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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.361 by root, Sun Sep 9 12:52:48 2007 UTC vs.
Revision 1.542 by root, Wed May 5 09:05:03 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use Guard ();
15	use Coro 3.64 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS ();	53	use JSON::XS 2.01 ();
27	use BDB ();	54	use BDB ();
28	use Data::Dumper;	55	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	56	use Fcntl;
31	use YAML::Syck ();	57	use YAML::XS ();
32	use IO::AIO 2.32 ();	58	use IO::AIO ();
33	use Time::HiRes;	59	use Time::HiRes;
34	use Compress::LZF;	60	use Compress::LZF;
35	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
36		64
37	# configure various modules to our taste	65	# configure various modules to our taste
38	#	66	#
39	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		75
43	$Event::Eval = 1; # no idea why this is required, but it is	76	# strictly for debugging
44		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		78
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		80
		81	our @ORIG_INC;
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
54		85
55	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	98	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE; # unused
		112
		113	our $OUTPUT_RATE_MIN = 3000;
		114	our $OUTPUT_RATE_MAX = 1000000;
		115
		116	our $MAX_LINKS = 32; # how many chained exits to follow
		117	our $VERBOSE_IO = 1;
75		118
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	121	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		123
		124	our $BDB_DEADLOCK_WATCHER;
		125	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	127	our $DB_ENV;
		128
		129	our @EXTRA_MODULES = qw(pod match mapscript);
86		130
87	our %CFG;	131	our %CFG;
88		132
89	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	134	our $RUNTIME;
		135	our $NOW;
91		136
92	our (%PLAYER, %PLAYER_LOADING); # all users	137	our (%PLAYER, %PLAYER_LOADING); # all users
93	our (%MAP, %MAP_LOADING ); # all maps	138	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	139	our $LINK_MAP; # the special {link} map, which is always available
95		140
96	# used to convert map paths into valid unix filenames by replacing / by ∕	141	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	142	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		143
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	144	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
		146	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	147	our $TICK_START; # for load detecting purposes
		148
		149	our @POST_INIT;
		150
		151	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		152	our $REALLY_UNLOOP; # never set to true, please :)
102		153
103	binmode STDOUT;	154	binmode STDOUT;
104	binmode STDERR;	155	binmode STDERR;
105		156
106	# read virtual server time, if available	157	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
111	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
112		165
113	mkdir $_	166	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		168
116	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
117		170
118	sub cf::map::normalise;	171	sub cf::map::normalise;
		172
		173	sub in_main() {
		174	$Coro::current == $Coro::main
		175	}
		176
		177	#############################################################################
		178
		179	%REFLECT = ();
		180	for (@REFLECT) {
		181	my $reflect = JSON::XS::decode_json $_;
		182	$REFLECT{$reflect->{class}} = $reflect;
		183	}
		184
		185	# this is decidedly evil
		186	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
119		187
120	#############################################################################	188	#############################################################################
121		189
122	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
123		191
…		…
159		227
160	The raw value load value from the last tick.	228	The raw value load value from the last tick.
161		229
162	=item %cf::CFG	230	=item %cf::CFG
163		231
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	232	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	233	from wherever your confdir points to.
166		234
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	235	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		236
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	237	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
170	returns directly I<after> the tick processing (and consequently, can only wake one process	238	returns directly I<after> the tick processing (and consequently, can only wake one process
171	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	239	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
172		240
173	=item @cf::INVOKE_RESULTS	241	=item @cf::INVOKE_RESULTS
174		242
175	This array contains the results of the last C<invoke ()> call. When	243	This array contains the results of the last C<invoke ()> call. When
176	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	244	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
177	that call.	245	that call.
178		246
		247	=item %cf::REFLECT
		248
		249	Contains, for each (C++) class name, a hash reference with information
		250	about object members (methods, scalars, arrays and flags) and other
		251	metadata, which is useful for introspection.
		252
179	=back	253	=back
180		254
181	=cut	255	=cut
182		256
183	BEGIN {	257	sub error(@) { LOG llevError, join "", @_ }
184	*CORE::GLOBAL::warn = sub {	258	sub warn (@) { LOG llevWarn , join "", @_ }
		259	sub info (@) { LOG llevInfo , join "", @_ }
		260	sub debug(@) { LOG llevDebug, join "", @_ }
		261	sub trace(@) { LOG llevTrace, join "", @_ }
		262
		263	$Coro::State::WARNHOOK = sub {
185	my $msg = join "", @_;	264	my $msg = join "", @_;
186		265
187	$msg .= "\n"	266	$msg .= "\n"
188	unless $msg =~ /\n$/;	267	unless $msg =~ /\n$/;
189		268
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	269	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		270
192	utf8::encode $msg;
193	LOG llevError, $msg;	271	LOG llevWarn, $msg;
194	};	272	};
195	}	273
		274	$Coro::State::DIEHOOK = sub {
		275	return unless $^S eq 0; # "eq", not "=="
		276
		277	error Carp::longmess $_[0];
		278
		279	if (in_main) {#d#
		280	error "DIEHOOK called in main context, Coro bug?\n";#d#
		281	return;#d#
		282	}#d#
		283
		284	# kill coroutine otherwise
		285	Coro::terminate
		286	};
196		287
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	288	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	289	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	290	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	291	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	298	for my $pkg (qw(
208	cf::global cf::attachable	299	cf::global cf::attachable
209	cf::object cf::object::player	300	cf::object cf::object::player
210	cf::client cf::player	301	cf::client cf::player
211	cf::arch cf::living	302	cf::arch cf::living
		303	cf::map cf::mapspace
212	cf::map cf::party cf::region	304	cf::party cf::region
213	)) {	305	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	306	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	307	}
217		308
218	$Event::DIED = sub {	309	$EV::DIED = sub {
219	warn "error in event callback: @_";	310	Carp::cluck "error in event callback: @_";
220	};	311	};
221		312
222	#############################################################################	313	#############################################################################
223		314
224	=head2 UTILITY FUNCTIONS	315	=head2 UTILITY FUNCTIONS
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	337	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	338	$d
248	} || "[unable to dump $_[0]: '$@']";	339	} || "[unable to dump $_[0]: '$@']";
249	}	340	}
250		341
251	=item $ref = cf::from_json $json	342	=item $ref = cf::decode_json $json
252		343
253	Converts a JSON string into the corresponding perl data structure.	344	Converts a JSON string into the corresponding perl data structure.
254		345
255	=item $json = cf::to_json $ref	346	=item $json = cf::encode_json $ref
256		347
257	Converts a perl data structure into its JSON representation.	348	Converts a perl data structure into its JSON representation.
258		349
259	=cut	350	=cut
260		351
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	352	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		353
263	sub to_json ($) { $json_coder->encode ($_[0]) }	354	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	355	sub decode_json($) { $json_coder->decode ($_[0]) }
		356
		357	=item cf::post_init { BLOCK }
		358
		359	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		360	but I<before> the server starts ticking again.
		361
		362	The cdoeblock will have a single boolean argument to indicate whether this
		363	is a reload or not.
		364
		365	=cut
		366
		367	sub post_init(&) {
		368	push @POST_INIT, shift;
		369	}
265		370
266	=item cf::lock_wait $string	371	=item cf::lock_wait $string
267		372
268	Wait until the given lock is available. See cf::lock_acquire.	373	Wait until the given lock is available. See cf::lock_acquire.
269		374
270	=item my $lock = cf::lock_acquire $string	375	=item my $lock = cf::lock_acquire $string
271		376
272	Wait until the given lock is available and then acquires it and returns	377	Wait until the given lock is available and then acquires it and returns
273	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	378	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
274	for example when the coroutine gets canceled), the lock is automatically	379	for example when the coroutine gets canceled), the lock is automatically
275	returned.	380	returned.
276		381
277	Locks are *not* recursive, locking from the same coro twice results in a	382	Locks are *not* recursive, locking from the same coro twice results in a
278	deadlocked coro.	383	deadlocked coro.
…		…
284		389
285	Return true if the lock is currently active, i.e. somebody has locked it.	390	Return true if the lock is currently active, i.e. somebody has locked it.
286		391
287	=cut	392	=cut
288		393
289	our %LOCK;	394	our $LOCKS = new Coro::SemaphoreSet;
290	our %LOCKER;#d#
291		395
292	sub lock_wait($) {	396	sub lock_wait($) {
293	my ($key) = @_;	397	$LOCKS->wait ($_[0]);
294
295	if ($LOCKER{$key} == $Coro::current) {#d#
296	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
297	return;#d#
298	}#d#
299
300	# wait for lock, if any
301	while ($LOCK{$key}) {
302	push @{ $LOCK{$key} }, $Coro::current;
303	Coro::schedule;
304	}
305	}	398	}
306		399
307	sub lock_acquire($) {	400	sub lock_acquire($) {
308	my ($key) = @_;	401	$LOCKS->guard ($_[0])
309
310	# wait, to be sure we are not locked
311	lock_wait $key;
312
313	$LOCK{$key} = [];
314	$LOCKER{$key} = $Coro::current;#d#
315
316	Coro::guard {
317	delete $LOCKER{$key};#d#
318	# wake up all waiters, to be on the safe side
319	$_->ready for @{ delete $LOCK{$key} };
320	}
321	}	402	}
322		403
323	sub lock_active($) {	404	sub lock_active($) {
324	my ($key) = @_;	405	$LOCKS->count ($_[0]) < 1
325
326	! ! $LOCK{$key}
327	}	406	}
328		407
329	sub freeze_mainloop {	408	sub freeze_mainloop {
330	return unless $TICK_WATCHER->is_active;	409	tick_inhibit_inc;
331		410
332	my $guard = Coro::guard {	411	&Guard::guard (\&tick_inhibit_dec);
333	$TICK_WATCHER->start;	412	}
334	};	413
335	$TICK_WATCHER->stop;	414	=item cf::periodic $interval, $cb
336	$guard	415
		416	Like EV::periodic, but randomly selects a starting point so that the actions
		417	get spread over time.
		418
		419	=cut
		420
		421	sub periodic($$) {
		422	my ($interval, $cb) = @_;
		423
		424	my $start = rand List::Util::min 180, $interval;
		425
		426	EV::periodic $start, $interval, 0, $cb
337	}	427	}
338		428
339	=item cf::get_slot $time[, $priority[, $name]]	429	=item cf::get_slot $time[, $priority[, $name]]
340		430
341	Allocate $time seconds of blocking CPU time at priority C<$priority>:	431	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
349		439
350	=cut	440	=cut
351		441
352	our @SLOT_QUEUE;	442	our @SLOT_QUEUE;
353	our $SLOT_QUEUE;	443	our $SLOT_QUEUE;
		444	our $SLOT_DECAY = 0.9;
354		445
355	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	446	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
356	$SLOT_QUEUE = Coro::async {	447	$SLOT_QUEUE = Coro::async {
		448	$Coro::current->desc ("timeslot manager");
		449
357	my $signal = new Coro::Signal;	450	my $signal = new Coro::Signal;
		451	my $busy;
358		452
359	while () {	453	while () {
360	next_job:	454	next_job:
		455
361	my $avail = cf::till_tick;	456	my $avail = cf::till_tick;
362	if ($avail > 0.01) {	457
363	for (0 .. $#SLOT_QUEUE) {	458	for (0 .. $#SLOT_QUEUE) {
364	if ($SLOT_QUEUE[$_][0] < $avail) {	459	if ($SLOT_QUEUE[$_][0] <= $avail) {
		460	$busy = 0;
365	my $job = splice @SLOT_QUEUE, $_, 1, ();	461	my $job = splice @SLOT_QUEUE, $_, 1, ();
366	$job->[2]->send;	462	$job->[2]->send;
367	Coro::cede;	463	Coro::cede;
368	goto next_job;	464	goto next_job;
369	}	465	} else {
		466	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
370	}	467	}
371	}	468	}
372		469
373	if (@SLOT_QUEUE) {	470	if (@SLOT_QUEUE) {
374	# we do not use wait_For_tick() as it returns immediately when tick is inactive	471	# we do not use wait_for_tick() as it returns immediately when tick is inactive
375	push @cf::WAIT_FOR_TICK, $signal;	472	push @cf::WAIT_FOR_TICK, $signal;
376	$signal->wait;	473	$signal->wait;
377	} else {	474	} else {
		475	$busy = 0;
378	Coro::schedule;	476	Coro::schedule;
379	}	477	}
380	}	478	}
381	};	479	};
382		480
383	sub get_slot($;$$) {	481	sub get_slot($;$$) {
		482	return if tick_inhibit || $Coro::current == $Coro::main;
		483
384	my ($time, $pri, $name) = @_;	484	my ($time, $pri, $name) = @_;
385		485
386	$time = $TICK * .6 if $time > $TICK * .6;	486	$time = clamp $time, 0.01, $TICK * .6;
		487
387	my $sig = new Coro::Signal;	488	my $sig = new Coro::Signal;
388		489
389	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	490	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
390	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	491	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
391	$SLOT_QUEUE->ready;	492	$SLOT_QUEUE->ready;
…		…
402		503
403	BEGIN { *async = \&Coro::async_pool }	504	BEGIN { *async = \&Coro::async_pool }
404		505
405	=item cf::sync_job { BLOCK }	506	=item cf::sync_job { BLOCK }
406		507
407	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	508	The design of Deliantra requires that the main coroutine ($Coro::main)
408	is always able to handle events or runnable, as Crossfire TRT is only	509	is always able to handle events or runnable, as Deliantra is only
409	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	510	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
410	acceptable.	511	acceptable.
411		512
412	If it must be done, put the blocking parts into C<sync_job>. This will run	513	If it must be done, put the blocking parts into C<sync_job>. This will run
413	the given BLOCK in another coroutine while waiting for the result. The	514	the given BLOCK in another coroutine while waiting for the result. The
…		…
417	=cut	518	=cut
418		519
419	sub sync_job(&) {	520	sub sync_job(&) {
420	my ($job) = @_;	521	my ($job) = @_;
421		522
422	if ($Coro::current == $Coro::main) {	523	if (in_main) {
423	my $time = Event::time;	524	my $time = AE::time;
424		525
425	# this is the main coro, too bad, we have to block	526	# this is the main coro, too bad, we have to block
426	# till the operation succeeds, freezing the server :/	527	# till the operation succeeds, freezing the server :/
427		528
428	# TODO: use suspend/resume instead	529	#LOG llevError, Carp::longmess "sync job";#d#
429	# (but this is cancel-safe)	530
430	my $freeze_guard = freeze_mainloop;	531	my $freeze_guard = freeze_mainloop;
431		532
432	my $busy = 1;	533	my $busy = 1;
433	my @res;	534	my @res;
434		535
435	(async {	536	(async {
		537	$Coro::current->desc ("sync job coro");
436	@res = eval { $job->() };	538	@res = eval { $job->() };
437	warn $@ if $@;	539	error $@ if $@;
438	undef $busy;	540	undef $busy;
439	})->prio (Coro::PRIO_MAX);	541	})->prio (Coro::PRIO_MAX);
440		542
441	while ($busy) {	543	while ($busy) {
442	Coro::cede or Event::one_event;	544	if (Coro::nready) {
		545	Coro::cede_notself;
		546	} else {
		547	EV::loop EV::LOOP_ONESHOT;
443	}	548	}
		549	}
444		550
445	$time = Event::time - $time;	551	my $time = AE::time - $time;
446		552
447	LOG llevError | logBacktrace, Carp::longmess "long sync job"
448	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
449
450	$tick_start += $time; # do not account sync jobs to server load	553	$TICK_START += $time; # do not account sync jobs to server load
451		554
452	wantarray ? @res : $res[0]	555	wantarray ? @res : $res[0]
453	} else {	556	} else {
454	# we are in another coroutine, how wonderful, everything just works	557	# we are in another coroutine, how wonderful, everything just works
455		558
…		…
480	=item fork_call { }, $args	583	=item fork_call { }, $args
481		584
482	Executes the given code block with the given arguments in a seperate	585	Executes the given code block with the given arguments in a seperate
483	process, returning the results. Everything must be serialisable with	586	process, returning the results. Everything must be serialisable with
484	Coro::Storable. May, of course, block. Note that the executed sub may	587	Coro::Storable. May, of course, block. Note that the executed sub may
485	never block itself or use any form of Event handling.	588	never block itself or use any form of event handling.
486		589
487	=cut	590	=cut
488		591
489	sub fork_call(&@) {	592	sub fork_call(&@) {
490	my ($cb, @args) = @_;	593	my ($cb, @args) = @_;
…		…
499	}, @args;	602	}, @args;
500		603
501	wantarray ? @res : $res[-1]	604	wantarray ? @res : $res[-1]
502	}	605	}
503		606
		607	sub objinfo {
		608	(
		609	"counter value" => cf::object::object_count,
		610	"objects created" => cf::object::create_count,
		611	"objects destroyed" => cf::object::destroy_count,
		612	"freelist size" => cf::object::free_count,
		613	"allocated objects" => cf::object::objects_size,
		614	"active objects" => cf::object::actives_size,
		615	)
		616	}
		617
		618	=item $coin = coin_from_name $name
		619
		620	=cut
		621
		622	our %coin_alias = (
		623	"silver" => "silvercoin",
		624	"silvercoin" => "silvercoin",
		625	"silvercoins" => "silvercoin",
		626	"gold" => "goldcoin",
		627	"goldcoin" => "goldcoin",
		628	"goldcoins" => "goldcoin",
		629	"platinum" => "platinacoin",
		630	"platinumcoin" => "platinacoin",
		631	"platinumcoins" => "platinacoin",
		632	"platina" => "platinacoin",
		633	"platinacoin" => "platinacoin",
		634	"platinacoins" => "platinacoin",
		635	"royalty" => "royalty",
		636	"royalties" => "royalty",
		637	);
		638
		639	sub coin_from_name($) {
		640	$coin_alias{$_[0]}
		641	? cf::arch::find $coin_alias{$_[0]}
		642	: undef
		643	}
		644
504	=item $value = cf::db_get $family => $key	645	=item $value = cf::db_get $family => $key
505		646
506	Returns a single value from the environment database.	647	Returns a single value from the environment database.
507		648
508	=item cf::db_put $family => $key => $value	649	=item cf::db_put $family => $key => $value
509		650
510	Stores the given C<$value> in the family. It can currently store binary	651	Stores the given C<$value> in the family. It can currently store binary
511	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	652	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
512		653
		654	=item $db = cf::db_table "name"
		655
		656	Create and/or open a new database table. The string must not be "db" and must be unique
		657	within each server.
		658
513	=cut	659	=cut
		660
		661	sub db_table($) {
		662	cf::error "db_get called from main context"
		663	if $Coro::current == $Coro::main;
		664
		665	my ($name) = @_;
		666	my $db = BDB::db_create $DB_ENV;
		667
		668	eval {
		669	$db->set_flags (BDB::CHKSUM);
		670
		671	utf8::encode $name;
		672	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		673	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		674	cf::cleanup "db_open(db): $!" if $!;
		675	};
		676	cf::cleanup "db_open(db): $@" if $@;
		677
		678	$db
		679	}
514		680
515	our $DB;	681	our $DB;
516		682
517	sub db_init {	683	sub db_init {
518	unless ($DB) {	684	$DB ||= db_table "db";
519	$DB = BDB::db_create $DB_ENV;
520
521	cf::sync_job {
522	eval {
523	$DB->set_flags (BDB::CHKSUM);
524
525	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
526	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
527	cf::cleanup "db_open(db): $!" if $!;
528	};
529	cf::cleanup "db_open(db): $@" if $@;
530	};
531	}
532	}	685	}
533		686
534	sub db_get($$) {	687	sub db_get($$) {
535	my $key = "$_[0]/$_[1]";	688	my $key = "$_[0]/$_[1]";
536		689
537	cf::sync_job {	690	cf::error "db_get called from main context"
		691	if $Coro::current == $Coro::main;
		692
538	BDB::db_get $DB, undef, $key, my $data;	693	BDB::db_get $DB, undef, $key, my $data;
539		694
540	$! ? ()	695	$! ? ()
541	: $data	696	: $data
542	}
543	}	697	}
544		698
545	sub db_put($$$) {	699	sub db_put($$$) {
546	BDB::dbreq_pri 4;	700	BDB::dbreq_pri 4;
547	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	701	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
603		757
604	my $t1 = Time::HiRes::time;	758	my $t1 = Time::HiRes::time;
605	my $data = $process->(\@data);	759	my $data = $process->(\@data);
606	my $t2 = Time::HiRes::time;	760	my $t2 = Time::HiRes::time;
607		761
608	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	762	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
609		763
610	db_put cache => "$id/data", $data;	764	db_put cache => "$id/data", $data;
611	db_put cache => "$id/md5" , $md5;	765	db_put cache => "$id/md5" , $md5;
612	db_put cache => "$id/meta", $meta;	766	db_put cache => "$id/meta", $meta;
613		767
…		…
623		777
624	=cut	778	=cut
625		779
626	sub datalog($@) {	780	sub datalog($@) {
627	my ($type, %kv) = @_;	781	my ($type, %kv) = @_;
628	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	782	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
629	}	783	}
630		784
631	=back	785	=back
632		786
633	=cut	787	=cut
634		788
635	#############################################################################	789	#############################################################################
636		790
637	=head2 ATTACHABLE OBJECTS	791	=head2 ATTACHABLE OBJECTS
638		792
639	Many objects in crossfire are so-called attachable objects. That means you can	793	Many objects in deliantra are so-called attachable objects. That means you can
640	attach callbacks/event handlers (a collection of which is called an "attachment")	794	attach callbacks/event handlers (a collection of which is called an "attachment")
641	to it. All such attachable objects support the following methods.	795	to it. All such attachable objects support the following methods.
642		796
643	In the following description, CLASS can be any of C<global>, C<object>	797	In the following description, CLASS can be any of C<global>, C<object>
644	C<player>, C<client> or C<map> (i.e. the attachable objects in	798	C<player>, C<client> or C<map> (i.e. the attachable objects in
645	Crossfire TRT).	799	Deliantra).
646		800
647	=over 4	801	=over 4
648		802
649	=item $attachable->attach ($attachment, key => $value...)	803	=item $attachable->attach ($attachment, key => $value...)
650		804
…		…
694	=item cf::CLASS::attachment $name, ...	848	=item cf::CLASS::attachment $name, ...
695		849
696	Register an attachment by C<$name> through which attachable objects of the	850	Register an attachment by C<$name> through which attachable objects of the
697	given CLASS can refer to this attachment.	851	given CLASS can refer to this attachment.
698		852
699	Some classes such as crossfire maps and objects can specify attachments	853	Some classes such as deliantra maps and objects can specify attachments
700	that are attached at load/instantiate time, thus the need for a name.	854	that are attached at load/instantiate time, thus the need for a name.
701		855
702	These calls expect any number of the following handler/hook descriptions:	856	These calls expect any number of the following handler/hook descriptions:
703		857
704	=over 4	858	=over 4
…		…
828		982
829	} elsif (exists $cb_id{$type}) {	983	} elsif (exists $cb_id{$type}) {
830	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	984	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
831		985
832	} elsif (ref $type) {	986	} elsif (ref $type) {
833	warn "attaching objects not supported, ignoring.\n";	987	error "attaching objects not supported, ignoring.\n";
834		988
835	} else {	989	} else {
836	shift @arg;	990	shift @arg;
837	warn "attach argument '$type' not supported, ignoring.\n";	991	error "attach argument '$type' not supported, ignoring.\n";
838	}	992	}
839	}	993	}
840	}	994	}
841		995
842	sub _object_attach {	996	sub _object_attach {
…		…
852	_attach $registry, $klass, @attach;	1006	_attach $registry, $klass, @attach;
853	}	1007	}
854		1008
855	$obj->{$name} = \%arg;	1009	$obj->{$name} = \%arg;
856	} else {	1010	} else {
857	warn "object uses attachment '$name' which is not available, postponing.\n";	1011	info "object uses attachment '$name' which is not available, postponing.\n";
858	}	1012	}
859		1013
860	$obj->{_attachment}{$name} = undef;	1014	$obj->{_attachment}{$name} = undef;
861	}	1015	}
862		1016
…		…
921		1075
922	for (@$callbacks) {	1076	for (@$callbacks) {
923	eval { &{$_->[1]} };	1077	eval { &{$_->[1]} };
924		1078
925	if ($@) {	1079	if ($@) {
926	warn "$@";
927	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1080	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
928	override;	1081	override;
929	}	1082	}
930		1083
931	return 1 if $override;	1084	return 1 if $override;
932	}	1085	}
933		1086
934	0	1087	0
935	}	1088	}
936		1089
937	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1090	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
938		1091
939	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1092	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
940		1093
941	Generate an object-specific event with the given arguments.	1094	Generate an object-specific event with the given arguments.
942		1095
…		…
948		1101
949	=cut	1102	=cut
950		1103
951	#############################################################################	1104	#############################################################################
952	# object support	1105	# object support
953	#
954		1106
		1107	sub _object_equal($$);
		1108	sub _object_equal($$) {
		1109	my ($a, $b) = @_;
		1110
		1111	return 0 unless (ref $a) eq (ref $b);
		1112
		1113	if ("HASH" eq ref $a) {
		1114	my @ka = keys %$a;
		1115	my @kb = keys %$b;
		1116
		1117	return 0 if @ka != @kb;
		1118
		1119	for (0 .. $#ka) {
		1120	return 0 unless $ka[$_] eq $kb[$_];
		1121	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1122	}
		1123
		1124	} elsif ("ARRAY" eq ref $a) {
		1125
		1126	return 0 if @$a != @$b;
		1127
		1128	for (0 .. $#$a) {
		1129	return 0 unless _object_equal $a->[$_], $b->[$_];
		1130	}
		1131
		1132	} elsif ($a ne $b) {
		1133	return 0;
		1134	}
		1135
		1136	1
		1137	}
		1138
		1139	our $SLOW_MERGES;#d#
955	sub _can_merge {	1140	sub _can_merge {
956	my ($ob1, $ob2) = @_;	1141	my ($ob1, $ob2) = @_;
957		1142
958	local $Storable::canonical = 1;	1143	++$SLOW_MERGES;#d#
959	my $fob1 = Storable::freeze $ob1;
960	my $fob2 = Storable::freeze $ob2;
961		1144
962	$fob1 eq $fob2	1145	# we do the slow way here
		1146	return _object_equal $ob1, $ob2
963	}	1147	}
964		1148
965	sub reattach {	1149	sub reattach {
966	# basically do the same as instantiate, without calling instantiate	1150	# basically do the same as instantiate, without calling instantiate
967	my ($obj) = @_;	1151	my ($obj) = @_;
968		1152
		1153	# no longer needed after getting rid of delete_package?
969	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1154	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
970		1155
971	my $registry = $obj->registry;	1156	my $registry = $obj->registry;
972		1157
973	@$registry = ();	1158	@$registry = ();
974		1159
…		…
979	for (@$attach) {	1164	for (@$attach) {
980	my ($klass, @attach) = @$_;	1165	my ($klass, @attach) = @$_;
981	_attach $registry, $klass, @attach;	1166	_attach $registry, $klass, @attach;
982	}	1167	}
983	} else {	1168	} else {
984	warn "object uses attachment '$name' that is not available, postponing.\n";	1169	info "object uses attachment '$name' that is not available, postponing.\n";
985	}	1170	}
986	}	1171	}
987	}	1172	}
988		1173
989	cf::attachable->attach (	1174	cf::attachable->attach (
990	prio => -1000000,	1175	prio => -1000000,
991	on_instantiate => sub {	1176	on_instantiate => sub {
992	my ($obj, $data) = @_;	1177	my ($obj, $data) = @_;
993		1178
994	$data = from_json $data;	1179	$data = decode_json $data;
995		1180
996	for (@$data) {	1181	for (@$data) {
997	my ($name, $args) = @$_;	1182	my ($name, $args) = @$_;
998		1183
999	$obj->attach ($name, %{$args || {} });	1184	$obj->attach ($name, %{$args || {} });
…		…
1013	);	1198	);
1014		1199
1015	sub object_freezer_save {	1200	sub object_freezer_save {
1016	my ($filename, $rdata, $objs) = @_;	1201	my ($filename, $rdata, $objs) = @_;
1017		1202
1018	my $guard = cf::lock_acquire "io";
1019
1020	sync_job {	1203	sync_job {
1021	if (length $$rdata) {	1204	if (length $$rdata) {
		1205	utf8::decode (my $decname = $filename);
1022	warn sprintf "saving %s (%d,%d)\n",	1206	trace sprintf "saving %s (%d,%d)\n",
1023	$filename, length $$rdata, scalar @$objs;	1207	$decname, length $$rdata, scalar @$objs
		1208	if $VERBOSE_IO;
1024		1209
1025	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1210	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1026	chmod SAVE_MODE, $fh;	1211	aio_chmod $fh, SAVE_MODE;
1027	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1212	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1028	aio_fsync $fh if $cf::USE_FSYNC;	1213	if ($cf::USE_FSYNC) {
		1214	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1215	aio_fsync $fh;
		1216	}
1029	close $fh;	1217	aio_close $fh;
1030		1218
1031	if (@$objs) {	1219	if (@$objs) {
1032	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1220	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1033	chmod SAVE_MODE, $fh;	1221	aio_chmod $fh, SAVE_MODE;
1034	my $data = Storable::nfreeze { version => 1, objs => $objs };	1222	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1035	aio_write $fh, 0, (length $data), $data, 0;	1223	aio_write $fh, 0, (length $data), $data, 0;
1036	aio_fsync $fh if $cf::USE_FSYNC;	1224	if ($cf::USE_FSYNC) {
		1225	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1226	aio_fsync $fh;
		1227	}
1037	close $fh;	1228	aio_close $fh;
1038	aio_rename "$filename.pst~", "$filename.pst";	1229	aio_rename "$filename.pst~", "$filename.pst";
1039	}	1230	}
1040	} else {	1231	} else {
1041	aio_unlink "$filename.pst";	1232	aio_unlink "$filename.pst";
1042	}	1233	}
1043		1234
1044	aio_rename "$filename~", $filename;	1235	aio_rename "$filename~", $filename;
		1236
		1237	$filename =~ s%/[^/]+$%%;
		1238	aio_pathsync $filename if $cf::USE_FSYNC;
1045	} else {	1239	} else {
1046	warn "FATAL: $filename~: $!\n";	1240	error "unable to save objects: $filename~: $!\n";
1047	}	1241	}
1048	} else {	1242	} else {
1049	aio_unlink $filename;	1243	aio_unlink $filename;
1050	aio_unlink "$filename.pst";	1244	aio_unlink "$filename.pst";
1051	}	1245	}
1052	};	1246	};
1053
1054	undef $guard;
1055	}	1247	}
1056		1248
1057	sub object_freezer_as_string {	1249	sub object_freezer_as_string {
1058	my ($rdata, $objs) = @_;	1250	my ($rdata, $objs) = @_;
1059		1251
…		…
1064		1256
1065	sub object_thawer_load {	1257	sub object_thawer_load {
1066	my ($filename) = @_;	1258	my ($filename) = @_;
1067		1259
1068	my ($data, $av);	1260	my ($data, $av);
1069
1070	my $guard = cf::lock_acquire "io";
1071		1261
1072	(aio_load $filename, $data) >= 0	1262	(aio_load $filename, $data) >= 0
1073	or return;	1263	or return;
1074		1264
1075	unless (aio_stat "$filename.pst") {	1265	unless (aio_stat "$filename.pst") {
1076	(aio_load "$filename.pst", $av) >= 0	1266	(aio_load "$filename.pst", $av) >= 0
1077	or return;	1267	or return;
1078		1268
1079	undef $guard;
1080	$av = eval { (Storable::thaw $av)->{objs} };	1269	my $st = eval { Coro::Storable::thaw $av };
		1270	$av = $st->{objs};
1081	}	1271	}
1082		1272
		1273	utf8::decode (my $decname = $filename);
1083	warn sprintf "loading %s (%d)\n",	1274	trace sprintf "loading %s (%d,%d)\n",
1084	$filename, length $data, scalar @{$av || []};	1275	$decname, length $data, scalar @{$av || []}
		1276	if $VERBOSE_IO;
1085		1277
1086	($data, $av)	1278	($data, $av)
1087	}	1279	}
1088		1280
1089	=head2 COMMAND CALLBACKS	1281	=head2 COMMAND CALLBACKS
…		…
1145	my ($name, $cb) = @_;	1337	my ($name, $cb) = @_;
1146		1338
1147	$EXTICMD{$name} = $cb;	1339	$EXTICMD{$name} = $cb;
1148	}	1340	}
1149		1341
		1342	use File::Glob ();
		1343
1150	cf::player->attach (	1344	cf::player->attach (
1151	on_command => sub {	1345	on_unknown_command => sub {
1152	my ($pl, $name, $params) = @_;	1346	my ($pl, $name, $params) = @_;
1153		1347
1154	my $cb = $COMMAND{$name}	1348	my $cb = $COMMAND{$name}
1155	or return;	1349	or return;
1156		1350
…		…
1179		1373
1180	$pl->ext_reply ($reply, @reply)	1374	$pl->ext_reply ($reply, @reply)
1181	if $reply;	1375	if $reply;
1182		1376
1183	} else {	1377	} else {
1184	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1378	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1185	}	1379	}
1186		1380
1187	cf::override;	1381	cf::override;
1188	},	1382	},
1189	);	1383	);
1190		1384
		1385	# "readahead" all extensions
		1386	sub cache_extensions {
		1387	my $grp = IO::AIO::aio_group;
		1388
		1389	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1390	for (grep /\.ext$/, @{$_[0]}) {
		1391	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1392	}
		1393	};
		1394
		1395	$grp
		1396	}
		1397
1191	sub load_extensions {	1398	sub load_extensions {
		1399	info "loading extensions...";
		1400
1192	cf::sync_job {	1401	cf::sync_job {
1193	my %todo;	1402	my %todo;
1194		1403
1195	for my $path (<$LIBDIR/*.ext>) {	1404	for my $path (<$LIBDIR/*.ext>) {
1196	next unless -r $path;	1405	next unless -r $path;
…		…
1214		1423
1215	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1424	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1216	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1425	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1217		1426
1218	$ext{source} =	1427	$ext{source} =
1219	"package $pkg; use strict; use utf8;\n"	1428	"package $pkg; use common::sense;\n"
1220	. "#line 1 \"$path\"\n{\n"	1429	. "#line 1 \"$path\"\n{\n"
1221	. $source	1430	. $source
1222	. "\n};\n1";	1431	. "\n};\n1";
1223		1432
1224	$todo{$base} = \%ext;	1433	$todo{$base} = \%ext;
1225	}	1434	}
1226		1435
		1436	my $pass = 0;
1227	my %done;	1437	my %done;
1228	while (%todo) {	1438	while (%todo) {
1229	my $progress;	1439	my $progress;
1230		1440
		1441	++$pass;
		1442
		1443	ext:
1231	while (my ($k, $v) = each %todo) {	1444	while (my ($k, $v) = each %todo) {
1232	for (split /,\s*/, $v->{meta}{depends}) {	1445	for (split /,\s*/, $v->{meta}{depends}) {
1233	goto skip	1446	next ext
1234	unless exists $done{$_};	1447	unless exists $done{$_};
1235	}	1448	}
1236		1449
1237	warn "... loading '$k' into '$v->{pkg}'\n";	1450	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1238		1451
1239	unless (eval $v->{source}) {	1452	my $active = eval $v->{source};
		1453
		1454	if (length $@) {
1240	my $msg = $@ ? "$v->{path}: $@\n"	1455	error "$v->{path}: $@\n";
1241	: "$v->{base}: extension inactive.\n";
1242		1456
		1457	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1243	if (exists $v->{meta}{mandatory}) {	1458	if exists $v->{meta}{mandatory};
1244	warn $msg;	1459
1245	warn "mandatory extension failed to load, exiting.\n";	1460	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1246	exit 1;	1461	delete $todo{$k};
1247	}	1462	} else {
1248		1463	$done{$k} = delete $todo{$k};
1249	warn $msg;	1464	push @EXTS, $v->{pkg};
		1465	$progress = 1;
		1466
		1467	info "$v->{base}: extension inactive.\n"
		1468	unless $active;
1250	}	1469	}
1251
1252	$done{$k} = delete $todo{$k};
1253	push @EXTS, $v->{pkg};
1254	$progress = 1;
1255	}	1470	}
1256		1471
1257	skip:	1472	unless ($progress) {
1258	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1473	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1259	unless $progress;	1474
		1475	while (my ($k, $v) = each %todo) {
		1476	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1477	if exists $v->{meta}{mandatory};
		1478	}
		1479	}
1260	}	1480	}
1261	};	1481	};
1262	}	1482	}
1263		1483
1264	#############################################################################	1484	#############################################################################
1265		1485
1266	=back	1486	=back
1267		1487
1268	=head2 CORE EXTENSIONS	1488	=head2 CORE EXTENSIONS
1269		1489
1270	Functions and methods that extend core crossfire objects.	1490	Functions and methods that extend core deliantra objects.
1271		1491
1272	=cut	1492	=cut
1273		1493
1274	package cf::player;	1494	package cf::player;
1275		1495
…		…
1318		1538
1319	sub exists($) {	1539	sub exists($) {
1320	my ($login) = @_;	1540	my ($login) = @_;
1321		1541
1322	$cf::PLAYER{$login}	1542	$cf::PLAYER{$login}
1323	or cf::sync_job { !aio_stat path $login }	1543	or !aio_stat path $login
1324	}	1544	}
1325		1545
1326	sub find($) {	1546	sub find($) {
1327	return $cf::PLAYER{$_[0]} || do {	1547	return $cf::PLAYER{$_[0]} || do {
1328	my $login = $_[0];	1548	my $login = $_[0];
…		…
1338	aio_unlink +(playerdir $login) . "/$login.pl";	1558	aio_unlink +(playerdir $login) . "/$login.pl";
1339		1559
1340	my $f = new_from_file cf::object::thawer path $login	1560	my $f = new_from_file cf::object::thawer path $login
1341	or return;	1561	or return;
1342		1562
1343	$f->next;
1344	my $pl = cf::player::load_pl $f	1563	my $pl = cf::player::load_pl $f
1345	or return;	1564	or return;
		1565
1346	local $cf::PLAYER_LOADING{$login} = $pl;	1566	local $cf::PLAYER_LOADING{$login} = $pl;
1347	$f->resolve_delayed_derefs;	1567	$f->resolve_delayed_derefs;
1348	$cf::PLAYER{$login} = $pl	1568	$cf::PLAYER{$login} = $pl
1349	}	1569	}
1350	}	1570	}
1351	}	1571	}
1352		1572
		1573	cf::player->attach (
		1574	on_load => sub {
		1575	my ($pl, $path) = @_;
		1576
		1577	# restore slots saved in save, below
		1578	my $slots = delete $pl->{_slots};
		1579
		1580	$pl->ob->current_weapon ($slots->[0]);
		1581	$pl->combat_ob ($slots->[1]);
		1582	$pl->ranged_ob ($slots->[2]);
		1583	},
		1584	);
		1585
1353	sub save($) {	1586	sub save($) {
1354	my ($pl) = @_;	1587	my ($pl) = @_;
1355		1588
1356	return if $pl->{deny_save};	1589	return if $pl->{deny_save};
1357		1590
…		…
1360		1593
1361	return if $pl->{deny_save};	1594	return if $pl->{deny_save};
1362		1595
1363	aio_mkdir playerdir $pl, 0770;	1596	aio_mkdir playerdir $pl, 0770;
1364	$pl->{last_save} = $cf::RUNTIME;	1597	$pl->{last_save} = $cf::RUNTIME;
		1598
		1599	cf::get_slot 0.01;
		1600
		1601	# save slots, to be restored later
		1602	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1365		1603
1366	$pl->save_pl ($path);	1604	$pl->save_pl ($path);
1367	cf::cede_to_tick;	1605	cf::cede_to_tick;
1368	}	1606	}
1369		1607
…		…
1401	my ($pl) = @_;	1639	my ($pl) = @_;
1402		1640
1403	my $name = $pl->ob->name;	1641	my $name = $pl->ob->name;
1404		1642
1405	$pl->{deny_save} = 1;	1643	$pl->{deny_save} = 1;
1406	$pl->password ("*"); # this should lock out the player until we nuked the dir	1644	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1407		1645
1408	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1646	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1409	$pl->deactivate;	1647	$pl->deactivate;
		1648	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1410	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1649	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1411	$pl->ns->destroy if $pl->ns;	1650	$pl->ns->destroy if $pl->ns;
1412		1651
1413	my $path = playerdir $pl;	1652	my $path = playerdir $pl;
1414	my $temp = "$path~$cf::RUNTIME~deleting~";	1653	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1453		1692
1454	for my $login (@$dirs) {	1693	for my $login (@$dirs) {
1455	my $path = path $login;	1694	my $path = path $login;
1456		1695
1457	# a .pst is a dead give-away for a valid player	1696	# a .pst is a dead give-away for a valid player
1458	unless (-e "$path.pst") {	1697	# if no pst file found, open and chekc for blocked users
		1698	if (aio_stat "$path.pst") {
1459	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1699	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1460	aio_read $fh, 0, 512, my $buf, 0 or next;	1700	aio_read $fh, 0, 512, my $buf, 0 or next;
1461	$buf !~ /^password -------------$/m or next; # official not-valid tag	1701	$buf !~ /^password -------------$/m or next; # official not-valid tag
1462	}	1702	}
1463		1703
…		…
1467		1707
1468	\@logins	1708	\@logins
1469	}	1709	}
1470		1710
1471	=item $player->maps	1711	=item $player->maps
		1712
		1713	=item cf::player::maps $login
1472		1714
1473	Returns an arrayref of map paths that are private for this	1715	Returns an arrayref of map paths that are private for this
1474	player. May block.	1716	player. May block.
1475		1717
1476	=cut	1718	=cut
…		…
1494	}	1736	}
1495		1737
1496	\@paths	1738	\@paths
1497	}	1739	}
1498		1740
1499	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1741	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1500		1742
1501	Expand crossfire pod fragments into protocol xml.	1743	Expand deliantra pod fragments into protocol xml.
1502
1503	=cut
1504
1505	sub expand_cfpod {
1506	((my $self), (local $_)) = @_;
1507
1508	# escape & and <
1509	s/&/&amp;/g;
1510	s/(?<![BIUGHT])</&lt;/g;
1511
1512	# this is buggy, it needs to properly take care of nested <'s
1513
1514	1 while
1515	# replace B<>, I<>, U<> etc.
1516	s/B<([^\>]*)>/<b>$1<\/b>/
1517	|| s/I<([^\>]*)>/<i>$1<\/i>/
1518	|| s/U<([^\>]*)>/<u>$1<\/u>/
1519	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1520	# replace G<male|female> tags
1521	|| s{G<([^>|]*)\|([^>]*)>}{
1522	$self->gender ? $2 : $1
1523	}ge
1524	# replace H<hint text>
1525	|| s{H<([^\>]*)>}
1526	{
1527	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1528	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1529	"")
1530	[$self->{hintmode}]
1531	}ge;
1532
1533	# create single paragraphs (very hackish)
1534	s/(?<=\S)\n(?=\w)/ /g;
1535
1536	# compress some whitespace
1537	s/\s+\n/\n/g; # ws line-ends
1538	s/\n\n+/\n/g; # double lines
1539	s/^\n+//; # beginning lines
1540	s/\n+$//; # ending lines
1541
1542	$_
1543	}
1544
1545	sub hintmode {
1546	$_[0]{hintmode} = $_[1] if @_ > 1;
1547	$_[0]{hintmode}
1548	}
1549		1744
1550	=item $player->ext_reply ($msgid, @msg)	1745	=item $player->ext_reply ($msgid, @msg)
1551		1746
1552	Sends an ext reply to the player.	1747	Sends an ext reply to the player.
1553		1748
…		…
1585		1780
1586	=cut	1781	=cut
1587		1782
1588	sub find_by_path($) {	1783	sub find_by_path($) {
1589	my ($path) = @_;	1784	my ($path) = @_;
		1785
		1786	$path =~ s/^~[^\/]*//; # skip ~login
1590		1787
1591	my ($match, $specificity);	1788	my ($match, $specificity);
1592		1789
1593	for my $region (list) {	1790	for my $region (list) {
1594	if ($region->{match} && $path =~ $region->{match}) {	1791	if ($region->{match} && $path =~ $region->{match}) {
…		…
1620	our $MAX_RESET = 3600;	1817	our $MAX_RESET = 3600;
1621	our $DEFAULT_RESET = 3000;	1818	our $DEFAULT_RESET = 3000;
1622		1819
1623	sub generate_random_map {	1820	sub generate_random_map {
1624	my ($self, $rmp) = @_;	1821	my ($self, $rmp) = @_;
		1822
		1823	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1824
1625	# mit "rum" bekleckern, nicht	1825	# mit "rum" bekleckern, nicht
1626	$self->_create_random_map (	1826	$self->_create_random_map (
1627	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1827	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1628	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1828	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1629	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1829	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1630	$rmp->{exit_on_final_map},	1830	$rmp->{exit_on_final_map},
1631	$rmp->{xsize}, $rmp->{ysize},	1831	$rmp->{xsize}, $rmp->{ysize},
1632	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1832	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1633	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1833	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1648		1848
1649	sub register {	1849	sub register {
1650	my (undef, $regex, $prio) = @_;	1850	my (undef, $regex, $prio) = @_;
1651	my $pkg = caller;	1851	my $pkg = caller;
1652		1852
1653	no strict;
1654	push @{"$pkg\::ISA"}, __PACKAGE__;	1853	push @{"$pkg\::ISA"}, __PACKAGE__;
1655		1854
1656	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1855	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1657	}	1856	}
1658		1857
1659	# also paths starting with '/'	1858	# also paths starting with '/'
1660	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1859	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1661		1860
1662	sub thawer_merge {	1861	sub thawer_merge {
1663	my ($self, $merge) = @_;	1862	my ($self, $merge) = @_;
1664		1863
1665	# we have to keep some variables in memory intact	1864	# we have to keep some variables in memory intact
…		…
1751		1950
1752	# the temporary/swap location	1951	# the temporary/swap location
1753	sub save_path {	1952	sub save_path {
1754	my ($self) = @_;	1953	my ($self) = @_;
1755		1954
1756	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1955	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1757	"$TMPDIR/$path.map"	1956	"$TMPDIR/$path.map"
1758	}	1957	}
1759		1958
1760	# the unique path, undef == no special unique path	1959	# the unique path, undef == no special unique path
1761	sub uniq_path {	1960	sub uniq_path {
1762	my ($self) = @_;	1961	my ($self) = @_;
1763		1962
1764	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1963	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1765	"$UNIQUEDIR/$path"	1964	"$UNIQUEDIR/$path"
1766	}
1767
1768	# and all this just because we cannot iterate over
1769	# all maps in C++...
1770	sub change_all_map_light {
1771	my ($change) = @_;
1772
1773	$_->change_map_light ($change)
1774	for grep $_->outdoor, values %cf::MAP;
1775	}	1965	}
1776		1966
1777	sub decay_objects {	1967	sub decay_objects {
1778	my ($self) = @_;	1968	my ($self) = @_;
1779		1969
…		…
1863	sub find {	2053	sub find {
1864	my ($path, $origin) = @_;	2054	my ($path, $origin) = @_;
1865		2055
1866	$path = normalise $path, $origin && $origin->path;	2056	$path = normalise $path, $origin && $origin->path;
1867		2057
1868	cf::lock_wait "map_data:$path";#d#remove	2058	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1869	cf::lock_wait "map_find:$path";	2059	my $guard2 = cf::lock_acquire "map_find:$path";
1870		2060
1871	$cf::MAP{$path} || do {	2061	$cf::MAP{$path} || do {
1872	my $guard1 = cf::lock_acquire "map_find:$path";
1873	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1874
1875	my $map = new_from_path cf::map $path	2062	my $map = new_from_path cf::map $path
1876	or return;	2063	or return;
1877		2064
1878	$map->{last_save} = $cf::RUNTIME;	2065	$map->{last_save} = $cf::RUNTIME;
1879		2066
…		…
1881	or return;	2068	or return;
1882		2069
1883	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2070	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1884	# doing this can freeze the server in a sync job, obviously	2071	# doing this can freeze the server in a sync job, obviously
1885	#$cf::WAIT_FOR_TICK->wait;	2072	#$cf::WAIT_FOR_TICK->wait;
		2073	undef $guard2;
1886	undef $guard1;	2074	undef $guard1;
1887	undef $guard2;
1888	$map->reset;	2075	$map->reset;
1889	return find $path;	2076	return find $path;
1890	}	2077	}
1891		2078
1892	$cf::MAP{$path} = $map	2079	$cf::MAP{$path} = $map
1893	}	2080	}
1894	}	2081	}
1895		2082
1896	sub pre_load { }	2083	sub pre_load { }
1897	sub post_load { }	2084	#sub post_load { } # XS
1898		2085
1899	sub load {	2086	sub load {
1900	my ($self) = @_;	2087	my ($self) = @_;
1901		2088
1902	local $self->{deny_reset} = 1; # loading can take a long time	2089	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1919	my $f = new_from_file cf::object::thawer $self->{load_path};	2106	my $f = new_from_file cf::object::thawer $self->{load_path};
1920	$f->skip_block;	2107	$f->skip_block;
1921	$self->_load_objects ($f)	2108	$self->_load_objects ($f)
1922	or return;	2109	or return;
1923		2110
1924	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2111	$self->post_load_original
1925	if delete $self->{load_original};	2112	if delete $self->{load_original};
1926		2113
1927	if (my $uniq = $self->uniq_path) {	2114	if (my $uniq = $self->uniq_path) {
1928	utf8::encode $uniq;	2115	utf8::encode $uniq;
1929	unless (aio_stat $uniq) {	2116	unless (aio_stat $uniq) {
…		…
1947	unless ($self->{deny_activate}) {	2134	unless ($self->{deny_activate}) {
1948	$self->decay_objects;	2135	$self->decay_objects;
1949	$self->fix_auto_apply;	2136	$self->fix_auto_apply;
1950	$self->update_buttons;	2137	$self->update_buttons;
1951	cf::cede_to_tick;	2138	cf::cede_to_tick;
1952	$self->set_darkness_map;
1953	cf::cede_to_tick;
1954	$self->activate;	2139	$self->activate;
1955	}	2140	}
1956		2141
1957	$self->{last_save} = $cf::RUNTIME;	2142	$self->{last_save} = $cf::RUNTIME;
1958	$self->last_access ($cf::RUNTIME);	2143	$self->last_access ($cf::RUNTIME);
1959		2144
1960	$self->in_memory (cf::MAP_IN_MEMORY);	2145	$self->in_memory (cf::MAP_ACTIVE);
1961	}	2146	}
1962		2147
1963	$self->post_load;	2148	$self->post_load;
1964	}	2149	}
1965		2150
		2151	# customize the map for a given player, i.e.
		2152	# return the _real_ map. used by e.g. per-player
		2153	# maps to change the path to ~playername/mappath
1966	sub customise_for {	2154	sub customise_for {
1967	my ($self, $ob) = @_;	2155	my ($self, $ob) = @_;
1968		2156
1969	return find "~" . $ob->name . "/" . $self->{path}	2157	return find "~" . $ob->name . "/" . $self->{path}
1970	if $self->per_player;	2158	if $self->per_player;
…		…
1986	or next;	2174	or next;
1987	$neigh = find $neigh, $map	2175	$neigh = find $neigh, $map
1988	or next;	2176	or next;
1989	$neigh->load;	2177	$neigh->load;
1990		2178
		2179	# now find the diagonal neighbours
1991	push @neigh,	2180	push @neigh,
1992	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2181	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1993	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2182	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1994	}	2183	}
1995		2184
…		…
2002	}	2191	}
2003		2192
2004	sub find_sync {	2193	sub find_sync {
2005	my ($path, $origin) = @_;	2194	my ($path, $origin) = @_;
2006		2195
2007	cf::sync_job { find $path, $origin }	2196	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2197	if $Coro::current == $Coro::main;
		2198
		2199	find $path, $origin
2008	}	2200	}
2009		2201
2010	sub do_load_sync {	2202	sub do_load_sync {
2011	my ($map) = @_;	2203	my ($map) = @_;
2012		2204
2013	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2205	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2014	if $Coro::current == $Coro::main;	2206	if $Coro::current == $Coro::main;
2015		2207
2016	cf::sync_job { $map->load };	2208	$map->load;
2017	}	2209	}
2018		2210
2019	our %MAP_PREFETCH;	2211	our %MAP_PREFETCH;
2020	our $MAP_PREFETCHER = undef;	2212	our $MAP_PREFETCHER = undef;
2021		2213
…		…
2023	my ($path, $origin, $load) = @_;	2215	my ($path, $origin, $load) = @_;
2024		2216
2025	$path = normalise $path, $origin && $origin->{path};	2217	$path = normalise $path, $origin && $origin->{path};
2026		2218
2027	if (my $map = $cf::MAP{$path}) {	2219	if (my $map = $cf::MAP{$path}) {
2028	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2220	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2029	}	2221	}
2030		2222
2031	$MAP_PREFETCH{$path} |= $load;	2223	$MAP_PREFETCH{$path} |= $load;
2032		2224
2033	$MAP_PREFETCHER ||= cf::async {	2225	$MAP_PREFETCHER ||= cf::async {
		2226	$Coro::current->{desc} = "map prefetcher";
		2227
2034	while (%MAP_PREFETCH) {	2228	while (%MAP_PREFETCH) {
2035	while (my ($k, $v) = each %MAP_PREFETCH) {	2229	while (my ($k, $v) = each %MAP_PREFETCH) {
2036	if (my $map = find $k) {	2230	if (my $map = find $k) {
2037	$map->load if $v;	2231	$map->load if $v;
2038	}	2232	}
…		…
2045	$MAP_PREFETCHER->prio (6);	2239	$MAP_PREFETCHER->prio (6);
2046		2240
2047	()	2241	()
2048	}	2242	}
2049		2243
		2244	# common code, used by both ->save and ->swapout
2050	sub save {	2245	sub _save {
2051	my ($self) = @_;	2246	my ($self) = @_;
2052
2053	my $lock = cf::lock_acquire "map_data:$self->{path}";
2054		2247
2055	$self->{last_save} = $cf::RUNTIME;	2248	$self->{last_save} = $cf::RUNTIME;
2056		2249
2057	return unless $self->dirty;	2250	return unless $self->dirty;
2058		2251
…		…
2064	return if $self->{deny_save};	2257	return if $self->{deny_save};
2065		2258
2066	local $self->{last_access} = $self->last_access;#d#	2259	local $self->{last_access} = $self->last_access;#d#
2067		2260
2068	cf::async {	2261	cf::async {
		2262	$Coro::current->{desc} = "map player save";
2069	$_->contr->save for $self->players;	2263	$_->contr->save for $self->players;
2070	};	2264	};
		2265
		2266	cf::get_slot 0.02;
2071		2267
2072	if ($uniq) {	2268	if ($uniq) {
2073	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2269	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2074	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2270	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2075	} else {	2271	} else {
2076	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2272	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2077	}	2273	}
2078	}	2274	}
2079		2275
		2276	sub save {
		2277	my ($self) = @_;
		2278
		2279	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2280
		2281	$self->_save;
		2282	}
		2283
2080	sub swap_out {	2284	sub swap_out {
2081	my ($self) = @_;	2285	my ($self) = @_;
2082		2286
2083	# save first because save cedes
2084	$self->save;
2085
2086	my $lock = cf::lock_acquire "map_data:$self->{path}";	2287	my $lock = cf::lock_acquire "map_data:$self->{path}";
2087		2288
		2289	return if $self->in_memory != cf::MAP_ACTIVE;
		2290	return if $self->{deny_save};
2088	return if $self->players;	2291	return if $self->players;
2089	return if $self->in_memory != cf::MAP_IN_MEMORY;
2090	return if $self->{deny_save};
2091		2292
		2293	# first deactivate the map and "unlink" it from the core
		2294	$self->deactivate;
		2295	$_->clear_links_to ($self) for values %cf::MAP;
2092	$self->in_memory (cf::MAP_SWAPPED);	2296	$self->in_memory (cf::MAP_SWAPPED);
		2297
		2298	# then atomically save
		2299	$self->_save;
		2300
		2301	# then free the map
		2302	$self->clear;
		2303	}
		2304
		2305	sub reset_at {
		2306	my ($self) = @_;
		2307
		2308	# TODO: safety, remove and allow resettable per-player maps
		2309	return 1e99 if $self->{deny_reset};
		2310
		2311	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2312	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2313
		2314	$time + $to
		2315	}
		2316
		2317	sub should_reset {
		2318	my ($self) = @_;
		2319
		2320	$self->reset_at <= $cf::RUNTIME
		2321	}
		2322
		2323	sub reset {
		2324	my ($self) = @_;
		2325
		2326	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2327
		2328	return if $self->players;
		2329
		2330	cf::trace "resetting map ", $self->path, "\n";
		2331
		2332	$self->in_memory (cf::MAP_SWAPPED);
		2333
		2334	# need to save uniques path
		2335	unless ($self->{deny_save}) {
		2336	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2337
		2338	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2339	if $uniq;
		2340	}
		2341
		2342	delete $cf::MAP{$self->path};
2093		2343
2094	$self->deactivate;	2344	$self->deactivate;
2095	$_->clear_links_to ($self) for values %cf::MAP;	2345	$_->clear_links_to ($self) for values %cf::MAP;
2096	$self->clear;	2346	$self->clear;
2097	}
2098
2099	sub reset_at {
2100	my ($self) = @_;
2101
2102	# TODO: safety, remove and allow resettable per-player maps
2103	return 1e99 if $self->{deny_reset};
2104
2105	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2106	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2107
2108	$time + $to
2109	}
2110
2111	sub should_reset {
2112	my ($self) = @_;
2113
2114	$self->reset_at <= $cf::RUNTIME
2115	}
2116
2117	sub reset {
2118	my ($self) = @_;
2119
2120	my $lock = cf::lock_acquire "map_data:$self->{path}";
2121
2122	return if $self->players;
2123
2124	warn "resetting map ", $self->path;
2125
2126	$self->in_memory (cf::MAP_SWAPPED);
2127
2128	# need to save uniques path
2129	unless ($self->{deny_save}) {
2130	my $uniq = $self->uniq_path; utf8::encode $uniq;
2131
2132	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2133	if $uniq;
2134	}
2135
2136	delete $cf::MAP{$self->path};
2137
2138	$self->deactivate;
2139	$_->clear_links_to ($self) for values %cf::MAP;
2140	$self->clear;
2141		2347
2142	$self->unlink_save;	2348	$self->unlink_save;
2143	$self->destroy;	2349	$self->destroy;
2144	}	2350	}
2145		2351
…		…
2153		2359
2154	delete $cf::MAP{$self->path};	2360	delete $cf::MAP{$self->path};
2155		2361
2156	$self->unlink_save;	2362	$self->unlink_save;
2157		2363
2158	bless $self, "cf::map";	2364	bless $self, "cf::map::wrap";
2159	delete $self->{deny_reset};	2365	delete $self->{deny_reset};
2160	$self->{deny_save} = 1;	2366	$self->{deny_save} = 1;
2161	$self->reset_timeout (1);	2367	$self->reset_timeout (1);
2162	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2368	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2163		2369
…		…
2212		2418
2213	sub unique_maps() {	2419	sub unique_maps() {
2214	[	2420	[
2215	map {	2421	map {
2216	utf8::decode $_;	2422	utf8::decode $_;
2217	/\.map$/	2423	s/\.map$//; # TODO future compatibility hack
		2424	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2425	? ()
2218	? normalise $_	2426	: normalise $_
2219	: ()
2220	} @{ aio_readdir $UNIQUEDIR or [] }	2427	} @{ aio_readdir $UNIQUEDIR or [] }
2221	]	2428	]
2222	}	2429	}
2223		2430
2224	package cf;	2431	=item cf::map::static_maps
		2432
		2433	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2434	file in the shared directory excluding F</styles> and F</editor>). May
		2435	block.
		2436
		2437	=cut
		2438
		2439	sub static_maps() {
		2440	my @dirs = "";
		2441	my @maps;
		2442
		2443	while (@dirs) {
		2444	my $dir = shift @dirs;
		2445
		2446	next if $dir eq "/styles" || $dir eq "/editor";
		2447
		2448	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2449	or return;
		2450
		2451	for (@$files) {
		2452	s/\.map$// or next;
		2453	utf8::decode $_;
		2454	push @maps, "$dir/$_";
		2455	}
		2456
		2457	push @dirs, map "$dir/$_", @$dirs;
		2458	}
		2459
		2460	\@maps
		2461	}
2225		2462
2226	=back	2463	=back
2227		2464
2228	=head3 cf::object	2465	=head3 cf::object
2229		2466
…		…
2233		2470
2234	=over 4	2471	=over 4
2235		2472
2236	=item $ob->inv_recursive	2473	=item $ob->inv_recursive
2237		2474
2238	Returns the inventory of the object _and_ their inventories, recursively.	2475	Returns the inventory of the object I<and> their inventories, recursively,
		2476	but I<not> the object itself.
2239		2477
2240	=cut	2478	=cut
2241		2479
2242	sub inv_recursive_;	2480	sub inv_recursive_;
2243	sub inv_recursive_ {	2481	sub inv_recursive_ {
…		…
2248	inv_recursive_ inv $_[0]	2486	inv_recursive_ inv $_[0]
2249	}	2487	}
2250		2488
2251	=item $ref = $ob->ref	2489	=item $ref = $ob->ref
2252		2490
2253	creates and returns a persistent reference to an objetc that can be stored as a string.	2491	Creates and returns a persistent reference to an object that can be stored as a string.
2254		2492
2255	=item $ob = cf::object::deref ($refstring)	2493	=item $ob = cf::object::deref ($refstring)
2256		2494
2257	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2495	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2258	even if the object actually exists. May block.	2496	even if the object actually exists. May block.
…		…
2260	=cut	2498	=cut
2261		2499
2262	sub deref {	2500	sub deref {
2263	my ($ref) = @_;	2501	my ($ref) = @_;
2264		2502
2265	# temporary compatibility#TODO#remove
2266	$ref =~ s{^<}{player/<};
2267
2268	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2503	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2269	my ($uuid, $name) = ($1, $2);	2504	my ($uuid, $name) = ($1, $2);
2270	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2505	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2271	or return;	2506	or return;
2272	$pl->ob->uuid eq $uuid	2507	$pl->ob->uuid eq $uuid
2273	or return;	2508	or return;
…		…
2293	can be C<undef>. Does the right thing when the player is currently in a	2528	can be C<undef>. Does the right thing when the player is currently in a
2294	dialogue with the given NPC character.	2529	dialogue with the given NPC character.
2295		2530
2296	=cut	2531	=cut
2297		2532
		2533	our $SAY_CHANNEL = {
		2534	id => "say",
		2535	title => "Map",
		2536	reply => "say ",
		2537	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2538	};
		2539
		2540	our $CHAT_CHANNEL = {
		2541	id => "chat",
		2542	title => "Chat",
		2543	reply => "chat ",
		2544	tooltip => "Player chat and shouts, global to the server.",
		2545	};
		2546
2298	# rough implementation of a future "reply" method that works	2547	# rough implementation of a future "reply" method that works
2299	# with dialog boxes.	2548	# with dialog boxes.
2300	#TODO: the first argument must go, split into a $npc->reply_to ( method	2549	#TODO: the first argument must go, split into a $npc->reply_to ( method
2301	sub cf::object::player::reply($$$;$) {	2550	sub cf::object::player::reply($$$;$) {
2302	my ($self, $npc, $msg, $flags) = @_;	2551	my ($self, $npc, $msg, $flags) = @_;
…		…
2313	my $dialog = $pl->{npc_dialog};	2562	my $dialog = $pl->{npc_dialog};
2314	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2563	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2315		2564
2316	} else {	2565	} else {
2317	$msg = $npc->name . " says: $msg" if $npc;	2566	$msg = $npc->name . " says: $msg" if $npc;
2318	$self->message ($msg, $flags);	2567	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2319	}	2568	}
2320	}	2569	}
2321	}	2570	}
2322		2571
2323	=item $object->send_msg ($channel, $msg, $color, [extra...])	2572	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2348		2597
2349	=item $player_object->enter_link	2598	=item $player_object->enter_link
2350		2599
2351	Freezes the player and moves him/her to a special map (C<{link}>).	2600	Freezes the player and moves him/her to a special map (C<{link}>).
2352		2601
2353	The player should be reasonably safe there for short amounts of time. You	2602	The player should be reasonably safe there for short amounts of time (e.g.
2354	I<MUST> call C<leave_link> as soon as possible, though.	2603	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2604	though, as the player cannot control the character while it is on the link
		2605	map.
2355		2606
2356	Will never block.	2607	Will never block.
2357		2608
2358	=item $player_object->leave_link ($map, $x, $y)	2609	=item $player_object->leave_link ($map, $x, $y)
2359		2610
…		…
2379	sub cf::object::player::enter_link {	2630	sub cf::object::player::enter_link {
2380	my ($self) = @_;	2631	my ($self) = @_;
2381		2632
2382	$self->deactivate_recursive;	2633	$self->deactivate_recursive;
2383		2634
		2635	++$self->{_link_recursion};
		2636
2384	return if UNIVERSAL::isa $self->map, "ext::map_link";	2637	return if UNIVERSAL::isa $self->map, "ext::map_link";
2385		2638
2386	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2639	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2387	if $self->map && $self->map->{path} ne "{link}";	2640	if $self->map && $self->map->{path} ne "{link}";
2388		2641
2389	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2642	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2390	}	2643	}
2391		2644
2392	sub cf::object::player::leave_link {	2645	sub cf::object::player::leave_link {
2393	my ($self, $map, $x, $y) = @_;	2646	my ($self, $map, $x, $y) = @_;
2394		2647
…		…
2411	($x, $y) = (-1, -1)	2664	($x, $y) = (-1, -1)
2412	unless (defined $x) && (defined $y);	2665	unless (defined $x) && (defined $y);
2413		2666
2414	# use -1 or undef as default coordinates, not 0, 0	2667	# use -1 or undef as default coordinates, not 0, 0
2415	($x, $y) = ($map->enter_x, $map->enter_y)	2668	($x, $y) = ($map->enter_x, $map->enter_y)
2416	if $x <=0 && $y <= 0;	2669	if $x <= 0 && $y <= 0;
2417		2670
2418	$map->load;	2671	$map->load;
2419	$map->load_neighbours;	2672	$map->load_neighbours;
2420		2673
2421	return unless $self->contr->active;	2674	return unless $self->contr->active;
2422	$self->activate_recursive;
2423		2675
2424	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2676	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2425	$self->enter_map ($map, $x, $y);	2677	if ($self->enter_map ($map, $x, $y)) {
2426	}	2678	# entering was successful
		2679	delete $self->{_link_recursion};
		2680	# only activate afterwards, to support waiting in hooks
		2681	$self->activate_recursive;
		2682	}
2427		2683
		2684	}
		2685
2428	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2686	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2429		2687
2430	Moves the player to the given map-path and coordinates by first freezing	2688	Moves the player to the given map-path and coordinates by first freezing
2431	her, loading and preparing them map, calling the provided $check callback	2689	her, loading and preparing them map, calling the provided $check callback
2432	that has to return the map if sucecssful, and then unfreezes the player on	2690	that has to return the map if sucecssful, and then unfreezes the player on
2433	the new (success) or old (failed) map position. In either case, $done will	2691	the new (success) or old (failed) map position. In either case, $done will
2434	be called at the end of this process.	2692	be called at the end of this process.
2435		2693
		2694	Note that $check will be called with a potentially non-loaded map, so if
		2695	it needs a loaded map it has to call C<< ->load >>.
		2696
2436	=cut	2697	=cut
2437		2698
2438	our $GOTOGEN;	2699	our $GOTOGEN;
2439		2700
2440	sub cf::object::player::goto {	2701	sub cf::object::player::goto {
2441	my ($self, $path, $x, $y, $check, $done) = @_;	2702	my ($self, $path, $x, $y, $check, $done) = @_;
2442		2703
		2704	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2705	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2706	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2707	($path, $x, $y) = @$EMERGENCY_POSITION;
		2708	}
		2709
2443	# do generation counting so two concurrent goto's will be executed in-order	2710	# do generation counting so two concurrent goto's will be executed in-order
2444	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2711	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2445		2712
2446	$self->enter_link;	2713	$self->enter_link;
2447		2714
2448	(async {	2715	(async {
		2716	$Coro::current->{desc} = "player::goto $path $x $y";
		2717
		2718	# *tag paths override both path and x|y
		2719	if ($path =~ /^\*(.*)$/) {
		2720	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2721	my $ob = $obs[rand @obs];
		2722
		2723	# see if we actually can go there
		2724	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2725	$ob = $obs[rand @obs];
		2726	} else {
		2727	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2728	}
		2729	# else put us there anyways for now #d#
		2730
		2731	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2732	} else {
		2733	($path, $x, $y) = (undef, undef, undef);
		2734	}
		2735	}
		2736
2449	my $map = eval {	2737	my $map = eval {
2450	my $map = cf::map::find $path;	2738	my $map = defined $path ? cf::map::find $path : undef;
2451		2739
2452	if ($map) {	2740	if ($map) {
2453	$map = $map->customise_for ($self);	2741	$map = $map->customise_for ($self);
2454	$map = $check->($map) if $check && $map;	2742	$map = $check->($map, $x, $y, $self) if $check && $map;
2455	} else {	2743	} else {
2456	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2744	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2457	}	2745	}
2458		2746
2459	$map	2747	$map
2460	};	2748	};
2461		2749
…		…
2467	if ($gen == $self->{_goto_generation}) {	2755	if ($gen == $self->{_goto_generation}) {
2468	delete $self->{_goto_generation};	2756	delete $self->{_goto_generation};
2469	$self->leave_link ($map, $x, $y);	2757	$self->leave_link ($map, $x, $y);
2470	}	2758	}
2471		2759
2472	$done->() if $done;	2760	$done->($self) if $done;
2473	})->prio (1);	2761	})->prio (1);
2474	}	2762	}
2475		2763
2476	=item $player_object->enter_exit ($exit_object)	2764	=item $player_object->enter_exit ($exit_object)
2477		2765
…		…
2497	}	2785	}
2498		2786
2499	sub prepare_random_map {	2787	sub prepare_random_map {
2500	my ($exit) = @_;	2788	my ($exit) = @_;
2501		2789
2502	my $guard = cf::lock_acquire "exit_prepare:$exit";
2503
2504	# all this does is basically replace the /! path by	2790	# all this does is basically replace the /! path by
2505	# a new random map path (?random/...) with a seed	2791	# a new random map path (?random/...) with a seed
2506	# that depends on the exit object	2792	# that depends on the exit object
2507		2793
2508	my $rmp = parse_random_map_params $exit->msg;	2794	my $rmp = parse_random_map_params $exit->msg;
…		…
2510	if ($exit->map) {	2796	if ($exit->map) {
2511	$rmp->{region} = $exit->region->name;	2797	$rmp->{region} = $exit->region->name;
2512	$rmp->{origin_map} = $exit->map->path;	2798	$rmp->{origin_map} = $exit->map->path;
2513	$rmp->{origin_x} = $exit->x;	2799	$rmp->{origin_x} = $exit->x;
2514	$rmp->{origin_y} = $exit->y;	2800	$rmp->{origin_y} = $exit->y;
		2801
		2802	$exit->map->touch;
2515	}	2803	}
2516		2804
2517	$rmp->{random_seed} ||= $exit->random_seed;	2805	$rmp->{random_seed} ||= $exit->random_seed;
2518		2806
2519	my $data = cf::to_json $rmp;	2807	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2520	my $md5 = Digest::MD5::md5_hex $data;	2808	my $md5 = Digest::MD5::md5_hex $data;
2521	my $meta = "$RANDOMDIR/$md5.meta";	2809	my $meta = "$RANDOMDIR/$md5.meta";
2522		2810
2523	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2811	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2524	aio_write $fh, 0, (length $data), $data, 0;	2812	aio_write $fh, 0, (length $data), $data, 0;
2525	undef $fh;	2813	undef $fh;
2526	aio_rename "$meta~", $meta;	2814	aio_rename "$meta~", $meta;
2527		2815
		2816	my $slaying = "?random/$md5";
		2817
		2818	if ($exit->valid) {
2528	$exit->slaying ("?random/$md5");	2819	$exit->slaying ("?random/$md5");
2529	$exit->msg (undef);	2820	$exit->msg (undef);
		2821	}
2530	}	2822	}
2531	}	2823	}
2532		2824
2533	sub cf::object::player::enter_exit {	2825	sub cf::object::player::enter_exit {
2534	my ($self, $exit) = @_;	2826	my ($self, $exit) = @_;
2535		2827
2536	return unless $self->type == cf::PLAYER;	2828	return unless $self->type == cf::PLAYER;
2537		2829
2538	if ($exit->slaying eq "/!") {
2539	#TODO: this should de-fi-ni-te-ly not be a sync-job
2540	# the problem is that $exit might not survive long enough
2541	# so it needs to be done right now, right here
2542	cf::sync_job { prepare_random_map $exit };
2543	}
2544
2545	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2546	my $hp = $exit->stats->hp;
2547	my $sp = $exit->stats->sp;
2548
2549	$self->enter_link;	2830	$self->enter_link;
2550		2831
2551	# if exit is damned, update players death & WoR home-position
2552	$self->contr->savebed ($slaying, $hp, $sp)
2553	if $exit->flag (FLAG_DAMNED);
2554
2555	(async {	2832	(async {
2556	$self->deactivate_recursive; # just to be sure	2833	$Coro::current->{desc} = "enter_exit";
		2834
2557	unless (eval {	2835	unless (eval {
		2836	$self->deactivate_recursive; # just to be sure
		2837
		2838	# random map handling
		2839	{
		2840	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2841
		2842	prepare_random_map $exit
		2843	if $exit->slaying eq "/!";
		2844	}
		2845
		2846	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2847	my $x = $exit->stats->hp;
		2848	my $y = $exit->stats->sp;
		2849
2558	$self->goto ($slaying, $hp, $sp);	2850	$self->goto ($map, $x, $y);
2559		2851
		2852	# if exit is damned, update players death & WoR home-position
		2853	$self->contr->savebed ($map, $x, $y)
		2854	if $exit->flag (cf::FLAG_DAMNED);
		2855
2560	1;	2856	1
2561	}) {	2857	}) {
2562	$self->message ("Something went wrong deep within the crossfire server. "	2858	$self->message ("Something went wrong deep within the deliantra server. "
2563	. "I'll try to bring you back to the map you were before. "	2859	. "I'll try to bring you back to the map you were before. "
2564	. "Please report this to the dungeon master!",	2860	. "Please report this to the dungeon master!",
2565	cf::NDI_UNIQUE | cf::NDI_RED);	2861	cf::NDI_UNIQUE | cf::NDI_RED);
2566		2862
2567	warn "ERROR in enter_exit: $@";	2863	error "ERROR in enter_exit: $@";
2568	$self->leave_link;	2864	$self->leave_link;
2569	}	2865	}
2570	})->prio (1);	2866	})->prio (1);
2571	}	2867	}
2572		2868
…		…
2584	sub cf::client::send_drawinfo {	2880	sub cf::client::send_drawinfo {
2585	my ($self, $text, $flags) = @_;	2881	my ($self, $text, $flags) = @_;
2586		2882
2587	utf8::encode $text;	2883	utf8::encode $text;
2588	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2884	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2885	}
		2886
		2887	=item $client->send_big_packet ($pkt)
		2888
		2889	Like C<send_packet>, but tries to compress large packets, and fragments
		2890	them as required.
		2891
		2892	=cut
		2893
		2894	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2895
		2896	sub cf::client::send_big_packet {
		2897	my ($self, $pkt) = @_;
		2898
		2899	# try lzf for large packets
		2900	$pkt = "lzf " . Compress::LZF::compress $pkt
		2901	if 1024 <= length $pkt and $self->{can_lzf};
		2902
		2903	# split very large packets
		2904	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2905	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2906	$pkt = "frag";
		2907	}
		2908
		2909	$self->send_packet ($pkt);
2589	}	2910	}
2590		2911
2591	=item $client->send_msg ($channel, $msg, $color, [extra...])	2912	=item $client->send_msg ($channel, $msg, $color, [extra...])
2592		2913
2593	Send a drawinfo or msg packet to the client, formatting the msg for the	2914	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2595	the message, with C<log> being the default. If C<$color> is negative, suppress	2916	the message, with C<log> being the default. If C<$color> is negative, suppress
2596	the message unless the client supports the msg packet.	2917	the message unless the client supports the msg packet.
2597		2918
2598	=cut	2919	=cut
2599		2920
		2921	# non-persistent channels (usually the info channel)
2600	our %CHANNEL = (	2922	our %CHANNEL = (
		2923	"c/motd" => {
		2924	id => "infobox",
		2925	title => "MOTD",
		2926	reply => undef,
		2927	tooltip => "The message of the day",
		2928	},
2601	"c/identify" => {	2929	"c/identify" => {
2602	id => "identify",	2930	id => "infobox",
2603	title => "Identify",	2931	title => "Identify",
2604	reply => undef,	2932	reply => undef,
2605	tooltip => "Items recently identified",	2933	tooltip => "Items recently identified",
2606	},	2934	},
2607	"c/examine" => {	2935	"c/examine" => {
2608	id => "examine",	2936	id => "infobox",
2609	title => "Examine",	2937	title => "Examine",
2610	reply => undef,	2938	reply => undef,
2611	tooltip => "Signs and other items you examined",	2939	tooltip => "Signs and other items you examined",
2612	},	2940	},
		2941	"c/shopinfo" => {
		2942	id => "infobox",
		2943	title => "Shop Info",
		2944	reply => undef,
		2945	tooltip => "What your bargaining skill tells you about the shop",
		2946	},
		2947	"c/book" => {
		2948	id => "infobox",
		2949	title => "Book",
		2950	reply => undef,
		2951	tooltip => "The contents of a note or book",
		2952	},
		2953	"c/lookat" => {
		2954	id => "infobox",
		2955	title => "Look",
		2956	reply => undef,
		2957	tooltip => "What you saw there",
		2958	},
		2959	"c/who" => {
		2960	id => "infobox",
		2961	title => "Players",
		2962	reply => undef,
		2963	tooltip => "Shows players who are currently online",
		2964	},
		2965	"c/body" => {
		2966	id => "infobox",
		2967	title => "Body Parts",
		2968	reply => undef,
		2969	tooltip => "Shows which body parts you posess and are available",
		2970	},
		2971	"c/statistics" => {
		2972	id => "infobox",
		2973	title => "Statistics",
		2974	reply => undef,
		2975	tooltip => "Shows your primary statistics",
		2976	},
		2977	"c/skills" => {
		2978	id => "infobox",
		2979	title => "Skills",
		2980	reply => undef,
		2981	tooltip => "Shows your experience per skill and item power",
		2982	},
		2983	"c/shopitems" => {
		2984	id => "infobox",
		2985	title => "Shop Items",
		2986	reply => undef,
		2987	tooltip => "Shows the items currently for sale in this shop",
		2988	},
		2989	"c/resistances" => {
		2990	id => "infobox",
		2991	title => "Resistances",
		2992	reply => undef,
		2993	tooltip => "Shows your resistances",
		2994	},
		2995	"c/pets" => {
		2996	id => "infobox",
		2997	title => "Pets",
		2998	reply => undef,
		2999	tooltip => "Shows information abotu your pets/a specific pet",
		3000	},
		3001	"c/perceiveself" => {
		3002	id => "infobox",
		3003	title => "Perceive Self",
		3004	reply => undef,
		3005	tooltip => "You gained detailed knowledge about yourself",
		3006	},
		3007	"c/uptime" => {
		3008	id => "infobox",
		3009	title => "Uptime",
		3010	reply => undef,
		3011	tooltip => "How long the server has been running since last restart",
		3012	},
		3013	"c/mapinfo" => {
		3014	id => "infobox",
		3015	title => "Map Info",
		3016	reply => undef,
		3017	tooltip => "Information related to the maps",
		3018	},
		3019	"c/party" => {
		3020	id => "party",
		3021	title => "Party",
		3022	reply => "gsay ",
		3023	tooltip => "Messages and chat related to your party",
		3024	},
		3025	"c/death" => {
		3026	id => "death",
		3027	title => "Death",
		3028	reply => undef,
		3029	tooltip => "Reason for and more info about your most recent death",
		3030	},
		3031	"c/say" => $SAY_CHANNEL,
		3032	"c/chat" => $CHAT_CHANNEL,
2613	);	3033	);
2614		3034
2615	sub cf::client::send_msg {	3035	sub cf::client::send_msg {
2616	my ($self, $channel, $msg, $color, @extra) = @_;	3036	my ($self, $channel, $msg, $color, @extra) = @_;
2617		3037
2618	$msg = $self->pl->expand_cfpod ($msg);	3038	$msg = $self->pl->expand_cfpod ($msg)
		3039	unless $color & cf::NDI_VERBATIM;
2619		3040
2620	$color &= cf::NDI_CLIENT_MASK; # just in case...	3041	$color &= cf::NDI_CLIENT_MASK; # just in case...
2621		3042
2622	# check predefined channels, for the benefit of C	3043	# check predefined channels, for the benefit of C
2623	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3044	if ($CHANNEL{$channel}) {
		3045	$channel = $CHANNEL{$channel};
2624		3046
		3047	$self->ext_msg (channel_info => $channel);
		3048	$channel = $channel->{id};
		3049
2625	if (ref $channel) {	3050	} elsif (ref $channel) {
2626	# send meta info to client, if not yet sent	3051	# send meta info to client, if not yet sent
2627	unless (exists $self->{channel}{$channel->{id}}) {	3052	unless (exists $self->{channel}{$channel->{id}}) {
2628	$self->{channel}{$channel->{id}} = $channel;	3053	$self->{channel}{$channel->{id}} = $channel;
2629	$self->ext_msg (channel_info => $channel)	3054	$self->ext_msg (channel_info => $channel);
2630	if $self->can_msg;
2631	}	3055	}
2632		3056
2633	$channel = $channel->{id};	3057	$channel = $channel->{id};
2634	}	3058	}
2635		3059
2636	return unless @extra || length $msg;	3060	return unless @extra || length $msg;
2637		3061
2638	if ($self->can_msg) {
2639	# default colour, mask it out	3062	# default colour, mask it out
2640	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3063	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2641	if $color & cf::NDI_DEF;	3064	if $color & cf::NDI_DEF;
2642		3065
2643	$self->send_packet ("msg " . $self->{json_coder}->encode (	3066	my $pkt = "msg "
		3067	. $self->{json_coder}->encode (
2644	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3068	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2645	} else {	3069	);
2646	if ($color >= 0) {
2647	# replace some tags by gcfclient-compatible ones
2648	for ($msg) {
2649	1 while
2650	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2651	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2652	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2653	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2654	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2655	}
2656		3070
2657	$color &= cf::NDI_COLOR_MASK;	3071	$self->send_big_packet ($pkt);
2658
2659	utf8::encode $msg;
2660
2661	if (0 && $msg =~ /\[/) {
2662	# COMMAND/INFO
2663	$self->send_packet ("drawextinfo $color 10 8 $msg")
2664	} else {
2665	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2666	$self->send_packet ("drawinfo $color $msg")
2667	}
2668	}
2669	}
2670	}	3072	}
2671		3073
2672	=item $client->ext_msg ($type, @msg)	3074	=item $client->ext_msg ($type, @msg)
2673		3075
2674	Sends an ext event to the client.	3076	Sends an ext event to the client.
…		…
2677		3079
2678	sub cf::client::ext_msg($$@) {	3080	sub cf::client::ext_msg($$@) {
2679	my ($self, $type, @msg) = @_;	3081	my ($self, $type, @msg) = @_;
2680		3082
2681	if ($self->extcmd == 2) {	3083	if ($self->extcmd == 2) {
2682	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3084	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2683	} elsif ($self->extcmd == 1) { # TODO: remove	3085	} elsif ($self->extcmd == 1) { # TODO: remove
2684	push @msg, msgtype => "event_$type";	3086	push @msg, msgtype => "event_$type";
2685	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3087	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2686	}	3088	}
2687	}	3089	}
2688		3090
2689	=item $client->ext_reply ($msgid, @msg)	3091	=item $client->ext_reply ($msgid, @msg)
2690		3092
…		…
2694		3096
2695	sub cf::client::ext_reply($$@) {	3097	sub cf::client::ext_reply($$@) {
2696	my ($self, $id, @msg) = @_;	3098	my ($self, $id, @msg) = @_;
2697		3099
2698	if ($self->extcmd == 2) {	3100	if ($self->extcmd == 2) {
2699	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3101	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2700	} elsif ($self->extcmd == 1) {	3102	} elsif ($self->extcmd == 1) {
2701	#TODO: version 1, remove	3103	#TODO: version 1, remove
2702	unshift @msg, msgtype => "reply", msgid => $id;	3104	unshift @msg, msgtype => "reply", msgid => $id;
2703	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3105	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2704	}	3106	}
2705	}	3107	}
2706		3108
2707	=item $success = $client->query ($flags, "text", \&cb)	3109	=item $success = $client->query ($flags, "text", \&cb)
2708		3110
…		…
2779		3181
2780	$ns->ext_reply ($reply, @reply)	3182	$ns->ext_reply ($reply, @reply)
2781	if $reply;	3183	if $reply;
2782		3184
2783	} else {	3185	} else {
2784	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3186	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2785	}	3187	}
2786		3188
2787	cf::override;	3189	cf::override;
2788	},	3190	},
2789	);	3191	);
…		…
2809		3211
2810	$coro	3212	$coro
2811	}	3213	}
2812		3214
2813	cf::client->attach (	3215	cf::client->attach (
2814	on_destroy => sub {	3216	on_client_destroy => sub {
2815	my ($ns) = @_;	3217	my ($ns) = @_;
2816		3218
2817	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3219	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2818	},	3220	},
2819	);	3221	);
…		…
2835	our $safe_hole = new Safe::Hole;	3237	our $safe_hole = new Safe::Hole;
2836		3238
2837	$SIG{FPE} = 'IGNORE';	3239	$SIG{FPE} = 'IGNORE';
2838		3240
2839	$safe->permit_only (Opcode::opset qw(	3241	$safe->permit_only (Opcode::opset qw(
2840	:base_core :base_mem :base_orig :base_math	3242	:base_core :base_mem :base_orig :base_math :base_loop
2841	grepstart grepwhile mapstart mapwhile	3243	grepstart grepwhile mapstart mapwhile
2842	sort time	3244	sort time
2843	));	3245	));
2844		3246
2845	# here we export the classes and methods available to script code	3247	# here we export the classes and methods available to script code
…		…
2847	=pod	3249	=pod
2848		3250
2849	The following functions and methods are available within a safe environment:	3251	The following functions and methods are available within a safe environment:
2850		3252
2851	cf::object	3253	cf::object
2852	contr pay_amount pay_player map x y force_find force_add	3254	contr pay_amount pay_player map x y force_find force_add destroy
2853	insert remove name archname title slaying race decrease_ob_nr	3255	insert remove name archname title slaying race decrease split
		3256	value
2854		3257
2855	cf::object::player	3258	cf::object::player
2856	player	3259	player
2857		3260
2858	cf::player	3261	cf::player
…		…
2863		3266
2864	=cut	3267	=cut
2865		3268
2866	for (	3269	for (
2867	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3270	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2868	insert remove inv name archname title slaying race	3271	insert remove inv nrof name archname title slaying race
2869	decrease_ob_nr)],	3272	decrease split destroy change_exp value msg lore send_msg)],
2870	["cf::object::player" => qw(player)],	3273	["cf::object::player" => qw(player)],
2871	["cf::player" => qw(peaceful)],	3274	["cf::player" => qw(peaceful send_msg)],
2872	["cf::map" => qw(trigger)],	3275	["cf::map" => qw(trigger)],
2873	) {	3276	) {
2874	no strict 'refs';
2875	my ($pkg, @funs) = @$_;	3277	my ($pkg, @funs) = @$_;
2876	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3278	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2877	for @funs;	3279	for @funs;
2878	}	3280	}
2879		3281
…		…
2894		3296
2895	my $qcode = $code;	3297	my $qcode = $code;
2896	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3298	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2897	$qcode =~ s/\n/\\n/g;	3299	$qcode =~ s/\n/\\n/g;
2898		3300
		3301	%vars = (_dummy => 0) unless %vars;
		3302
		3303	my @res;
2899	local $_;	3304	local $_;
2900	local @safe::cf::_safe_eval_args = values %vars;
2901		3305
2902	my $eval =	3306	my $eval =
2903	"do {\n"	3307	"do {\n"
2904	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3308	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2905	. "#line 0 \"{$qcode}\"\n"	3309	. "#line 0 \"{$qcode}\"\n"
2906	. $code	3310	. $code
2907	. "\n}"	3311	. "\n}"
2908	;	3312	;
2909		3313
		3314	if ($CFG{safe_eval}) {
2910	sub_generation_inc;	3315	sub_generation_inc;
		3316	local @safe::cf::_safe_eval_args = values %vars;
2911	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3317	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2912	sub_generation_inc;	3318	sub_generation_inc;
		3319	} else {
		3320	local @cf::_safe_eval_args = values %vars;
		3321	@res = wantarray ? eval eval : scalar eval $eval;
		3322	}
2913		3323
2914	if ($@) {	3324	if ($@) {
2915	warn "$@";	3325	warn "$@",
2916	warn "while executing safe code '$code'\n";	3326	"while executing safe code '$code'\n",
2917	warn "with arguments " . (join " ", %vars) . "\n";	3327	"with arguments " . (join " ", %vars) . "\n";
2918	}	3328	}
2919		3329
2920	wantarray ? @res : $res[0]	3330	wantarray ? @res : $res[0]
2921	}	3331	}
2922		3332
…		…
2936	=cut	3346	=cut
2937		3347
2938	sub register_script_function {	3348	sub register_script_function {
2939	my ($fun, $cb) = @_;	3349	my ($fun, $cb) = @_;
2940		3350
2941	no strict 'refs';	3351	$fun = "safe::$fun" if $CFG{safe_eval};
2942	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3352	*$fun = $safe_hole->wrap ($cb);
2943	}	3353	}
2944		3354
2945	=back	3355	=back
2946		3356
2947	=cut	3357	=cut
2948		3358
2949	#############################################################################	3359	#############################################################################
2950	# the server's init and main functions	3360	# the server's init and main functions
		3361
		3362	# async inc loader. yay.
		3363	sub inc_loader {
		3364	my $mod = $_[1];
		3365
		3366	if (in_main && !tick_inhibit) {
		3367	Carp::cluck "ERROR: attempted synchronous perl module load ($mod)";
		3368	} else {
		3369	debug "loading perl module $mod\n";
		3370	}
		3371
		3372	# 1. find real file
		3373	for my $dir (@ORIG_INC) {
		3374	ref $dir and next;
		3375	0 <= Coro::AIO::aio_load "$dir/$mod", my $data
		3376	or next;
		3377
		3378	$data = "#line 1 $dir/$mod\n$data";
		3379
		3380	open my $fh, "<", \$data or die;
		3381
		3382	return $fh;
		3383	}
		3384
		3385	()
		3386	}
		3387
		3388	sub init_inc {
		3389	# save original @INC
		3390	@ORIG_INC = ($LIBDIR, @INC) unless @ORIG_INC;
		3391
		3392	# make sure we can do scalar-opens
		3393	open my $dummy, "<", \my $dummy2;
		3394
		3395	# execute some stuff so perl load's some of the core modules
		3396	/Ü/ =~ /ü/i;
		3397	eval { &Storable::nstore_fd };
		3398
		3399	@INC = (\&inc_loader, @ORIG_INC); # @ORIG_INC is needed for DynaLoader, AutoLoad etc.
		3400
		3401	debug "module loading will be asynchronous from this point on.";
		3402	}
2951		3403
2952	sub load_facedata($) {	3404	sub load_facedata($) {
2953	my ($path) = @_;	3405	my ($path) = @_;
2954		3406
2955	# HACK to clear player env face cache, we need some signal framework	3407	# HACK to clear player env face cache, we need some signal framework
2956	# for this (global event?)	3408	# for this (global event?)
2957	%ext::player_env::MUSIC_FACE_CACHE = ();	3409	%ext::player_env::MUSIC_FACE_CACHE = ();
2958		3410
2959	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3411	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2960		3412
2961	warn "loading facedata from $path\n";	3413	trace "loading facedata from $path\n";
2962		3414
2963	my $facedata;	3415	my $facedata;
2964	0 < aio_load $path, $facedata	3416	0 < aio_load $path, $facedata
2965	or die "$path: $!";	3417	or die "$path: $!";
2966		3418
…		…
2968		3420
2969	$facedata->{version} == 2	3421	$facedata->{version} == 2
2970	or cf::cleanup "$path: version mismatch, cannot proceed.";	3422	or cf::cleanup "$path: version mismatch, cannot proceed.";
2971		3423
2972	# patch in the exptable	3424	# patch in the exptable
		3425	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2973	$facedata->{resource}{"res/exp_table"} = {	3426	$facedata->{resource}{"res/exp_table"} = {
2974	type => FT_RSRC,	3427	type => FT_RSRC,
2975	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3428	data => $exp_table,
		3429	hash => (Digest::MD5::md5 $exp_table),
2976	};	3430	};
2977	cf::cede_to_tick;	3431	cf::cede_to_tick;
2978		3432
2979	{	3433	{
2980	my $faces = $facedata->{faceinfo};	3434	my $faces = $facedata->{faceinfo};
2981		3435
2982	while (my ($face, $info) = each %$faces) {	3436	while (my ($face, $info) = each %$faces) {
2983	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3437	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3438
2984	cf::face::set_visibility $idx, $info->{visibility};	3439	cf::face::set_visibility $idx, $info->{visibility};
2985	cf::face::set_magicmap $idx, $info->{magicmap};	3440	cf::face::set_magicmap $idx, $info->{magicmap};
2986	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3441	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2987	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3442	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2988		3443
2989	cf::cede_to_tick;	3444	cf::cede_to_tick;
2990	}	3445	}
2991		3446
2992	while (my ($face, $info) = each %$faces) {	3447	while (my ($face, $info) = each %$faces) {
2993	next unless $info->{smooth};	3448	next unless $info->{smooth};
		3449
2994	my $idx = cf::face::find $face	3450	my $idx = cf::face::find $face
2995	or next;	3451	or next;
		3452
2996	if (my $smooth = cf::face::find $info->{smooth}) {	3453	if (my $smooth = cf::face::find $info->{smooth}) {
2997	cf::face::set_smooth $idx, $smooth;	3454	cf::face::set_smooth $idx, $smooth;
2998	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3455	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2999	} else {	3456	} else {
3000	warn "smooth face '$info->{smooth}' not found for face '$face'";	3457	error "smooth face '$info->{smooth}' not found for face '$face'";
3001	}	3458	}
3002		3459
3003	cf::cede_to_tick;	3460	cf::cede_to_tick;
3004	}	3461	}
3005	}	3462	}
…		…
3014		3471
3015	cf::anim::invalidate_all; # d'oh	3472	cf::anim::invalidate_all; # d'oh
3016	}	3473	}
3017		3474
3018	{	3475	{
3019	# TODO: for gcfclient pleasure, we should give resources
3020	# that gcfclient doesn't grok a >10000 face index.
3021	my $res = $facedata->{resource};	3476	my $res = $facedata->{resource};
3022		3477
3023	my $soundconf = delete $res->{"res/sound.conf"};
3024
3025	while (my ($name, $info) = each %$res) {	3478	while (my ($name, $info) = each %$res) {
		3479	if (defined $info->{type}) {
3026	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3480	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3027	my $data;
3028		3481
3029	if ($info->{type} & 1) {	3482	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3030	# prepend meta info	3483	cf::face::set_type $idx, $info->{type};
3031
3032	my $meta = $enc->encode ({
3033	name => $name,
3034	%{ $info->{meta} || {} },
3035	});
3036
3037	$data = pack "(w/a*)*", $meta, $info->{data};
3038	} else {	3484	} else {
3039	$data = $info->{data};	3485	$RESOURCE{$name} = $info; # unused
3040	}	3486	}
3041		3487
3042	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3043	cf::face::set_type $idx, $info->{type};
3044
3045	cf::cede_to_tick;	3488	cf::cede_to_tick;
3046	}	3489	}
3047
3048	if ($soundconf) {
3049	$soundconf = $enc->decode (delete $soundconf->{data});
3050
3051	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3052	my $sound = $soundconf->{compat}[$_]
3053	or next;
3054
3055	my $face = cf::face::find "sound/$sound->[1]";
3056	cf::sound::set $sound->[0] => $face;
3057	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3058	}
3059
3060	while (my ($k, $v) = each %{$soundconf->{event}}) {
3061	my $face = cf::face::find "sound/$v";
3062	cf::sound::set $k => $face;
3063	}
3064	}
3065	}	3490	}
		3491
		3492	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3066		3493
3067	1	3494	1
3068	}	3495	}
3069		3496
3070	register_exticmd fx_want => sub {	3497	register_exticmd fx_want => sub {
…		…
3072		3499
3073	while (my ($k, $v) = each %$want) {	3500	while (my ($k, $v) = each %$want) {
3074	$ns->fx_want ($k, $v);	3501	$ns->fx_want ($k, $v);
3075	}	3502	}
3076	};	3503	};
		3504
		3505	sub load_resource_file($) {
		3506	my $guard = lock_acquire "load_resource_file";
		3507
		3508	my $status = load_resource_file_ $_[0];
		3509	get_slot 0.1, 100;
		3510	cf::arch::commit_load;
		3511
		3512	$status
		3513	}
3077		3514
3078	sub reload_regions {	3515	sub reload_regions {
3079	# HACK to clear player env face cache, we need some signal framework	3516	# HACK to clear player env face cache, we need some signal framework
3080	# for this (global event?)	3517	# for this (global event?)
3081	%ext::player_env::MUSIC_FACE_CACHE = ();	3518	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3095	}	3532	}
3096		3533
3097	sub reload_archetypes {	3534	sub reload_archetypes {
3098	load_resource_file "$DATADIR/archetypes"	3535	load_resource_file "$DATADIR/archetypes"
3099	or die "unable to load archetypes\n";	3536	or die "unable to load archetypes\n";
3100	#d# NEED to laod twice to resolve forward references
3101	# this really needs to be done in an extra post-pass
3102	# (which needs to be synchronous, so solve it differently)
3103	load_resource_file "$DATADIR/archetypes"
3104	or die "unable to load archetypes\n";
3105	}	3537	}
3106		3538
3107	sub reload_treasures {	3539	sub reload_treasures {
3108	load_resource_file "$DATADIR/treasures"	3540	load_resource_file "$DATADIR/treasures"
3109	or die "unable to load treasurelists\n";	3541	or die "unable to load treasurelists\n";
3110	}	3542	}
3111		3543
		3544	sub reload_sound {
		3545	trace "loading sound config from $DATADIR/sound\n";
		3546
		3547	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3548	or die "$DATADIR/sound $!";
		3549
		3550	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3551
		3552	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3553	my $sound = $soundconf->{compat}[$_]
		3554	or next;
		3555
		3556	my $face = cf::face::find "sound/$sound->[1]";
		3557	cf::sound::set $sound->[0] => $face;
		3558	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3559	}
		3560
		3561	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3562	my $face = cf::face::find "sound/$v";
		3563	cf::sound::set $k => $face;
		3564	}
		3565	}
		3566
3112	sub reload_resources {	3567	sub reload_resources {
3113	warn "reloading resource files...\n";	3568	trace "reloading resource files...\n";
3114		3569
		3570	reload_facedata;
		3571	reload_sound;
		3572	reload_archetypes;
3115	reload_regions;	3573	reload_regions;
3116	reload_facedata;
3117	#reload_archetypes;#d#
3118	reload_archetypes;
3119	reload_treasures;	3574	reload_treasures;
3120		3575
3121	warn "finished reloading resource files\n";	3576	trace "finished reloading resource files\n";
3122	}
3123
3124	sub init {
3125	reload_resources;
3126	}	3577	}
3127		3578
3128	sub reload_config {	3579	sub reload_config {
		3580	trace "reloading config file...\n";
		3581
3129	open my $fh, "<:utf8", "$CONFDIR/config"	3582	open my $fh, "<:utf8", "$CONFDIR/config"
3130	or return;	3583	or return;
3131		3584
3132	local $/;	3585	local $/;
3133	*CFG = YAML::Syck::Load <$fh>;	3586	*CFG = YAML::XS::Load scalar <$fh>;
3134		3587
3135	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3588	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3136		3589
3137	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3590	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3138	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3591	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3139		3592
3140	if (exists $CFG{mlockall}) {	3593	if (exists $CFG{mlockall}) {
…		…
3142	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3595	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3143	and die "WARNING: m(un)lockall failed: $!\n";	3596	and die "WARNING: m(un)lockall failed: $!\n";
3144	};	3597	};
3145	warn $@ if $@;	3598	warn $@ if $@;
3146	}	3599	}
		3600
		3601	trace "finished reloading resource files\n";
		3602	}
		3603
		3604	sub pidfile() {
		3605	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3606	or die "$PIDFILE: $!";
		3607	flock $fh, &Fcntl::LOCK_EX
		3608	or die "$PIDFILE: flock: $!";
		3609	$fh
		3610	}
		3611
		3612	# make sure only one server instance is running at any one time
		3613	sub atomic {
		3614	my $fh = pidfile;
		3615
		3616	my $pid = <$fh>;
		3617	kill 9, $pid if $pid > 0;
		3618
		3619	seek $fh, 0, 0;
		3620	print $fh $$;
		3621	}
		3622
		3623	sub main_loop {
		3624	trace "EV::loop starting\n";
		3625	if (1) {
		3626	EV::loop;
		3627	}
		3628	trace "EV::loop returned\n";
		3629	goto &main_loop unless $REALLY_UNLOOP;
3147	}	3630	}
3148		3631
3149	sub main {	3632	sub main {
		3633	cf::init_globals; # initialise logging
		3634
		3635	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3636	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3637	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3638	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3639
		3640	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3641
3150	# we must not ever block the main coroutine	3642	# we must not ever block the main coroutine
3151	local $Coro::idle = sub {	3643	local $Coro::idle = sub {
3152	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3644	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3153	(async {	3645	(async {
3154	Event::one_event;	3646	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3647	EV::loop EV::LOOP_ONESHOT;
3155	})->prio (Coro::PRIO_MAX);	3648	})->prio (Coro::PRIO_MAX);
3156	};	3649	};
3157		3650
		3651	evthread_start IO::AIO::poll_fileno;
		3652
		3653	cf::sync_job {
		3654	init_inc;
		3655
		3656	cf::init_experience;
		3657	cf::init_anim;
		3658	cf::init_attackmess;
		3659	cf::init_dynamic;
		3660
		3661	cf::load_settings;
		3662	cf::load_materials;
		3663
		3664	reload_resources;
3158	reload_config;	3665	reload_config;
3159	db_init;	3666	db_init;
		3667
		3668	cf::init_uuid;
		3669	cf::init_signals;
		3670	cf::init_skills;
		3671
		3672	cf::init_beforeplay;
		3673
		3674	atomic;
		3675
3160	load_extensions;	3676	load_extensions;
3161		3677
3162	$TICK_WATCHER->start;	3678	utime time, time, $RUNTIMEFILE;
3163	Event::loop;	3679
		3680	# no (long-running) fork's whatsoever before this point(!)
		3681	use POSIX ();
		3682	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3683
		3684	(pop @POST_INIT)->(0) while @POST_INIT;
		3685	};
		3686
		3687	cf::object::thawer::errors_are_fatal 0;
		3688	info "parse errors in files are no longer fatal from this point on.\n";
		3689
		3690	my $free_main; $free_main = EV::idle sub {
		3691	undef $free_main;
		3692	undef &main; # free gobs of memory :)
		3693	};
		3694
		3695	goto &main_loop;
3164	}	3696	}
3165		3697
3166	#############################################################################	3698	#############################################################################
3167	# initialisation and cleanup	3699	# initialisation and cleanup
3168		3700
3169	# install some emergency cleanup handlers	3701	# install some emergency cleanup handlers
3170	BEGIN {	3702	BEGIN {
		3703	our %SIGWATCHER = ();
3171	for my $signal (qw(INT HUP TERM)) {	3704	for my $signal (qw(INT HUP TERM)) {
3172	Event->signal (	3705	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3173	reentrant => 0,
3174	data => WF_AUTOCANCEL,
3175	signal => $signal,
3176	prio => 0,
3177	cb => sub {
3178	cf::cleanup "SIG$signal";	3706	cf::cleanup "SIG$signal";
3179	},
3180	);	3707	};
3181	}	3708	}
3182	}	3709	}
3183		3710
3184	sub write_runtime {	3711	sub write_runtime_sync {
3185	my $runtime = "$LOCALDIR/runtime";	3712	my $t0 = AE::time;
3186		3713
3187	# first touch the runtime file to show we are still running:	3714	# first touch the runtime file to show we are still running:
3188	# the fsync below can take a very very long time.	3715	# the fsync below can take a very very long time.
3189		3716
3190	IO::AIO::aio_utime $runtime, undef, undef;	3717	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3191		3718
3192	my $guard = cf::lock_acquire "write_runtime";	3719	my $guard = cf::lock_acquire "write_runtime";
3193		3720
3194	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3721	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3195	or return;	3722	or return;
3196		3723
3197	my $value = $cf::RUNTIME + 90 + 10;	3724	my $value = $cf::RUNTIME + 90 + 10;
3198	# 10 is the runtime save interval, for a monotonic clock	3725	# 10 is the runtime save interval, for a monotonic clock
3199	# 60 allows for the watchdog to kill the server.	3726	# 60 allows for the watchdog to kill the server.
…		…
3209	aio_utime $fh, undef, undef;	3736	aio_utime $fh, undef, undef;
3210		3737
3211	close $fh	3738	close $fh
3212	or return;	3739	or return;
3213		3740
3214	aio_rename "$runtime~", $runtime	3741	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3215	and return;	3742	and return;
3216		3743
3217	warn "runtime file written.\n";	3744	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3218		3745
3219	1	3746	1
		3747	}
		3748
		3749	our $uuid_lock;
		3750	our $uuid_skip;
		3751
		3752	sub write_uuid_sync($) {
		3753	$uuid_skip ||= $_[0];
		3754
		3755	return if $uuid_lock;
		3756	local $uuid_lock = 1;
		3757
		3758	my $uuid = "$LOCALDIR/uuid";
		3759
		3760	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3761	or return;
		3762
		3763	my $value = uuid_seq uuid_cur;
		3764
		3765	unless ($value) {
		3766	info "cowardly refusing to write zero uuid value!\n";
		3767	return;
		3768	}
		3769
		3770	my $value = uuid_str $value + $uuid_skip;
		3771	$uuid_skip = 0;
		3772
		3773	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3774	and return;
		3775
		3776	# always fsync - this file is important
		3777	aio_fsync $fh
		3778	and return;
		3779
		3780	close $fh
		3781	or return;
		3782
		3783	aio_rename "$uuid~", $uuid
		3784	and return;
		3785
		3786	trace "uuid file written ($value).\n";
		3787
		3788	1
		3789
		3790	}
		3791
		3792	sub write_uuid($$) {
		3793	my ($skip, $sync) = @_;
		3794
		3795	$sync ? write_uuid_sync $skip
		3796	: async { write_uuid_sync $skip };
3220	}	3797	}
3221		3798
3222	sub emergency_save() {	3799	sub emergency_save() {
3223	my $freeze_guard = cf::freeze_mainloop;	3800	my $freeze_guard = cf::freeze_mainloop;
3224		3801
3225	warn "enter emergency perl save\n";	3802	info "emergency_perl_save: enter\n";
		3803
		3804	# this is a trade-off: we want to be very quick here, so
		3805	# save all maps without fsync, and later call a global sync
		3806	# (which in turn might be very very slow)
		3807	local $USE_FSYNC = 0;
3226		3808
3227	cf::sync_job {	3809	cf::sync_job {
		3810	cf::write_runtime_sync; # external watchdog should not bark
		3811
3228	# use a peculiar iteration method to avoid tripping on perl	3812	# use a peculiar iteration method to avoid tripping on perl
3229	# refcount bugs in for. also avoids problems with players	3813	# refcount bugs in for. also avoids problems with players
3230	# and maps saved/destroyed asynchronously.	3814	# and maps saved/destroyed asynchronously.
3231	warn "begin emergency player save\n";	3815	info "emergency_perl_save: begin player save\n";
3232	for my $login (keys %cf::PLAYER) {	3816	for my $login (keys %cf::PLAYER) {
3233	my $pl = $cf::PLAYER{$login} or next;	3817	my $pl = $cf::PLAYER{$login} or next;
3234	$pl->valid or next;	3818	$pl->valid or next;
		3819	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3235	$pl->save;	3820	$pl->save;
3236	}	3821	}
3237	warn "end emergency player save\n";	3822	info "emergency_perl_save: end player save\n";
3238		3823
3239	warn "begin emergency map save\n";	3824	cf::write_runtime_sync; # external watchdog should not bark
		3825
		3826	info "emergency_perl_save: begin map save\n";
3240	for my $path (keys %cf::MAP) {	3827	for my $path (keys %cf::MAP) {
3241	my $map = $cf::MAP{$path} or next;	3828	my $map = $cf::MAP{$path} or next;
3242	$map->valid or next;	3829	$map->valid or next;
3243	$map->save;	3830	$map->save;
3244	}	3831	}
3245	warn "end emergency map save\n";	3832	info "emergency_perl_save: end map save\n";
3246		3833
3247	warn "begin emergency database checkpoint\n";	3834	cf::write_runtime_sync; # external watchdog should not bark
		3835
		3836	info "emergency_perl_save: begin database checkpoint\n";
3248	BDB::db_env_txn_checkpoint $DB_ENV;	3837	BDB::db_env_txn_checkpoint $DB_ENV;
3249	warn "end emergency database checkpoint\n";	3838	info "emergency_perl_save: end database checkpoint\n";
		3839
		3840	info "emergency_perl_save: begin write uuid\n";
		3841	write_uuid_sync 1;
		3842	info "emergency_perl_save: end write uuid\n";
		3843
		3844	cf::write_runtime_sync; # external watchdog should not bark
		3845
		3846	trace "emergency_perl_save: syncing database to disk";
		3847	BDB::db_env_txn_checkpoint $DB_ENV;
		3848
		3849	info "emergency_perl_save: starting sync\n";
		3850	IO::AIO::aio_sync sub {
		3851	info "emergency_perl_save: finished sync\n";
		3852	};
		3853
		3854	cf::write_runtime_sync; # external watchdog should not bark
		3855
		3856	trace "emergency_perl_save: flushing outstanding aio requests";
		3857	while (IO::AIO::nreqs || BDB::nreqs) {
		3858	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3859	}
		3860
		3861	cf::write_runtime_sync; # external watchdog should not bark
3250	};	3862	};
3251		3863
3252	warn "leave emergency perl save\n";	3864	info "emergency_perl_save: leave\n";
3253	}	3865	}
3254		3866
3255	sub post_cleanup {	3867	sub post_cleanup {
3256	my ($make_core) = @_;	3868	my ($make_core) = @_;
3257		3869
		3870	IO::AIO::flush;
		3871
3258	warn Carp::longmess "post_cleanup backtrace"	3872	error Carp::longmess "post_cleanup backtrace"
3259	if $make_core;	3873	if $make_core;
		3874
		3875	my $fh = pidfile;
		3876	unlink $PIDFILE if <$fh> == $$;
		3877	}
		3878
		3879	# a safer delete_package, copied from Symbol
		3880	sub clear_package($) {
		3881	my $pkg = shift;
		3882
		3883	# expand to full symbol table name if needed
		3884	unless ($pkg =~ /^main::.*::$/) {
		3885	$pkg = "main$pkg" if $pkg =~ /^::/;
		3886	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3887	$pkg .= '::' unless $pkg =~ /::$/;
		3888	}
		3889
		3890	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3891	my $stem_symtab = *{$stem}{HASH};
		3892
		3893	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3894	or return;
		3895
		3896	# clear all symbols
		3897	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3898	for my $name (keys %$leaf_symtab) {
		3899	_gv_clear *{"$pkg$name"};
		3900	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3901	}
3260	}	3902	}
3261		3903
3262	sub do_reload_perl() {	3904	sub do_reload_perl() {
3263	# can/must only be called in main	3905	# can/must only be called in main
3264	if ($Coro::current != $Coro::main) {	3906	if (in_main) {
3265	warn "can only reload from main coroutine";	3907	error "can only reload from main coroutine";
3266	return;	3908	return;
3267	}	3909	}
3268		3910
		3911	return if $RELOAD++;
		3912
		3913	my $t1 = AE::time;
		3914
		3915	while ($RELOAD) {
3269	warn "reloading...";	3916	info "reloading...";
3270		3917
3271	warn "entering sync_job";	3918	trace "entering sync_job";
3272		3919
3273	cf::sync_job {	3920	cf::sync_job {
3274	cf::write_runtime; # external watchdog should not bark
3275	cf::emergency_save;	3921	cf::emergency_save;
3276	cf::write_runtime; # external watchdog should not bark
3277		3922
3278	warn "syncing database to disk";
3279	BDB::db_env_txn_checkpoint $DB_ENV;
3280
3281	# if anything goes wrong in here, we should simply crash as we already saved
3282
3283	warn "cancelling all WF_AUTOCANCEL watchers";
3284	for (Event::all_watchers) {
3285	$_->cancel if $_->data & WF_AUTOCANCEL;
3286	}
3287
3288	warn "flushing outstanding aio requests";
3289	for (;;) {
3290	BDB::flush;
3291	IO::AIO::flush;
3292	Coro::cede;
3293	last unless IO::AIO::nreqs || BDB::nreqs;
3294	warn "iterate...";
3295	}
3296
3297	++$RELOAD;
3298
3299	warn "cancelling all extension coros";	3923	trace "cancelling all extension coros";
3300	$_->cancel for values %EXT_CORO;	3924	$_->cancel for values %EXT_CORO;
3301	%EXT_CORO = ();	3925	%EXT_CORO = ();
3302		3926
3303	warn "removing commands";	3927	trace "removing commands";
3304	%COMMAND = ();	3928	%COMMAND = ();
3305		3929
3306	warn "removing ext/exti commands";	3930	trace "removing ext/exti commands";
3307	%EXTCMD = ();	3931	%EXTCMD = ();
3308	%EXTICMD = ();	3932	%EXTICMD = ();
3309		3933
3310	warn "unloading/nuking all extensions";	3934	trace "unloading/nuking all extensions";
3311	for my $pkg (@EXTS) {	3935	for my $pkg (@EXTS) {
3312	warn "... unloading $pkg";	3936	trace "... unloading $pkg";
3313		3937
3314	if (my $cb = $pkg->can ("unload")) {	3938	if (my $cb = $pkg->can ("unload")) {
3315	eval {	3939	eval {
3316	$cb->($pkg);	3940	$cb->($pkg);
3317	1	3941	1
3318	} or warn "$pkg unloaded, but with errors: $@";	3942	} or error "$pkg unloaded, but with errors: $@";
		3943	}
		3944
		3945	trace "... clearing $pkg";
		3946	clear_package $pkg;
3319	}	3947	}
3320		3948
3321	warn "... nuking $pkg";
3322	Symbol::delete_package $pkg;
3323	}
3324
3325	warn "unloading all perl modules loaded from $LIBDIR";	3949	trace "unloading all perl modules loaded from $LIBDIR";
3326	while (my ($k, $v) = each %INC) {	3950	while (my ($k, $v) = each %INC) {
3327	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3951	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3328		3952
3329	warn "... unloading $k";	3953	trace "... unloading $k";
3330	delete $INC{$k};	3954	delete $INC{$k};
3331		3955
3332	$k =~ s/\.pm$//;	3956	$k =~ s/\.pm$//;
3333	$k =~ s/\//::/g;	3957	$k =~ s/\//::/g;
3334		3958
3335	if (my $cb = $k->can ("unload_module")) {	3959	if (my $cb = $k->can ("unload_module")) {
3336	$cb->();	3960	$cb->();
		3961	}
		3962
		3963	clear_package $k;
3337	}	3964	}
3338		3965
3339	Symbol::delete_package $k;
3340	}
3341
3342	warn "getting rid of safe::, as good as possible";	3966	trace "getting rid of safe::, as good as possible";
3343	Symbol::delete_package "safe::$_"	3967	clear_package "safe::$_"
3344	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3968	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3345		3969
3346	warn "unloading cf.pm \"a bit\"";	3970	trace "unloading cf.pm \"a bit\"";
3347	delete $INC{"cf.pm"};	3971	delete $INC{"cf.pm"};
3348	delete $INC{"cf/pod.pm"};	3972	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3349		3973
3350	# don't, removes xs symbols, too,	3974	# don't, removes xs symbols, too,
3351	# and global variables created in xs	3975	# and global variables created in xs
3352	#Symbol::delete_package __PACKAGE__;	3976	#clear_package __PACKAGE__;
3353		3977
3354	warn "unload completed, starting to reload now";	3978	info "unload completed, starting to reload now";
3355		3979
3356	warn "reloading cf.pm";	3980	trace "reloading cf.pm";
3357	require cf;	3981	require cf;
3358	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3982	cf::_connect_to_perl_1;
3359		3983
3360	warn "loading config and database again";	3984	trace "loading config and database again";
3361	cf::reload_config;	3985	cf::reload_config;
3362		3986
3363	warn "loading extensions";	3987	trace "loading extensions";
3364	cf::load_extensions;	3988	cf::load_extensions;
3365		3989
		3990	if ($REATTACH_ON_RELOAD) {
3366	warn "reattaching attachments to objects/players";	3991	trace "reattaching attachments to objects/players";
3367	_global_reattach; # objects, sockets	3992	_global_reattach; # objects, sockets
3368	warn "reattaching attachments to maps";	3993	trace "reattaching attachments to maps";
3369	reattach $_ for values %MAP;	3994	reattach $_ for values %MAP;
3370	warn "reattaching attachments to players";	3995	trace "reattaching attachments to players";
3371	reattach $_ for values %PLAYER;	3996	reattach $_ for values %PLAYER;
		3997	}
3372		3998
		3999	trace "running post_init jobs";
		4000	(pop @POST_INIT)->(1) while @POST_INIT;
		4001
3373	warn "leaving sync_job";	4002	trace "leaving sync_job";
3374		4003
3375	1	4004	1
3376	} or do {	4005	} or do {
3377	warn $@;	4006	error $@;
3378	warn "error while reloading, exiting.";	4007	cf::cleanup "error while reloading, exiting.";
3379	exit 1;	4008	};
		4009
		4010	info "reloaded";
		4011	--$RELOAD;
3380	};	4012	}
3381		4013
3382	warn "reloaded";	4014	$t1 = AE::time - $t1;
		4015	info "reload completed in ${t1}s\n";
3383	};	4016	};
3384		4017
3385	our $RELOAD_WATCHER; # used only during reload	4018	our $RELOAD_WATCHER; # used only during reload
3386		4019
3387	sub reload_perl() {	4020	sub reload_perl() {
3388	# doing reload synchronously and two reloads happen back-to-back,	4021	# doing reload synchronously and two reloads happen back-to-back,
3389	# coro crashes during coro_state_free->destroy here.	4022	# coro crashes during coro_state_free->destroy here.
3390		4023
3391	$RELOAD_WATCHER ||= Event->timer (	4024	$RELOAD_WATCHER ||= cf::async {
3392	reentrant => 0,	4025	Coro::AIO::aio_wait cache_extensions;
3393	after => 0,	4026
3394	data => WF_AUTOCANCEL,	4027	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3395	cb => sub {
3396	do_reload_perl;	4028	do_reload_perl;
3397	undef $RELOAD_WATCHER;	4029	undef $RELOAD_WATCHER;
3398	},	4030	};
3399	);	4031	};
3400	}	4032	}
3401		4033
3402	register_command "reload" => sub {	4034	register_command "reload" => sub {
3403	my ($who, $arg) = @_;	4035	my ($who, $arg) = @_;
3404		4036
3405	if ($who->flag (FLAG_WIZ)) {	4037	if ($who->flag (FLAG_WIZ)) {
3406	$who->message ("reloading server.");	4038	$who->message ("reloading server.");
		4039	async {
		4040	$Coro::current->{desc} = "perl_reload";
3407	async { reload_perl };	4041	reload_perl;
		4042	};
3408	}	4043	}
3409	};	4044	};
3410		4045
3411	unshift @INC, $LIBDIR;	4046	#############################################################################
3412		4047
3413	my $bug_warning = 0;	4048	my $bug_warning = 0;
3414		4049
3415	our @WAIT_FOR_TICK;	4050	our @WAIT_FOR_TICK;
3416	our @WAIT_FOR_TICK_BEGIN;	4051	our @WAIT_FOR_TICK_BEGIN;
3417		4052
3418	sub wait_for_tick {	4053	sub wait_for_tick {
3419	return unless $TICK_WATCHER->is_active;
3420	return if $Coro::current == $Coro::main;	4054	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3421		4055
3422	my $signal = new Coro::Signal;	4056	my $signal = new Coro::Signal;
3423	push @WAIT_FOR_TICK, $signal;	4057	push @WAIT_FOR_TICK, $signal;
3424	$signal->wait;	4058	$signal->wait;
3425	}	4059	}
3426		4060
3427	sub wait_for_tick_begin {	4061	sub wait_for_tick_begin {
3428	return unless $TICK_WATCHER->is_active;
3429	return if $Coro::current == $Coro::main;	4062	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3430		4063
3431	my $signal = new Coro::Signal;	4064	my $signal = new Coro::Signal;
3432	push @WAIT_FOR_TICK_BEGIN, $signal;	4065	push @WAIT_FOR_TICK_BEGIN, $signal;
3433	$signal->wait;	4066	$signal->wait;
3434	}	4067	}
3435		4068
3436	my $min = 1e6;#d#	4069	sub tick {
3437	my $avg = 10;
3438	$TICK_WATCHER = Event->timer (
3439	reentrant => 0,
3440	parked => 1,
3441	prio => 0,
3442	at => $NEXT_TICK || $TICK,
3443	data => WF_AUTOCANCEL,
3444	cb => sub {
3445	if ($Coro::current != $Coro::main) {	4070	if ($Coro::current != $Coro::main) {
3446	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4071	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3447	unless ++$bug_warning > 10;	4072	unless ++$bug_warning > 10;
3448	return;	4073	return;
3449	}	4074	}
3450		4075
3451	$NOW = $tick_start = Event::time;
3452
3453	cf::server_tick; # one server iteration	4076	cf::server_tick; # one server iteration
3454		4077
3455	0 && sync_job {#d#	4078	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3456	for(1..10) {
3457	my $t = Event::time;
3458	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3459	or die;
3460		4079
3461	$map->width (50);	4080	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3462	$map->height (50);	4081	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3463	$map->alloc;	4082	Coro::async_pool {
3464	$map->_load_objects ("/tmp/x.map", 1); #TODO: does not work	4083	$Coro::current->{desc} = "runtime saver";
3465	my $t = Event::time - $t;	4084	write_runtime_sync
3466		4085	or error "ERROR: unable to write runtime file: $!";
3467	#next unless $t < 0.0013;#d#
3468	if ($t < $min) {
3469	$min = $t;
3470	}
3471	$avg = $avg * 0.99 + $t * 0.01;
3472	}
3473	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3474	exit 0;
3475	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3476	};	4086	};
		4087	}
3477		4088
3478	$RUNTIME += $TICK;
3479	$NEXT_TICK += $TICK;
3480
3481	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3482	$NEXT_RUNTIME_WRITE = $NOW + 10;
3483	Coro::async_pool {
3484	write_runtime
3485	or warn "ERROR: unable to write runtime file: $!";
3486	};
3487	}
3488
3489	# my $AFTER = Event::time;
3490	# warn $AFTER - $NOW;#d#
3491
3492	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4089	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3493	$sig->send;	4090	$sig->send;
3494	}	4091	}
3495	while (my $sig = shift @WAIT_FOR_TICK) {	4092	while (my $sig = shift @WAIT_FOR_TICK) {
3496	$sig->send;	4093	$sig->send;
3497	}	4094	}
3498		4095
3499	$NOW = Event::time;	4096	$LOAD = ($NOW - $TICK_START) / $TICK;
3500
3501	# if we are delayed by four ticks or more, skip them all
3502	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3503
3504	$TICK_WATCHER->at ($NEXT_TICK);
3505	$TICK_WATCHER->start;
3506
3507	$LOAD = ($NOW - $tick_start) / $TICK;
3508	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4097	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3509		4098
3510	_post_tick;	4099	if (0) {
3511		4100	if ($NEXT_TICK) {
3512		4101	my $jitter = $TICK_START - $NEXT_TICK;
		4102	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4103	debug "jitter $JITTER\n";#d#
		4104	}
3513	},	4105	}
3514	);	4106	}
3515		4107
3516	{	4108	{
3517	BDB::max_poll_time $TICK * 0.1;	4109	# configure BDB
3518	$BDB_POLL_WATCHER = Event->io (	4110
3519	reentrant => 0,
3520	fd => BDB::poll_fileno,
3521	poll => 'r',
3522	prio => 0,
3523	data => WF_AUTOCANCEL,
3524	cb => \&BDB::poll_cb,
3525	);
3526	BDB::min_parallel 8;	4111	BDB::min_parallel 16;
3527		4112	BDB::max_poll_reqs $TICK * 0.1;
3528	BDB::set_sync_prepare {	4113	$AnyEvent::BDB::WATCHER->priority (1);
3529	my $status;
3530	my $current = $Coro::current;
3531	(
3532	sub {
3533	$status = $!;
3534	$current->ready; undef $current;
3535	},
3536	sub {
3537	Coro::schedule while defined $current;
3538	$! = $status;
3539	},
3540	)
3541	};
3542		4114
3543	unless ($DB_ENV) {	4115	unless ($DB_ENV) {
3544	$DB_ENV = BDB::db_env_create;	4116	$DB_ENV = BDB::db_env_create;
		4117	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4118	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4119	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4120	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4121	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3545		4122
3546	cf::sync_job {	4123	cf::sync_job {
3547	eval {	4124	eval {
3548	BDB::db_env_open	4125	BDB::db_env_open
3549	$DB_ENV,	4126	$DB_ENV,
…		…
3551	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4128	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3552	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4129	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3553	0666;	4130	0666;
3554		4131
3555	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4132	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3556
3557	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3558	$DB_ENV->set_lk_detect;
3559	};	4133	};
3560		4134
3561	cf::cleanup "db_env_open(db): $@" if $@;	4135	cf::cleanup "db_env_open(db): $@" if $@;
3562	};	4136	};
3563	}	4137	}
		4138
		4139	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4140	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4141	};
		4142	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4143	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4144	};
		4145	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4146	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4147	};
3564	}	4148	}
3565		4149
3566	{	4150	{
		4151	# configure IO::AIO
		4152
3567	IO::AIO::min_parallel 8;	4153	IO::AIO::min_parallel 8;
3568
3569	undef $Coro::AIO::WATCHER;
3570	IO::AIO::max_poll_time $TICK * 0.1;	4154	IO::AIO::max_poll_time $TICK * 0.1;
3571	$AIO_POLL_WATCHER = Event->io (	4155	undef $AnyEvent::AIO::WATCHER;
3572	reentrant => 0,
3573	data => WF_AUTOCANCEL,
3574	fd => IO::AIO::poll_fileno,
3575	poll => 'r',
3576	prio => 6,
3577	cb => \&IO::AIO::poll_cb,
3578	);
3579	}	4156	}
3580		4157
3581	my $_log_backtrace;	4158	my $_log_backtrace;
3582		4159
3583	sub _log_backtrace {	4160	sub _log_backtrace {
…		…
3586	$msg =~ s/\n//;	4163	$msg =~ s/\n//;
3587		4164
3588	# limit the # of concurrent backtraces	4165	# limit the # of concurrent backtraces
3589	if ($_log_backtrace < 2) {	4166	if ($_log_backtrace < 2) {
3590	++$_log_backtrace;	4167	++$_log_backtrace;
		4168	my $perl_bt = Carp::longmess $msg;
3591	async {	4169	async {
		4170	$Coro::current->{desc} = "abt $msg";
		4171
3592	my @bt = fork_call {	4172	my @bt = fork_call {
3593	@addr = map { sprintf "%x", $_ } @addr;	4173	@addr = map { sprintf "%x", $_ } @addr;
3594	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4174	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3595	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4175	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3596	or die "addr2line: $!";	4176	or die "addr2line: $!";
…		…
3604	}	4184	}
3605		4185
3606	@funcs	4186	@funcs
3607	};	4187	};
3608		4188
3609	LOG llevInfo, "[ABT] $msg\n";	4189	LOG llevInfo, "[ABT] $perl_bt\n";
		4190	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3610	LOG llevInfo, "[ABT] $_\n" for @bt;	4191	LOG llevInfo, "[ABT] $_\n" for @bt;
3611	--$_log_backtrace;	4192	--$_log_backtrace;
3612	};	4193	};
3613	} else {	4194	} else {
3614	LOG llevInfo, "[ABT] $msg\n";	4195	LOG llevInfo, "[ABT] $msg\n";
3615	LOG llevInfo, "[ABT] [suppressed]\n";	4196	LOG llevInfo, "[ABT] [suppressed]\n";
3616	}	4197	}
3617	}	4198	}
3618		4199
3619	# load additional modules	4200	# load additional modules
3620	use cf::pod;	4201	require "cf/$_.pm" for @EXTRA_MODULES;
		4202	cf::_connect_to_perl_2;
3621		4203
3622	END { cf::emergency_save }	4204	END { cf::emergency_save }
3623		4205
3624	1	4206	1
3625		4207

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