my ($match, $specificity);
1578		1790
1579	for my $region (list) {	1791	for my $region (list) {
1580	if ($region->{match} && $path =~ $region->{match}) {	1792	if ($region->{match} && $path =~ $region->{match}) {
…		…
1606	our $MAX_RESET = 3600;	1818	our $MAX_RESET = 3600;
1607	our $DEFAULT_RESET = 3000;	1819	our $DEFAULT_RESET = 3000;
1608		1820
1609	sub generate_random_map {	1821	sub generate_random_map {
1610	my ($self, $rmp) = @_;	1822	my ($self, $rmp) = @_;
		1823
		1824	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1825
1611	# mit "rum" bekleckern, nicht	1826	# mit "rum" bekleckern, nicht
1612	$self->_create_random_map (	1827	$self->_create_random_map (
1613	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1828	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1614	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1829	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1615	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1830	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1616	$rmp->{exit_on_final_map},	1831	$rmp->{exit_on_final_map},
1617	$rmp->{xsize}, $rmp->{ysize},	1832	$rmp->{xsize}, $rmp->{ysize},
1618	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1833	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1619	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1834	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1641		1856
1642	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1857	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1643	}	1858	}
1644		1859
1645	# also paths starting with '/'	1860	# also paths starting with '/'
1646	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1861	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1647		1862
1648	sub thawer_merge {	1863	sub thawer_merge {
1649	my ($self, $merge) = @_;	1864	my ($self, $merge) = @_;
1650		1865
1651	# we have to keep some variables in memory intact	1866	# we have to keep some variables in memory intact
…		…
1737		1952
1738	# the temporary/swap location	1953	# the temporary/swap location
1739	sub save_path {	1954	sub save_path {
1740	my ($self) = @_;	1955	my ($self) = @_;
1741		1956
1742	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1957	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1743	"$TMPDIR/$path.map"	1958	"$TMPDIR/$path.map"
1744	}	1959	}
1745		1960
1746	# the unique path, undef == no special unique path	1961	# the unique path, undef == no special unique path
1747	sub uniq_path {	1962	sub uniq_path {
1748	my ($self) = @_;	1963	my ($self) = @_;
1749		1964
1750	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1965	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1751	"$UNIQUEDIR/$path"	1966	"$UNIQUEDIR/$path"
1752	}
1753
1754	# and all this just because we cannot iterate over
1755	# all maps in C++...
1756	sub change_all_map_light {
1757	my ($change) = @_;
1758
1759	$_->change_map_light ($change)
1760	for grep $_->outdoor, values %cf::MAP;
1761	}	1967	}
1762		1968
1763	sub decay_objects {	1969	sub decay_objects {
1764	my ($self) = @_;	1970	my ($self) = @_;
1765		1971
…		…
1849	sub find {	2055	sub find {
1850	my ($path, $origin) = @_;	2056	my ($path, $origin) = @_;
1851		2057
1852	$path = normalise $path, $origin && $origin->path;	2058	$path = normalise $path, $origin && $origin->path;
1853		2059
1854	cf::lock_wait "map_data:$path";#d#remove	2060	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1855	cf::lock_wait "map_find:$path";	2061	my $guard2 = cf::lock_acquire "map_find:$path";
1856		2062
1857	$cf::MAP{$path} || do {	2063	$cf::MAP{$path} || do {
1858	my $guard1 = cf::lock_acquire "map_find:$path";
1859	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1860
1861	my $map = new_from_path cf::map $path	2064	my $map = new_from_path cf::map $path
1862	or return;	2065	or return;
1863		2066
1864	$map->{last_save} = $cf::RUNTIME;	2067	$map->{last_save} = $cf::RUNTIME;
1865		2068
…		…
1867	or return;	2070	or return;
1868		2071
1869	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2072	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1870	# doing this can freeze the server in a sync job, obviously	2073	# doing this can freeze the server in a sync job, obviously
1871	#$cf::WAIT_FOR_TICK->wait;	2074	#$cf::WAIT_FOR_TICK->wait;
		2075	undef $guard2;
1872	undef $guard1;	2076	undef $guard1;
1873	undef $guard2;
1874	$map->reset;	2077	$map->reset;
1875	return find $path;	2078	return find $path;
1876	}	2079	}
1877		2080
1878	$cf::MAP{$path} = $map	2081	$cf::MAP{$path} = $map
1879	}	2082	}
1880	}	2083	}
1881		2084
1882	sub pre_load { }	2085	sub pre_load { }
1883	sub post_load { }	2086	#sub post_load { } # XS
1884		2087
1885	sub load {	2088	sub load {
1886	my ($self) = @_;	2089	my ($self) = @_;
1887		2090
1888	local $self->{deny_reset} = 1; # loading can take a long time	2091	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1905	my $f = new_from_file cf::object::thawer $self->{load_path};	2108	my $f = new_from_file cf::object::thawer $self->{load_path};
1906	$f->skip_block;	2109	$f->skip_block;
1907	$self->_load_objects ($f)	2110	$self->_load_objects ($f)
1908	or return;	2111	or return;
1909		2112
1910	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2113	$self->post_load_original
1911	if delete $self->{load_original};	2114	if delete $self->{load_original};
1912		2115
1913	if (my $uniq = $self->uniq_path) {	2116	if (my $uniq = $self->uniq_path) {
1914	utf8::encode $uniq;	2117	utf8::encode $uniq;
1915	unless (aio_stat $uniq) {	2118	unless (aio_stat $uniq) {
…		…
1933	unless ($self->{deny_activate}) {	2136	unless ($self->{deny_activate}) {
1934	$self->decay_objects;	2137	$self->decay_objects;
1935	$self->fix_auto_apply;	2138	$self->fix_auto_apply;
1936	$self->update_buttons;	2139	$self->update_buttons;
1937	cf::cede_to_tick;	2140	cf::cede_to_tick;
1938	$self->set_darkness_map;
1939	cf::cede_to_tick;
1940	$self->activate;	2141	$self->activate;
1941	}	2142	}
1942		2143
1943	$self->{last_save} = $cf::RUNTIME;	2144	$self->{last_save} = $cf::RUNTIME;
1944	$self->last_access ($cf::RUNTIME);	2145	$self->last_access ($cf::RUNTIME);
1945		2146
1946	$self->in_memory (cf::MAP_IN_MEMORY);	2147	$self->in_memory (cf::MAP_ACTIVE);
1947	}	2148	}
1948		2149
1949	$self->post_load;	2150	$self->post_load;
1950	}	2151	}
1951		2152
		2153	# customize the map for a given player, i.e.
		2154	# return the _real_ map. used by e.g. per-player
		2155	# maps to change the path to ~playername/mappath
1952	sub customise_for {	2156	sub customise_for {
1953	my ($self, $ob) = @_;	2157	my ($self, $ob) = @_;
1954		2158
1955	return find "~" . $ob->name . "/" . $self->{path}	2159	return find "~" . $ob->name . "/" . $self->{path}
1956	if $self->per_player;	2160	if $self->per_player;
…		…
1972	or next;	2176	or next;
1973	$neigh = find $neigh, $map	2177	$neigh = find $neigh, $map
1974	or next;	2178	or next;
1975	$neigh->load;	2179	$neigh->load;
1976		2180
		2181	# now find the diagonal neighbours
1977	push @neigh,	2182	push @neigh,
1978	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2183	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1979	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2184	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1980	}	2185	}
1981		2186
…		…
1988	}	2193	}
1989		2194
1990	sub find_sync {	2195	sub find_sync {
1991	my ($path, $origin) = @_;	2196	my ($path, $origin) = @_;
1992		2197
1993	cf::sync_job { find $path, $origin }	2198	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2199	if $Coro::current == $Coro::main;
		2200
		2201	find $path, $origin
1994	}	2202	}
1995		2203
1996	sub do_load_sync {	2204	sub do_load_sync {
1997	my ($map) = @_;	2205	my ($map) = @_;
1998		2206
1999	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2207	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2000	if $Coro::current == $Coro::main;	2208	if $Coro::current == $Coro::main;
2001		2209
2002	cf::sync_job { $map->load };	2210	$map->load;
2003	}	2211	}
2004		2212
2005	our %MAP_PREFETCH;	2213	our %MAP_PREFETCH;
2006	our $MAP_PREFETCHER = undef;	2214	our $MAP_PREFETCHER = undef;
2007		2215
…		…
2009	my ($path, $origin, $load) = @_;	2217	my ($path, $origin, $load) = @_;
2010		2218
2011	$path = normalise $path, $origin && $origin->{path};	2219	$path = normalise $path, $origin && $origin->{path};
2012		2220
2013	if (my $map = $cf::MAP{$path}) {	2221	if (my $map = $cf::MAP{$path}) {
2014	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2222	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2015	}	2223	}
2016		2224
2017	$MAP_PREFETCH{$path} |= $load;	2225	$MAP_PREFETCH{$path} |= $load;
2018		2226
2019	$MAP_PREFETCHER ||= cf::async {	2227	$MAP_PREFETCHER ||= cf::async {
		2228	$Coro::current->{desc} = "map prefetcher";
		2229
2020	while (%MAP_PREFETCH) {	2230	while (%MAP_PREFETCH) {
2021	while (my ($k, $v) = each %MAP_PREFETCH) {	2231	while (my ($k, $v) = each %MAP_PREFETCH) {
2022	if (my $map = find $k) {	2232	if (my $map = find $k) {
2023	$map->load if $v;	2233	$map->load if $v;
2024	}	2234	}
…		…
2031	$MAP_PREFETCHER->prio (6);	2241	$MAP_PREFETCHER->prio (6);
2032		2242
2033	()	2243	()
2034	}	2244	}
2035		2245
		2246	# common code, used by both ->save and ->swapout
2036	sub save {	2247	sub _save {
2037	my ($self) = @_;	2248	my ($self) = @_;
2038
2039	my $lock = cf::lock_acquire "map_data:$self->{path}";
2040		2249
2041	$self->{last_save} = $cf::RUNTIME;	2250	$self->{last_save} = $cf::RUNTIME;
2042		2251
2043	return unless $self->dirty;	2252	return unless $self->dirty;
2044		2253
…		…
2050	return if $self->{deny_save};	2259	return if $self->{deny_save};
2051		2260
2052	local $self->{last_access} = $self->last_access;#d#	2261	local $self->{last_access} = $self->last_access;#d#
2053		2262
2054	cf::async {	2263	cf::async {
		2264	$Coro::current->{desc} = "map player save";
2055	$_->contr->save for $self->players;	2265	$_->contr->save for $self->players;
2056	};	2266	};
		2267
		2268	cf::get_slot 0.02;
2057		2269
2058	if ($uniq) {	2270	if ($uniq) {
2059	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2271	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2060	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2272	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2061	} else {	2273	} else {
2062	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2274	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2063	}	2275	}
2064	}	2276	}
2065		2277
		2278	sub save {
		2279	my ($self) = @_;
		2280
		2281	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2282
		2283	$self->_save;
		2284	}
		2285
2066	sub swap_out {	2286	sub swap_out {
2067	my ($self) = @_;	2287	my ($self) = @_;
2068		2288
2069	# save first because save cedes
2070	$self->save;
2071
2072	my $lock = cf::lock_acquire "map_data:$self->{path}";	2289	my $lock = cf::lock_acquire "map_data:$self->{path}";
2073		2290
		2291	return if $self->in_memory != cf::MAP_ACTIVE;
		2292	return if $self->{deny_save};
2074	return if $self->players;	2293	return if $self->players;
2075	return if $self->in_memory != cf::MAP_IN_MEMORY;
2076	return if $self->{deny_save};
2077		2294
		2295	# first deactivate the map and "unlink" it from the core
		2296	$self->deactivate;
		2297	$_->clear_links_to ($self) for values %cf::MAP;
2078	$self->in_memory (cf::MAP_SWAPPED);	2298	$self->in_memory (cf::MAP_SWAPPED);
		2299
		2300	# then atomically save
		2301	$self->_save;
		2302
		2303	# then free the map
		2304	$self->clear;
		2305	}
		2306
		2307	sub reset_at {
		2308	my ($self) = @_;
		2309
		2310	# TODO: safety, remove and allow resettable per-player maps
		2311	return 1e99 if $self->{deny_reset};
		2312
		2313	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2314	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2315
		2316	$time + $to
		2317	}
		2318
		2319	sub should_reset {
		2320	my ($self) = @_;
		2321
		2322	$self->reset_at <= $cf::RUNTIME
		2323	}
		2324
		2325	sub reset {
		2326	my ($self) = @_;
		2327
		2328	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2329
		2330	return if $self->players;
		2331
		2332	cf::trace "resetting map ", $self->path, "\n";
		2333
		2334	$self->in_memory (cf::MAP_SWAPPED);
		2335
		2336	# need to save uniques path
		2337	unless ($self->{deny_save}) {
		2338	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2339
		2340	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2341	if $uniq;
		2342	}
		2343
		2344	delete $cf::MAP{$self->path};
2079		2345
2080	$self->deactivate;	2346	$self->deactivate;
2081	$_->clear_links_to ($self) for values %cf::MAP;	2347	$_->clear_links_to ($self) for values %cf::MAP;
2082	$self->clear;	2348	$self->clear;
2083	}
2084
2085	sub reset_at {
2086	my ($self) = @_;
2087
2088	# TODO: safety, remove and allow resettable per-player maps
2089	return 1e99 if $self->{deny_reset};
2090
2091	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2092	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2093
2094	$time + $to
2095	}
2096
2097	sub should_reset {
2098	my ($self) = @_;
2099
2100	$self->reset_at <= $cf::RUNTIME
2101	}
2102
2103	sub reset {
2104	my ($self) = @_;
2105
2106	my $lock = cf::lock_acquire "map_data:$self->{path}";
2107
2108	return if $self->players;
2109
2110	warn "resetting map ", $self->path;
2111
2112	$self->in_memory (cf::MAP_SWAPPED);
2113
2114	# need to save uniques path
2115	unless ($self->{deny_save}) {
2116	my $uniq = $self->uniq_path; utf8::encode $uniq;
2117
2118	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2119	if $uniq;
2120	}
2121
2122	delete $cf::MAP{$self->path};
2123
2124	$self->deactivate;
2125	$_->clear_links_to ($self) for values %cf::MAP;
2126	$self->clear;
2127		2349
2128	$self->unlink_save;	2350	$self->unlink_save;
2129	$self->destroy;	2351	$self->destroy;
2130	}	2352	}
2131		2353
…		…
2139		2361
2140	delete $cf::MAP{$self->path};	2362	delete $cf::MAP{$self->path};
2141		2363
2142	$self->unlink_save;	2364	$self->unlink_save;
2143		2365
2144	bless $self, "cf::map";	2366	bless $self, "cf::map::wrap";
2145	delete $self->{deny_reset};	2367	delete $self->{deny_reset};
2146	$self->{deny_save} = 1;	2368	$self->{deny_save} = 1;
2147	$self->reset_timeout (1);	2369	$self->reset_timeout (1);
2148	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2370	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2149		2371
…		…
2198		2420
2199	sub unique_maps() {	2421	sub unique_maps() {
2200	[	2422	[
2201	map {	2423	map {
2202	utf8::decode $_;	2424	utf8::decode $_;
2203	/\.map$/	2425	s/\.map$//; # TODO future compatibility hack
		2426	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2427	? ()
2204	? normalise $_	2428	: normalise $_
2205	: ()
2206	} @{ aio_readdir $UNIQUEDIR or [] }	2429	} @{ aio_readdir $UNIQUEDIR or [] }
2207	]	2430	]
2208	}	2431	}
2209		2432
2210	package cf;	2433	=item cf::map::static_maps
		2434
		2435	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2436	file in the shared directory excluding F</styles> and F</editor>). May
		2437	block.
		2438
		2439	=cut
		2440
		2441	sub static_maps() {
		2442	my @dirs = "";
		2443	my @maps;
		2444
		2445	while (@dirs) {
		2446	my $dir = shift @dirs;
		2447
		2448	next if $dir eq "/styles" || $dir eq "/editor";
		2449
		2450	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2451	or return;
		2452
		2453	for (@$files) {
		2454	s/\.map$// or next;
		2455	utf8::decode $_;
		2456	push @maps, "$dir/$_";
		2457	}
		2458
		2459	push @dirs, map "$dir/$_", @$dirs;
		2460	}
		2461
		2462	\@maps
		2463	}
2211		2464
2212	=back	2465	=back
2213		2466
2214	=head3 cf::object	2467	=head3 cf::object
2215		2468
…		…
2219		2472
2220	=over 4	2473	=over 4
2221		2474
2222	=item $ob->inv_recursive	2475	=item $ob->inv_recursive
2223		2476
2224	Returns the inventory of the object _and_ their inventories, recursively.	2477	Returns the inventory of the object I<and> their inventories, recursively,
		2478	but I<not> the object itself.
2225		2479
2226	=cut	2480	=cut
2227		2481
2228	sub inv_recursive_;	2482	sub inv_recursive_;
2229	sub inv_recursive_ {	2483	sub inv_recursive_ {
…		…
2234	inv_recursive_ inv $_[0]	2488	inv_recursive_ inv $_[0]
2235	}	2489	}
2236		2490
2237	=item $ref = $ob->ref	2491	=item $ref = $ob->ref
2238		2492
2239	creates and returns a persistent reference to an objetc that can be stored as a string.	2493	Creates and returns a persistent reference to an object that can be stored as a string.
2240		2494
2241	=item $ob = cf::object::deref ($refstring)	2495	=item $ob = cf::object::deref ($refstring)
2242		2496
2243	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2497	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2244	even if the object actually exists. May block.	2498	even if the object actually exists. May block.
…		…
2246	=cut	2500	=cut
2247		2501
2248	sub deref {	2502	sub deref {
2249	my ($ref) = @_;	2503	my ($ref) = @_;
2250		2504
2251	# temporary compatibility#TODO#remove
2252	$ref =~ s{^<}{player/<};
2253
2254	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2505	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2255	my ($uuid, $name) = ($1, $2);	2506	my ($uuid, $name) = ($1, $2);
2256	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2507	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2257	or return;	2508	or return;
2258	$pl->ob->uuid eq $uuid	2509	$pl->ob->uuid eq $uuid
2259	or return;	2510	or return;
…		…
2279	can be C<undef>. Does the right thing when the player is currently in a	2530	can be C<undef>. Does the right thing when the player is currently in a
2280	dialogue with the given NPC character.	2531	dialogue with the given NPC character.
2281		2532
2282	=cut	2533	=cut
2283		2534
		2535	our $SAY_CHANNEL = {
		2536	id => "say",
		2537	title => "Map",
		2538	reply => "say ",
		2539	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2540	};
		2541
		2542	our $CHAT_CHANNEL = {
		2543	id => "chat",
		2544	title => "Chat",
		2545	reply => "chat ",
		2546	tooltip => "Player chat and shouts, global to the server.",
		2547	};
		2548
2284	# rough implementation of a future "reply" method that works	2549	# rough implementation of a future "reply" method that works
2285	# with dialog boxes.	2550	# with dialog boxes.
2286	#TODO: the first argument must go, split into a $npc->reply_to ( method	2551	#TODO: the first argument must go, split into a $npc->reply_to ( method
2287	sub cf::object::player::reply($$$;$) {	2552	sub cf::object::player::reply($$$;$) {
2288	my ($self, $npc, $msg, $flags) = @_;	2553	my ($self, $npc, $msg, $flags) = @_;
…		…
2299	my $dialog = $pl->{npc_dialog};	2564	my $dialog = $pl->{npc_dialog};
2300	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2565	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2301		2566
2302	} else {	2567	} else {
2303	$msg = $npc->name . " says: $msg" if $npc;	2568	$msg = $npc->name . " says: $msg" if $npc;
2304	$self->message ($msg, $flags);	2569	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2305	}	2570	}
2306	}	2571	}
2307	}	2572	}
2308		2573
2309	=item $object->send_msg ($channel, $msg, $color, [extra...])	2574	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2334		2599
2335	=item $player_object->enter_link	2600	=item $player_object->enter_link
2336		2601
2337	Freezes the player and moves him/her to a special map (C<{link}>).	2602	Freezes the player and moves him/her to a special map (C<{link}>).
2338		2603
2339	The player should be reasonably safe there for short amounts of time. You	2604	The player should be reasonably safe there for short amounts of time (e.g.
2340	I<MUST> call C<leave_link> as soon as possible, though.	2605	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2606	though, as the player cannot control the character while it is on the link
		2607	map.
2341		2608
2342	Will never block.	2609	Will never block.
2343		2610
2344	=item $player_object->leave_link ($map, $x, $y)	2611	=item $player_object->leave_link ($map, $x, $y)
2345		2612
…		…
2365	sub cf::object::player::enter_link {	2632	sub cf::object::player::enter_link {
2366	my ($self) = @_;	2633	my ($self) = @_;
2367		2634
2368	$self->deactivate_recursive;	2635	$self->deactivate_recursive;
2369		2636
		2637	++$self->{_link_recursion};
		2638
2370	return if UNIVERSAL::isa $self->map, "ext::map_link";	2639	return if UNIVERSAL::isa $self->map, "ext::map_link";
2371		2640
2372	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2641	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2373	if $self->map && $self->map->{path} ne "{link}";	2642	if $self->map && $self->map->{path} ne "{link}";
2374		2643
2375	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2644	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2376	}	2645	}
2377		2646
2378	sub cf::object::player::leave_link {	2647	sub cf::object::player::leave_link {
2379	my ($self, $map, $x, $y) = @_;	2648	my ($self, $map, $x, $y) = @_;
2380		2649
…		…
2397	($x, $y) = (-1, -1)	2666	($x, $y) = (-1, -1)
2398	unless (defined $x) && (defined $y);	2667	unless (defined $x) && (defined $y);
2399		2668
2400	# use -1 or undef as default coordinates, not 0, 0	2669	# use -1 or undef as default coordinates, not 0, 0
2401	($x, $y) = ($map->enter_x, $map->enter_y)	2670	($x, $y) = ($map->enter_x, $map->enter_y)
2402	if $x <=0 && $y <= 0;	2671	if $x <= 0 && $y <= 0;
2403		2672
2404	$map->load;	2673	$map->load;
2405	$map->load_neighbours;	2674	$map->load_neighbours;
2406		2675
2407	return unless $self->contr->active;	2676	return unless $self->contr->active;
2408	$self->activate_recursive;
2409		2677
2410	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2678	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2411	$self->enter_map ($map, $x, $y);	2679	if ($self->enter_map ($map, $x, $y)) {
2412	}	2680	# entering was successful
		2681	delete $self->{_link_recursion};
		2682	# only activate afterwards, to support waiting in hooks
		2683	$self->activate_recursive;
		2684	}
2413		2685
		2686	}
		2687
2414	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2688	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2415		2689
2416	Moves the player to the given map-path and coordinates by first freezing	2690	Moves the player to the given map-path and coordinates by first freezing
2417	her, loading and preparing them map, calling the provided $check callback	2691	her, loading and preparing them map, calling the provided $check callback
2418	that has to return the map if sucecssful, and then unfreezes the player on	2692	that has to return the map if sucecssful, and then unfreezes the player on
2419	the new (success) or old (failed) map position. In either case, $done will	2693	the new (success) or old (failed) map position. In either case, $done will
2420	be called at the end of this process.	2694	be called at the end of this process.
2421		2695
		2696	Note that $check will be called with a potentially non-loaded map, so if
		2697	it needs a loaded map it has to call C<< ->load >>.
		2698
2422	=cut	2699	=cut
2423		2700
2424	our $GOTOGEN;	2701	our $GOTOGEN;
2425		2702
2426	sub cf::object::player::goto {	2703	sub cf::object::player::goto {
2427	my ($self, $path, $x, $y, $check, $done) = @_;	2704	my ($self, $path, $x, $y, $check, $done) = @_;
2428		2705
		2706	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2707	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2708	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2709	($path, $x, $y) = @$EMERGENCY_POSITION;
		2710	}
		2711
2429	# do generation counting so two concurrent goto's will be executed in-order	2712	# do generation counting so two concurrent goto's will be executed in-order
2430	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2713	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2431		2714
2432	$self->enter_link;	2715	$self->enter_link;
2433		2716
2434	(async {	2717	(async {
		2718	$Coro::current->{desc} = "player::goto $path $x $y";
		2719
		2720	# *tag paths override both path and x|y
		2721	if ($path =~ /^\*(.*)$/) {
		2722	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2723	my $ob = $obs[rand @obs];
		2724
		2725	# see if we actually can go there
		2726	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2727	$ob = $obs[rand @obs];
		2728	} else {
		2729	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2730	}
		2731	# else put us there anyways for now #d#
		2732
		2733	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2734	} else {
		2735	($path, $x, $y) = (undef, undef, undef);
		2736	}
		2737	}
		2738
2435	my $map = eval {	2739	my $map = eval {
2436	my $map = cf::map::find $path;	2740	my $map = defined $path ? cf::map::find $path : undef;
2437		2741
2438	if ($map) {	2742	if ($map) {
2439	$map = $map->customise_for ($self);	2743	$map = $map->customise_for ($self);
2440	$map = $check->($map) if $check && $map;	2744	$map = $check->($map, $x, $y, $self) if $check && $map;
2441	} else {	2745	} else {
2442	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2746	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2443	}	2747	}
2444		2748
2445	$map	2749	$map
2446	};	2750	};
2447		2751
…		…
2453	if ($gen == $self->{_goto_generation}) {	2757	if ($gen == $self->{_goto_generation}) {
2454	delete $self->{_goto_generation};	2758	delete $self->{_goto_generation};
2455	$self->leave_link ($map, $x, $y);	2759	$self->leave_link ($map, $x, $y);
2456	}	2760	}
2457		2761
2458	$done->() if $done;	2762	$done->($self) if $done;
2459	})->prio (1);	2763	})->prio (1);
2460	}	2764	}
2461		2765
2462	=item $player_object->enter_exit ($exit_object)	2766	=item $player_object->enter_exit ($exit_object)
2463		2767
…		…
2483	}	2787	}
2484		2788
2485	sub prepare_random_map {	2789	sub prepare_random_map {
2486	my ($exit) = @_;	2790	my ($exit) = @_;
2487		2791
2488	my $guard = cf::lock_acquire "exit_prepare:$exit";
2489
2490	# all this does is basically replace the /! path by	2792	# all this does is basically replace the /! path by
2491	# a new random map path (?random/...) with a seed	2793	# a new random map path (?random/...) with a seed
2492	# that depends on the exit object	2794	# that depends on the exit object
2493		2795
2494	my $rmp = parse_random_map_params $exit->msg;	2796	my $rmp = parse_random_map_params $exit->msg;
…		…
2496	if ($exit->map) {	2798	if ($exit->map) {
2497	$rmp->{region} = $exit->region->name;	2799	$rmp->{region} = $exit->region->name;
2498	$rmp->{origin_map} = $exit->map->path;	2800	$rmp->{origin_map} = $exit->map->path;
2499	$rmp->{origin_x} = $exit->x;	2801	$rmp->{origin_x} = $exit->x;
2500	$rmp->{origin_y} = $exit->y;	2802	$rmp->{origin_y} = $exit->y;
		2803
		2804	$exit->map->touch;
2501	}	2805	}
2502		2806
2503	$rmp->{random_seed} ||= $exit->random_seed;	2807	$rmp->{random_seed} ||= $exit->random_seed;
2504		2808
2505	my $data = cf::to_json $rmp;	2809	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2506	my $md5 = Digest::MD5::md5_hex $data;	2810	my $md5 = Digest::MD5::md5_hex $data;
2507	my $meta = "$RANDOMDIR/$md5.meta";	2811	my $meta = "$RANDOMDIR/$md5.meta";
2508		2812
2509	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2813	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2510	aio_write $fh, 0, (length $data), $data, 0;	2814	aio_write $fh, 0, (length $data), $data, 0;
2511	undef $fh;	2815	undef $fh;
2512	aio_rename "$meta~", $meta;	2816	aio_rename "$meta~", $meta;
2513		2817
		2818	my $slaying = "?random/$md5";
		2819
		2820	if ($exit->valid) {
2514	$exit->slaying ("?random/$md5");	2821	$exit->slaying ("?random/$md5");
2515	$exit->msg (undef);	2822	$exit->msg (undef);
		2823	}
2516	}	2824	}
2517	}	2825	}
2518		2826
2519	sub cf::object::player::enter_exit {	2827	sub cf::object::player::enter_exit {
2520	my ($self, $exit) = @_;	2828	my ($self, $exit) = @_;
2521		2829
2522	return unless $self->type == cf::PLAYER;	2830	return unless $self->type == cf::PLAYER;
2523		2831
2524	if ($exit->slaying eq "/!") {
2525	#TODO: this should de-fi-ni-te-ly not be a sync-job
2526	# the problem is that $exit might not survive long enough
2527	# so it needs to be done right now, right here
2528	cf::sync_job { prepare_random_map $exit };
2529	}
2530
2531	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2532	my $hp = $exit->stats->hp;
2533	my $sp = $exit->stats->sp;
2534
2535	$self->enter_link;	2832	$self->enter_link;
2536		2833
2537	# if exit is damned, update players death & WoR home-position
2538	$self->contr->savebed ($slaying, $hp, $sp)
2539	if $exit->flag (FLAG_DAMNED);
2540
2541	(async {	2834	(async {
2542	$self->deactivate_recursive; # just to be sure	2835	$Coro::current->{desc} = "enter_exit";
		2836
2543	unless (eval {	2837	unless (eval {
		2838	$self->deactivate_recursive; # just to be sure
		2839
		2840	# random map handling
		2841	{
		2842	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2843
		2844	prepare_random_map $exit
		2845	if $exit->slaying eq "/!";
		2846	}
		2847
		2848	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2849	my $x = $exit->stats->hp;
		2850	my $y = $exit->stats->sp;
		2851
2544	$self->goto ($slaying, $hp, $sp);	2852	$self->goto ($map, $x, $y);
2545		2853
		2854	# if exit is damned, update players death & WoR home-position
		2855	$self->contr->savebed ($map, $x, $y)
		2856	if $exit->flag (cf::FLAG_DAMNED);
		2857
2546	1;	2858	1
2547	}) {	2859	}) {
2548	$self->message ("Something went wrong deep within the crossfire server. "	2860	$self->message ("Something went wrong deep within the deliantra server. "
2549	. "I'll try to bring you back to the map you were before. "	2861	. "I'll try to bring you back to the map you were before. "
2550	. "Please report this to the dungeon master!",	2862	. "Please report this to the dungeon master!",
2551	cf::NDI_UNIQUE | cf::NDI_RED);	2863	cf::NDI_UNIQUE | cf::NDI_RED);
2552		2864
2553	warn "ERROR in enter_exit: $@";	2865	error "ERROR in enter_exit: $@";
2554	$self->leave_link;	2866	$self->leave_link;
2555	}	2867	}
2556	})->prio (1);	2868	})->prio (1);
2557	}	2869	}
2558		2870
…		…
2570	sub cf::client::send_drawinfo {	2882	sub cf::client::send_drawinfo {
2571	my ($self, $text, $flags) = @_;	2883	my ($self, $text, $flags) = @_;
2572		2884
2573	utf8::encode $text;	2885	utf8::encode $text;
2574	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2886	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2887	}
		2888
		2889	=item $client->send_big_packet ($pkt)
		2890
		2891	Like C<send_packet>, but tries to compress large packets, and fragments
		2892	them as required.
		2893
		2894	=cut
		2895
		2896	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2897
		2898	sub cf::client::send_big_packet {
		2899	my ($self, $pkt) = @_;
		2900
		2901	# try lzf for large packets
		2902	$pkt = "lzf " . Compress::LZF::compress $pkt
		2903	if 1024 <= length $pkt and $self->{can_lzf};
		2904
		2905	# split very large packets
		2906	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2907	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2908	$pkt = "frag";
		2909	}
		2910
		2911	$self->send_packet ($pkt);
2575	}	2912	}
2576		2913
2577	=item $client->send_msg ($channel, $msg, $color, [extra...])	2914	=item $client->send_msg ($channel, $msg, $color, [extra...])
2578		2915
2579	Send a drawinfo or msg packet to the client, formatting the msg for the	2916	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2581	the message, with C<log> being the default. If C<$color> is negative, suppress	2918	the message, with C<log> being the default. If C<$color> is negative, suppress
2582	the message unless the client supports the msg packet.	2919	the message unless the client supports the msg packet.
2583		2920
2584	=cut	2921	=cut
2585		2922
		2923	# non-persistent channels (usually the info channel)
2586	our %CHANNEL = (	2924	our %CHANNEL = (
		2925	"c/motd" => {
		2926	id => "infobox",
		2927	title => "MOTD",
		2928	reply => undef,
		2929	tooltip => "The message of the day",
		2930	},
2587	"c/identify" => {	2931	"c/identify" => {
2588	id => "identify",	2932	id => "infobox",
2589	title => "Identify",	2933	title => "Identify",
2590	reply => undef,	2934	reply => undef,
2591	tooltip => "Items recently identified",	2935	tooltip => "Items recently identified",
2592	},	2936	},
2593	"c/examine" => {	2937	"c/examine" => {
2594	id => "examine",	2938	id => "infobox",
2595	title => "Examine",	2939	title => "Examine",
2596	reply => undef,	2940	reply => undef,
2597	tooltip => "Signs and other items you examined",	2941	tooltip => "Signs and other items you examined",
2598	},	2942	},
		2943	"c/shopinfo" => {
		2944	id => "infobox",
		2945	title => "Shop Info",
		2946	reply => undef,
		2947	tooltip => "What your bargaining skill tells you about the shop",
		2948	},
		2949	"c/book" => {
		2950	id => "infobox",
		2951	title => "Book",
		2952	reply => undef,
		2953	tooltip => "The contents of a note or book",
		2954	},
		2955	"c/lookat" => {
		2956	id => "infobox",
		2957	title => "Look",
		2958	reply => undef,
		2959	tooltip => "What you saw there",
		2960	},
		2961	"c/who" => {
		2962	id => "infobox",
		2963	title => "Players",
		2964	reply => undef,
		2965	tooltip => "Shows players who are currently online",
		2966	},
		2967	"c/body" => {
		2968	id => "infobox",
		2969	title => "Body Parts",
		2970	reply => undef,
		2971	tooltip => "Shows which body parts you posess and are available",
		2972	},
		2973	"c/statistics" => {
		2974	id => "infobox",
		2975	title => "Statistics",
		2976	reply => undef,
		2977	tooltip => "Shows your primary statistics",
		2978	},
		2979	"c/skills" => {
		2980	id => "infobox",
		2981	title => "Skills",
		2982	reply => undef,
		2983	tooltip => "Shows your experience per skill and item power",
		2984	},
		2985	"c/shopitems" => {
		2986	id => "infobox",
		2987	title => "Shop Items",
		2988	reply => undef,
		2989	tooltip => "Shows the items currently for sale in this shop",
		2990	},
		2991	"c/resistances" => {
		2992	id => "infobox",
		2993	title => "Resistances",
		2994	reply => undef,
		2995	tooltip => "Shows your resistances",
		2996	},
		2997	"c/pets" => {
		2998	id => "infobox",
		2999	title => "Pets",
		3000	reply => undef,
		3001	tooltip => "Shows information abotu your pets/a specific pet",
		3002	},
		3003	"c/perceiveself" => {
		3004	id => "infobox",
		3005	title => "Perceive Self",
		3006	reply => undef,
		3007	tooltip => "You gained detailed knowledge about yourself",
		3008	},
		3009	"c/uptime" => {
		3010	id => "infobox",
		3011	title => "Uptime",
		3012	reply => undef,
		3013	tooltip => "How long the server has been running since last restart",
		3014	},
		3015	"c/mapinfo" => {
		3016	id => "infobox",
		3017	title => "Map Info",
		3018	reply => undef,
		3019	tooltip => "Information related to the maps",
		3020	},
		3021	"c/party" => {
		3022	id => "party",
		3023	title => "Party",
		3024	reply => "gsay ",
		3025	tooltip => "Messages and chat related to your party",
		3026	},
		3027	"c/death" => {
		3028	id => "death",
		3029	title => "Death",
		3030	reply => undef,
		3031	tooltip => "Reason for and more info about your most recent death",
		3032	},
		3033	"c/say" => $SAY_CHANNEL,
		3034	"c/chat" => $CHAT_CHANNEL,
2599	);	3035	);
2600		3036
2601	sub cf::client::send_msg {	3037	sub cf::client::send_msg {
2602	my ($self, $channel, $msg, $color, @extra) = @_;	3038	my ($self, $channel, $msg, $color, @extra) = @_;
2603		3039
2604	$msg = $self->pl->expand_cfpod ($msg);	3040	$msg = $self->pl->expand_cfpod ($msg)
		3041	unless $color & cf::NDI_VERBATIM;
2605		3042
2606	$color &= cf::NDI_CLIENT_MASK; # just in case...	3043	$color &= cf::NDI_CLIENT_MASK; # just in case...
2607		3044
2608	# check predefined channels, for the benefit of C	3045	# check predefined channels, for the benefit of C
2609	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3046	if ($CHANNEL{$channel}) {
		3047	$channel = $CHANNEL{$channel};
2610		3048
		3049	$self->ext_msg (channel_info => $channel);
		3050	$channel = $channel->{id};
		3051
2611	if (ref $channel) {	3052	} elsif (ref $channel) {
2612	# send meta info to client, if not yet sent	3053	# send meta info to client, if not yet sent
2613	unless (exists $self->{channel}{$channel->{id}}) {	3054	unless (exists $self->{channel}{$channel->{id}}) {
2614	$self->{channel}{$channel->{id}} = $channel;	3055	$self->{channel}{$channel->{id}} = $channel;
2615	$self->ext_msg (channel_info => $channel)	3056	$self->ext_msg (channel_info => $channel);
2616	if $self->can_msg;
2617	}	3057	}
2618		3058
2619	$channel = $channel->{id};	3059	$channel = $channel->{id};
2620	}	3060	}
2621		3061
2622	return unless @extra || length $msg;	3062	return unless @extra || length $msg;
2623		3063
2624	if ($self->can_msg) {
2625	# default colour, mask it out	3064	# default colour, mask it out
2626	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3065	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2627	if $color & cf::NDI_DEF;	3066	if $color & cf::NDI_DEF;
2628		3067
2629	$self->send_packet ("msg " . $self->{json_coder}->encode (	3068	my $pkt = "msg "
		3069	. $self->{json_coder}->encode (
2630	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3070	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2631	} else {	3071	);
2632	if ($color >= 0) {
2633	# replace some tags by gcfclient-compatible ones
2634	for ($msg) {
2635	1 while
2636	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2637	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2638	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2639	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2640	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2641	}
2642		3072
2643	$color &= cf::NDI_COLOR_MASK;	3073	$self->send_big_packet ($pkt);
2644
2645	utf8::encode $msg;
2646
2647	if (0 && $msg =~ /\[/) {
2648	# COMMAND/INFO
2649	$self->send_packet ("drawextinfo $color 10 8 $msg")
2650	} else {
2651	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2652	$self->send_packet ("drawinfo $color $msg")
2653	}
2654	}
2655	}
2656	}	3074	}
2657		3075
2658	=item $client->ext_msg ($type, @msg)	3076	=item $client->ext_msg ($type, @msg)
2659		3077
2660	Sends an ext event to the client.	3078	Sends an ext event to the client.
…		…
2663		3081
2664	sub cf::client::ext_msg($$@) {	3082	sub cf::client::ext_msg($$@) {
2665	my ($self, $type, @msg) = @_;	3083	my ($self, $type, @msg) = @_;
2666		3084
2667	if ($self->extcmd == 2) {	3085	if ($self->extcmd == 2) {
2668	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3086	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2669	} elsif ($self->extcmd == 1) { # TODO: remove	3087	} elsif ($self->extcmd == 1) { # TODO: remove
2670	push @msg, msgtype => "event_$type";	3088	push @msg, msgtype => "event_$type";
2671	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3089	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2672	}	3090	}
2673	}	3091	}
2674		3092
2675	=item $client->ext_reply ($msgid, @msg)	3093	=item $client->ext_reply ($msgid, @msg)
2676		3094
…		…
2680		3098
2681	sub cf::client::ext_reply($$@) {	3099	sub cf::client::ext_reply($$@) {
2682	my ($self, $id, @msg) = @_;	3100	my ($self, $id, @msg) = @_;
2683		3101
2684	if ($self->extcmd == 2) {	3102	if ($self->extcmd == 2) {
2685	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3103	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2686	} elsif ($self->extcmd == 1) {	3104	} elsif ($self->extcmd == 1) {
2687	#TODO: version 1, remove	3105	#TODO: version 1, remove
2688	unshift @msg, msgtype => "reply", msgid => $id;	3106	unshift @msg, msgtype => "reply", msgid => $id;
2689	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3107	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2690	}	3108	}
2691	}	3109	}
2692		3110
2693	=item $success = $client->query ($flags, "text", \&cb)	3111	=item $success = $client->query ($flags, "text", \&cb)
2694		3112
…		…
2765		3183
2766	$ns->ext_reply ($reply, @reply)	3184	$ns->ext_reply ($reply, @reply)
2767	if $reply;	3185	if $reply;
2768		3186
2769	} else {	3187	} else {
2770	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3188	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2771	}	3189	}
2772		3190
2773	cf::override;	3191	cf::override;
2774	},	3192	},
2775	);	3193	);
…		…
2795		3213
2796	$coro	3214	$coro
2797	}	3215	}
2798		3216
2799	cf::client->attach (	3217	cf::client->attach (
2800	on_destroy => sub {	3218	on_client_destroy => sub {
2801	my ($ns) = @_;	3219	my ($ns) = @_;
2802		3220
2803	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3221	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2804	},	3222	},
2805	);	3223	);
…		…
2821	our $safe_hole = new Safe::Hole;	3239	our $safe_hole = new Safe::Hole;
2822		3240
2823	$SIG{FPE} = 'IGNORE';	3241	$SIG{FPE} = 'IGNORE';
2824		3242
2825	$safe->permit_only (Opcode::opset qw(	3243	$safe->permit_only (Opcode::opset qw(
2826	:base_core :base_mem :base_orig :base_math	3244	:base_core :base_mem :base_orig :base_math :base_loop
2827	grepstart grepwhile mapstart mapwhile	3245	grepstart grepwhile mapstart mapwhile
2828	sort time	3246	sort time
2829	));	3247	));
2830		3248
2831	# here we export the classes and methods available to script code	3249	# here we export the classes and methods available to script code
…		…
2833	=pod	3251	=pod
2834		3252
2835	The following functions and methods are available within a safe environment:	3253	The following functions and methods are available within a safe environment:
2836		3254
2837	cf::object	3255	cf::object
2838	contr pay_amount pay_player map x y force_find force_add	3256	contr pay_amount pay_player map x y force_find force_add destroy
2839	insert remove name archname title slaying race decrease_ob_nr	3257	insert remove name archname title slaying race decrease split
		3258	value
2840		3259
2841	cf::object::player	3260	cf::object::player
2842	player	3261	player
2843		3262
2844	cf::player	3263	cf::player
…		…
2849		3268
2850	=cut	3269	=cut
2851		3270
2852	for (	3271	for (
2853	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3272	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2854	insert remove inv name archname title slaying race	3273	insert remove inv nrof name archname title slaying race
2855	decrease_ob_nr)],	3274	decrease split destroy change_exp value msg lore send_msg)],
2856	["cf::object::player" => qw(player)],	3275	["cf::object::player" => qw(player)],
2857	["cf::player" => qw(peaceful)],	3276	["cf::player" => qw(peaceful send_msg)],
2858	["cf::map" => qw(trigger)],	3277	["cf::map" => qw(trigger)],
2859	) {	3278	) {
2860	no strict 'refs';	3279	no strict 'refs';
2861	my ($pkg, @funs) = @$_;	3280	my ($pkg, @funs) = @$_;
2862	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3281	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2880		3299
2881	my $qcode = $code;	3300	my $qcode = $code;
2882	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3301	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2883	$qcode =~ s/\n/\\n/g;	3302	$qcode =~ s/\n/\\n/g;
2884		3303
		3304	%vars = (_dummy => 0) unless %vars;
		3305
		3306	my @res;
2885	local $_;	3307	local $_;
2886	local @safe::cf::_safe_eval_args = values %vars;
2887		3308
2888	my $eval =	3309	my $eval =
2889	"do {\n"	3310	"do {\n"
2890	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3311	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2891	. "#line 0 \"{$qcode}\"\n"	3312	. "#line 0 \"{$qcode}\"\n"
2892	. $code	3313	. $code
2893	. "\n}"	3314	. "\n}"
2894	;	3315	;
2895		3316
		3317	if ($CFG{safe_eval}) {
2896	sub_generation_inc;	3318	sub_generation_inc;
		3319	local @safe::cf::_safe_eval_args = values %vars;
2897	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3320	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2898	sub_generation_inc;	3321	sub_generation_inc;
		3322	} else {
		3323	local @cf::_safe_eval_args = values %vars;
		3324	@res = wantarray ? eval eval : scalar eval $eval;
		3325	}
2899		3326
2900	if ($@) {	3327	if ($@) {
2901	warn "$@";	3328	warn "$@",
2902	warn "while executing safe code '$code'\n";	3329	"while executing safe code '$code'\n",
2903	warn "with arguments " . (join " ", %vars) . "\n";	3330	"with arguments " . (join " ", %vars) . "\n";
2904	}	3331	}
2905		3332
2906	wantarray ? @res : $res[0]	3333	wantarray ? @res : $res[0]
2907	}	3334	}
2908		3335
…		…
2922	=cut	3349	=cut
2923		3350
2924	sub register_script_function {	3351	sub register_script_function {
2925	my ($fun, $cb) = @_;	3352	my ($fun, $cb) = @_;
2926		3353
2927	no strict 'refs';	3354	$fun = "safe::$fun" if $CFG{safe_eval};
2928	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3355	*$fun = $safe_hole->wrap ($cb);
2929	}	3356	}
2930		3357
2931	=back	3358	=back
2932		3359
2933	=cut	3360	=cut
…		…
2942	# for this (global event?)	3369	# for this (global event?)
2943	%ext::player_env::MUSIC_FACE_CACHE = ();	3370	%ext::player_env::MUSIC_FACE_CACHE = ();
2944		3371
2945	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3372	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2946		3373
2947	warn "loading facedata from $path\n";	3374	trace "loading facedata from $path\n";
2948		3375
2949	my $facedata;	3376	my $facedata;
2950	0 < aio_load $path, $facedata	3377	0 < aio_load $path, $facedata
2951	or die "$path: $!";	3378	or die "$path: $!";
2952		3379
…		…
2954		3381
2955	$facedata->{version} == 2	3382	$facedata->{version} == 2
2956	or cf::cleanup "$path: version mismatch, cannot proceed.";	3383	or cf::cleanup "$path: version mismatch, cannot proceed.";
2957		3384
2958	# patch in the exptable	3385	# patch in the exptable
		3386	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2959	$facedata->{resource}{"res/exp_table"} = {	3387	$facedata->{resource}{"res/exp_table"} = {
2960	type => FT_RSRC,	3388	type => FT_RSRC,
2961	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3389	data => $exp_table,
		3390	hash => (Digest::MD5::md5 $exp_table),
2962	};	3391	};
2963	cf::cede_to_tick;	3392	cf::cede_to_tick;
2964		3393
2965	{	3394	{
2966	my $faces = $facedata->{faceinfo};	3395	my $faces = $facedata->{faceinfo};
2967		3396
2968	while (my ($face, $info) = each %$faces) {	3397	while (my ($face, $info) = each %$faces) {
2969	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3398	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3399
2970	cf::face::set_visibility $idx, $info->{visibility};	3400	cf::face::set_visibility $idx, $info->{visibility};
2971	cf::face::set_magicmap $idx, $info->{magicmap};	3401	cf::face::set_magicmap $idx, $info->{magicmap};
2972	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3402	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2973	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3403	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2974		3404
2975	cf::cede_to_tick;	3405	cf::cede_to_tick;
2976	}	3406	}
2977		3407
2978	while (my ($face, $info) = each %$faces) {	3408	while (my ($face, $info) = each %$faces) {
2979	next unless $info->{smooth};	3409	next unless $info->{smooth};
		3410
2980	my $idx = cf::face::find $face	3411	my $idx = cf::face::find $face
2981	or next;	3412	or next;
		3413
2982	if (my $smooth = cf::face::find $info->{smooth}) {	3414	if (my $smooth = cf::face::find $info->{smooth}) {
2983	cf::face::set_smooth $idx, $smooth;	3415	cf::face::set_smooth $idx, $smooth;
2984	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3416	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2985	} else {	3417	} else {
2986	warn "smooth face '$info->{smooth}' not found for face '$face'";	3418	error "smooth face '$info->{smooth}' not found for face '$face'";
2987	}	3419	}
2988		3420
2989	cf::cede_to_tick;	3421	cf::cede_to_tick;
2990	}	3422	}
2991	}	3423	}
…		…
3000		3432
3001	cf::anim::invalidate_all; # d'oh	3433	cf::anim::invalidate_all; # d'oh
3002	}	3434	}
3003		3435
3004	{	3436	{
3005	# TODO: for gcfclient pleasure, we should give resources
3006	# that gcfclient doesn't grok a >10000 face index.
3007	my $res = $facedata->{resource};	3437	my $res = $facedata->{resource};
3008		3438
3009	my $soundconf = delete $res->{"res/sound.conf"};
3010
3011	while (my ($name, $info) = each %$res) {	3439	while (my ($name, $info) = each %$res) {
		3440	if (defined $info->{type}) {
3012	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3441	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3013	my $data;
3014		3442
3015	if ($info->{type} & 1) {	3443	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3016	# prepend meta info	3444	cf::face::set_type $idx, $info->{type};
3017
3018	my $meta = $enc->encode ({
3019	name => $name,
3020	%{ $info->{meta} || {} },
3021	});
3022
3023	$data = pack "(w/a*)*", $meta, $info->{data};
3024	} else {	3445	} else {
3025	$data = $info->{data};	3446	$RESOURCE{$name} = $info; # unused
3026	}	3447	}
3027		3448
3028	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3029	cf::face::set_type $idx, $info->{type};
3030
3031	cf::cede_to_tick;	3449	cf::cede_to_tick;
3032	}	3450	}
3033
3034	if ($soundconf) {
3035	$soundconf = $enc->decode (delete $soundconf->{data});
3036
3037	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3038	my $sound = $soundconf->{compat}[$_]
3039	or next;
3040
3041	my $face = cf::face::find "sound/$sound->[1]";
3042	cf::sound::set $sound->[0] => $face;
3043	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3044	}
3045
3046	while (my ($k, $v) = each %{$soundconf->{event}}) {
3047	my $face = cf::face::find "sound/$v";
3048	cf::sound::set $k => $face;
3049	}
3050	}
3051	}	3451	}
		3452
		3453	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3052		3454
3053	1	3455	1
3054	}	3456	}
3055		3457
3056	register_exticmd fx_want => sub {	3458	register_exticmd fx_want => sub {
…		…
3058		3460
3059	while (my ($k, $v) = each %$want) {	3461	while (my ($k, $v) = each %$want) {
3060	$ns->fx_want ($k, $v);	3462	$ns->fx_want ($k, $v);
3061	}	3463	}
3062	};	3464	};
		3465
		3466	sub load_resource_file($) {
		3467	my $guard = lock_acquire "load_resource_file";
		3468
		3469	my $status = load_resource_file_ $_[0];
		3470	get_slot 0.1, 100;
		3471	cf::arch::commit_load;
		3472
		3473	$status
		3474	}
3063		3475
3064	sub reload_regions {	3476	sub reload_regions {
3065	# HACK to clear player env face cache, we need some signal framework	3477	# HACK to clear player env face cache, we need some signal framework
3066	# for this (global event?)	3478	# for this (global event?)
3067	%ext::player_env::MUSIC_FACE_CACHE = ();	3479	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3081	}	3493	}
3082		3494
3083	sub reload_archetypes {	3495	sub reload_archetypes {
3084	load_resource_file "$DATADIR/archetypes"	3496	load_resource_file "$DATADIR/archetypes"
3085	or die "unable to load archetypes\n";	3497	or die "unable to load archetypes\n";
3086	#d# NEED to laod twice to resolve forward references
3087	# this really needs to be done in an extra post-pass
3088	# (which needs to be synchronous, so solve it differently)
3089	load_resource_file "$DATADIR/archetypes"
3090	or die "unable to load archetypes\n";
3091	}	3498	}
3092		3499
3093	sub reload_treasures {	3500	sub reload_treasures {
3094	load_resource_file "$DATADIR/treasures"	3501	load_resource_file "$DATADIR/treasures"
3095	or die "unable to load treasurelists\n";	3502	or die "unable to load treasurelists\n";
3096	}	3503	}
3097		3504
		3505	sub reload_sound {
		3506	trace "loading sound config from $DATADIR/sound\n";
		3507
		3508	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3509	or die "$DATADIR/sound $!";
		3510
		3511	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3512
		3513	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3514	my $sound = $soundconf->{compat}[$_]
		3515	or next;
		3516
		3517	my $face = cf::face::find "sound/$sound->[1]";
		3518	cf::sound::set $sound->[0] => $face;
		3519	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3520	}
		3521
		3522	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3523	my $face = cf::face::find "sound/$v";
		3524	cf::sound::set $k => $face;
		3525	}
		3526	}
		3527
3098	sub reload_resources {	3528	sub reload_resources {
3099	warn "reloading resource files...\n";	3529	trace "reloading resource files...\n";
3100		3530
		3531	reload_facedata;
		3532	reload_sound;
		3533	reload_archetypes;
3101	reload_regions;	3534	reload_regions;
3102	reload_facedata;
3103	#reload_archetypes;#d#
3104	reload_archetypes;
3105	reload_treasures;	3535	reload_treasures;
3106		3536
3107	warn "finished reloading resource files\n";	3537	trace "finished reloading resource files\n";
3108	}
3109
3110	sub init {
3111	reload_resources;
3112	}	3538	}
3113		3539
3114	sub reload_config {	3540	sub reload_config {
		3541	trace "reloading config file...\n";
		3542
3115	open my $fh, "<:utf8", "$CONFDIR/config"	3543	open my $fh, "<:utf8", "$CONFDIR/config"
3116	or return;	3544	or return;
3117		3545
3118	local $/;	3546	local $/;
3119	*CFG = YAML::Syck::Load <$fh>;	3547	*CFG = YAML::XS::Load scalar <$fh>;
3120		3548
3121	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3549	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3122		3550
3123	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3551	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3124	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3552	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3125		3553
3126	if (exists $CFG{mlockall}) {	3554	if (exists $CFG{mlockall}) {
…		…
3128	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3556	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3129	and die "WARNING: m(un)lockall failed: $!\n";	3557	and die "WARNING: m(un)lockall failed: $!\n";
3130	};	3558	};
3131	warn $@ if $@;	3559	warn $@ if $@;
3132	}	3560	}
		3561
		3562	trace "finished reloading resource files\n";
		3563	}
		3564
		3565	sub pidfile() {
		3566	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3567	or die "$PIDFILE: $!";
		3568	flock $fh, &Fcntl::LOCK_EX
		3569	or die "$PIDFILE: flock: $!";
		3570	$fh
		3571	}
		3572
		3573	# make sure only one server instance is running at any one time
		3574	sub atomic {
		3575	my $fh = pidfile;
		3576
		3577	my $pid = <$fh>;
		3578	kill 9, $pid if $pid > 0;
		3579
		3580	seek $fh, 0, 0;
		3581	print $fh $$;
		3582	}
		3583
		3584	sub main_loop {
		3585	trace "EV::loop starting\n";
		3586	if (1) {
		3587	EV::loop;
		3588	}
		3589	trace "EV::loop returned\n";
		3590	goto &main_loop unless $REALLY_UNLOOP;
3133	}	3591	}
3134		3592
3135	sub main {	3593	sub main {
		3594	cf::init_globals; # initialise logging
		3595
		3596	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3597	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3598	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3599	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3600
		3601	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3602
3136	# we must not ever block the main coroutine	3603	# we must not ever block the main coroutine
3137	local $Coro::idle = sub {	3604	local $Coro::idle = sub {
3138	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3605	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3139	(async {	3606	(async {
3140	Event::one_event;	3607	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3608	EV::loop EV::LOOP_ONESHOT;
3141	})->prio (Coro::PRIO_MAX);	3609	})->prio (Coro::PRIO_MAX);
3142	};	3610	};
3143		3611
		3612	evthread_start IO::AIO::poll_fileno;
		3613
		3614	cf::sync_job {
		3615	cf::init_experience;
		3616	cf::init_anim;
		3617	cf::init_attackmess;
		3618	cf::init_dynamic;
		3619
		3620	cf::load_settings;
		3621	cf::load_materials;
		3622
		3623	reload_resources;
3144	reload_config;	3624	reload_config;
3145	db_init;	3625	db_init;
		3626
		3627	cf::init_uuid;
		3628	cf::init_signals;
		3629	cf::init_skills;
		3630
		3631	cf::init_beforeplay;
		3632
		3633	atomic;
		3634
3146	load_extensions;	3635	load_extensions;
3147		3636
3148	$TICK_WATCHER->start;	3637	utime time, time, $RUNTIMEFILE;
3149	Event::loop;	3638
		3639	# no (long-running) fork's whatsoever before this point(!)
		3640	use POSIX ();
		3641	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3642
		3643	(pop @POST_INIT)->(0) while @POST_INIT;
		3644	};
		3645
		3646	cf::object::thawer::errors_are_fatal 0;
		3647	info "parse errors in files are no longer fatal from this point on.\n";
		3648
		3649	main_loop;
3150	}	3650	}
3151		3651
3152	#############################################################################	3652	#############################################################################
3153	# initialisation and cleanup	3653	# initialisation and cleanup
3154		3654
3155	# install some emergency cleanup handlers	3655	# install some emergency cleanup handlers
3156	BEGIN {	3656	BEGIN {
		3657	our %SIGWATCHER = ();
3157	for my $signal (qw(INT HUP TERM)) {	3658	for my $signal (qw(INT HUP TERM)) {
3158	Event->signal (	3659	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3159	reentrant => 0,
3160	data => WF_AUTOCANCEL,
3161	signal => $signal,
3162	prio => 0,
3163	cb => sub {
3164	cf::cleanup "SIG$signal";	3660	cf::cleanup "SIG$signal";
3165	},
3166	);	3661	};
3167	}	3662	}
3168	}	3663	}
3169		3664
3170	sub write_runtime {	3665	sub write_runtime_sync {
3171	my $runtime = "$LOCALDIR/runtime";	3666	my $t0 = AE::time;
3172		3667
3173	# first touch the runtime file to show we are still running:	3668	# first touch the runtime file to show we are still running:
3174	# the fsync below can take a very very long time.	3669	# the fsync below can take a very very long time.
3175		3670
3176	IO::AIO::aio_utime $runtime, undef, undef;	3671	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3177		3672
3178	my $guard = cf::lock_acquire "write_runtime";	3673	my $guard = cf::lock_acquire "write_runtime";
3179		3674
3180	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3675	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3181	or return;	3676	or return;
3182		3677
3183	my $value = $cf::RUNTIME + 90 + 10;	3678	my $value = $cf::RUNTIME + 90 + 10;
3184	# 10 is the runtime save interval, for a monotonic clock	3679	# 10 is the runtime save interval, for a monotonic clock
3185	# 60 allows for the watchdog to kill the server.	3680	# 60 allows for the watchdog to kill the server.
…		…
3195	aio_utime $fh, undef, undef;	3690	aio_utime $fh, undef, undef;
3196		3691
3197	close $fh	3692	close $fh
3198	or return;	3693	or return;
3199		3694
3200	aio_rename "$runtime~", $runtime	3695	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3201	and return;	3696	and return;
3202		3697
3203	warn "runtime file written.\n";	3698	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3204		3699
3205	1	3700	1
		3701	}
		3702
		3703	our $uuid_lock;
		3704	our $uuid_skip;
		3705
		3706	sub write_uuid_sync($) {
		3707	$uuid_skip ||= $_[0];
		3708
		3709	return if $uuid_lock;
		3710	local $uuid_lock = 1;
		3711
		3712	my $uuid = "$LOCALDIR/uuid";
		3713
		3714	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3715	or return;
		3716
		3717	my $value = uuid_seq uuid_cur;
		3718
		3719	unless ($value) {
		3720	info "cowardly refusing to write zero uuid value!\n";
		3721	return;
		3722	}
		3723
		3724	my $value = uuid_str $value + $uuid_skip;
		3725	$uuid_skip = 0;
		3726
		3727	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3728	and return;
		3729
		3730	# always fsync - this file is important
		3731	aio_fsync $fh
		3732	and return;
		3733
		3734	close $fh
		3735	or return;
		3736
		3737	aio_rename "$uuid~", $uuid
		3738	and return;
		3739
		3740	trace "uuid file written ($value).\n";
		3741
		3742	1
		3743
		3744	}
		3745
		3746	sub write_uuid($$) {
		3747	my ($skip, $sync) = @_;
		3748
		3749	$sync ? write_uuid_sync $skip
		3750	: async { write_uuid_sync $skip };
3206	}	3751	}
3207		3752
3208	sub emergency_save() {	3753	sub emergency_save() {
3209	my $freeze_guard = cf::freeze_mainloop;	3754	my $freeze_guard = cf::freeze_mainloop;
3210		3755
3211	warn "enter emergency perl save\n";	3756	info "emergency_perl_save: enter\n";
		3757
		3758	# this is a trade-off: we want to be very quick here, so
		3759	# save all maps without fsync, and later call a global sync
		3760	# (which in turn might be very very slow)
		3761	local $USE_FSYNC = 0;
3212		3762
3213	cf::sync_job {	3763	cf::sync_job {
		3764	cf::write_runtime_sync; # external watchdog should not bark
		3765
3214	# use a peculiar iteration method to avoid tripping on perl	3766	# use a peculiar iteration method to avoid tripping on perl
3215	# refcount bugs in for. also avoids problems with players	3767	# refcount bugs in for. also avoids problems with players
3216	# and maps saved/destroyed asynchronously.	3768	# and maps saved/destroyed asynchronously.
3217	warn "begin emergency player save\n";	3769	info "emergency_perl_save: begin player save\n";
3218	for my $login (keys %cf::PLAYER) {	3770	for my $login (keys %cf::PLAYER) {
3219	my $pl = $cf::PLAYER{$login} or next;	3771	my $pl = $cf::PLAYER{$login} or next;
3220	$pl->valid or next;	3772	$pl->valid or next;
		3773	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3221	$pl->save;	3774	$pl->save;
3222	}	3775	}
3223	warn "end emergency player save\n";	3776	info "emergency_perl_save: end player save\n";
3224		3777
3225	warn "begin emergency map save\n";	3778	cf::write_runtime_sync; # external watchdog should not bark
		3779
		3780	info "emergency_perl_save: begin map save\n";
3226	for my $path (keys %cf::MAP) {	3781	for my $path (keys %cf::MAP) {
3227	my $map = $cf::MAP{$path} or next;	3782	my $map = $cf::MAP{$path} or next;
3228	$map->valid or next;	3783	$map->valid or next;
3229	$map->save;	3784	$map->save;
3230	}	3785	}
3231	warn "end emergency map save\n";	3786	info "emergency_perl_save: end map save\n";
3232		3787
3233	warn "begin emergency database checkpoint\n";	3788	cf::write_runtime_sync; # external watchdog should not bark
		3789
		3790	info "emergency_perl_save: begin database checkpoint\n";
3234	BDB::db_env_txn_checkpoint $DB_ENV;	3791	BDB::db_env_txn_checkpoint $DB_ENV;
3235	warn "end emergency database checkpoint\n";	3792	info "emergency_perl_save: end database checkpoint\n";
		3793
		3794	info "emergency_perl_save: begin write uuid\n";
		3795	write_uuid_sync 1;
		3796	info "emergency_perl_save: end write uuid\n";
		3797
		3798	cf::write_runtime_sync; # external watchdog should not bark
		3799
		3800	trace "emergency_perl_save: syncing database to disk";
		3801	BDB::db_env_txn_checkpoint $DB_ENV;
		3802
		3803	info "emergency_perl_save: starting sync\n";
		3804	IO::AIO::aio_sync sub {
		3805	info "emergency_perl_save: finished sync\n";
		3806	};
		3807
		3808	cf::write_runtime_sync; # external watchdog should not bark
		3809
		3810	trace "emergency_perl_save: flushing outstanding aio requests";
		3811	while (IO::AIO::nreqs || BDB::nreqs) {
		3812	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3813	}
		3814
		3815	cf::write_runtime_sync; # external watchdog should not bark
3236	};	3816	};
3237		3817
3238	warn "leave emergency perl save\n";	3818	info "emergency_perl_save: leave\n";
3239	}	3819	}
3240		3820
3241	sub post_cleanup {	3821	sub post_cleanup {
3242	my ($make_core) = @_;	3822	my ($make_core) = @_;
3243		3823
		3824	IO::AIO::flush;
		3825
3244	warn Carp::longmess "post_cleanup backtrace"	3826	error Carp::longmess "post_cleanup backtrace"
3245	if $make_core;	3827	if $make_core;
		3828
		3829	my $fh = pidfile;
		3830	unlink $PIDFILE if <$fh> == $$;
		3831	}
		3832
		3833	# a safer delete_package, copied from Symbol
		3834	sub clear_package($) {
		3835	my $pkg = shift;
		3836
		3837	# expand to full symbol table name if needed
		3838	unless ($pkg =~ /^main::.*::$/) {
		3839	$pkg = "main$pkg" if $pkg =~ /^::/;
		3840	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3841	$pkg .= '::' unless $pkg =~ /::$/;
		3842	}
		3843
		3844	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3845	my $stem_symtab = *{$stem}{HASH};
		3846
		3847	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3848	or return;
		3849
		3850	# clear all symbols
		3851	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3852	for my $name (keys %$leaf_symtab) {
		3853	_gv_clear *{"$pkg$name"};
		3854	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3855	}
3246	}	3856	}
3247		3857
3248	sub do_reload_perl() {	3858	sub do_reload_perl() {
3249	# can/must only be called in main	3859	# can/must only be called in main
3250	if ($Coro::current != $Coro::main) {	3860	if (in_main) {
3251	warn "can only reload from main coroutine";	3861	error "can only reload from main coroutine";
3252	return;	3862	return;
3253	}	3863	}
3254		3864
		3865	return if $RELOAD++;
		3866
		3867	my $t1 = AE::time;
		3868
		3869	while ($RELOAD) {
3255	warn "reloading...";	3870	info "reloading...";
3256		3871
3257	warn "entering sync_job";	3872	trace "entering sync_job";
3258		3873
3259	cf::sync_job {	3874	cf::sync_job {
3260	cf::write_runtime; # external watchdog should not bark
3261	cf::emergency_save;	3875	cf::emergency_save;
3262	cf::write_runtime; # external watchdog should not bark
3263		3876
3264	warn "syncing database to disk";
3265	BDB::db_env_txn_checkpoint $DB_ENV;
3266
3267	# if anything goes wrong in here, we should simply crash as we already saved
3268
3269	warn "cancelling all WF_AUTOCANCEL watchers";
3270	for (Event::all_watchers) {
3271	$_->cancel if $_->data & WF_AUTOCANCEL;
3272	}
3273
3274	warn "flushing outstanding aio requests";
3275	for (;;) {
3276	BDB::flush;
3277	IO::AIO::flush;
3278	Coro::cede;
3279	last unless IO::AIO::nreqs || BDB::nreqs;
3280	warn "iterate...";
3281	}
3282
3283	++$RELOAD;
3284
3285	warn "cancelling all extension coros";	3877	trace "cancelling all extension coros";
3286	$_->cancel for values %EXT_CORO;	3878	$_->cancel for values %EXT_CORO;
3287	%EXT_CORO = ();	3879	%EXT_CORO = ();
3288		3880
3289	warn "removing commands";	3881	trace "removing commands";
3290	%COMMAND = ();	3882	%COMMAND = ();
3291		3883
3292	warn "removing ext/exti commands";	3884	trace "removing ext/exti commands";
3293	%EXTCMD = ();	3885	%EXTCMD = ();
3294	%EXTICMD = ();	3886	%EXTICMD = ();
3295		3887
3296	warn "unloading/nuking all extensions";	3888	trace "unloading/nuking all extensions";
3297	for my $pkg (@EXTS) {	3889	for my $pkg (@EXTS) {
3298	warn "... unloading $pkg";	3890	trace "... unloading $pkg";
3299		3891
3300	if (my $cb = $pkg->can ("unload")) {	3892	if (my $cb = $pkg->can ("unload")) {
3301	eval {	3893	eval {
3302	$cb->($pkg);	3894	$cb->($pkg);
3303	1	3895	1
3304	} or warn "$pkg unloaded, but with errors: $@";	3896	} or error "$pkg unloaded, but with errors: $@";
		3897	}
		3898
		3899	trace "... clearing $pkg";
		3900	clear_package $pkg;
3305	}	3901	}
3306		3902
3307	warn "... nuking $pkg";
3308	Symbol::delete_package $pkg;
3309	}
3310
3311	warn "unloading all perl modules loaded from $LIBDIR";	3903	trace "unloading all perl modules loaded from $LIBDIR";
3312	while (my ($k, $v) = each %INC) {	3904	while (my ($k, $v) = each %INC) {
3313	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3905	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3314		3906
3315	warn "... unloading $k";	3907	trace "... unloading $k";
3316	delete $INC{$k};	3908	delete $INC{$k};
3317		3909
3318	$k =~ s/\.pm$//;	3910	$k =~ s/\.pm$//;
3319	$k =~ s/\//::/g;	3911	$k =~ s/\//::/g;
3320		3912
3321	if (my $cb = $k->can ("unload_module")) {	3913	if (my $cb = $k->can ("unload_module")) {
3322	$cb->();	3914	$cb->();
		3915	}
		3916
		3917	clear_package $k;
3323	}	3918	}
3324		3919
3325	Symbol::delete_package $k;
3326	}
3327
3328	warn "getting rid of safe::, as good as possible";	3920	trace "getting rid of safe::, as good as possible";
3329	Symbol::delete_package "safe::$_"	3921	clear_package "safe::$_"
3330	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3922	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3331		3923
3332	warn "unloading cf.pm \"a bit\"";	3924	trace "unloading cf.pm \"a bit\"";
3333	delete $INC{"cf.pm"};	3925	delete $INC{"cf.pm"};
3334	delete $INC{"cf/pod.pm"};	3926	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3335		3927
3336	# don't, removes xs symbols, too,	3928	# don't, removes xs symbols, too,
3337	# and global variables created in xs	3929	# and global variables created in xs
3338	#Symbol::delete_package __PACKAGE__;	3930	#clear_package __PACKAGE__;
3339		3931
3340	warn "unload completed, starting to reload now";	3932	info "unload completed, starting to reload now";
3341		3933
3342	warn "reloading cf.pm";	3934	trace "reloading cf.pm";
3343	require cf;	3935	require cf;
3344	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3936	cf::_connect_to_perl_1;
3345		3937
3346	warn "loading config and database again";	3938	trace "loading config and database again";
3347	cf::reload_config;	3939	cf::reload_config;
3348		3940
3349	warn "loading extensions";	3941	trace "loading extensions";
3350	cf::load_extensions;	3942	cf::load_extensions;
3351		3943
		3944	if ($REATTACH_ON_RELOAD) {
3352	warn "reattaching attachments to objects/players";	3945	trace "reattaching attachments to objects/players";
3353	_global_reattach; # objects, sockets	3946	_global_reattach; # objects, sockets
3354	warn "reattaching attachments to maps";	3947	trace "reattaching attachments to maps";
3355	reattach $_ for values %MAP;	3948	reattach $_ for values %MAP;
3356	warn "reattaching attachments to players";	3949	trace "reattaching attachments to players";
3357	reattach $_ for values %PLAYER;	3950	reattach $_ for values %PLAYER;
		3951	}
3358		3952
		3953	trace "running post_init jobs";
		3954	(pop @POST_INIT)->(1) while @POST_INIT;
		3955
3359	warn "leaving sync_job";	3956	trace "leaving sync_job";
3360		3957
3361	1	3958	1
3362	} or do {	3959	} or do {
3363	warn $@;	3960	error $@;
3364	warn "error while reloading, exiting.";	3961	cf::cleanup "error while reloading, exiting.";
3365	exit 1;	3962	};
		3963
		3964	info "reloaded";
		3965	--$RELOAD;
3366	};	3966	}
3367		3967
3368	warn "reloaded";	3968	$t1 = AE::time - $t1;
		3969	info "reload completed in ${t1}s\n";
3369	};	3970	};
3370		3971
3371	our $RELOAD_WATCHER; # used only during reload	3972	our $RELOAD_WATCHER; # used only during reload
3372		3973
3373	sub reload_perl() {	3974	sub reload_perl() {
3374	# doing reload synchronously and two reloads happen back-to-back,	3975	# doing reload synchronously and two reloads happen back-to-back,
3375	# coro crashes during coro_state_free->destroy here.	3976	# coro crashes during coro_state_free->destroy here.
3376		3977
3377	$RELOAD_WATCHER ||= Event->timer (	3978	$RELOAD_WATCHER ||= cf::async {
3378	reentrant => 0,	3979	Coro::AIO::aio_wait cache_extensions;
3379	after => 0,	3980
3380	data => WF_AUTOCANCEL,	3981	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3381	cb => sub {
3382	do_reload_perl;	3982	do_reload_perl;
3383	undef $RELOAD_WATCHER;	3983	undef $RELOAD_WATCHER;
3384	},	3984	};
3385	);	3985	};
3386	}	3986	}
3387		3987
3388	register_command "reload" => sub {	3988	register_command "reload" => sub {
3389	my ($who, $arg) = @_;	3989	my ($who, $arg) = @_;
3390		3990
3391	if ($who->flag (FLAG_WIZ)) {	3991	if ($who->flag (FLAG_WIZ)) {
3392	$who->message ("reloading server.");	3992	$who->message ("reloading server.");
		3993	async {
		3994	$Coro::current->{desc} = "perl_reload";
3393	async { reload_perl };	3995	reload_perl;
		3996	};
3394	}	3997	}
3395	};	3998	};
3396		3999
3397	unshift @INC, $LIBDIR;	4000	unshift @INC, $LIBDIR;
3398		4001
…		…
3400		4003
3401	our @WAIT_FOR_TICK;	4004	our @WAIT_FOR_TICK;
3402	our @WAIT_FOR_TICK_BEGIN;	4005	our @WAIT_FOR_TICK_BEGIN;
3403		4006
3404	sub wait_for_tick {	4007	sub wait_for_tick {
3405	return unless $TICK_WATCHER->is_active;
3406	return if $Coro::current == $Coro::main;	4008	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3407		4009
3408	my $signal = new Coro::Signal;	4010	my $signal = new Coro::Signal;
3409	push @WAIT_FOR_TICK, $signal;	4011	push @WAIT_FOR_TICK, $signal;
3410	$signal->wait;	4012	$signal->wait;
3411	}	4013	}
3412		4014
3413	sub wait_for_tick_begin {	4015	sub wait_for_tick_begin {
3414	return unless $TICK_WATCHER->is_active;
3415	return if $Coro::current == $Coro::main;	4016	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3416		4017
3417	my $signal = new Coro::Signal;	4018	my $signal = new Coro::Signal;
3418	push @WAIT_FOR_TICK_BEGIN, $signal;	4019	push @WAIT_FOR_TICK_BEGIN, $signal;
3419	$signal->wait;	4020	$signal->wait;
3420	}	4021	}
3421		4022
3422	my $min = 1e6;#d#	4023	sub tick {
3423	my $avg = 10;
3424	$TICK_WATCHER = Event->timer (
3425	reentrant => 0,
3426	parked => 1,
3427	prio => 0,
3428	at => $NEXT_TICK || $TICK,
3429	data => WF_AUTOCANCEL,
3430	cb => sub {
3431	if ($Coro::current != $Coro::main) {	4024	if ($Coro::current != $Coro::main) {
3432	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4025	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3433	unless ++$bug_warning > 10;	4026	unless ++$bug_warning > 10;
3434	return;	4027	return;
3435	}	4028	}
3436		4029
3437	$NOW = $tick_start = Event::time;
3438
3439	cf::server_tick; # one server iteration	4030	cf::server_tick; # one server iteration
3440		4031
3441	0 && sync_job {#d#	4032	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3442	for(1..10) {
3443	my $t = Event::time;
3444	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3445	or die;
3446		4033
3447	$map->width (50);	4034	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3448	$map->height (50);	4035	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3449	$map->alloc;	4036	Coro::async_pool {
3450	$map->_load_objects ("/tmp/x.map", 1); #TODO: does not work	4037	$Coro::current->{desc} = "runtime saver";
3451	my $t = Event::time - $t;	4038	write_runtime_sync
3452		4039	or error "ERROR: unable to write runtime file: $!";
3453	#next unless $t < 0.0013;#d#
3454	if ($t < $min) {
3455	$min = $t;
3456	}
3457	$avg = $avg * 0.99 + $t * 0.01;
3458	}
3459	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3460	exit 0;
3461	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3462	};	4040	};
		4041	}
3463		4042
3464	$RUNTIME += $TICK;
3465	$NEXT_TICK += $TICK;
3466
3467	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3468	$NEXT_RUNTIME_WRITE = $NOW + 10;
3469	Coro::async_pool {
3470	write_runtime
3471	or warn "ERROR: unable to write runtime file: $!";
3472	};
3473	}
3474
3475	# my $AFTER = Event::time;
3476	# warn $AFTER - $NOW;#d#
3477
3478	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4043	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3479	$sig->send;	4044	$sig->send;
3480	}	4045	}
3481	while (my $sig = shift @WAIT_FOR_TICK) {	4046	while (my $sig = shift @WAIT_FOR_TICK) {
3482	$sig->send;	4047	$sig->send;
3483	}	4048	}
3484		4049
3485	$NOW = Event::time;	4050	$LOAD = ($NOW - $TICK_START) / $TICK;
3486
3487	# if we are delayed by four ticks or more, skip them all
3488	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3489
3490	$TICK_WATCHER->at ($NEXT_TICK);
3491	$TICK_WATCHER->start;
3492
3493	$LOAD = ($NOW - $tick_start) / $TICK;
3494	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4051	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3495		4052
3496	_post_tick;	4053	if (0) {
3497		4054	if ($NEXT_TICK) {
3498		4055	my $jitter = $TICK_START - $NEXT_TICK;
		4056	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4057	debug "jitter $JITTER\n";#d#
		4058	}
3499	},	4059	}
3500	);	4060	}
3501		4061
3502	{	4062	{
3503	BDB::max_poll_time $TICK * 0.1;	4063	# configure BDB
3504	$BDB_POLL_WATCHER = Event->io (	4064
3505	reentrant => 0,
3506	fd => BDB::poll_fileno,
3507	poll => 'r',
3508	prio => 0,
3509	data => WF_AUTOCANCEL,
3510	cb => \&BDB::poll_cb,
3511	);
3512	BDB::min_parallel 8;	4065	BDB::min_parallel 16;
3513		4066	BDB::max_poll_reqs $TICK * 0.1;
3514	BDB::set_sync_prepare {	4067	$AnyEvent::BDB::WATCHER->priority (1);
3515	my $status;
3516	my $current = $Coro::current;
3517	(
3518	sub {
3519	$status = $!;
3520	$current->ready; undef $current;
3521	},
3522	sub {
3523	Coro::schedule while defined $current;
3524	$! = $status;
3525	},
3526	)
3527	};
3528		4068
3529	unless ($DB_ENV) {	4069	unless ($DB_ENV) {
3530	$DB_ENV = BDB::db_env_create;	4070	$DB_ENV = BDB::db_env_create;
		4071	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4072	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4073	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4074	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4075	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3531		4076
3532	cf::sync_job {	4077	cf::sync_job {
3533	eval {	4078	eval {
3534	BDB::db_env_open	4079	BDB::db_env_open
3535	$DB_ENV,	4080	$DB_ENV,
…		…
3537	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4082	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3538	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4083	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3539	0666;	4084	0666;
3540		4085
3541	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4086	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3542
3543	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3544	$DB_ENV->set_lk_detect;
3545	};	4087	};
3546		4088
3547	cf::cleanup "db_env_open(db): $@" if $@;	4089	cf::cleanup "db_env_open(db): $@" if $@;
3548	};	4090	};
3549	}	4091	}
		4092
		4093	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4094	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4095	};
		4096	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4097	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4098	};
		4099	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4100	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4101	};
3550	}	4102	}
3551		4103
3552	{	4104	{
		4105	# configure IO::AIO
		4106
3553	IO::AIO::min_parallel 8;	4107	IO::AIO::min_parallel 8;
3554
3555	undef $Coro::AIO::WATCHER;
3556	IO::AIO::max_poll_time $TICK * 0.1;	4108	IO::AIO::max_poll_time $TICK * 0.1;
3557	$AIO_POLL_WATCHER = Event->io (	4109	undef $AnyEvent::AIO::WATCHER;
3558	reentrant => 0,
3559	data => WF_AUTOCANCEL,
3560	fd => IO::AIO::poll_fileno,
3561	poll => 'r',
3562	prio => 6,
3563	cb => \&IO::AIO::poll_cb,
3564	);
3565	}	4110	}
3566		4111
3567	my $_log_backtrace;	4112	my $_log_backtrace;
3568		4113
3569	sub _log_backtrace {	4114	sub _log_backtrace {
…		…
3572	$msg =~ s/\n//;	4117	$msg =~ s/\n//;
3573		4118
3574	# limit the # of concurrent backtraces	4119	# limit the # of concurrent backtraces
3575	if ($_log_backtrace < 2) {	4120	if ($_log_backtrace < 2) {
3576	++$_log_backtrace;	4121	++$_log_backtrace;
		4122	my $perl_bt = Carp::longmess $msg;
3577	async {	4123	async {
		4124	$Coro::current->{desc} = "abt $msg";
		4125
3578	my @bt = fork_call {	4126	my @bt = fork_call {
3579	@addr = map { sprintf "%x", $_ } @addr;	4127	@addr = map { sprintf "%x", $_ } @addr;
3580	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4128	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3581	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4129	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3582	or die "addr2line: $!";	4130	or die "addr2line: $!";
…		…
3590	}	4138	}
3591		4139
3592	@funcs	4140	@funcs
3593	};	4141	};
3594		4142
3595	LOG llevInfo, "[ABT] $msg\n";	4143	LOG llevInfo, "[ABT] $perl_bt\n";
		4144	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3596	LOG llevInfo, "[ABT] $_\n" for @bt;	4145	LOG llevInfo, "[ABT] $_\n" for @bt;
3597	--$_log_backtrace;	4146	--$_log_backtrace;
3598	};	4147	};
3599	} else {	4148	} else {
3600	LOG llevInfo, "[ABT] $msg\n";	4149	LOG llevInfo, "[ABT] $msg\n";
3601	LOG llevInfo, "[ABT] [suppressed]\n";	4150	LOG llevInfo, "[ABT] [suppressed]\n";
3602	}	4151	}
3603	}	4152	}
3604		4153
3605	# load additional modules	4154	# load additional modules
3606	use cf::pod;	4155	require "cf/$_.pm" for @EXTRA_MODULES;
		4156	cf::_connect_to_perl_2;
3607		4157
3608	END { cf::emergency_save }	4158	END { cf::emergency_save }
3609		4159
3610	1	4160	1
3611		4161

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