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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.329 by root, Fri Aug 10 05:38:16 2007 UTC vs.
Revision 1.533 by root, Thu Apr 29 07:59:17 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use Storable;	32	use EV;
10	use Event;
11	use Opcode;	33	use Opcode;
12	use Safe;	34	use Safe;
13	use Safe::Hole;	35	use Safe::Hole;
		36	use Storable ();
		37	use Carp ();
14		38
		39	use Guard ();
15	use Coro 3.61 ();	40	use Coro ();
16	use Coro::State;	41	use Coro::State;
17	use Coro::Handle;	42	use Coro::Handle;
		43	use Coro::EV;
18	use Coro::Event;	44	use Coro::AnyEvent;
19	use Coro::Timer;	45	use Coro::Timer;
20	use Coro::Signal;	46	use Coro::Signal;
21	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
22	use Coro::AIO;	50	use Coro::AIO;
		51	use Coro::BDB 1.6;
23	use Coro::Storable;	52	use Coro::Storable;
		53	use Coro::Util ();
24		54
25	use JSON::XS 1.4 ();	55	use JSON::XS 2.01 ();
26	use BDB ();	56	use BDB ();
27	use Data::Dumper;	57	use Data::Dumper;
28	use Digest::MD5;
29	use Fcntl;	58	use Fcntl;
30	use YAML::Syck ();	59	use YAML::XS ();
31	use IO::AIO 2.32 ();	60	use IO::AIO ();
32	use Time::HiRes;	61	use Time::HiRes;
33	use Compress::LZF;	62	use Compress::LZF;
34	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
35		66
36	# configure various modules to our taste	67	# configure various modules to our taste
37	#	68	#
38	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
39	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	70	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		71
		72	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		73
		74	# make sure c-lzf reinitialises itself
		75	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
40	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	76	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
41		77
42	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
43		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		80
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
50		82
51	our %COMMAND = ();	83	our %COMMAND = ();
52	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
55	our %EXTCMD = ();	87	our %EXTCMD = ();
56	our %EXTICMD = ();	88	our %EXTICMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
59		91
60	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
62		96
63	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
64	our $DATADIR = datadir;	98	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
68	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE; # 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;
74		118
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	121	our $NEXT_TICK;
80	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
82		123
		124	our $BDB_DEADLOCK_WATCHER;
		125	our $BDB_CHECKPOINT_WATCHER;
83	our $BDB_POLL_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	127	our $DB_ENV;
		128
		129	our @EXTRA_MODULES = qw(pod match mapscript);
85		130
86	our %CFG;	131	our %CFG;
87		132
88	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	134	our $RUNTIME;
		135	our $NOW;
90		136
91	our %PLAYER; # all users	137	our (%PLAYER, %PLAYER_LOADING); # all users
92	our %MAP; # all maps	138	our (%MAP, %MAP_LOADING ); # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	139	our $LINK_MAP; # the special {link} map, which is always available
94		140
95	# 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 ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	142	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		143
98	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)
99	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
		146	our $JITTER; # average jitter
100	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 $REALLY_UNLOOP; # never set to true, please :)
101		153
102	binmode STDOUT;	154	binmode STDOUT;
103	binmode STDERR;	155	binmode STDERR;
104		156
105	# read virtual server time, if available	157	# read virtual server time, if available
106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
107	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
108	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
109	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
110	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
111		165
112	mkdir $_	166	mkdir $_
113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
114		168
115	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
116		170
117	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::"} };
118		187
119	#############################################################################	188	#############################################################################
120		189
121	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
122		191
…		…
158		227
159	The raw value load value from the last tick.	228	The raw value load value from the last tick.
160		229
161	=item %cf::CFG	230	=item %cf::CFG
162		231
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	232	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	233	from wherever your confdir points to.
165		234
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	235	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		236
168	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
169	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
170	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.
171		240
172	=item @cf::INVOKE_RESULTS	241	=item @cf::INVOKE_RESULTS
173		242
174	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
175	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
176	that call.	245	that call.
177		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
178	=back	253	=back
179		254
180	=cut	255	=cut
181		256
182	BEGIN {	257	sub error(@) { LOG llevError, join "", @_ }
183	*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 {
184	my $msg = join "", @_;	264	my $msg = join "", @_;
185		265
186	$msg .= "\n"	266	$msg .= "\n"
187	unless $msg =~ /\n$/;	267	unless $msg =~ /\n$/;
188		268
189	$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;
190		270
191	utf8::encode $msg;
192	LOG llevError, $msg;	271	LOG llevWarn, $msg;
193	};	272	};
194	}	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	};
195		287
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	288	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	289	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	290	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	291	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
206	for my $pkg (qw(	298	for my $pkg (qw(
207	cf::global cf::attachable	299	cf::global cf::attachable
208	cf::object cf::object::player	300	cf::object cf::object::player
209	cf::client cf::player	301	cf::client cf::player
210	cf::arch cf::living	302	cf::arch cf::living
		303	cf::map cf::mapspace
211	cf::map cf::party cf::region	304	cf::party cf::region
212	)) {	305	)) {
213	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	306	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	307	}
216		308
217	$Event::DIED = sub {	309	$EV::DIED = sub {
218	warn "error in event callback: @_";	310	Carp::cluck "error in event callback: @_";
219	};	311	};
220		312
221	#############################################################################	313	#############################################################################
222		314
223	=head2 UTILITY FUNCTIONS	315	=head2 UTILITY FUNCTIONS
…		…
245	$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;
246	$d	338	$d
247	} || "[unable to dump $_[0]: '$@']";	339	} || "[unable to dump $_[0]: '$@']";
248	}	340	}
249		341
250	=item $ref = cf::from_json $json	342	=item $ref = cf::decode_json $json
251		343
252	Converts a JSON string into the corresponding perl data structure.	344	Converts a JSON string into the corresponding perl data structure.
253		345
254	=item $json = cf::to_json $ref	346	=item $json = cf::encode_json $ref
255		347
256	Converts a perl data structure into its JSON representation.	348	Converts a perl data structure into its JSON representation.
257		349
258	=cut	350	=cut
259		351
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	352	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		353
262	sub to_json ($) { $json_coder->encode ($_[0]) }	354	sub encode_json($) { $json_coder->encode ($_[0]) }
263	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	}
264		370
265	=item cf::lock_wait $string	371	=item cf::lock_wait $string
266		372
267	Wait until the given lock is available. See cf::lock_acquire.	373	Wait until the given lock is available. See cf::lock_acquire.
268		374
269	=item my $lock = cf::lock_acquire $string	375	=item my $lock = cf::lock_acquire $string
270		376
271	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
272	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,
273	for example when the coroutine gets canceled), the lock is automatically	379	for example when the coroutine gets canceled), the lock is automatically
274	returned.	380	returned.
275		381
		382	Locks are *not* recursive, locking from the same coro twice results in a
		383	deadlocked coro.
		384
276	Lock names should begin with a unique identifier (for example, cf::map::find	385	Lock names should begin with a unique identifier (for example, cf::map::find
277	uses map_find and cf::map::load uses map_load).	386	uses map_find and cf::map::load uses map_load).
278		387
279	=item $locked = cf::lock_active $string	388	=item $locked = cf::lock_active $string
280		389
281	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.
282		391
283	=cut	392	=cut
284		393
285	our %LOCK;	394	our $LOCKS = new Coro::SemaphoreSet;
286		395
287	sub lock_wait($) {	396	sub lock_wait($) {
288	my ($key) = @_;	397	$LOCKS->wait ($_[0]);
289
290	# wait for lock, if any
291	while ($LOCK{$key}) {
292	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;
294	}
295	}	398	}
296		399
297	sub lock_acquire($) {	400	sub lock_acquire($) {
298	my ($key) = @_;	401	$LOCKS->guard ($_[0])
299
300	# wait, to be sure we are not locked
301	lock_wait $key;
302
303	$LOCK{$key} = [];
304
305	Coro::guard {
306	# wake up all waiters, to be on the safe side
307	$_->ready for @{ delete $LOCK{$key} };
308	}
309	}	402	}
310		403
311	sub lock_active($) {	404	sub lock_active($) {
312	my ($key) = @_;	405	$LOCKS->count ($_[0]) < 1
313
314	! ! $LOCK{$key}
315	}	406	}
316		407
317	sub freeze_mainloop {	408	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	409	tick_inhibit_inc;
319		410
320	my $guard = Coro::guard {	411	&Guard::guard (\&tick_inhibit_dec);
321	$TICK_WATCHER->start;	412	}
322	};	413
323	$TICK_WATCHER->stop;	414	=item cf::periodic $interval, $cb
324	$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($$) {
		422	my ($interval, $cb) = @_;
		423
		424	my $start = rand List::Util::min 180, $interval;
		425
		426	EV::periodic $start, $interval, 0, $cb
325	}	427	}
326		428
327	=item cf::get_slot $time[, $priority[, $name]]	429	=item cf::get_slot $time[, $priority[, $name]]
328		430
329	Allocate $time seconds of blocking CPU time at priority C<$priority>:	431	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
337		439
338	=cut	440	=cut
339		441
340	our @SLOT_QUEUE;	442	our @SLOT_QUEUE;
341	our $SLOT_QUEUE;	443	our $SLOT_QUEUE;
		444	our $SLOT_DECAY = 0.9;
342		445
343	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	446	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
344	$SLOT_QUEUE = Coro::async {	447	$SLOT_QUEUE = Coro::async {
		448	$Coro::current->desc ("timeslot manager");
		449
345	my $signal = new Coro::Signal;	450	my $signal = new Coro::Signal;
		451	my $busy;
346		452
347	while () {	453	while () {
348	next_job:	454	next_job:
		455
349	my $avail = cf::till_tick;	456	my $avail = cf::till_tick;
350	if ($avail > 0.01) {	457
351	for (0 .. $#SLOT_QUEUE) {	458	for (0 .. $#SLOT_QUEUE) {
352	if ($SLOT_QUEUE[$_][0] < $avail) {	459	if ($SLOT_QUEUE[$_][0] <= $avail) {
		460	$busy = 0;
353	my $job = splice @SLOT_QUEUE, $_, 1, ();	461	my $job = splice @SLOT_QUEUE, $_, 1, ();
354	$job->[2]->send;	462	$job->[2]->send;
355	Coro::cede;	463	Coro::cede;
356	goto next_job;	464	goto next_job;
357	}	465	} else {
		466	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
358	}	467	}
359	}	468	}
360		469
361	if (@SLOT_QUEUE) {	470	if (@SLOT_QUEUE) {
362	# we do not use wait_For_tick() as it returns immediately when tick is inactive	471	# we do not use wait_for_tick() as it returns immediately when tick is inactive
363	push @cf::WAIT_FOR_TICK, $signal;	472	push @cf::WAIT_FOR_TICK, $signal;
364	$signal->wait;	473	$signal->wait;
365	} else {	474	} else {
		475	$busy = 0;
366	Coro::schedule;	476	Coro::schedule;
367	}	477	}
368	}	478	}
369	};	479	};
370		480
371	sub get_slot($;$$) {	481	sub get_slot($;$$) {
		482	return if tick_inhibit || $Coro::current == $Coro::main;
		483
372	my ($time, $pri, $name) = @_;	484	my ($time, $pri, $name) = @_;
373		485
374	$time = $TICK * .6 if $time > $TICK * .6;	486	$time = clamp $time, 0.01, $TICK * .6;
		487
375	my $sig = new Coro::Signal;	488	my $sig = new Coro::Signal;
376		489
377	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	490	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
378	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	491	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
379	$SLOT_QUEUE->ready;	492	$SLOT_QUEUE->ready;
…		…
390		503
391	BEGIN { *async = \&Coro::async_pool }	504	BEGIN { *async = \&Coro::async_pool }
392		505
393	=item cf::sync_job { BLOCK }	506	=item cf::sync_job { BLOCK }
394		507
395	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	508	The design of Deliantra requires that the main coroutine ($Coro::main)
396	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
397	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
398	acceptable.	511	acceptable.
399		512
400	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
401	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
…		…
406		519
407	sub sync_job(&) {	520	sub sync_job(&) {
408	my ($job) = @_;	521	my ($job) = @_;
409		522
410	if ($Coro::current == $Coro::main) {	523	if ($Coro::current == $Coro::main) {
411	my $time = Event::time;	524	my $time = AE::time;
412		525
413	# this is the main coro, too bad, we have to block	526	# this is the main coro, too bad, we have to block
414	# till the operation succeeds, freezing the server :/	527	# till the operation succeeds, freezing the server :/
415		528
416	# TODO: use suspend/resume instead	529	LOG llevError, Carp::longmess "sync job";#d#
417	# (but this is cancel-safe)	530
418	my $freeze_guard = freeze_mainloop;	531	my $freeze_guard = freeze_mainloop;
419		532
420	my $busy = 1;	533	my $busy = 1;
421	my @res;	534	my @res;
422		535
423	(async {	536	(async {
		537	$Coro::current->desc ("sync job coro");
424	@res = eval { $job->() };	538	@res = eval { $job->() };
425	warn $@ if $@;	539	error $@ if $@;
426	undef $busy;	540	undef $busy;
427	})->prio (Coro::PRIO_MAX);	541	})->prio (Coro::PRIO_MAX);
428		542
429	while ($busy) {	543	while ($busy) {
430	Coro::cede or Event::one_event;	544	if (Coro::nready) {
		545	Coro::cede_notself;
		546	} else {
		547	EV::loop EV::LOOP_ONESHOT;
431	}	548	}
		549	}
432		550
433	$time = Event::time - $time;	551	my $time = AE::time - $time;
434		552
435	LOG llevError | logBacktrace, Carp::longmess "long sync job"
436	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
437
438	$tick_start += $time; # do not account sync jobs to server load	553	$TICK_START += $time; # do not account sync jobs to server load
439		554
440	wantarray ? @res : $res[0]	555	wantarray ? @res : $res[0]
441	} else {	556	} else {
442	# we are in another coroutine, how wonderful, everything just works	557	# we are in another coroutine, how wonderful, everything just works
443		558
…		…
468	=item fork_call { }, $args	583	=item fork_call { }, $args
469		584
470	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
471	process, returning the results. Everything must be serialisable with	586	process, returning the results. Everything must be serialisable with
472	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
473	never block itself or use any form of Event handling.	588	never block itself or use any form of event handling.
474		589
475	=cut	590	=cut
476
477	sub _store_scalar {
478	open my $fh, ">", \my $buf
479	or die "fork_call: cannot open fh-to-buf in child : $!";
480	Storable::store_fd $_[0], $fh;
481	close $fh;
482
483	$buf
484	}
485		591
486	sub fork_call(&@) {	592	sub fork_call(&@) {
487	my ($cb, @args) = @_;	593	my ($cb, @args) = @_;
488		594
489	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	595	# we seemingly have to make a local copy of the whole thing,
490	# or die "socketpair: $!";	596	# otherwise perl prematurely frees the stuff :/
491	pipe my $fh1, my $fh2	597	# TODO: investigate and fix (likely this will be rather laborious)
492	or die "pipe: $!";
493		598
494	if (my $pid = fork) {	599	my @res = Coro::Util::fork_eval {
495	close $fh2;
496
497	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
498	warn "pst<$res>" unless $res =~ /^pst/;
499	$res = Coro::Storable::thaw $res;
500
501	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
502
503	Carp::confess $$res unless "ARRAY" eq ref $res;
504
505	return wantarray ? @$res : $res->[-1];
506	} else {
507	reset_signals;	600	reset_signals;
508	local $SIG{__WARN__};	601	&$cb
509	local $SIG{__DIE__};	602	}, @args;
510	# just in case, this hack effectively disables event
511	# in the child. cleaner and slower would be canceling all watchers,
512	# but this works for the time being.
513	local $Coro::idle;
514	$Coro::current->prio (Coro::PRIO_MAX);
515		603
516	eval {	604	wantarray ? @res : $res[-1]
517	close $fh1;	605	}
518		606
519	my @res = eval { $cb->(@args) };	607	sub objinfo {
520
521	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
522	close $fh2;
523	};
524
525	warn $@ if $@;
526	_exit 0;
527	}	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
528	}	643	}
529		644
530	=item $value = cf::db_get $family => $key	645	=item $value = cf::db_get $family => $key
531		646
532	Returns a single value from the environment database.	647	Returns a single value from the environment database.
…		…
534	=item cf::db_put $family => $key => $value	649	=item cf::db_put $family => $key => $value
535		650
536	Stores the given C<$value> in the family. It can currently store binary	651	Stores the given C<$value> in the family. It can currently store binary
537	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).
538		653
		654	=item $db = cf::db_table "name"
		655
		656	Create and/or open a new database table. The string must not be "db" and must be unique
		657	within each server.
		658
539	=cut	659	=cut
		660
		661	sub db_table($) {
		662	my ($name) = @_;
		663	my $db = BDB::db_create $DB_ENV;
		664
		665	eval {
		666	$db->set_flags (BDB::CHKSUM);
		667
		668	utf8::encode $name;
		669	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		670	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		671	cf::cleanup "db_open(db): $!" if $!;
		672	};
		673	cf::cleanup "db_open(db): $@" if $@;
		674
		675	$db
		676	}
540		677
541	our $DB;	678	our $DB;
542		679
543	sub db_init {	680	sub db_init {
544	unless ($DB) {
545	$DB = BDB::db_create $DB_ENV;
546
547	cf::sync_job {	681	cf::sync_job {
548	eval {	682	$DB ||= db_table "db";
549	$DB->set_flags (BDB::CHKSUM);
550
551	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
552	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
553	cf::cleanup "db_open(db): $!" if $!;
554	};
555	cf::cleanup "db_open(db): $@" if $@;
556	};
557	}	683	};
558	}	684	}
559		685
560	sub db_get($$) {	686	sub db_get($$) {
561	my $key = "$_[0]/$_[1]";	687	my $key = "$_[0]/$_[1]";
562		688
…		…
612	if (1) {	738	if (1) {
613	$md5 =	739	$md5 =
614	join "\x00",	740	join "\x00",
615	$processversion,	741	$processversion,
616	map {	742	map {
617	Coro::cede;	743	cf::cede_to_tick;
618	($src->[$_], Digest::MD5::md5_hex $data[$_])	744	($src->[$_], Digest::MD5::md5_hex $data[$_])
619	} 0.. $#$src;	745	} 0.. $#$src;
620		746
621		747
622	my $dbmd5 = db_get cache => "$id/md5";	748	my $dbmd5 = db_get cache => "$id/md5";
…		…
629		755
630	my $t1 = Time::HiRes::time;	756	my $t1 = Time::HiRes::time;
631	my $data = $process->(\@data);	757	my $data = $process->(\@data);
632	my $t2 = Time::HiRes::time;	758	my $t2 = Time::HiRes::time;
633		759
634	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	760	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
635		761
636	db_put cache => "$id/data", $data;	762	db_put cache => "$id/data", $data;
637	db_put cache => "$id/md5" , $md5;	763	db_put cache => "$id/md5" , $md5;
638	db_put cache => "$id/meta", $meta;	764	db_put cache => "$id/meta", $meta;
639		765
…		…
649		775
650	=cut	776	=cut
651		777
652	sub datalog($@) {	778	sub datalog($@) {
653	my ($type, %kv) = @_;	779	my ($type, %kv) = @_;
654	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	780	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
655	}	781	}
656		782
657	=back	783	=back
658		784
659	=cut	785	=cut
660		786
661	#############################################################################	787	#############################################################################
662		788
663	=head2 ATTACHABLE OBJECTS	789	=head2 ATTACHABLE OBJECTS
664		790
665	Many objects in crossfire are so-called attachable objects. That means you can	791	Many objects in deliantra are so-called attachable objects. That means you can
666	attach callbacks/event handlers (a collection of which is called an "attachment")	792	attach callbacks/event handlers (a collection of which is called an "attachment")
667	to it. All such attachable objects support the following methods.	793	to it. All such attachable objects support the following methods.
668		794
669	In the following description, CLASS can be any of C<global>, C<object>	795	In the following description, CLASS can be any of C<global>, C<object>
670	C<player>, C<client> or C<map> (i.e. the attachable objects in	796	C<player>, C<client> or C<map> (i.e. the attachable objects in
671	Crossfire TRT).	797	Deliantra).
672		798
673	=over 4	799	=over 4
674		800
675	=item $attachable->attach ($attachment, key => $value...)	801	=item $attachable->attach ($attachment, key => $value...)
676		802
…		…
720	=item cf::CLASS::attachment $name, ...	846	=item cf::CLASS::attachment $name, ...
721		847
722	Register an attachment by C<$name> through which attachable objects of the	848	Register an attachment by C<$name> through which attachable objects of the
723	given CLASS can refer to this attachment.	849	given CLASS can refer to this attachment.
724		850
725	Some classes such as crossfire maps and objects can specify attachments	851	Some classes such as deliantra maps and objects can specify attachments
726	that are attached at load/instantiate time, thus the need for a name.	852	that are attached at load/instantiate time, thus the need for a name.
727		853
728	These calls expect any number of the following handler/hook descriptions:	854	These calls expect any number of the following handler/hook descriptions:
729		855
730	=over 4	856	=over 4
…		…
854		980
855	} elsif (exists $cb_id{$type}) {	981	} elsif (exists $cb_id{$type}) {
856	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	982	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
857		983
858	} elsif (ref $type) {	984	} elsif (ref $type) {
859	warn "attaching objects not supported, ignoring.\n";	985	error "attaching objects not supported, ignoring.\n";
860		986
861	} else {	987	} else {
862	shift @arg;	988	shift @arg;
863	warn "attach argument '$type' not supported, ignoring.\n";	989	error "attach argument '$type' not supported, ignoring.\n";
864	}	990	}
865	}	991	}
866	}	992	}
867		993
868	sub _object_attach {	994	sub _object_attach {
…		…
878	_attach $registry, $klass, @attach;	1004	_attach $registry, $klass, @attach;
879	}	1005	}
880		1006
881	$obj->{$name} = \%arg;	1007	$obj->{$name} = \%arg;
882	} else {	1008	} else {
883	warn "object uses attachment '$name' which is not available, postponing.\n";	1009	info "object uses attachment '$name' which is not available, postponing.\n";
884	}	1010	}
885		1011
886	$obj->{_attachment}{$name} = undef;	1012	$obj->{_attachment}{$name} = undef;
887	}	1013	}
888		1014
…		…
947		1073
948	for (@$callbacks) {	1074	for (@$callbacks) {
949	eval { &{$_->[1]} };	1075	eval { &{$_->[1]} };
950		1076
951	if ($@) {	1077	if ($@) {
952	warn "$@";
953	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1078	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
954	override;	1079	override;
955	}	1080	}
956		1081
957	return 1 if $override;	1082	return 1 if $override;
958	}	1083	}
959		1084
960	0	1085	0
961	}	1086	}
962		1087
963	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1088	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
964		1089
965	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1090	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
966		1091
967	Generate an object-specific event with the given arguments.	1092	Generate an object-specific event with the given arguments.
968		1093
…		…
974		1099
975	=cut	1100	=cut
976		1101
977	#############################################################################	1102	#############################################################################
978	# object support	1103	# object support
979	#
980		1104
		1105	sub _object_equal($$);
		1106	sub _object_equal($$) {
		1107	my ($a, $b) = @_;
		1108
		1109	return 0 unless (ref $a) eq (ref $b);
		1110
		1111	if ("HASH" eq ref $a) {
		1112	my @ka = keys %$a;
		1113	my @kb = keys %$b;
		1114
		1115	return 0 if @ka != @kb;
		1116
		1117	for (0 .. $#ka) {
		1118	return 0 unless $ka[$_] eq $kb[$_];
		1119	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1120	}
		1121
		1122	} elsif ("ARRAY" eq ref $a) {
		1123
		1124	return 0 if @$a != @$b;
		1125
		1126	for (0 .. $#$a) {
		1127	return 0 unless _object_equal $a->[$_], $b->[$_];
		1128	}
		1129
		1130	} elsif ($a ne $b) {
		1131	return 0;
		1132	}
		1133
		1134	1
		1135	}
		1136
		1137	our $SLOW_MERGES;#d#
981	sub _can_merge {	1138	sub _can_merge {
982	my ($ob1, $ob2) = @_;	1139	my ($ob1, $ob2) = @_;
983		1140
984	local $Storable::canonical = 1;	1141	++$SLOW_MERGES;#d#
985	my $fob1 = Storable::freeze $ob1;
986	my $fob2 = Storable::freeze $ob2;
987		1142
988	$fob1 eq $fob2	1143	# we do the slow way here
		1144	return _object_equal $ob1, $ob2
989	}	1145	}
990		1146
991	sub reattach {	1147	sub reattach {
992	# basically do the same as instantiate, without calling instantiate	1148	# basically do the same as instantiate, without calling instantiate
993	my ($obj) = @_;	1149	my ($obj) = @_;
994		1150
		1151	# no longer needed after getting rid of delete_package?
995	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1152	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
996		1153
997	my $registry = $obj->registry;	1154	my $registry = $obj->registry;
998		1155
999	@$registry = ();	1156	@$registry = ();
1000		1157
…		…
1005	for (@$attach) {	1162	for (@$attach) {
1006	my ($klass, @attach) = @$_;	1163	my ($klass, @attach) = @$_;
1007	_attach $registry, $klass, @attach;	1164	_attach $registry, $klass, @attach;
1008	}	1165	}
1009	} else {	1166	} else {
1010	warn "object uses attachment '$name' that is not available, postponing.\n";	1167	info "object uses attachment '$name' that is not available, postponing.\n";
1011	}	1168	}
1012	}	1169	}
1013	}	1170	}
1014		1171
1015	cf::attachable->attach (	1172	cf::attachable->attach (
1016	prio => -1000000,	1173	prio => -1000000,
1017	on_instantiate => sub {	1174	on_instantiate => sub {
1018	my ($obj, $data) = @_;	1175	my ($obj, $data) = @_;
1019		1176
1020	$data = from_json $data;	1177	$data = decode_json $data;
1021		1178
1022	for (@$data) {	1179	for (@$data) {
1023	my ($name, $args) = @$_;	1180	my ($name, $args) = @$_;
1024		1181
1025	$obj->attach ($name, %{$args || {} });	1182	$obj->attach ($name, %{$args || {} });
…		…
1041	sub object_freezer_save {	1198	sub object_freezer_save {
1042	my ($filename, $rdata, $objs) = @_;	1199	my ($filename, $rdata, $objs) = @_;
1043		1200
1044	sync_job {	1201	sync_job {
1045	if (length $$rdata) {	1202	if (length $$rdata) {
		1203	utf8::decode (my $decname = $filename);
1046	warn sprintf "saving %s (%d,%d)\n",	1204	trace sprintf "saving %s (%d,%d)\n",
1047	$filename, length $$rdata, scalar @$objs;	1205	$decname, length $$rdata, scalar @$objs
		1206	if $VERBOSE_IO;
1048		1207
1049	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1208	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1050	chmod SAVE_MODE, $fh;	1209	aio_chmod $fh, SAVE_MODE;
1051	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1210	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1052	aio_fsync $fh if $cf::USE_FSYNC;	1211	if ($cf::USE_FSYNC) {
		1212	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1213	aio_fsync $fh;
		1214	}
1053	close $fh;	1215	aio_close $fh;
1054		1216
1055	if (@$objs) {	1217	if (@$objs) {
1056	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1218	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1057	chmod SAVE_MODE, $fh;	1219	aio_chmod $fh, SAVE_MODE;
1058	my $data = Storable::nfreeze { version => 1, objs => $objs };	1220	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1059	aio_write $fh, 0, (length $data), $data, 0;	1221	aio_write $fh, 0, (length $data), $data, 0;
1060	aio_fsync $fh if $cf::USE_FSYNC;	1222	if ($cf::USE_FSYNC) {
		1223	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1224	aio_fsync $fh;
		1225	}
1061	close $fh;	1226	aio_close $fh;
1062	aio_rename "$filename.pst~", "$filename.pst";	1227	aio_rename "$filename.pst~", "$filename.pst";
1063	}	1228	}
1064	} else {	1229	} else {
1065	aio_unlink "$filename.pst";	1230	aio_unlink "$filename.pst";
1066	}	1231	}
1067		1232
1068	aio_rename "$filename~", $filename;	1233	aio_rename "$filename~", $filename;
		1234
		1235	$filename =~ s%/[^/]+$%%;
		1236	aio_pathsync $filename if $cf::USE_FSYNC;
1069	} else {	1237	} else {
1070	warn "FATAL: $filename~: $!\n";	1238	error "unable to save objects: $filename~: $!\n";
1071	}	1239	}
1072	} else {	1240	} else {
1073	aio_unlink $filename;	1241	aio_unlink $filename;
1074	aio_unlink "$filename.pst";	1242	aio_unlink "$filename.pst";
1075	}	1243	}
1076	}	1244	};
1077	}	1245	}
1078		1246
1079	sub object_freezer_as_string {	1247	sub object_freezer_as_string {
1080	my ($rdata, $objs) = @_;	1248	my ($rdata, $objs) = @_;
1081		1249
…		…
1093	or return;	1261	or return;
1094		1262
1095	unless (aio_stat "$filename.pst") {	1263	unless (aio_stat "$filename.pst") {
1096	(aio_load "$filename.pst", $av) >= 0	1264	(aio_load "$filename.pst", $av) >= 0
1097	or return;	1265	or return;
		1266
1098	$av = eval { (Storable::thaw $av)->{objs} };	1267	my $st = eval { Coro::Storable::thaw $av };
		1268	$av = $st->{objs};
1099	}	1269	}
1100		1270
		1271	utf8::decode (my $decname = $filename);
1101	warn sprintf "loading %s (%d)\n",	1272	trace sprintf "loading %s (%d,%d)\n",
1102	$filename, length $data, scalar @{$av || []};	1273	$decname, length $data, scalar @{$av || []}
		1274	if $VERBOSE_IO;
		1275
1103	return ($data, $av);	1276	($data, $av)
1104	}	1277	}
1105		1278
1106	=head2 COMMAND CALLBACKS	1279	=head2 COMMAND CALLBACKS
1107		1280
1108	=over 4	1281	=over 4
…		…
1162	my ($name, $cb) = @_;	1335	my ($name, $cb) = @_;
1163		1336
1164	$EXTICMD{$name} = $cb;	1337	$EXTICMD{$name} = $cb;
1165	}	1338	}
1166		1339
		1340	use File::Glob ();
		1341
1167	cf::player->attach (	1342	cf::player->attach (
1168	on_command => sub {	1343	on_unknown_command => sub {
1169	my ($pl, $name, $params) = @_;	1344	my ($pl, $name, $params) = @_;
1170		1345
1171	my $cb = $COMMAND{$name}	1346	my $cb = $COMMAND{$name}
1172	or return;	1347	or return;
1173		1348
…		…
1186	my ($type, $reply, @payload) =	1361	my ($type, $reply, @payload) =
1187	"ARRAY" eq ref $msg	1362	"ARRAY" eq ref $msg
1188	? @$msg	1363	? @$msg
1189	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	1364	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1190		1365
		1366	my @reply;
		1367
1191	if (my $cb = $EXTCMD{$type}) {	1368	if (my $cb = $EXTCMD{$type}) {
1192	my @reply = $cb->($pl, @payload);	1369	@reply = $cb->($pl, @payload);
1193
1194	$pl->ext_reply ($reply, @reply)
1195	if $reply;
1196	}	1370	}
		1371
		1372	$pl->ext_reply ($reply, @reply)
		1373	if $reply;
		1374
1197	} else {	1375	} else {
1198	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1376	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1199	}	1377	}
1200		1378
1201	cf::override;	1379	cf::override;
1202	},	1380	},
1203	);	1381	);
1204		1382
		1383	# "readahead" all extensions
		1384	sub cache_extensions {
		1385	my $grp = IO::AIO::aio_group;
		1386
		1387	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1388	for (grep /\.ext$/, @{$_[0]}) {
		1389	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1390	}
		1391	};
		1392
		1393	$grp
		1394	}
		1395
1205	sub load_extensions {	1396	sub load_extensions {
		1397	info "loading extensions...";
		1398
1206	cf::sync_job {	1399	cf::sync_job {
1207	my %todo;	1400	my %todo;
1208		1401
1209	for my $path (<$LIBDIR/*.ext>) {	1402	for my $path (<$LIBDIR/*.ext>) {
1210	next unless -r $path;	1403	next unless -r $path;
…		…
1228		1421
1229	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1422	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1230	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1423	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1231		1424
1232	$ext{source} =	1425	$ext{source} =
1233	"package $pkg; use strict; use utf8;\n"	1426	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1234	. "#line 1 \"$path\"\n{\n"	1427	. "#line 1 \"$path\"\n{\n"
1235	. $source	1428	. $source
1236	. "\n};\n1";	1429	. "\n};\n1";
1237		1430
1238	$todo{$base} = \%ext;	1431	$todo{$base} = \%ext;
1239	}	1432	}
1240		1433
		1434	my $pass = 0;
1241	my %done;	1435	my %done;
1242	while (%todo) {	1436	while (%todo) {
1243	my $progress;	1437	my $progress;
1244		1438
		1439	++$pass;
		1440
		1441	ext:
1245	while (my ($k, $v) = each %todo) {	1442	while (my ($k, $v) = each %todo) {
1246	for (split /,\s*/, $v->{meta}{depends}) {	1443	for (split /,\s*/, $v->{meta}{depends}) {
1247	goto skip	1444	next ext
1248	unless exists $done{$_};	1445	unless exists $done{$_};
1249	}	1446	}
1250		1447
1251	warn "... loading '$k' into '$v->{pkg}'\n";	1448	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1252		1449
1253	unless (eval $v->{source}) {	1450	my $active = eval $v->{source};
		1451
		1452	if (length $@) {
1254	my $msg = $@ ? "$v->{path}: $@\n"	1453	error "$v->{path}: $@\n";
1255	: "$v->{base}: extension inactive.\n";
1256		1454
		1455	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1257	if (exists $v->{meta}{mandatory}) {	1456	if exists $v->{meta}{mandatory};
1258	warn $msg;	1457
1259	warn "mandatory extension failed to load, exiting.\n";	1458	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1260	exit 1;	1459	delete $todo{$k};
1261	}	1460	} else {
1262		1461	$done{$k} = delete $todo{$k};
1263	warn $msg;	1462	push @EXTS, $v->{pkg};
		1463	$progress = 1;
		1464
		1465	info "$v->{base}: extension inactive.\n"
		1466	unless $active;
1264	}	1467	}
1265
1266	$done{$k} = delete $todo{$k};
1267	push @EXTS, $v->{pkg};
1268	$progress = 1;
1269	}	1468	}
1270		1469
1271	skip:	1470	unless ($progress) {
1272	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1471	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1273	unless $progress;	1472
		1473	while (my ($k, $v) = each %todo) {
		1474	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1475	if exists $v->{meta}{mandatory};
		1476	}
		1477	}
1274	}	1478	}
1275	};	1479	};
1276	}	1480	}
1277		1481
1278	#############################################################################	1482	#############################################################################
1279		1483
1280	=back	1484	=back
1281		1485
1282	=head2 CORE EXTENSIONS	1486	=head2 CORE EXTENSIONS
1283		1487
1284	Functions and methods that extend core crossfire objects.	1488	Functions and methods that extend core deliantra objects.
1285		1489
1286	=cut	1490	=cut
1287		1491
1288	package cf::player;	1492	package cf::player;
1289		1493
1290	use Coro::AIO;	1494	use Coro::AIO;
1291		1495
1292	=head3 cf::player	1496	=head3 cf::player
1293		1497
1294	=over 4	1498	=over 4
		1499
		1500	=item cf::player::num_playing
		1501
		1502	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1503
		1504	=cut
		1505
		1506	sub num_playing {
		1507	scalar grep
		1508	$_->ob->map
		1509	&& !$_->hidden
		1510	&& !$_->ob->flag (cf::FLAG_WIZ),
		1511	cf::player::list
		1512	}
1295		1513
1296	=item cf::player::find $login	1514	=item cf::player::find $login
1297		1515
1298	Returns the given player object, loading it if necessary (might block).	1516	Returns the given player object, loading it if necessary (might block).
1299		1517
…		…
1318		1536
1319	sub exists($) {	1537	sub exists($) {
1320	my ($login) = @_;	1538	my ($login) = @_;
1321		1539
1322	$cf::PLAYER{$login}	1540	$cf::PLAYER{$login}
1323	or cf::sync_job { !aio_stat path $login }	1541	or !aio_stat path $login
1324	}	1542	}
1325		1543
1326	sub find($) {	1544	sub find($) {
1327	return $cf::PLAYER{$_[0]} || do {	1545	return $cf::PLAYER{$_[0]} || do {
1328	my $login = $_[0];	1546	my $login = $_[0];
…		…
1335	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1553	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1336	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1554	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1337	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1555	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1338	aio_unlink +(playerdir $login) . "/$login.pl";	1556	aio_unlink +(playerdir $login) . "/$login.pl";
1339		1557
1340	my $pl = load_pl path $login	1558	my $f = new_from_file cf::object::thawer path $login
1341	or return;	1559	or return;
		1560
		1561	my $pl = cf::player::load_pl $f
		1562	or return;
		1563
		1564	local $cf::PLAYER_LOADING{$login} = $pl;
		1565	$f->resolve_delayed_derefs;
1342	$cf::PLAYER{$login} = $pl	1566	$cf::PLAYER{$login} = $pl
1343	}	1567	}
1344	}	1568	}
1345	}	1569	}
		1570
		1571	cf::player->attach (
		1572	on_load => sub {
		1573	my ($pl, $path) = @_;
		1574
		1575	# restore slots saved in save, below
		1576	my $slots = delete $pl->{_slots};
		1577
		1578	$pl->ob->current_weapon ($slots->[0]);
		1579	$pl->combat_ob ($slots->[1]);
		1580	$pl->ranged_ob ($slots->[2]);
		1581	},
		1582	);
1346		1583
1347	sub save($) {	1584	sub save($) {
1348	my ($pl) = @_;	1585	my ($pl) = @_;
1349		1586
1350	return if $pl->{deny_save};	1587	return if $pl->{deny_save};
…		…
1355	return if $pl->{deny_save};	1592	return if $pl->{deny_save};
1356		1593
1357	aio_mkdir playerdir $pl, 0770;	1594	aio_mkdir playerdir $pl, 0770;
1358	$pl->{last_save} = $cf::RUNTIME;	1595	$pl->{last_save} = $cf::RUNTIME;
1359		1596
		1597	cf::get_slot 0.01;
		1598
		1599	# save slots, to be restored later
		1600	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1601
1360	$pl->save_pl ($path);	1602	$pl->save_pl ($path);
1361	Coro::cede;	1603	cf::cede_to_tick;
1362	}	1604	}
1363		1605
1364	sub new($) {	1606	sub new($) {
1365	my ($login) = @_;	1607	my ($login) = @_;
1366		1608
…		…
1395	my ($pl) = @_;	1637	my ($pl) = @_;
1396		1638
1397	my $name = $pl->ob->name;	1639	my $name = $pl->ob->name;
1398		1640
1399	$pl->{deny_save} = 1;	1641	$pl->{deny_save} = 1;
1400	$pl->password ("*"); # this should lock out the player until we nuked the dir	1642	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1401		1643
1402	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1644	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1403	$pl->deactivate;	1645	$pl->deactivate;
		1646	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1404	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1647	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1405	$pl->ns->destroy if $pl->ns;	1648	$pl->ns->destroy if $pl->ns;
1406		1649
1407	my $path = playerdir $pl;	1650	my $path = playerdir $pl;
1408	my $temp = "$path~$cf::RUNTIME~deleting~";	1651	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1444	or return [];	1687	or return [];
1445		1688
1446	my @logins;	1689	my @logins;
1447		1690
1448	for my $login (@$dirs) {	1691	for my $login (@$dirs) {
		1692	my $path = path $login;
		1693
		1694	# a .pst is a dead give-away for a valid player
		1695	# if no pst file found, open and chekc for blocked users
		1696	if (aio_stat "$path.pst") {
1449	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1697	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1450	aio_read $fh, 0, 512, my $buf, 0 or next;	1698	aio_read $fh, 0, 512, my $buf, 0 or next;
1451	$buf !~ /^password -------------$/m or next; # official not-valid tag	1699	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1700	}
1452		1701
1453	utf8::decode $login;	1702	utf8::decode $login;
1454	push @logins, $login;	1703	push @logins, $login;
1455	}	1704	}
1456		1705
1457	\@logins	1706	\@logins
1458	}	1707	}
1459		1708
1460	=item $player->maps	1709	=item $player->maps
		1710
		1711	=item cf::player::maps $login
1461		1712
1462	Returns an arrayref of map paths that are private for this	1713	Returns an arrayref of map paths that are private for this
1463	player. May block.	1714	player. May block.
1464		1715
1465	=cut	1716	=cut
…		…
1483	}	1734	}
1484		1735
1485	\@paths	1736	\@paths
1486	}	1737	}
1487		1738
1488	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1739	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1489		1740
1490	Expand crossfire pod fragments into protocol xml.	1741	Expand deliantra pod fragments into protocol xml.
1491
1492	=cut
1493
1494	sub expand_cfpod {
1495	((my $self), (local $_)) = @_;
1496
1497	# escape & and <
1498	s/&/&amp;/g;
1499	s/(?<![BIUGH])</&lt;/g;
1500
1501	# this is buggy, it needs to properly take care of nested <'s
1502
1503	1 while
1504	# replace B<>, I<>, U<> etc.
1505	s/B<([^\>]*)>/<b>$1<\/b>/
1506	|| s/I<([^\>]*)>/<i>$1<\/i>/
1507	|| s/U<([^\>]*)>/<u>$1<\/u>/
1508	# replace G<male|female> tags
1509	|| s{G<([^>|]*)\|([^>]*)>}{
1510	$self->gender ? $2 : $1
1511	}ge
1512	# replace H<hint text>
1513	|| s{H<([^\>]*)>}
1514	{
1515	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1516	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1517	"")
1518	[$self->{hintmode}]
1519	}ge;
1520
1521	# create single paragraphs (very hackish)
1522	s/(?<=\S)\n(?=\w)/ /g;
1523
1524	# compress some whitespace
1525	s/\s+\n/\n/g; # ws line-ends
1526	s/\n\n+/\n/g; # double lines
1527	s/^\n+//; # beginning lines
1528	s/\n+$//; # ending lines
1529
1530	$_
1531	}
1532
1533	sub hintmode {
1534	$_[0]{hintmode} = $_[1] if @_ > 1;
1535	$_[0]{hintmode}
1536	}
1537		1742
1538	=item $player->ext_reply ($msgid, @msg)	1743	=item $player->ext_reply ($msgid, @msg)
1539		1744
1540	Sends an ext reply to the player.	1745	Sends an ext reply to the player.
1541		1746
1542	=cut	1747	=cut
1543		1748
1544	sub ext_reply($$@) {	1749	sub ext_reply($$@) {
1545	my ($self, $id, @msg) = @_;	1750	my ($self, $id, @msg) = @_;
1546		1751
1547	if ($self->ns->extcmd == 2) {	1752	$self->ns->ext_reply ($id, @msg)
1548	$self->send ("ext " . $self->ns->{json_coder}->encode (["reply-$id", @msg]));
1549	} elsif ($self->ns->extcmd == 1) {
1550	#TODO: version 1, remove
1551	unshift @msg, msgtype => "reply", msgid => $id;
1552	$self->send ("ext " . $self->ns->{json_coder}->encode ({@msg}));
1553	}
1554	}	1753	}
1555		1754
1556	=item $player->ext_msg ($type, @msg)	1755	=item $player->ext_msg ($type, @msg)
1557		1756
1558	Sends an ext event to the client.	1757	Sends an ext event to the client.
…		…
1579		1778
1580	=cut	1779	=cut
1581		1780
1582	sub find_by_path($) {	1781	sub find_by_path($) {
1583	my ($path) = @_;	1782	my ($path) = @_;
		1783
		1784	$path =~ s/^~[^\/]*//; # skip ~login
1584		1785
1585	my ($match, $specificity);	1786	my ($match, $specificity);
1586		1787
1587	for my $region (list) {	1788	for my $region (list) {
1588	if ($region->{match} && $path =~ $region->{match}) {	1789	if ($region->{match} && $path =~ $region->{match}) {
…		…
1614	our $MAX_RESET = 3600;	1815	our $MAX_RESET = 3600;
1615	our $DEFAULT_RESET = 3000;	1816	our $DEFAULT_RESET = 3000;
1616		1817
1617	sub generate_random_map {	1818	sub generate_random_map {
1618	my ($self, $rmp) = @_;	1819	my ($self, $rmp) = @_;
		1820
		1821	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1822
1619	# mit "rum" bekleckern, nicht	1823	# mit "rum" bekleckern, nicht
1620	$self->_create_random_map (	1824	$self->_create_random_map (
1621	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1825	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1622	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1826	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1623	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1827	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1624	$rmp->{exit_on_final_map},	1828	$rmp->{exit_on_final_map},
1625	$rmp->{xsize}, $rmp->{ysize},	1829	$rmp->{xsize}, $rmp->{ysize},
1626	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1830	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1627	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1831	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1649		1853
1650	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1854	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1651	}	1855	}
1652		1856
1653	# also paths starting with '/'	1857	# also paths starting with '/'
1654	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1858	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1655		1859
1656	sub thawer_merge {	1860	sub thawer_merge {
1657	my ($self, $merge) = @_;	1861	my ($self, $merge) = @_;
1658		1862
1659	# we have to keep some variables in memory intact	1863	# we have to keep some variables in memory intact
…		…
1745		1949
1746	# the temporary/swap location	1950	# the temporary/swap location
1747	sub save_path {	1951	sub save_path {
1748	my ($self) = @_;	1952	my ($self) = @_;
1749		1953
1750	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1954	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1751	"$TMPDIR/$path.map"	1955	"$TMPDIR/$path.map"
1752	}	1956	}
1753		1957
1754	# the unique path, undef == no special unique path	1958	# the unique path, undef == no special unique path
1755	sub uniq_path {	1959	sub uniq_path {
1756	my ($self) = @_;	1960	my ($self) = @_;
1757		1961
1758	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1962	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1759	"$UNIQUEDIR/$path"	1963	"$UNIQUEDIR/$path"
1760	}
1761
1762	# and all this just because we cannot iterate over
1763	# all maps in C++...
1764	sub change_all_map_light {
1765	my ($change) = @_;
1766
1767	$_->change_map_light ($change)
1768	for grep $_->outdoor, values %cf::MAP;
1769	}	1964	}
1770		1965
1771	sub decay_objects {	1966	sub decay_objects {
1772	my ($self) = @_;	1967	my ($self) = @_;
1773		1968
…		…
1786		1981
1787	sub load_header_from($) {	1982	sub load_header_from($) {
1788	my ($self, $path) = @_;	1983	my ($self, $path) = @_;
1789		1984
1790	utf8::encode $path;	1985	utf8::encode $path;
1791	#aio_open $path, O_RDONLY, 0	1986	my $f = new_from_file cf::object::thawer $path
1792	# or return;
1793
1794	$self->_load_header ($path)
1795	or return;	1987	or return;
		1988
		1989	$self->_load_header ($f)
		1990	or return;
		1991
		1992	local $MAP_LOADING{$self->{path}} = $self;
		1993	$f->resolve_delayed_derefs;
1796		1994
1797	$self->{load_path} = $path;	1995	$self->{load_path} = $path;
1798		1996
1799	1	1997	1
1800	}	1998	}
…		…
1854	sub find {	2052	sub find {
1855	my ($path, $origin) = @_;	2053	my ($path, $origin) = @_;
1856		2054
1857	$path = normalise $path, $origin && $origin->path;	2055	$path = normalise $path, $origin && $origin->path;
1858		2056
		2057	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1859	cf::lock_wait "map_find:$path";	2058	my $guard2 = cf::lock_acquire "map_find:$path";
1860		2059
1861	$cf::MAP{$path} || do {	2060	$cf::MAP{$path} || do {
1862	my $guard = cf::lock_acquire "map_find:$path";
1863	my $map = new_from_path cf::map $path	2061	my $map = new_from_path cf::map $path
1864	or return;	2062	or return;
1865		2063
1866	$map->{last_save} = $cf::RUNTIME;	2064	$map->{last_save} = $cf::RUNTIME;
1867		2065
…		…
1869	or return;	2067	or return;
1870		2068
1871	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2069	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1872	# doing this can freeze the server in a sync job, obviously	2070	# doing this can freeze the server in a sync job, obviously
1873	#$cf::WAIT_FOR_TICK->wait;	2071	#$cf::WAIT_FOR_TICK->wait;
		2072	undef $guard2;
		2073	undef $guard1;
1874	$map->reset;	2074	$map->reset;
1875	undef $guard;
1876	return find $path;	2075	return find $path;
1877	}	2076	}
1878		2077
1879	$cf::MAP{$path} = $map	2078	$cf::MAP{$path} = $map
1880	}	2079	}
1881	}	2080	}
1882		2081
1883	sub pre_load { }	2082	sub pre_load { }
1884	sub post_load { }	2083	#sub post_load { } # XS
1885		2084
1886	sub load {	2085	sub load {
1887	my ($self) = @_;	2086	my ($self) = @_;
1888		2087
1889	local $self->{deny_reset} = 1; # loading can take a long time	2088	local $self->{deny_reset} = 1; # loading can take a long time
1890		2089
1891	my $path = $self->{path};	2090	my $path = $self->{path};
1892		2091
1893	{	2092	{
1894	my $guard = cf::lock_acquire "map_load:$path";	2093	my $guard = cf::lock_acquire "map_data:$path";
1895		2094
		2095	return unless $self->valid;
1896	return if $self->in_memory != cf::MAP_SWAPPED;	2096	return unless $self->in_memory == cf::MAP_SWAPPED;
1897		2097
1898	$self->in_memory (cf::MAP_LOADING);	2098	$self->in_memory (cf::MAP_LOADING);
1899		2099
1900	$self->alloc;	2100	$self->alloc;
1901		2101
1902	$self->pre_load;	2102	$self->pre_load;
1903	Coro::cede;	2103	cf::cede_to_tick;
1904		2104
		2105	my $f = new_from_file cf::object::thawer $self->{load_path};
		2106	$f->skip_block;
1905	$self->_load_objects ($self->{load_path}, 1)	2107	$self->_load_objects ($f)
1906	or return;	2108	or return;
1907		2109
1908	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2110	$self->post_load_original
1909	if delete $self->{load_original};	2111	if delete $self->{load_original};
1910		2112
1911	if (my $uniq = $self->uniq_path) {	2113	if (my $uniq = $self->uniq_path) {
1912	utf8::encode $uniq;	2114	utf8::encode $uniq;
1913	if (aio_open $uniq, O_RDONLY, 0) {	2115	unless (aio_stat $uniq) {
		2116	if (my $f = new_from_file cf::object::thawer $uniq) {
1914	$self->clear_unique_items;	2117	$self->clear_unique_items;
1915	$self->_load_objects ($uniq, 0);	2118	$self->_load_objects ($f);
		2119	$f->resolve_delayed_derefs;
		2120	}
1916	}	2121	}
1917	}	2122	}
1918		2123
1919	Coro::cede;	2124	$f->resolve_delayed_derefs;
		2125
		2126	cf::cede_to_tick;
1920	# now do the right thing for maps	2127	# now do the right thing for maps
1921	$self->link_multipart_objects;	2128	$self->link_multipart_objects;
1922	$self->difficulty ($self->estimate_difficulty)	2129	$self->difficulty ($self->estimate_difficulty)
1923	unless $self->difficulty;	2130	unless $self->difficulty;
1924	Coro::cede;	2131	cf::cede_to_tick;
1925		2132
1926	unless ($self->{deny_activate}) {	2133	unless ($self->{deny_activate}) {
1927	$self->decay_objects;	2134	$self->decay_objects;
1928	$self->fix_auto_apply;	2135	$self->fix_auto_apply;
1929	$self->update_buttons;	2136	$self->update_buttons;
1930	Coro::cede;	2137	cf::cede_to_tick;
1931	$self->set_darkness_map;
1932	Coro::cede;
1933	$self->activate;	2138	$self->activate;
1934	}	2139	}
1935		2140
1936	$self->{last_save} = $cf::RUNTIME;	2141	$self->{last_save} = $cf::RUNTIME;
1937	$self->last_access ($cf::RUNTIME);	2142	$self->last_access ($cf::RUNTIME);
1938		2143
1939	$self->in_memory (cf::MAP_IN_MEMORY);	2144	$self->in_memory (cf::MAP_ACTIVE);
1940	}	2145	}
1941		2146
1942	$self->post_load;	2147	$self->post_load;
1943	}	2148	}
1944		2149
		2150	# customize the map for a given player, i.e.
		2151	# return the _real_ map. used by e.g. per-player
		2152	# maps to change the path to ~playername/mappath
1945	sub customise_for {	2153	sub customise_for {
1946	my ($self, $ob) = @_;	2154	my ($self, $ob) = @_;
1947		2155
1948	return find "~" . $ob->name . "/" . $self->{path}	2156	return find "~" . $ob->name . "/" . $self->{path}
1949	if $self->per_player;	2157	if $self->per_player;
…		…
1953		2161
1954	$self	2162	$self
1955	}	2163	}
1956		2164
1957	# find and load all maps in the 3x3 area around a map	2165	# find and load all maps in the 3x3 area around a map
1958	sub load_diag {	2166	sub load_neighbours {
1959	my ($map) = @_;	2167	my ($map) = @_;
1960		2168
1961	my @diag; # diagonal neighbours	2169	my @neigh; # diagonal neighbours
1962		2170
1963	for (0 .. 3) {	2171	for (0 .. 3) {
1964	my $neigh = $map->tile_path ($_)	2172	my $neigh = $map->tile_path ($_)
1965	or next;	2173	or next;
1966	$neigh = find $neigh, $map	2174	$neigh = find $neigh, $map
1967	or next;	2175	or next;
1968	$neigh->load;	2176	$neigh->load;
1969		2177
		2178	# now find the diagonal neighbours
		2179	push @neigh,
1970	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2180	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1971	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2181	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1972	}	2182	}
1973		2183
1974	for (@diag) {	2184	for (grep defined $_->[0], @neigh) {
		2185	my ($path, $origin) = @$_;
1975	my $neigh = find @$_	2186	my $neigh = find $path, $origin
1976	or next;	2187	or next;
1977	$neigh->load;	2188	$neigh->load;
1978	}	2189	}
1979	}	2190	}
1980		2191
…		…
1985	}	2196	}
1986		2197
1987	sub do_load_sync {	2198	sub do_load_sync {
1988	my ($map) = @_;	2199	my ($map) = @_;
1989		2200
		2201	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2202	if $Coro::current == $Coro::main;
		2203
1990	cf::sync_job { $map->load };	2204	cf::sync_job { $map->load };
1991	}	2205	}
1992		2206
1993	our %MAP_PREFETCH;	2207	our %MAP_PREFETCH;
1994	our $MAP_PREFETCHER = undef;	2208	our $MAP_PREFETCHER = undef;
1995		2209
1996	sub find_async {	2210	sub find_async {
1997	my ($path, $origin) = @_;	2211	my ($path, $origin, $load) = @_;
1998		2212
1999	$path = normalise $path, $origin && $origin->{path};	2213	$path = normalise $path, $origin && $origin->{path};
2000		2214
2001	if (my $map = $cf::MAP{$path}) {	2215	if (my $map = $cf::MAP{$path}) {
2002	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2216	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2003	}	2217	}
2004		2218
2005	undef $MAP_PREFETCH{$path};	2219	$MAP_PREFETCH{$path} |= $load;
		2220
2006	$MAP_PREFETCHER ||= cf::async {	2221	$MAP_PREFETCHER ||= cf::async {
		2222	$Coro::current->{desc} = "map prefetcher";
		2223
2007	while (%MAP_PREFETCH) {	2224	while (%MAP_PREFETCH) {
2008	for my $path (keys %MAP_PREFETCH) {	2225	while (my ($k, $v) = each %MAP_PREFETCH) {
2009	if (my $map = find $path) {	2226	if (my $map = find $k) {
2010	$map->load;	2227	$map->load if $v;
2011	}	2228	}
2012		2229
2013	delete $MAP_PREFETCH{$path};	2230	delete $MAP_PREFETCH{$k};
2014	}	2231	}
2015	}	2232	}
2016	undef $MAP_PREFETCHER;	2233	undef $MAP_PREFETCHER;
2017	};	2234	};
2018	$MAP_PREFETCHER->prio (6);	2235	$MAP_PREFETCHER->prio (6);
2019		2236
2020	()	2237	()
2021	}	2238	}
2022		2239
		2240	# common code, used by both ->save and ->swapout
2023	sub save {	2241	sub _save {
2024	my ($self) = @_;	2242	my ($self) = @_;
2025
2026	my $lock = cf::lock_acquire "map_data:" . $self->path;
2027		2243
2028	$self->{last_save} = $cf::RUNTIME;	2244	$self->{last_save} = $cf::RUNTIME;
2029		2245
2030	return unless $self->dirty;	2246	return unless $self->dirty;
2031		2247
…		…
2037	return if $self->{deny_save};	2253	return if $self->{deny_save};
2038		2254
2039	local $self->{last_access} = $self->last_access;#d#	2255	local $self->{last_access} = $self->last_access;#d#
2040		2256
2041	cf::async {	2257	cf::async {
		2258	$Coro::current->{desc} = "map player save";
2042	$_->contr->save for $self->players;	2259	$_->contr->save for $self->players;
2043	};	2260	};
		2261
		2262	cf::get_slot 0.02;
2044		2263
2045	if ($uniq) {	2264	if ($uniq) {
2046	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2265	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2047	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2266	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2048	} else {	2267	} else {
2049	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2268	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2050	}	2269	}
2051	}	2270	}
2052		2271
		2272	sub save {
		2273	my ($self) = @_;
		2274
		2275	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2276
		2277	$self->_save;
		2278	}
		2279
2053	sub swap_out {	2280	sub swap_out {
2054	my ($self) = @_;	2281	my ($self) = @_;
2055		2282
2056	# save first because save cedes
2057	$self->save;
2058
2059	my $lock = cf::lock_acquire "map_data:" . $self->path;	2283	my $lock = cf::lock_acquire "map_data:$self->{path}";
2060		2284
		2285	return if $self->in_memory != cf::MAP_ACTIVE;
		2286	return if $self->{deny_save};
2061	return if $self->players;	2287	return if $self->players;
2062	return if $self->in_memory != cf::MAP_IN_MEMORY;
2063	return if $self->{deny_save};
2064		2288
		2289	# first deactivate the map and "unlink" it from the core
		2290	$self->deactivate;
		2291	$_->clear_links_to ($self) for values %cf::MAP;
		2292	$self->in_memory (cf::MAP_SWAPPED);
		2293
		2294	# then atomically save
		2295	$self->_save;
		2296
		2297	# then free the map
2065	$self->clear;	2298	$self->clear;
2066	$self->in_memory (cf::MAP_SWAPPED);
2067	}	2299	}
2068		2300
2069	sub reset_at {	2301	sub reset_at {
2070	my ($self) = @_;	2302	my ($self) = @_;
2071		2303
…		…
2089		2321
2090	my $lock = cf::lock_acquire "map_data:$self->{path}";	2322	my $lock = cf::lock_acquire "map_data:$self->{path}";
2091		2323
2092	return if $self->players;	2324	return if $self->players;
2093		2325
2094	warn "resetting map ", $self->path;	2326	cf::trace "resetting map ", $self->path, "\n";
2095		2327
2096	$self->in_memory (cf::MAP_SWAPPED);	2328	$self->in_memory (cf::MAP_SWAPPED);
2097		2329
2098	# need to save uniques path	2330	# need to save uniques path
2099	unless ($self->{deny_save}) {	2331	unless ($self->{deny_save}) {
…		…
2103	if $uniq;	2335	if $uniq;
2104	}	2336	}
2105		2337
2106	delete $cf::MAP{$self->path};	2338	delete $cf::MAP{$self->path};
2107		2339
		2340	$self->deactivate;
		2341	$_->clear_links_to ($self) for values %cf::MAP;
2108	$self->clear;	2342	$self->clear;
2109
2110	$_->clear_links_to ($self) for values %cf::MAP;
2111		2343
2112	$self->unlink_save;	2344	$self->unlink_save;
2113	$self->destroy;	2345	$self->destroy;
2114	}	2346	}
2115		2347
2116	my $nuke_counter = "aaaa";	2348	my $nuke_counter = "aaaa";
2117		2349
2118	sub nuke {	2350	sub nuke {
2119	my ($self) = @_;	2351	my ($self) = @_;
2120		2352
		2353	{
		2354	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2355
2121	delete $cf::MAP{$self->path};	2356	delete $cf::MAP{$self->path};
2122		2357
2123	$self->unlink_save;	2358	$self->unlink_save;
2124		2359
2125	bless $self, "cf::map";	2360	bless $self, "cf::map::wrap";
2126	delete $self->{deny_reset};	2361	delete $self->{deny_reset};
2127	$self->{deny_save} = 1;	2362	$self->{deny_save} = 1;
2128	$self->reset_timeout (1);	2363	$self->reset_timeout (1);
2129	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2364	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2130		2365
2131	$cf::MAP{$self->path} = $self;	2366	$cf::MAP{$self->path} = $self;
		2367	}
2132		2368
2133	$self->reset; # polite request, might not happen	2369	$self->reset; # polite request, might not happen
2134	}	2370	}
2135		2371
2136	=item $maps = cf::map::tmp_maps	2372	=item $maps = cf::map::tmp_maps
…		…
2178		2414
2179	sub unique_maps() {	2415	sub unique_maps() {
2180	[	2416	[
2181	map {	2417	map {
2182	utf8::decode $_;	2418	utf8::decode $_;
2183	/\.map$/	2419	s/\.map$//; # TODO future compatibility hack
		2420	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2421	? ()
2184	? normalise $_	2422	: normalise $_
2185	: ()
2186	} @{ aio_readdir $UNIQUEDIR or [] }	2423	} @{ aio_readdir $UNIQUEDIR or [] }
2187	]	2424	]
2188	}	2425	}
2189		2426
2190	package cf;	2427	=item cf::map::static_maps
		2428
		2429	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2430	file in the shared directory excluding F</styles> and F</editor>). May
		2431	block.
		2432
		2433	=cut
		2434
		2435	sub static_maps() {
		2436	my @dirs = "";
		2437	my @maps;
		2438
		2439	while (@dirs) {
		2440	my $dir = shift @dirs;
		2441
		2442	next if $dir eq "/styles" || $dir eq "/editor";
		2443
		2444	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2445	or return;
		2446
		2447	for (@$files) {
		2448	s/\.map$// or next;
		2449	utf8::decode $_;
		2450	push @maps, "$dir/$_";
		2451	}
		2452
		2453	push @dirs, map "$dir/$_", @$dirs;
		2454	}
		2455
		2456	\@maps
		2457	}
2191		2458
2192	=back	2459	=back
2193		2460
2194	=head3 cf::object	2461	=head3 cf::object
2195		2462
…		…
2199		2466
2200	=over 4	2467	=over 4
2201		2468
2202	=item $ob->inv_recursive	2469	=item $ob->inv_recursive
2203		2470
2204	Returns the inventory of the object _and_ their inventories, recursively.	2471	Returns the inventory of the object I<and> their inventories, recursively,
		2472	but I<not> the object itself.
2205		2473
2206	=cut	2474	=cut
2207		2475
2208	sub inv_recursive_;	2476	sub inv_recursive_;
2209	sub inv_recursive_ {	2477	sub inv_recursive_ {
…		…
2212		2480
2213	sub inv_recursive {	2481	sub inv_recursive {
2214	inv_recursive_ inv $_[0]	2482	inv_recursive_ inv $_[0]
2215	}	2483	}
2216		2484
		2485	=item $ref = $ob->ref
		2486
		2487	Creates and returns a persistent reference to an object that can be stored as a string.
		2488
		2489	=item $ob = cf::object::deref ($refstring)
		2490
		2491	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2492	even if the object actually exists. May block.
		2493
		2494	=cut
		2495
		2496	sub deref {
		2497	my ($ref) = @_;
		2498
		2499	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2500	my ($uuid, $name) = ($1, $2);
		2501	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2502	or return;
		2503	$pl->ob->uuid eq $uuid
		2504	or return;
		2505
		2506	$pl->ob
		2507	} else {
		2508	warn "$ref: cannot resolve object reference\n";
		2509	undef
		2510	}
		2511	}
		2512
2217	package cf;	2513	package cf;
2218		2514
2219	=back	2515	=back
2220		2516
2221	=head3 cf::object::player	2517	=head3 cf::object::player
…		…
2227	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2523	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2228	can be C<undef>. Does the right thing when the player is currently in a	2524	can be C<undef>. Does the right thing when the player is currently in a
2229	dialogue with the given NPC character.	2525	dialogue with the given NPC character.
2230		2526
2231	=cut	2527	=cut
		2528
		2529	our $SAY_CHANNEL = {
		2530	id => "say",
		2531	title => "Map",
		2532	reply => "say ",
		2533	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2534	};
		2535
		2536	our $CHAT_CHANNEL = {
		2537	id => "chat",
		2538	title => "Chat",
		2539	reply => "chat ",
		2540	tooltip => "Player chat and shouts, global to the server.",
		2541	};
2232		2542
2233	# rough implementation of a future "reply" method that works	2543	# rough implementation of a future "reply" method that works
2234	# with dialog boxes.	2544	# with dialog boxes.
2235	#TODO: the first argument must go, split into a $npc->reply_to ( method	2545	#TODO: the first argument must go, split into a $npc->reply_to ( method
2236	sub cf::object::player::reply($$$;$) {	2546	sub cf::object::player::reply($$$;$) {
…		…
2248	my $dialog = $pl->{npc_dialog};	2558	my $dialog = $pl->{npc_dialog};
2249	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2559	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2250		2560
2251	} else {	2561	} else {
2252	$msg = $npc->name . " says: $msg" if $npc;	2562	$msg = $npc->name . " says: $msg" if $npc;
2253	$self->message ($msg, $flags);	2563	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2254	}	2564	}
2255	}	2565	}
2256	}	2566	}
2257		2567
2258	=item $object->send_msg ($channel, $msg, $color, [extra...])	2568	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2283		2593
2284	=item $player_object->enter_link	2594	=item $player_object->enter_link
2285		2595
2286	Freezes the player and moves him/her to a special map (C<{link}>).	2596	Freezes the player and moves him/her to a special map (C<{link}>).
2287		2597
2288	The player should be reasonably safe there for short amounts of time. You	2598	The player should be reasonably safe there for short amounts of time (e.g.
2289	I<MUST> call C<leave_link> as soon as possible, though.	2599	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2600	though, as the player cannot control the character while it is on the link
		2601	map.
2290		2602
2291	Will never block.	2603	Will never block.
2292		2604
2293	=item $player_object->leave_link ($map, $x, $y)	2605	=item $player_object->leave_link ($map, $x, $y)
2294		2606
…		…
2314	sub cf::object::player::enter_link {	2626	sub cf::object::player::enter_link {
2315	my ($self) = @_;	2627	my ($self) = @_;
2316		2628
2317	$self->deactivate_recursive;	2629	$self->deactivate_recursive;
2318		2630
		2631	++$self->{_link_recursion};
		2632
2319	return if UNIVERSAL::isa $self->map, "ext::map_link";	2633	return if UNIVERSAL::isa $self->map, "ext::map_link";
2320		2634
2321	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2635	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2322	if $self->map && $self->map->{path} ne "{link}";	2636	if $self->map && $self->map->{path} ne "{link}";
2323		2637
2324	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2638	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2325	}	2639	}
2326		2640
2327	sub cf::object::player::leave_link {	2641	sub cf::object::player::leave_link {
2328	my ($self, $map, $x, $y) = @_;	2642	my ($self, $map, $x, $y) = @_;
2329		2643
…		…
2346	($x, $y) = (-1, -1)	2660	($x, $y) = (-1, -1)
2347	unless (defined $x) && (defined $y);	2661	unless (defined $x) && (defined $y);
2348		2662
2349	# use -1 or undef as default coordinates, not 0, 0	2663	# use -1 or undef as default coordinates, not 0, 0
2350	($x, $y) = ($map->enter_x, $map->enter_y)	2664	($x, $y) = ($map->enter_x, $map->enter_y)
2351	if $x <=0 && $y <= 0;	2665	if $x <= 0 && $y <= 0;
2352		2666
2353	$map->load;	2667	$map->load;
2354	$map->load_diag;	2668	$map->load_neighbours;
2355		2669
2356	return unless $self->contr->active;	2670	return unless $self->contr->active;
2357	$self->activate_recursive;
2358		2671
2359	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2672	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2360	$self->enter_map ($map, $x, $y);	2673	if ($self->enter_map ($map, $x, $y)) {
2361	}	2674	# entering was successful
		2675	delete $self->{_link_recursion};
		2676	# only activate afterwards, to support waiting in hooks
		2677	$self->activate_recursive;
		2678	}
2362		2679
		2680	}
		2681
2363	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2682	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2364		2683
2365	Moves the player to the given map-path and coordinates by first freezing	2684	Moves the player to the given map-path and coordinates by first freezing
2366	her, loading and preparing them map, calling the provided $check callback	2685	her, loading and preparing them map, calling the provided $check callback
2367	that has to return the map if sucecssful, and then unfreezes the player on	2686	that has to return the map if sucecssful, and then unfreezes the player on
2368	the new (success) or old (failed) map position. In either case, $done will	2687	the new (success) or old (failed) map position. In either case, $done will
2369	be called at the end of this process.	2688	be called at the end of this process.
2370		2689
		2690	Note that $check will be called with a potentially non-loaded map, so if
		2691	it needs a loaded map it has to call C<< ->load >>.
		2692
2371	=cut	2693	=cut
2372		2694
2373	our $GOTOGEN;	2695	our $GOTOGEN;
2374		2696
2375	sub cf::object::player::goto {	2697	sub cf::object::player::goto {
2376	my ($self, $path, $x, $y, $check, $done) = @_;	2698	my ($self, $path, $x, $y, $check, $done) = @_;
2377		2699
		2700	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2701	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2702	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2703	($path, $x, $y) = @$EMERGENCY_POSITION;
		2704	}
		2705
2378	# do generation counting so two concurrent goto's will be executed in-order	2706	# do generation counting so two concurrent goto's will be executed in-order
2379	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2707	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2380		2708
2381	$self->enter_link;	2709	$self->enter_link;
2382		2710
2383	(async {	2711	(async {
		2712	$Coro::current->{desc} = "player::goto $path $x $y";
		2713
		2714	# *tag paths override both path and x|y
		2715	if ($path =~ /^\*(.*)$/) {
		2716	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2717	my $ob = $obs[rand @obs];
		2718
		2719	# see if we actually can go there
		2720	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2721	$ob = $obs[rand @obs];
		2722	} else {
		2723	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2724	}
		2725	# else put us there anyways for now #d#
		2726
		2727	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2728	} else {
		2729	($path, $x, $y) = (undef, undef, undef);
		2730	}
		2731	}
		2732
2384	my $map = eval {	2733	my $map = eval {
2385	my $map = cf::map::find $path;	2734	my $map = defined $path ? cf::map::find $path : undef;
2386		2735
2387	if ($map) {	2736	if ($map) {
2388	$map = $map->customise_for ($self);	2737	$map = $map->customise_for ($self);
2389	$map = $check->($map) if $check && $map;	2738	$map = $check->($map, $x, $y, $self) if $check && $map;
2390	} else {	2739	} else {
2391	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2740	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2392	}	2741	}
2393		2742
2394	$map	2743	$map
2395	};	2744	};
2396		2745
…		…
2402	if ($gen == $self->{_goto_generation}) {	2751	if ($gen == $self->{_goto_generation}) {
2403	delete $self->{_goto_generation};	2752	delete $self->{_goto_generation};
2404	$self->leave_link ($map, $x, $y);	2753	$self->leave_link ($map, $x, $y);
2405	}	2754	}
2406		2755
2407	$done->() if $done;	2756	$done->($self) if $done;
2408	})->prio (1);	2757	})->prio (1);
2409	}	2758	}
2410		2759
2411	=item $player_object->enter_exit ($exit_object)	2760	=item $player_object->enter_exit ($exit_object)
2412		2761
…		…
2432	}	2781	}
2433		2782
2434	sub prepare_random_map {	2783	sub prepare_random_map {
2435	my ($exit) = @_;	2784	my ($exit) = @_;
2436		2785
2437	my $guard = cf::lock_acquire "exit_prepare:$exit";
2438
2439	# all this does is basically replace the /! path by	2786	# all this does is basically replace the /! path by
2440	# a new random map path (?random/...) with a seed	2787	# a new random map path (?random/...) with a seed
2441	# that depends on the exit object	2788	# that depends on the exit object
2442		2789
2443	my $rmp = parse_random_map_params $exit->msg;	2790	my $rmp = parse_random_map_params $exit->msg;
…		…
2445	if ($exit->map) {	2792	if ($exit->map) {
2446	$rmp->{region} = $exit->region->name;	2793	$rmp->{region} = $exit->region->name;
2447	$rmp->{origin_map} = $exit->map->path;	2794	$rmp->{origin_map} = $exit->map->path;
2448	$rmp->{origin_x} = $exit->x;	2795	$rmp->{origin_x} = $exit->x;
2449	$rmp->{origin_y} = $exit->y;	2796	$rmp->{origin_y} = $exit->y;
		2797
		2798	$exit->map->touch;
2450	}	2799	}
2451		2800
2452	$rmp->{random_seed} ||= $exit->random_seed;	2801	$rmp->{random_seed} ||= $exit->random_seed;
2453		2802
2454	my $data = cf::to_json $rmp;	2803	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2455	my $md5 = Digest::MD5::md5_hex $data;	2804	my $md5 = Digest::MD5::md5_hex $data;
2456	my $meta = "$RANDOMDIR/$md5.meta";	2805	my $meta = "$RANDOMDIR/$md5.meta";
2457		2806
2458	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2807	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2459	aio_write $fh, 0, (length $data), $data, 0;	2808	aio_write $fh, 0, (length $data), $data, 0;
2460	undef $fh;	2809	undef $fh;
2461	aio_rename "$meta~", $meta;	2810	aio_rename "$meta~", $meta;
2462		2811
		2812	my $slaying = "?random/$md5";
		2813
		2814	if ($exit->valid) {
2463	$exit->slaying ("?random/$md5");	2815	$exit->slaying ("?random/$md5");
2464	$exit->msg (undef);	2816	$exit->msg (undef);
		2817	}
2465	}	2818	}
2466	}	2819	}
2467		2820
2468	sub cf::object::player::enter_exit {	2821	sub cf::object::player::enter_exit {
2469	my ($self, $exit) = @_;	2822	my ($self, $exit) = @_;
2470		2823
2471	return unless $self->type == cf::PLAYER;	2824	return unless $self->type == cf::PLAYER;
2472		2825
2473	if ($exit->slaying eq "/!") {
2474	#TODO: this should de-fi-ni-te-ly not be a sync-job
2475	# the problem is that $exit might not survive long enough
2476	# so it needs to be done right now, right here
2477	cf::sync_job { prepare_random_map $exit };
2478	}
2479
2480	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2481	my $hp = $exit->stats->hp;
2482	my $sp = $exit->stats->sp;
2483
2484	$self->enter_link;	2826	$self->enter_link;
2485		2827
2486	# if exit is damned, update players death & WoR home-position
2487	$self->contr->savebed ($slaying, $hp, $sp)
2488	if $exit->flag (FLAG_DAMNED);
2489
2490	(async {	2828	(async {
2491	$self->deactivate_recursive; # just to be sure	2829	$Coro::current->{desc} = "enter_exit";
		2830
2492	unless (eval {	2831	unless (eval {
		2832	$self->deactivate_recursive; # just to be sure
		2833
		2834	# random map handling
		2835	{
		2836	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2837
		2838	prepare_random_map $exit
		2839	if $exit->slaying eq "/!";
		2840	}
		2841
		2842	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2843	my $x = $exit->stats->hp;
		2844	my $y = $exit->stats->sp;
		2845
2493	$self->goto ($slaying, $hp, $sp);	2846	$self->goto ($map, $x, $y);
2494		2847
		2848	# if exit is damned, update players death & WoR home-position
		2849	$self->contr->savebed ($map, $x, $y)
		2850	if $exit->flag (cf::FLAG_DAMNED);
		2851
2495	1;	2852	1
2496	}) {	2853	}) {
2497	$self->message ("Something went wrong deep within the crossfire server. "	2854	$self->message ("Something went wrong deep within the deliantra server. "
2498	. "I'll try to bring you back to the map you were before. "	2855	. "I'll try to bring you back to the map you were before. "
2499	. "Please report this to the dungeon master!",	2856	. "Please report this to the dungeon master!",
2500	cf::NDI_UNIQUE | cf::NDI_RED);	2857	cf::NDI_UNIQUE | cf::NDI_RED);
2501		2858
2502	warn "ERROR in enter_exit: $@";	2859	error "ERROR in enter_exit: $@";
2503	$self->leave_link;	2860	$self->leave_link;
2504	}	2861	}
2505	})->prio (1);	2862	})->prio (1);
2506	}	2863	}
2507		2864
…		…
2519	sub cf::client::send_drawinfo {	2876	sub cf::client::send_drawinfo {
2520	my ($self, $text, $flags) = @_;	2877	my ($self, $text, $flags) = @_;
2521		2878
2522	utf8::encode $text;	2879	utf8::encode $text;
2523	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2880	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2881	}
		2882
		2883	=item $client->send_big_packet ($pkt)
		2884
		2885	Like C<send_packet>, but tries to compress large packets, and fragments
		2886	them as required.
		2887
		2888	=cut
		2889
		2890	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2891
		2892	sub cf::client::send_big_packet {
		2893	my ($self, $pkt) = @_;
		2894
		2895	# try lzf for large packets
		2896	$pkt = "lzf " . Compress::LZF::compress $pkt
		2897	if 1024 <= length $pkt and $self->{can_lzf};
		2898
		2899	# split very large packets
		2900	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2901	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2902	$pkt = "frag";
		2903	}
		2904
		2905	$self->send_packet ($pkt);
2524	}	2906	}
2525		2907
2526	=item $client->send_msg ($channel, $msg, $color, [extra...])	2908	=item $client->send_msg ($channel, $msg, $color, [extra...])
2527		2909
2528	Send a drawinfo or msg packet to the client, formatting the msg for the	2910	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2530	the message, with C<log> being the default. If C<$color> is negative, suppress	2912	the message, with C<log> being the default. If C<$color> is negative, suppress
2531	the message unless the client supports the msg packet.	2913	the message unless the client supports the msg packet.
2532		2914
2533	=cut	2915	=cut
2534		2916
		2917	# non-persistent channels (usually the info channel)
		2918	our %CHANNEL = (
		2919	"c/motd" => {
		2920	id => "infobox",
		2921	title => "MOTD",
		2922	reply => undef,
		2923	tooltip => "The message of the day",
		2924	},
		2925	"c/identify" => {
		2926	id => "infobox",
		2927	title => "Identify",
		2928	reply => undef,
		2929	tooltip => "Items recently identified",
		2930	},
		2931	"c/examine" => {
		2932	id => "infobox",
		2933	title => "Examine",
		2934	reply => undef,
		2935	tooltip => "Signs and other items you examined",
		2936	},
		2937	"c/shopinfo" => {
		2938	id => "infobox",
		2939	title => "Shop Info",
		2940	reply => undef,
		2941	tooltip => "What your bargaining skill tells you about the shop",
		2942	},
		2943	"c/book" => {
		2944	id => "infobox",
		2945	title => "Book",
		2946	reply => undef,
		2947	tooltip => "The contents of a note or book",
		2948	},
		2949	"c/lookat" => {
		2950	id => "infobox",
		2951	title => "Look",
		2952	reply => undef,
		2953	tooltip => "What you saw there",
		2954	},
		2955	"c/who" => {
		2956	id => "infobox",
		2957	title => "Players",
		2958	reply => undef,
		2959	tooltip => "Shows players who are currently online",
		2960	},
		2961	"c/body" => {
		2962	id => "infobox",
		2963	title => "Body Parts",
		2964	reply => undef,
		2965	tooltip => "Shows which body parts you posess and are available",
		2966	},
		2967	"c/statistics" => {
		2968	id => "infobox",
		2969	title => "Statistics",
		2970	reply => undef,
		2971	tooltip => "Shows your primary statistics",
		2972	},
		2973	"c/skills" => {
		2974	id => "infobox",
		2975	title => "Skills",
		2976	reply => undef,
		2977	tooltip => "Shows your experience per skill and item power",
		2978	},
		2979	"c/shopitems" => {
		2980	id => "infobox",
		2981	title => "Shop Items",
		2982	reply => undef,
		2983	tooltip => "Shows the items currently for sale in this shop",
		2984	},
		2985	"c/resistances" => {
		2986	id => "infobox",
		2987	title => "Resistances",
		2988	reply => undef,
		2989	tooltip => "Shows your resistances",
		2990	},
		2991	"c/pets" => {
		2992	id => "infobox",
		2993	title => "Pets",
		2994	reply => undef,
		2995	tooltip => "Shows information abotu your pets/a specific pet",
		2996	},
		2997	"c/perceiveself" => {
		2998	id => "infobox",
		2999	title => "Perceive Self",
		3000	reply => undef,
		3001	tooltip => "You gained detailed knowledge about yourself",
		3002	},
		3003	"c/uptime" => {
		3004	id => "infobox",
		3005	title => "Uptime",
		3006	reply => undef,
		3007	tooltip => "How long the server has been running since last restart",
		3008	},
		3009	"c/mapinfo" => {
		3010	id => "infobox",
		3011	title => "Map Info",
		3012	reply => undef,
		3013	tooltip => "Information related to the maps",
		3014	},
		3015	"c/party" => {
		3016	id => "party",
		3017	title => "Party",
		3018	reply => "gsay ",
		3019	tooltip => "Messages and chat related to your party",
		3020	},
		3021	"c/death" => {
		3022	id => "death",
		3023	title => "Death",
		3024	reply => undef,
		3025	tooltip => "Reason for and more info about your most recent death",
		3026	},
		3027	"c/say" => $SAY_CHANNEL,
		3028	"c/chat" => $CHAT_CHANNEL,
		3029	);
		3030
2535	sub cf::client::send_msg {	3031	sub cf::client::send_msg {
2536	my ($self, $channel, $msg, $color, @extra) = @_;	3032	my ($self, $channel, $msg, $color, @extra) = @_;
2537		3033
2538	$msg = $self->pl->expand_cfpod ($msg);	3034	$msg = $self->pl->expand_cfpod ($msg)
		3035	unless $color & cf::NDI_VERBATIM;
2539		3036
2540	$color &= cf::NDI_CLIENT_MASK; # just in case...	3037	$color &= cf::NDI_CLIENT_MASK; # just in case...
2541		3038
		3039	# check predefined channels, for the benefit of C
		3040	if ($CHANNEL{$channel}) {
		3041	$channel = $CHANNEL{$channel};
		3042
		3043	$self->ext_msg (channel_info => $channel);
		3044	$channel = $channel->{id};
		3045
2542	if (ref $channel) {	3046	} elsif (ref $channel) {
2543	# send meta info to client, if not yet sent	3047	# send meta info to client, if not yet sent
2544	unless (exists $self->{channel}{$channel->{id}}) {	3048	unless (exists $self->{channel}{$channel->{id}}) {
2545	$self->{channel}{$channel->{id}} = $channel;	3049	$self->{channel}{$channel->{id}} = $channel;
2546	$self->ext_msg (channel_info => $channel);	3050	$self->ext_msg (channel_info => $channel);
2547	}	3051	}
…		…
2549	$channel = $channel->{id};	3053	$channel = $channel->{id};
2550	}	3054	}
2551		3055
2552	return unless @extra || length $msg;	3056	return unless @extra || length $msg;
2553		3057
2554	if ($self->can_msg) {
2555	# default colour, mask it out	3058	# default colour, mask it out
2556	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3059	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2557	if $color & cf::NDI_DEF;	3060	if $color & cf::NDI_DEF;
2558		3061
2559	$self->send_packet ("msg " . $self->{json_coder}->encode (	3062	my $pkt = "msg "
		3063	. $self->{json_coder}->encode (
2560	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3064	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2561	} else {	3065	);
2562	if ($color >= 0) {
2563	# replace some tags by gcfclient-compatible ones
2564	for ($msg) {
2565	1 while
2566	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2567	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2568	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2569	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2570	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2571	}
2572		3066
2573	$color &= cf::NDI_COLOR_MASK;	3067	$self->send_big_packet ($pkt);
2574
2575	utf8::encode $msg;
2576
2577	if (0 && $msg =~ /\[/) {
2578	$self->send_packet ("drawextinfo $color 4 0 $msg")
2579	} else {
2580	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2581	$self->send_packet ("drawinfo $color $msg")
2582	}
2583	}
2584	}
2585	}	3068	}
2586		3069
2587	=item $client->ext_msg ($type, @msg)	3070	=item $client->ext_msg ($type, @msg)
2588		3071
2589	Sends an ext event to the client.	3072	Sends an ext event to the client.
…		…
2591	=cut	3074	=cut
2592		3075
2593	sub cf::client::ext_msg($$@) {	3076	sub cf::client::ext_msg($$@) {
2594	my ($self, $type, @msg) = @_;	3077	my ($self, $type, @msg) = @_;
2595		3078
2596	my $extcmd = $self->extcmd;
2597
2598	if ($extcmd == 2) {	3079	if ($self->extcmd == 2) {
2599	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3080	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2600	} elsif ($extcmd == 1) { # TODO: remove	3081	} elsif ($self->extcmd == 1) { # TODO: remove
2601	push @msg, msgtype => "event_$type";	3082	push @msg, msgtype => "event_$type";
2602	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3083	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3084	}
		3085	}
		3086
		3087	=item $client->ext_reply ($msgid, @msg)
		3088
		3089	Sends an ext reply to the client.
		3090
		3091	=cut
		3092
		3093	sub cf::client::ext_reply($$@) {
		3094	my ($self, $id, @msg) = @_;
		3095
		3096	if ($self->extcmd == 2) {
		3097	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3098	} elsif ($self->extcmd == 1) {
		3099	#TODO: version 1, remove
		3100	unshift @msg, msgtype => "reply", msgid => $id;
		3101	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2603	}	3102	}
2604	}	3103	}
2605		3104
2606	=item $success = $client->query ($flags, "text", \&cb)	3105	=item $success = $client->query ($flags, "text", \&cb)
2607		3106
…		…
2668	my ($type, $reply, @payload) =	3167	my ($type, $reply, @payload) =
2669	"ARRAY" eq ref $msg	3168	"ARRAY" eq ref $msg
2670	? @$msg	3169	? @$msg
2671	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	3170	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2672		3171
		3172	my @reply;
		3173
2673	if (my $cb = $EXTICMD{$type}) {	3174	if (my $cb = $EXTICMD{$type}) {
2674	my @reply = $cb->($ns, @payload);	3175	@reply = $cb->($ns, @payload);
2675
2676	$ns->ext_reply ($reply, @reply)
2677	if $reply;
2678	}	3176	}
		3177
		3178	$ns->ext_reply ($reply, @reply)
		3179	if $reply;
		3180
2679	} else {	3181	} else {
2680	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3182	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2681	}	3183	}
2682		3184
2683	cf::override;	3185	cf::override;
2684	},	3186	},
2685	);	3187	);
…		…
2705		3207
2706	$coro	3208	$coro
2707	}	3209	}
2708		3210
2709	cf::client->attach (	3211	cf::client->attach (
2710	on_destroy => sub {	3212	on_client_destroy => sub {
2711	my ($ns) = @_;	3213	my ($ns) = @_;
2712		3214
2713	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3215	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2714	},	3216	},
2715	);	3217	);
…		…
2731	our $safe_hole = new Safe::Hole;	3233	our $safe_hole = new Safe::Hole;
2732		3234
2733	$SIG{FPE} = 'IGNORE';	3235	$SIG{FPE} = 'IGNORE';
2734		3236
2735	$safe->permit_only (Opcode::opset qw(	3237	$safe->permit_only (Opcode::opset qw(
2736	:base_core :base_mem :base_orig :base_math	3238	:base_core :base_mem :base_orig :base_math :base_loop
2737	grepstart grepwhile mapstart mapwhile	3239	grepstart grepwhile mapstart mapwhile
2738	sort time	3240	sort time
2739	));	3241	));
2740		3242
2741	# here we export the classes and methods available to script code	3243	# here we export the classes and methods available to script code
…		…
2743	=pod	3245	=pod
2744		3246
2745	The following functions and methods are available within a safe environment:	3247	The following functions and methods are available within a safe environment:
2746		3248
2747	cf::object	3249	cf::object
2748	contr pay_amount pay_player map x y force_find force_add	3250	contr pay_amount pay_player map x y force_find force_add destroy
2749	insert remove	3251	insert remove name archname title slaying race decrease split
		3252	value
2750		3253
2751	cf::object::player	3254	cf::object::player
2752	player	3255	player
2753		3256
2754	cf::player	3257	cf::player
…		…
2759		3262
2760	=cut	3263	=cut
2761		3264
2762	for (	3265	for (
2763	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3266	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2764	insert remove inv)],	3267	insert remove inv nrof name archname title slaying race
		3268	decrease split destroy change_exp value msg lore send_msg)],
2765	["cf::object::player" => qw(player)],	3269	["cf::object::player" => qw(player)],
2766	["cf::player" => qw(peaceful)],	3270	["cf::player" => qw(peaceful send_msg)],
2767	["cf::map" => qw(trigger)],	3271	["cf::map" => qw(trigger)],
2768	) {	3272	) {
2769	no strict 'refs';	3273	no strict 'refs';
2770	my ($pkg, @funs) = @$_;	3274	my ($pkg, @funs) = @$_;
2771	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3275	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2789		3293
2790	my $qcode = $code;	3294	my $qcode = $code;
2791	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3295	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2792	$qcode =~ s/\n/\\n/g;	3296	$qcode =~ s/\n/\\n/g;
2793		3297
		3298	%vars = (_dummy => 0) unless %vars;
		3299
		3300	my @res;
2794	local $_;	3301	local $_;
2795	local @safe::cf::_safe_eval_args = values %vars;
2796		3302
2797	my $eval =	3303	my $eval =
2798	"do {\n"	3304	"do {\n"
2799	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3305	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2800	. "#line 0 \"{$qcode}\"\n"	3306	. "#line 0 \"{$qcode}\"\n"
2801	. $code	3307	. $code
2802	. "\n}"	3308	. "\n}"
2803	;	3309	;
2804		3310
		3311	if ($CFG{safe_eval}) {
2805	sub_generation_inc;	3312	sub_generation_inc;
		3313	local @safe::cf::_safe_eval_args = values %vars;
2806	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3314	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2807	sub_generation_inc;	3315	sub_generation_inc;
		3316	} else {
		3317	local @cf::_safe_eval_args = values %vars;
		3318	@res = wantarray ? eval eval : scalar eval $eval;
		3319	}
2808		3320
2809	if ($@) {	3321	if ($@) {
2810	warn "$@";	3322	warn "$@",
2811	warn "while executing safe code '$code'\n";	3323	"while executing safe code '$code'\n",
2812	warn "with arguments " . (join " ", %vars) . "\n";	3324	"with arguments " . (join " ", %vars) . "\n";
2813	}	3325	}
2814		3326
2815	wantarray ? @res : $res[0]	3327	wantarray ? @res : $res[0]
2816	}	3328	}
2817		3329
…		…
2831	=cut	3343	=cut
2832		3344
2833	sub register_script_function {	3345	sub register_script_function {
2834	my ($fun, $cb) = @_;	3346	my ($fun, $cb) = @_;
2835		3347
2836	no strict 'refs';	3348	$fun = "safe::$fun" if $CFG{safe_eval};
2837	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3349	*$fun = $safe_hole->wrap ($cb);
2838	}	3350	}
2839		3351
2840	=back	3352	=back
2841		3353
2842	=cut	3354	=cut
…		…
2845	# the server's init and main functions	3357	# the server's init and main functions
2846		3358
2847	sub load_facedata($) {	3359	sub load_facedata($) {
2848	my ($path) = @_;	3360	my ($path) = @_;
2849		3361
		3362	# HACK to clear player env face cache, we need some signal framework
		3363	# for this (global event?)
		3364	%ext::player_env::MUSIC_FACE_CACHE = ();
		3365
		3366	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3367
2850	warn "loading facedata from $path\n";	3368	trace "loading facedata from $path\n";
2851		3369
2852	my $facedata;	3370	my $facedata;
2853	0 < aio_load $path, $facedata	3371	0 < aio_load $path, $facedata
2854	or die "$path: $!";	3372	or die "$path: $!";
2855		3373
2856	$facedata = Coro::Storable::thaw $facedata;	3374	$facedata = Coro::Storable::thaw $facedata;
2857		3375
2858	$facedata->{version} == 2	3376	$facedata->{version} == 2
2859	or cf::cleanup "$path: version mismatch, cannot proceed.";	3377	or cf::cleanup "$path: version mismatch, cannot proceed.";
2860		3378
		3379	# patch in the exptable
		3380	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3381	$facedata->{resource}{"res/exp_table"} = {
		3382	type => FT_RSRC,
		3383	data => $exp_table,
		3384	hash => (Digest::MD5::md5 $exp_table),
		3385	};
		3386	cf::cede_to_tick;
		3387
2861	{	3388	{
2862	my $faces = $facedata->{faceinfo};	3389	my $faces = $facedata->{faceinfo};
2863		3390
2864	while (my ($face, $info) = each %$faces) {	3391	while (my ($face, $info) = each %$faces) {
2865	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3392	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3393
2866	cf::face::set_visibility $idx, $info->{visibility};	3394	cf::face::set_visibility $idx, $info->{visibility};
2867	cf::face::set_magicmap $idx, $info->{magicmap};	3395	cf::face::set_magicmap $idx, $info->{magicmap};
2868	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3396	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2869	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3397	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2870		3398
2871	cf::cede_to_tick;	3399	cf::cede_to_tick;
2872	}	3400	}
2873		3401
2874	while (my ($face, $info) = each %$faces) {	3402	while (my ($face, $info) = each %$faces) {
2875	next unless $info->{smooth};	3403	next unless $info->{smooth};
		3404
2876	my $idx = cf::face::find $face	3405	my $idx = cf::face::find $face
2877	or next;	3406	or next;
		3407
2878	if (my $smooth = cf::face::find $info->{smooth}) {	3408	if (my $smooth = cf::face::find $info->{smooth}) {
2879	cf::face::set_smooth $idx, $smooth;	3409	cf::face::set_smooth $idx, $smooth;
2880	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3410	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2881	} else {	3411	} else {
2882	warn "smooth face '$info->{smooth}' not found for face '$face'";	3412	error "smooth face '$info->{smooth}' not found for face '$face'";
2883	}	3413	}
2884		3414
2885	cf::cede_to_tick;	3415	cf::cede_to_tick;
2886	}	3416	}
2887	}	3417	}
…		…
2896		3426
2897	cf::anim::invalidate_all; # d'oh	3427	cf::anim::invalidate_all; # d'oh
2898	}	3428	}
2899		3429
2900	{	3430	{
2901	# TODO: for gcfclient pleasure, we should give resources
2902	# that gcfclient doesn't grok a >10000 face index.
2903	my $res = $facedata->{resource};	3431	my $res = $facedata->{resource};
2904	my $enc = JSON::XS->new->utf8->canonical;
2905
2906	my $soundconf = delete $res->{"res/sound.conf"};
2907		3432
2908	while (my ($name, $info) = each %$res) {	3433	while (my ($name, $info) = each %$res) {
2909	my $meta = $enc->encode ({	3434	if (defined $info->{type}) {
2910	name => $name,
2911	%{ $info->{meta} || {} },
2912	});
2913
2914	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3435	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2915		3436
2916	if ($info->{type} & 1) {
2917	# prepend meta info
2918
2919	my $data = pack "(w/a*)*", $meta, $info->{data};
2920	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2921
2922	cf::face::set_data $idx, 0, $data, $chk;	3437	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3438	cf::face::set_type $idx, $info->{type};
2923	} else {	3439	} else {
2924	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};	3440	$RESOURCE{$name} = $info; # unused
2925	}	3441	}
2926		3442
2927	cf::face::set_type $idx, $info->{type};
2928
2929	cf::cede_to_tick;	3443	cf::cede_to_tick;
2930	}	3444	}
2931
2932	if ($soundconf) {
2933	$soundconf = $enc->decode (delete $soundconf->{data});
2934
2935	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2936	my $sound = $soundconf->{compat}[$_]
2937	or next;
2938
2939	my $face = cf::face::find "sound/$sound->[1]";
2940	cf::sound::set $sound->[0] => $face;
2941	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2942	}
2943
2944	while (my ($k, $v) = each %{$soundconf->{event}}) {
2945	my $face = cf::face::find "sound/$v";
2946	cf::sound::set $k => $face;
2947	}
2948	}
2949	}	3445	}
		3446
		3447	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2950		3448
2951	1	3449	1
2952	}	3450	}
2953		3451
2954	register_exticmd fx_want => sub {	3452	register_exticmd fx_want => sub {
…		…
2957	while (my ($k, $v) = each %$want) {	3455	while (my ($k, $v) = each %$want) {
2958	$ns->fx_want ($k, $v);	3456	$ns->fx_want ($k, $v);
2959	}	3457	}
2960	};	3458	};
2961		3459
		3460	sub load_resource_file($) {
		3461	my $guard = lock_acquire "load_resource_file";
		3462
		3463	my $status = load_resource_file_ $_[0];
		3464	get_slot 0.1, 100;
		3465	cf::arch::commit_load;
		3466
		3467	$status
		3468	}
		3469
2962	sub reload_regions {	3470	sub reload_regions {
		3471	# HACK to clear player env face cache, we need some signal framework
		3472	# for this (global event?)
		3473	%ext::player_env::MUSIC_FACE_CACHE = ();
		3474
2963	load_resource_file "$MAPDIR/regions"	3475	load_resource_file "$MAPDIR/regions"
2964	or die "unable to load regions file\n";	3476	or die "unable to load regions file\n";
2965		3477
2966	for (cf::region::list) {	3478	for (cf::region::list) {
2967	$_->{match} = qr/$_->{match}/	3479	$_->{match} = qr/$_->{match}/
…		…
2975	}	3487	}
2976		3488
2977	sub reload_archetypes {	3489	sub reload_archetypes {
2978	load_resource_file "$DATADIR/archetypes"	3490	load_resource_file "$DATADIR/archetypes"
2979	or die "unable to load archetypes\n";	3491	or die "unable to load archetypes\n";
2980	#d# NEED to laod twice to resolve forward references
2981	# this really needs to be done in an extra post-pass
2982	# (which needs to be synchronous, so solve it differently)
2983	load_resource_file "$DATADIR/archetypes"
2984	or die "unable to load archetypes\n";
2985	}	3492	}
2986		3493
2987	sub reload_treasures {	3494	sub reload_treasures {
2988	load_resource_file "$DATADIR/treasures"	3495	load_resource_file "$DATADIR/treasures"
2989	or die "unable to load treasurelists\n";	3496	or die "unable to load treasurelists\n";
2990	}	3497	}
2991		3498
		3499	sub reload_sound {
		3500	trace "loading sound config from $DATADIR/sound\n";
		3501
		3502	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3503	or die "$DATADIR/sound $!";
		3504
		3505	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3506
		3507	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3508	my $sound = $soundconf->{compat}[$_]
		3509	or next;
		3510
		3511	my $face = cf::face::find "sound/$sound->[1]";
		3512	cf::sound::set $sound->[0] => $face;
		3513	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3514	}
		3515
		3516	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3517	my $face = cf::face::find "sound/$v";
		3518	cf::sound::set $k => $face;
		3519	}
		3520	}
		3521
2992	sub reload_resources {	3522	sub reload_resources {
2993	warn "reloading resource files...\n";	3523	trace "reloading resource files...\n";
2994		3524
		3525	reload_facedata;
		3526	reload_sound;
		3527	reload_archetypes;
2995	reload_regions;	3528	reload_regions;
2996	reload_facedata;
2997	#reload_archetypes;#d#
2998	reload_archetypes;
2999	reload_treasures;	3529	reload_treasures;
3000		3530
3001	warn "finished reloading resource files\n";	3531	trace "finished reloading resource files\n";
3002	}	3532	}
3003		3533
3004	sub init {	3534	sub reload_config {
3005	reload_resources;	3535	trace "reloading config file...\n";
3006	}
3007		3536
3008	sub cfg_load {
3009	open my $fh, "<:utf8", "$CONFDIR/config"	3537	open my $fh, "<:utf8", "$CONFDIR/config"
3010	or return;	3538	or return;
3011		3539
3012	local $/;	3540	local $/;
3013	*CFG = YAML::Syck::Load <$fh>;	3541	*CFG = YAML::XS::Load scalar <$fh>;
3014		3542
3015	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3543	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3016		3544
3017	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3545	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3018	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3546	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3019		3547
3020	if (exists $CFG{mlockall}) {	3548	if (exists $CFG{mlockall}) {
…		…
3022	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3550	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3023	and die "WARNING: m(un)lockall failed: $!\n";	3551	and die "WARNING: m(un)lockall failed: $!\n";
3024	};	3552	};
3025	warn $@ if $@;	3553	warn $@ if $@;
3026	}	3554	}
		3555
		3556	trace "finished reloading resource files\n";
		3557	}
		3558
		3559	sub pidfile() {
		3560	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3561	or die "$PIDFILE: $!";
		3562	flock $fh, &Fcntl::LOCK_EX
		3563	or die "$PIDFILE: flock: $!";
		3564	$fh
		3565	}
		3566
		3567	# make sure only one server instance is running at any one time
		3568	sub atomic {
		3569	my $fh = pidfile;
		3570
		3571	my $pid = <$fh>;
		3572	kill 9, $pid if $pid > 0;
		3573
		3574	seek $fh, 0, 0;
		3575	print $fh $$;
		3576	}
		3577
		3578	sub main_loop {
		3579	trace "EV::loop starting\n";
		3580	if (1) {
		3581	EV::loop;
		3582	}
		3583	trace "EV::loop returned\n";
		3584	goto &main_loop unless $REALLY_UNLOOP;
3027	}	3585	}
3028		3586
3029	sub main {	3587	sub main {
		3588	cf::init_globals; # initialise logging
		3589
		3590	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3591	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3592	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3593	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3594
		3595	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3596
3030	# we must not ever block the main coroutine	3597	# we must not ever block the main coroutine
3031	local $Coro::idle = sub {	3598	local $Coro::idle = sub {
3032	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3599	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3033	(async {	3600	(async {
3034	Event::one_event;	3601	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3602	EV::loop EV::LOOP_ONESHOT;
3035	})->prio (Coro::PRIO_MAX);	3603	})->prio (Coro::PRIO_MAX);
3036	};	3604	};
3037		3605
3038	cfg_load;	3606	evthread_start IO::AIO::poll_fileno;
		3607
		3608	cf::sync_job {
		3609	cf::init_experience;
		3610	cf::init_anim;
		3611	cf::init_attackmess;
		3612	cf::init_dynamic;
		3613
		3614	cf::load_settings;
		3615	cf::load_materials;
		3616
		3617	reload_resources;
		3618	reload_config;
3039	db_init;	3619	db_init;
		3620
		3621	cf::init_uuid;
		3622	cf::init_signals;
		3623	cf::init_skills;
		3624
		3625	cf::init_beforeplay;
		3626
		3627	atomic;
		3628
3040	load_extensions;	3629	load_extensions;
3041		3630
3042	$TICK_WATCHER->start;	3631	utime time, time, $RUNTIMEFILE;
3043	Event::loop;	3632
		3633	# no (long-running) fork's whatsoever before this point(!)
		3634	use POSIX ();
		3635	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3636
		3637	(pop @POST_INIT)->(0) while @POST_INIT;
		3638	};
		3639
		3640	cf::object::thawer::errors_are_fatal 0;
		3641	info "parse errors in files are no longer fatal from this point on.\n";
		3642
		3643	main_loop;
3044	}	3644	}
3045		3645
3046	#############################################################################	3646	#############################################################################
3047	# initialisation and cleanup	3647	# initialisation and cleanup
3048		3648
3049	# install some emergency cleanup handlers	3649	# install some emergency cleanup handlers
3050	BEGIN {	3650	BEGIN {
		3651	our %SIGWATCHER = ();
3051	for my $signal (qw(INT HUP TERM)) {	3652	for my $signal (qw(INT HUP TERM)) {
3052	Event->signal (	3653	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3053	reentrant => 0,
3054	data => WF_AUTOCANCEL,
3055	signal => $signal,
3056	prio => 0,
3057	cb => sub {
3058	cf::cleanup "SIG$signal";	3654	cf::cleanup "SIG$signal";
3059	},
3060	);	3655	};
3061	}	3656	}
3062	}	3657	}
3063		3658
3064	sub write_runtime {	3659	sub write_runtime_sync {
3065	my $runtime = "$LOCALDIR/runtime";	3660	my $t0 = AE::time;
3066		3661
3067	# first touch the runtime file to show we are still running:	3662	# first touch the runtime file to show we are still running:
3068	# the fsync below can take a very very long time.	3663	# the fsync below can take a very very long time.
3069		3664
3070	IO::AIO::aio_utime $runtime, undef, undef;	3665	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3071		3666
3072	my $guard = cf::lock_acquire "write_runtime";	3667	my $guard = cf::lock_acquire "write_runtime";
3073		3668
3074	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3669	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3075	or return;	3670	or return;
3076		3671
3077	my $value = $cf::RUNTIME + 90 + 10;	3672	my $value = $cf::RUNTIME + 90 + 10;
3078	# 10 is the runtime save interval, for a monotonic clock	3673	# 10 is the runtime save interval, for a monotonic clock
3079	# 60 allows for the watchdog to kill the server.	3674	# 60 allows for the watchdog to kill the server.
…		…
3089	aio_utime $fh, undef, undef;	3684	aio_utime $fh, undef, undef;
3090		3685
3091	close $fh	3686	close $fh
3092	or return;	3687	or return;
3093		3688
3094	aio_rename "$runtime~", $runtime	3689	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3095	and return;	3690	and return;
3096		3691
3097	warn "runtime file written.\n";	3692	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3098		3693
3099	1	3694	1
		3695	}
		3696
		3697	our $uuid_lock;
		3698	our $uuid_skip;
		3699
		3700	sub write_uuid_sync($) {
		3701	$uuid_skip ||= $_[0];
		3702
		3703	return if $uuid_lock;
		3704	local $uuid_lock = 1;
		3705
		3706	my $uuid = "$LOCALDIR/uuid";
		3707
		3708	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3709	or return;
		3710
		3711	my $value = uuid_seq uuid_cur;
		3712
		3713	unless ($value) {
		3714	info "cowardly refusing to write zero uuid value!\n";
		3715	return;
		3716	}
		3717
		3718	my $value = uuid_str $value + $uuid_skip;
		3719	$uuid_skip = 0;
		3720
		3721	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3722	and return;
		3723
		3724	# always fsync - this file is important
		3725	aio_fsync $fh
		3726	and return;
		3727
		3728	close $fh
		3729	or return;
		3730
		3731	aio_rename "$uuid~", $uuid
		3732	and return;
		3733
		3734	trace "uuid file written ($value).\n";
		3735
		3736	1
		3737
		3738	}
		3739
		3740	sub write_uuid($$) {
		3741	my ($skip, $sync) = @_;
		3742
		3743	$sync ? write_uuid_sync $skip
		3744	: async { write_uuid_sync $skip };
3100	}	3745	}
3101		3746
3102	sub emergency_save() {	3747	sub emergency_save() {
3103	my $freeze_guard = cf::freeze_mainloop;	3748	my $freeze_guard = cf::freeze_mainloop;
3104		3749
3105	warn "enter emergency perl save\n";	3750	info "emergency_perl_save: enter\n";
3106		3751
3107	cf::sync_job {	3752	cf::sync_job {
		3753	# this is a trade-off: we want to be very quick here, so
		3754	# save all maps without fsync, and later call a global sync
		3755	# (which in turn might be very very slow)
		3756	local $USE_FSYNC = 0;
		3757
3108	# use a peculiar iteration method to avoid tripping on perl	3758	# use a peculiar iteration method to avoid tripping on perl
3109	# refcount bugs in for. also avoids problems with players	3759	# refcount bugs in for. also avoids problems with players
3110	# and maps saved/destroyed asynchronously.	3760	# and maps saved/destroyed asynchronously.
3111	warn "begin emergency player save\n";	3761	info "emergency_perl_save: begin player save\n";
3112	for my $login (keys %cf::PLAYER) {	3762	for my $login (keys %cf::PLAYER) {
3113	my $pl = $cf::PLAYER{$login} or next;	3763	my $pl = $cf::PLAYER{$login} or next;
3114	$pl->valid or next;	3764	$pl->valid or next;
		3765	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3115	$pl->save;	3766	$pl->save;
3116	}	3767	}
3117	warn "end emergency player save\n";	3768	info "emergency_perl_save: end player save\n";
3118		3769
3119	warn "begin emergency map save\n";	3770	info "emergency_perl_save: begin map save\n";
3120	for my $path (keys %cf::MAP) {	3771	for my $path (keys %cf::MAP) {
3121	my $map = $cf::MAP{$path} or next;	3772	my $map = $cf::MAP{$path} or next;
3122	$map->valid or next;	3773	$map->valid or next;
3123	$map->save;	3774	$map->save;
3124	}	3775	}
3125	warn "end emergency map save\n";	3776	info "emergency_perl_save: end map save\n";
3126		3777
3127	warn "begin emergency database checkpoint\n";	3778	info "emergency_perl_save: begin database checkpoint\n";
3128	BDB::db_env_txn_checkpoint $DB_ENV;	3779	BDB::db_env_txn_checkpoint $DB_ENV;
3129	warn "end emergency database checkpoint\n";	3780	info "emergency_perl_save: end database checkpoint\n";
		3781
		3782	info "emergency_perl_save: begin write uuid\n";
		3783	write_uuid_sync 1;
		3784	info "emergency_perl_save: end write uuid\n";
3130	};	3785	};
3131		3786
3132	warn "leave emergency perl save\n";	3787	info "emergency_perl_save: starting sync()\n";
		3788	IO::AIO::aio_sync sub {
		3789	info "emergency_perl_save: finished sync()\n";
		3790	};
		3791
		3792	info "emergency_perl_save: leave\n";
3133	}	3793	}
3134		3794
3135	sub post_cleanup {	3795	sub post_cleanup {
3136	my ($make_core) = @_;	3796	my ($make_core) = @_;
3137		3797
3138	warn Carp::longmess "post_cleanup backtrace"	3798	error Carp::longmess "post_cleanup backtrace"
3139	if $make_core;	3799	if $make_core;
		3800
		3801	my $fh = pidfile;
		3802	unlink $PIDFILE if <$fh> == $$;
		3803	}
		3804
		3805	# a safer delete_package, copied from Symbol
		3806	sub clear_package($) {
		3807	my $pkg = shift;
		3808
		3809	# expand to full symbol table name if needed
		3810	unless ($pkg =~ /^main::.*::$/) {
		3811	$pkg = "main$pkg" if $pkg =~ /^::/;
		3812	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3813	$pkg .= '::' unless $pkg =~ /::$/;
		3814	}
		3815
		3816	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3817	my $stem_symtab = *{$stem}{HASH};
		3818
		3819	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3820	or return;
		3821
		3822	# clear all symbols
		3823	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3824	for my $name (keys %$leaf_symtab) {
		3825	_gv_clear *{"$pkg$name"};
		3826	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3827	}
3140	}	3828	}
3141		3829
3142	sub do_reload_perl() {	3830	sub do_reload_perl() {
3143	# can/must only be called in main	3831	# can/must only be called in main
3144	if ($Coro::current != $Coro::main) {	3832	if (in_main) {
3145	warn "can only reload from main coroutine";	3833	error "can only reload from main coroutine";
3146	return;	3834	return;
3147	}	3835	}
3148		3836
		3837	return if $RELOAD++;
		3838
		3839	my $t1 = AE::time;
		3840
		3841	while ($RELOAD) {
3149	warn "reloading...";	3842	info "reloading...";
3150		3843
3151	warn "entering sync_job";	3844	trace "entering sync_job";
3152		3845
3153	cf::sync_job {	3846	cf::sync_job {
3154	cf::write_runtime; # external watchdog should not bark	3847	cf::write_runtime_sync; # external watchdog should not bark
3155	cf::emergency_save;	3848	cf::emergency_save;
3156	cf::write_runtime; # external watchdog should not bark	3849	cf::write_runtime_sync; # external watchdog should not bark
3157		3850
3158	warn "syncing database to disk";	3851	trace "syncing database to disk";
3159	BDB::db_env_txn_checkpoint $DB_ENV;	3852	BDB::db_env_txn_checkpoint $DB_ENV;
3160		3853
3161	# if anything goes wrong in here, we should simply crash as we already saved	3854	# if anything goes wrong in here, we should simply crash as we already saved
3162		3855
3163	warn "cancelling all WF_AUTOCANCEL watchers";
3164	for (Event::all_watchers) {
3165	$_->cancel if $_->data & WF_AUTOCANCEL;
3166	}
3167
3168	warn "flushing outstanding aio requests";	3856	trace "flushing outstanding aio requests";
3169	for (;;) {
3170	BDB::flush;
3171	IO::AIO::flush;
3172	Coro::cede;
3173	last unless IO::AIO::nreqs || BDB::nreqs;	3857	while (IO::AIO::nreqs || BDB::nreqs) {
3174	warn "iterate...";	3858	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3175	}
3176
3177	++$RELOAD;
3178
3179	warn "cancelling all extension coros";
3180	$_->cancel for values %EXT_CORO;
3181	%EXT_CORO = ();
3182
3183	warn "removing commands";
3184	%COMMAND = ();
3185
3186	warn "removing ext/exti commands";
3187	%EXTCMD = ();
3188	%EXTICMD = ();
3189
3190	warn "unloading/nuking all extensions";
3191	for my $pkg (@EXTS) {
3192	warn "... unloading $pkg";
3193
3194	if (my $cb = $pkg->can ("unload")) {
3195	eval {
3196	$cb->($pkg);
3197	1
3198	} or warn "$pkg unloaded, but with errors: $@";
3199	}	3859	}
3200		3860
3201	warn "... nuking $pkg";	3861	trace "cancelling all extension coros";
3202	Symbol::delete_package $pkg;	3862	$_->cancel for values %EXT_CORO;
3203	}	3863	%EXT_CORO = ();
3204		3864
3205	warn "unloading all perl modules loaded from $LIBDIR";	3865	trace "removing commands";
3206	while (my ($k, $v) = each %INC) {	3866	%COMMAND = ();
3207	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3208		3867
		3868	trace "removing ext/exti commands";
		3869	%EXTCMD = ();
		3870	%EXTICMD = ();
		3871
		3872	trace "unloading/nuking all extensions";
		3873	for my $pkg (@EXTS) {
3209	warn "... unloading $k";	3874	trace "... unloading $pkg";
3210	delete $INC{$k};
3211		3875
3212	$k =~ s/\.pm$//;
3213	$k =~ s/\//::/g;
3214
3215	if (my $cb = $k->can ("unload_module")) {	3876	if (my $cb = $pkg->can ("unload")) {
		3877	eval {
3216	$cb->();	3878	$cb->($pkg);
		3879	1
		3880	} or error "$pkg unloaded, but with errors: $@";
		3881	}
		3882
		3883	trace "... clearing $pkg";
		3884	clear_package $pkg;
3217	}	3885	}
3218		3886
3219	Symbol::delete_package $k;	3887	trace "unloading all perl modules loaded from $LIBDIR";
		3888	while (my ($k, $v) = each %INC) {
		3889	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3890
		3891	trace "... unloading $k";
		3892	delete $INC{$k};
		3893
		3894	$k =~ s/\.pm$//;
		3895	$k =~ s/\//::/g;
		3896
		3897	if (my $cb = $k->can ("unload_module")) {
		3898	$cb->();
		3899	}
		3900
		3901	clear_package $k;
3220	}	3902	}
3221		3903
3222	warn "getting rid of safe::, as good as possible";	3904	trace "getting rid of safe::, as good as possible";
3223	Symbol::delete_package "safe::$_"	3905	clear_package "safe::$_"
3224	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3906	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3225		3907
3226	warn "unloading cf.pm \"a bit\"";	3908	trace "unloading cf.pm \"a bit\"";
3227	delete $INC{"cf.pm"};	3909	delete $INC{"cf.pm"};
3228	delete $INC{"cf/pod.pm"};	3910	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3229		3911
3230	# don't, removes xs symbols, too,	3912	# don't, removes xs symbols, too,
3231	# and global variables created in xs	3913	# and global variables created in xs
3232	#Symbol::delete_package __PACKAGE__;	3914	#clear_package __PACKAGE__;
3233		3915
3234	warn "unload completed, starting to reload now";	3916	info "unload completed, starting to reload now";
3235		3917
3236	warn "reloading cf.pm";	3918	trace "reloading cf.pm";
3237	require cf;	3919	require cf;
3238	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3920	cf::_connect_to_perl_1;
3239		3921
3240	warn "loading config and database again";	3922	trace "loading config and database again";
3241	cf::cfg_load;	3923	cf::reload_config;
3242		3924
3243	warn "loading extensions";	3925	trace "loading extensions";
3244	cf::load_extensions;	3926	cf::load_extensions;
3245		3927
		3928	if ($REATTACH_ON_RELOAD) {
3246	warn "reattaching attachments to objects/players";	3929	trace "reattaching attachments to objects/players";
3247	_global_reattach; # objects, sockets	3930	_global_reattach; # objects, sockets
3248	warn "reattaching attachments to maps";	3931	trace "reattaching attachments to maps";
3249	reattach $_ for values %MAP;	3932	reattach $_ for values %MAP;
3250	warn "reattaching attachments to players";	3933	trace "reattaching attachments to players";
3251	reattach $_ for values %PLAYER;	3934	reattach $_ for values %PLAYER;
		3935	}
3252		3936
		3937	trace "running post_init jobs";
		3938	(pop @POST_INIT)->(1) while @POST_INIT;
		3939
3253	warn "leaving sync_job";	3940	trace "leaving sync_job";
3254		3941
3255	1	3942	1
3256	} or do {	3943	} or do {
3257	warn $@;	3944	error $@;
3258	warn "error while reloading, exiting.";	3945	cf::cleanup "error while reloading, exiting.";
3259	exit 1;	3946	};
		3947
		3948	info "reloaded";
		3949	--$RELOAD;
3260	};	3950	}
3261		3951
3262	warn "reloaded";	3952	$t1 = AE::time - $t1;
		3953	info "reload completed in ${t1}s\n";
3263	};	3954	};
3264		3955
3265	our $RELOAD_WATCHER; # used only during reload	3956	our $RELOAD_WATCHER; # used only during reload
3266		3957
3267	sub reload_perl() {	3958	sub reload_perl() {
3268	# doing reload synchronously and two reloads happen back-to-back,	3959	# doing reload synchronously and two reloads happen back-to-back,
3269	# coro crashes during coro_state_free->destroy here.	3960	# coro crashes during coro_state_free->destroy here.
3270		3961
3271	$RELOAD_WATCHER ||= Event->timer (	3962	$RELOAD_WATCHER ||= cf::async {
3272	reentrant => 0,	3963	Coro::AIO::aio_wait cache_extensions;
3273	after => 0,	3964
3274	data => WF_AUTOCANCEL,	3965	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3275	cb => sub {
3276	do_reload_perl;	3966	do_reload_perl;
3277	undef $RELOAD_WATCHER;	3967	undef $RELOAD_WATCHER;
3278	},	3968	};
3279	);	3969	};
3280	}	3970	}
3281		3971
3282	register_command "reload" => sub {	3972	register_command "reload" => sub {
3283	my ($who, $arg) = @_;	3973	my ($who, $arg) = @_;
3284		3974
3285	if ($who->flag (FLAG_WIZ)) {	3975	if ($who->flag (FLAG_WIZ)) {
3286	$who->message ("reloading server.");	3976	$who->message ("reloading server.");
		3977	async {
		3978	$Coro::current->{desc} = "perl_reload";
3287	async { reload_perl };	3979	reload_perl;
		3980	};
3288	}	3981	}
3289	};	3982	};
3290		3983
3291	unshift @INC, $LIBDIR;	3984	unshift @INC, $LIBDIR;
3292		3985
…		…
3294		3987
3295	our @WAIT_FOR_TICK;	3988	our @WAIT_FOR_TICK;
3296	our @WAIT_FOR_TICK_BEGIN;	3989	our @WAIT_FOR_TICK_BEGIN;
3297		3990
3298	sub wait_for_tick {	3991	sub wait_for_tick {
3299	return unless $TICK_WATCHER->is_active;
3300	return if $Coro::current == $Coro::main;	3992	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3301		3993
3302	my $signal = new Coro::Signal;	3994	my $signal = new Coro::Signal;
3303	push @WAIT_FOR_TICK, $signal;	3995	push @WAIT_FOR_TICK, $signal;
3304	$signal->wait;	3996	$signal->wait;
3305	}	3997	}
3306		3998
3307	sub wait_for_tick_begin {	3999	sub wait_for_tick_begin {
3308	return unless $TICK_WATCHER->is_active;
3309	return if $Coro::current == $Coro::main;	4000	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3310		4001
3311	my $signal = new Coro::Signal;	4002	my $signal = new Coro::Signal;
3312	push @WAIT_FOR_TICK_BEGIN, $signal;	4003	push @WAIT_FOR_TICK_BEGIN, $signal;
3313	$signal->wait;	4004	$signal->wait;
3314	}	4005	}
3315		4006
3316	my $min = 1e6;#d#	4007	sub tick {
3317	my $avg = 10;
3318	$TICK_WATCHER = Event->timer (
3319	reentrant => 0,
3320	parked => 1,
3321	prio => 0,
3322	at => $NEXT_TICK || $TICK,
3323	data => WF_AUTOCANCEL,
3324	cb => sub {
3325	if ($Coro::current != $Coro::main) {	4008	if ($Coro::current != $Coro::main) {
3326	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4009	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3327	unless ++$bug_warning > 10;	4010	unless ++$bug_warning > 10;
3328	return;	4011	return;
3329	}	4012	}
3330		4013
3331	$NOW = $tick_start = Event::time;
3332
3333	cf::server_tick; # one server iteration	4014	cf::server_tick; # one server iteration
3334		4015
3335	0 && sync_job {#d#	4016	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3336	for(1..10) {
3337	my $t = Event::time;
3338	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3339	or die;
3340		4017
3341	$map->width (50);	4018	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3342	$map->height (50);	4019	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3343	$map->alloc;	4020	Coro::async_pool {
3344	$map->_load_objects ("/tmp/x.map", 1);	4021	$Coro::current->{desc} = "runtime saver";
3345	my $t = Event::time - $t;	4022	write_runtime_sync
3346		4023	or error "ERROR: unable to write runtime file: $!";
3347	#next unless $t < 0.0013;#d#
3348	if ($t < $min) {
3349	$min = $t;
3350	}
3351	$avg = $avg * 0.99 + $t * 0.01;
3352	}
3353	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3354	exit 0;
3355	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3356	};	4024	};
		4025	}
3357		4026
3358	$RUNTIME += $TICK;
3359	$NEXT_TICK += $TICK;
3360
3361	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3362	$NEXT_RUNTIME_WRITE = $NOW + 10;
3363	Coro::async_pool {
3364	write_runtime
3365	or warn "ERROR: unable to write runtime file: $!";
3366	};
3367	}
3368
3369	# my $AFTER = Event::time;
3370	# warn $AFTER - $NOW;#d#
3371
3372	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4027	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3373	$sig->send;	4028	$sig->send;
3374	}	4029	}
3375	while (my $sig = shift @WAIT_FOR_TICK) {	4030	while (my $sig = shift @WAIT_FOR_TICK) {
3376	$sig->send;	4031	$sig->send;
3377	}	4032	}
3378		4033
3379	$NOW = Event::time;	4034	$LOAD = ($NOW - $TICK_START) / $TICK;
3380
3381	# if we are delayed by four ticks or more, skip them all
3382	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3383
3384	$TICK_WATCHER->at ($NEXT_TICK);
3385	$TICK_WATCHER->start;
3386
3387	$LOAD = ($NOW - $tick_start) / $TICK;
3388	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4035	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3389		4036
3390	_post_tick;	4037	if (0) {
3391		4038	if ($NEXT_TICK) {
3392		4039	my $jitter = $TICK_START - $NEXT_TICK;
		4040	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4041	debug "jitter $JITTER\n";#d#
		4042	}
3393	},	4043	}
3394	);	4044	}
3395		4045
3396	{	4046	{
3397	BDB::max_poll_time $TICK * 0.1;	4047	# configure BDB
3398	$BDB_POLL_WATCHER = Event->io (	4048
3399	reentrant => 0,
3400	fd => BDB::poll_fileno,
3401	poll => 'r',
3402	prio => 0,
3403	data => WF_AUTOCANCEL,
3404	cb => \&BDB::poll_cb,
3405	);
3406	BDB::min_parallel 8;	4049	BDB::min_parallel 16;
3407		4050	BDB::max_poll_reqs $TICK * 0.1;
3408	BDB::set_sync_prepare {	4051	$AnyEvent::BDB::WATCHER->priority (1);
3409	my $status;
3410	my $current = $Coro::current;
3411	(
3412	sub {
3413	$status = $!;
3414	$current->ready; undef $current;
3415	},
3416	sub {
3417	Coro::schedule while defined $current;
3418	$! = $status;
3419	},
3420	)
3421	};
3422		4052
3423	unless ($DB_ENV) {	4053	unless ($DB_ENV) {
3424	$DB_ENV = BDB::db_env_create;	4054	$DB_ENV = BDB::db_env_create;
		4055	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4056	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4057	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4058	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4059	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3425		4060
		4061	(Coro::async { # async to keep sync_job from complaining
3426	cf::sync_job {	4062	cf::sync_job {
3427	eval {	4063	eval {
3428	BDB::db_env_open	4064	BDB::db_env_open
3429	$DB_ENV,	4065	$DB_ENV,
3430	$BDBDIR,	4066	$BDBDIR,
3431	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4067	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3432	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4068	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3433	0666;	4069	0666;
3434		4070
3435	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4071	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
		4072	};
3436		4073
3437	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);	4074	cf::cleanup "db_env_open(db): $@" if $@;
3438	$DB_ENV->set_lk_detect;
3439	};	4075	};
		4076	})->join;
		4077	}
3440		4078
3441	cf::cleanup "db_env_open(db): $@" if $@;	4079	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3442	};	4080	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3443	}	4081	};
		4082	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4083	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4084	};
		4085	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4086	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4087	};
3444	}	4088	}
3445		4089
3446	{	4090	{
		4091	# configure IO::AIO
		4092
3447	IO::AIO::min_parallel 8;	4093	IO::AIO::min_parallel 8;
3448
3449	undef $Coro::AIO::WATCHER;
3450	IO::AIO::max_poll_time $TICK * 0.1;	4094	IO::AIO::max_poll_time $TICK * 0.1;
3451	$AIO_POLL_WATCHER = Event->io (	4095	undef $AnyEvent::AIO::WATCHER;
3452	reentrant => 0,
3453	data => WF_AUTOCANCEL,
3454	fd => IO::AIO::poll_fileno,
3455	poll => 'r',
3456	prio => 6,
3457	cb => \&IO::AIO::poll_cb,
3458	);
3459	}	4096	}
3460		4097
3461	my $_log_backtrace;	4098	my $_log_backtrace;
3462		4099
3463	sub _log_backtrace {	4100	sub _log_backtrace {
…		…
3466	$msg =~ s/\n//;	4103	$msg =~ s/\n//;
3467		4104
3468	# limit the # of concurrent backtraces	4105	# limit the # of concurrent backtraces
3469	if ($_log_backtrace < 2) {	4106	if ($_log_backtrace < 2) {
3470	++$_log_backtrace;	4107	++$_log_backtrace;
		4108	my $perl_bt = Carp::longmess $msg;
3471	async {	4109	async {
		4110	$Coro::current->{desc} = "abt $msg";
		4111
3472	my @bt = fork_call {	4112	my @bt = fork_call {
3473	@addr = map { sprintf "%x", $_ } @addr;	4113	@addr = map { sprintf "%x", $_ } @addr;
3474	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4114	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3475	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4115	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3476	or die "addr2line: $!";	4116	or die "addr2line: $!";
…		…
3484	}	4124	}
3485		4125
3486	@funcs	4126	@funcs
3487	};	4127	};
3488		4128
3489	LOG llevInfo, "[ABT] $msg\n";	4129	LOG llevInfo, "[ABT] $perl_bt\n";
		4130	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3490	LOG llevInfo, "[ABT] $_\n" for @bt;	4131	LOG llevInfo, "[ABT] $_\n" for @bt;
3491	--$_log_backtrace;	4132	--$_log_backtrace;
3492	};	4133	};
3493	} else {	4134	} else {
3494	LOG llevInfo, "[ABT] $msg\n";	4135	LOG llevInfo, "[ABT] $msg\n";
3495	LOG llevInfo, "[ABT] [suppressed]\n";	4136	LOG llevInfo, "[ABT] [suppressed]\n";
3496	}	4137	}
3497	}	4138	}
3498		4139
3499	# load additional modules	4140	# load additional modules
3500	use cf::pod;	4141	require "cf/$_.pm" for @EXTRA_MODULES;
		4142	cf::_connect_to_perl_2;
3501		4143
3502	END { cf::emergency_save }	4144	END { cf::emergency_save }
3503		4145
3504	1	4146	1
3505		4147

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