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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.359 by root, Sat Sep 8 18:15:55 2007 UTC vs.
Revision 1.540 by root, Tue May 4 23:32:29 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";	1456	undef $@; # work around perl 5.10.0 utf-8 caching bug
1242		1457
		1458	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1243	if (exists $v->{meta}{mandatory}) {	1459	if exists $v->{meta}{mandatory};
1244	warn $msg;	1460
1245	warn "mandatory extension failed to load, exiting.\n";	1461	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1246	exit 1;	1462	delete $todo{$k};
1247	}	1463	} else {
1248		1464	$done{$k} = delete $todo{$k};
1249	warn $msg;	1465	push @EXTS, $v->{pkg};
		1466	$progress = 1;
		1467
		1468	info "$v->{base}: extension inactive.\n"
		1469	unless $active;
1250	}	1470	}
1251
1252	$done{$k} = delete $todo{$k};
1253	push @EXTS, $v->{pkg};
1254	$progress = 1;
1255	}	1471	}
1256		1472
1257	skip:	1473	unless ($progress) {
1258	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1474	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1259	unless $progress;	1475
		1476	while (my ($k, $v) = each %todo) {
		1477	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1478	if exists $v->{meta}{mandatory};
		1479	}
		1480	}
1260	}	1481	}
1261	};	1482	};
1262	}	1483	}
1263		1484
1264	#############################################################################	1485	#############################################################################
1265		1486
1266	=back	1487	=back
1267		1488
1268	=head2 CORE EXTENSIONS	1489	=head2 CORE EXTENSIONS
1269		1490
1270	Functions and methods that extend core crossfire objects.	1491	Functions and methods that extend core deliantra objects.
1271		1492
1272	=cut	1493	=cut
1273		1494
1274	package cf::player;	1495	package cf::player;
1275		1496
1276	use Coro::AIO;	1497	use Coro::AIO;
1277		1498
1278	=head3 cf::player	1499	=head3 cf::player
1279		1500
1280	=over 4	1501	=over 4
		1502
		1503	=item cf::player::num_playing
		1504
		1505	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1506
		1507	=cut
		1508
		1509	sub num_playing {
		1510	scalar grep
		1511	$_->ob->map
		1512	&& !$_->hidden
		1513	&& !$_->ob->flag (cf::FLAG_WIZ),
		1514	cf::player::list
		1515	}
1281		1516
1282	=item cf::player::find $login	1517	=item cf::player::find $login
1283		1518
1284	Returns the given player object, loading it if necessary (might block).	1519	Returns the given player object, loading it if necessary (might block).
1285		1520
…		…
1304		1539
1305	sub exists($) {	1540	sub exists($) {
1306	my ($login) = @_;	1541	my ($login) = @_;
1307		1542
1308	$cf::PLAYER{$login}	1543	$cf::PLAYER{$login}
1309	or cf::sync_job { !aio_stat path $login }	1544	or !aio_stat path $login
1310	}	1545	}
1311		1546
1312	sub find($) {	1547	sub find($) {
1313	return $cf::PLAYER{$_[0]} || do {	1548	return $cf::PLAYER{$_[0]} || do {
1314	my $login = $_[0];	1549	my $login = $_[0];
…		…
1324	aio_unlink +(playerdir $login) . "/$login.pl";	1559	aio_unlink +(playerdir $login) . "/$login.pl";
1325		1560
1326	my $f = new_from_file cf::object::thawer path $login	1561	my $f = new_from_file cf::object::thawer path $login
1327	or return;	1562	or return;
1328		1563
1329	$f->next;
1330	my $pl = cf::player::load_pl $f	1564	my $pl = cf::player::load_pl $f
1331	or return;	1565	or return;
		1566
1332	local $cf::PLAYER_LOADING{$login} = $pl;	1567	local $cf::PLAYER_LOADING{$login} = $pl;
1333	$f->resolve_delayed_derefs;	1568	$f->resolve_delayed_derefs;
1334	$cf::PLAYER{$login} = $pl	1569	$cf::PLAYER{$login} = $pl
1335	}	1570	}
1336	}	1571	}
1337	}	1572	}
1338		1573
		1574	cf::player->attach (
		1575	on_load => sub {
		1576	my ($pl, $path) = @_;
		1577
		1578	# restore slots saved in save, below
		1579	my $slots = delete $pl->{_slots};
		1580
		1581	$pl->ob->current_weapon ($slots->[0]);
		1582	$pl->combat_ob ($slots->[1]);
		1583	$pl->ranged_ob ($slots->[2]);
		1584	},
		1585	);
		1586
1339	sub save($) {	1587	sub save($) {
1340	my ($pl) = @_;	1588	my ($pl) = @_;
1341		1589
1342	return if $pl->{deny_save};	1590	return if $pl->{deny_save};
1343		1591
…		…
1346		1594
1347	return if $pl->{deny_save};	1595	return if $pl->{deny_save};
1348		1596
1349	aio_mkdir playerdir $pl, 0770;	1597	aio_mkdir playerdir $pl, 0770;
1350	$pl->{last_save} = $cf::RUNTIME;	1598	$pl->{last_save} = $cf::RUNTIME;
		1599
		1600	cf::get_slot 0.01;
		1601
		1602	# save slots, to be restored later
		1603	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1351		1604
1352	$pl->save_pl ($path);	1605	$pl->save_pl ($path);
1353	cf::cede_to_tick;	1606	cf::cede_to_tick;
1354	}	1607	}
1355		1608
…		…
1387	my ($pl) = @_;	1640	my ($pl) = @_;
1388		1641
1389	my $name = $pl->ob->name;	1642	my $name = $pl->ob->name;
1390		1643
1391	$pl->{deny_save} = 1;	1644	$pl->{deny_save} = 1;
1392	$pl->password ("*"); # this should lock out the player until we nuked the dir	1645	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1393		1646
1394	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1647	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1395	$pl->deactivate;	1648	$pl->deactivate;
		1649	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1396	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1650	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1397	$pl->ns->destroy if $pl->ns;	1651	$pl->ns->destroy if $pl->ns;
1398		1652
1399	my $path = playerdir $pl;	1653	my $path = playerdir $pl;
1400	my $temp = "$path~$cf::RUNTIME~deleting~";	1654	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1439		1693
1440	for my $login (@$dirs) {	1694	for my $login (@$dirs) {
1441	my $path = path $login;	1695	my $path = path $login;
1442		1696
1443	# a .pst is a dead give-away for a valid player	1697	# a .pst is a dead give-away for a valid player
1444	unless (-e "$path.pst") {	1698	# if no pst file found, open and chekc for blocked users
		1699	if (aio_stat "$path.pst") {
1445	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1700	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1446	aio_read $fh, 0, 512, my $buf, 0 or next;	1701	aio_read $fh, 0, 512, my $buf, 0 or next;
1447	$buf !~ /^password -------------$/m or next; # official not-valid tag	1702	$buf !~ /^password -------------$/m or next; # official not-valid tag
1448	}	1703	}
1449		1704
…		…
1453		1708
1454	\@logins	1709	\@logins
1455	}	1710	}
1456		1711
1457	=item $player->maps	1712	=item $player->maps
		1713
		1714	=item cf::player::maps $login
1458		1715
1459	Returns an arrayref of map paths that are private for this	1716	Returns an arrayref of map paths that are private for this
1460	player. May block.	1717	player. May block.
1461		1718
1462	=cut	1719	=cut
…		…
1480	}	1737	}
1481		1738
1482	\@paths	1739	\@paths
1483	}	1740	}
1484		1741
1485	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1742	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1486		1743
1487	Expand crossfire pod fragments into protocol xml.	1744	Expand deliantra pod fragments into protocol xml.
1488
1489	=cut
1490
1491	sub expand_cfpod {
1492	((my $self), (local $_)) = @_;
1493
1494	# escape & and <
1495	s/&/&amp;/g;
1496	s/(?<![BIUGHT])</&lt;/g;
1497
1498	# this is buggy, it needs to properly take care of nested <'s
1499
1500	1 while
1501	# replace B<>, I<>, U<> etc.
1502	s/B<([^\>]*)>/<b>$1<\/b>/
1503	|| s/I<([^\>]*)>/<i>$1<\/i>/
1504	|| s/U<([^\>]*)>/<u>$1<\/u>/
1505	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1506	# replace G<male|female> tags
1507	|| s{G<([^>|]*)\|([^>]*)>}{
1508	$self->gender ? $2 : $1
1509	}ge
1510	# replace H<hint text>
1511	|| s{H<([^\>]*)>}
1512	{
1513	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1514	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1515	"")
1516	[$self->{hintmode}]
1517	}ge;
1518
1519	# create single paragraphs (very hackish)
1520	s/(?<=\S)\n(?=\w)/ /g;
1521
1522	# compress some whitespace
1523	s/\s+\n/\n/g; # ws line-ends
1524	s/\n\n+/\n/g; # double lines
1525	s/^\n+//; # beginning lines
1526	s/\n+$//; # ending lines
1527
1528	$_
1529	}
1530
1531	sub hintmode {
1532	$_[0]{hintmode} = $_[1] if @_ > 1;
1533	$_[0]{hintmode}
1534	}
1535		1745
1536	=item $player->ext_reply ($msgid, @msg)	1746	=item $player->ext_reply ($msgid, @msg)
1537		1747
1538	Sends an ext reply to the player.	1748	Sends an ext reply to the player.
1539		1749
…		…
1571		1781
1572	=cut	1782	=cut
1573		1783
1574	sub find_by_path($) {	1784	sub find_by_path($) {
1575	my ($path) = @_;	1785	my ($path) = @_;
		1786
		1787	$path =~ s/^~[^\/]*//; # skip ~login
1576		1788
1577	my ($match, $specificity);	1789	my ($match, $specificity);
1578		1790
1579	for my $region (list) {	1791	for my $region (list) {
1580	if ($region->{match} && $path =~ $region->{match}) {	1792	if ($region->{match} && $path =~ $region->{match}) {
…		…
1606	our $MAX_RESET = 3600;	1818	our $MAX_RESET = 3600;
1607	our $DEFAULT_RESET = 3000;	1819	our $DEFAULT_RESET = 3000;
1608		1820
1609	sub generate_random_map {	1821	sub generate_random_map {
1610	my ($self, $rmp) = @_;	1822	my ($self, $rmp) = @_;
		1823
		1824	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1825
1611	# mit "rum" bekleckern, nicht	1826	# mit "rum" bekleckern, nicht
1612	$self->_create_random_map (	1827	$self->_create_random_map (
1613	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1828	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1614	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1829	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1615	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1830	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1616	$rmp->{exit_on_final_map},	1831	$rmp->{exit_on_final_map},
1617	$rmp->{xsize}, $rmp->{ysize},	1832	$rmp->{xsize}, $rmp->{ysize},
1618	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1833	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1619	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1834	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1634		1849
1635	sub register {	1850	sub register {
1636	my (undef, $regex, $prio) = @_;	1851	my (undef, $regex, $prio) = @_;
1637	my $pkg = caller;	1852	my $pkg = caller;
1638		1853
1639	no strict;
1640	push @{"$pkg\::ISA"}, __PACKAGE__;	1854	push @{"$pkg\::ISA"}, __PACKAGE__;
1641		1855
1642	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1856	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1643	}	1857	}
1644		1858
1645	# also paths starting with '/'	1859	# also paths starting with '/'
1646	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1860	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1647		1861
1648	sub thawer_merge {	1862	sub thawer_merge {
1649	my ($self, $merge) = @_;	1863	my ($self, $merge) = @_;
1650		1864
1651	# we have to keep some variables in memory intact	1865	# we have to keep some variables in memory intact
…		…
1737		1951
1738	# the temporary/swap location	1952	# the temporary/swap location
1739	sub save_path {	1953	sub save_path {
1740	my ($self) = @_;	1954	my ($self) = @_;
1741		1955
1742	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1956	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1743	"$TMPDIR/$path.map"	1957	"$TMPDIR/$path.map"
1744	}	1958	}
1745		1959
1746	# the unique path, undef == no special unique path	1960	# the unique path, undef == no special unique path
1747	sub uniq_path {	1961	sub uniq_path {
1748	my ($self) = @_;	1962	my ($self) = @_;
1749		1963
1750	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1964	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1751	"$UNIQUEDIR/$path"	1965	"$UNIQUEDIR/$path"
1752	}
1753
1754	# and all this just because we cannot iterate over
1755	# all maps in C++...
1756	sub change_all_map_light {
1757	my ($change) = @_;
1758
1759	$_->change_map_light ($change)
1760	for grep $_->outdoor, values %cf::MAP;
1761	}	1966	}
1762		1967
1763	sub decay_objects {	1968	sub decay_objects {
1764	my ($self) = @_;	1969	my ($self) = @_;
1765		1970
…		…
1849	sub find {	2054	sub find {
1850	my ($path, $origin) = @_;	2055	my ($path, $origin) = @_;
1851		2056
1852	$path = normalise $path, $origin && $origin->path;	2057	$path = normalise $path, $origin && $origin->path;
1853		2058
1854	cf::lock_wait "map_data:$path";#d#remove	2059	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1855	cf::lock_wait "map_find:$path";	2060	my $guard2 = cf::lock_acquire "map_find:$path";
1856		2061
1857	$cf::MAP{$path} || do {	2062	$cf::MAP{$path} || do {
1858	my $guard1 = cf::lock_acquire "map_find:$path";
1859	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1860
1861	my $map = new_from_path cf::map $path	2063	my $map = new_from_path cf::map $path
1862	or return;	2064	or return;
1863		2065
1864	$map->{last_save} = $cf::RUNTIME;	2066	$map->{last_save} = $cf::RUNTIME;
1865		2067
…		…
1867	or return;	2069	or return;
1868		2070
1869	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2071	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1870	# doing this can freeze the server in a sync job, obviously	2072	# doing this can freeze the server in a sync job, obviously
1871	#$cf::WAIT_FOR_TICK->wait;	2073	#$cf::WAIT_FOR_TICK->wait;
		2074	undef $guard2;
1872	undef $guard1;	2075	undef $guard1;
1873	undef $guard2;
1874	$map->reset;	2076	$map->reset;
1875	return find $path;	2077	return find $path;
1876	}	2078	}
1877		2079
1878	$cf::MAP{$path} = $map	2080	$cf::MAP{$path} = $map
1879	}	2081	}
1880	}	2082	}
1881		2083
1882	sub pre_load { }	2084	sub pre_load { }
1883	sub post_load { }	2085	#sub post_load { } # XS
1884		2086
1885	sub load {	2087	sub load {
1886	my ($self) = @_;	2088	my ($self) = @_;
1887		2089
1888	local $self->{deny_reset} = 1; # loading can take a long time	2090	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1891		2093
1892	{	2094	{
1893	my $guard = cf::lock_acquire "map_data:$path";	2095	my $guard = cf::lock_acquire "map_data:$path";
1894		2096
1895	return unless $self->valid;	2097	return unless $self->valid;
1896	return if $self->in_memory != cf::MAP_SWAPPED;	2098	return unless $self->in_memory == cf::MAP_SWAPPED;
1897		2099
1898	$self->in_memory (cf::MAP_LOADING);	2100	$self->in_memory (cf::MAP_LOADING);
1899		2101
1900	$self->alloc;	2102	$self->alloc;
1901		2103
…		…
1905	my $f = new_from_file cf::object::thawer $self->{load_path};	2107	my $f = new_from_file cf::object::thawer $self->{load_path};
1906	$f->skip_block;	2108	$f->skip_block;
1907	$self->_load_objects ($f)	2109	$self->_load_objects ($f)
1908	or return;	2110	or return;
1909		2111
1910	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2112	$self->post_load_original
1911	if delete $self->{load_original};	2113	if delete $self->{load_original};
1912		2114
1913	if (my $uniq = $self->uniq_path) {	2115	if (my $uniq = $self->uniq_path) {
1914	utf8::encode $uniq;	2116	utf8::encode $uniq;
1915	unless (aio_stat $uniq) {	2117	unless (aio_stat $uniq) {
…		…
1933	unless ($self->{deny_activate}) {	2135	unless ($self->{deny_activate}) {
1934	$self->decay_objects;	2136	$self->decay_objects;
1935	$self->fix_auto_apply;	2137	$self->fix_auto_apply;
1936	$self->update_buttons;	2138	$self->update_buttons;
1937	cf::cede_to_tick;	2139	cf::cede_to_tick;
1938	$self->set_darkness_map;
1939	cf::cede_to_tick;
1940	$self->activate;	2140	$self->activate;
1941	}	2141	}
1942		2142
1943	$self->{last_save} = $cf::RUNTIME;	2143	$self->{last_save} = $cf::RUNTIME;
1944	$self->last_access ($cf::RUNTIME);	2144	$self->last_access ($cf::RUNTIME);
1945		2145
1946	$self->in_memory (cf::MAP_IN_MEMORY);	2146	$self->in_memory (cf::MAP_ACTIVE);
1947	}	2147	}
1948		2148
1949	$self->post_load;	2149	$self->post_load;
1950	}	2150	}
1951		2151
		2152	# customize the map for a given player, i.e.
		2153	# return the _real_ map. used by e.g. per-player
		2154	# maps to change the path to ~playername/mappath
1952	sub customise_for {	2155	sub customise_for {
1953	my ($self, $ob) = @_;	2156	my ($self, $ob) = @_;
1954		2157
1955	return find "~" . $ob->name . "/" . $self->{path}	2158	return find "~" . $ob->name . "/" . $self->{path}
1956	if $self->per_player;	2159	if $self->per_player;
…		…
1972	or next;	2175	or next;
1973	$neigh = find $neigh, $map	2176	$neigh = find $neigh, $map
1974	or next;	2177	or next;
1975	$neigh->load;	2178	$neigh->load;
1976		2179
		2180	# now find the diagonal neighbours
1977	push @neigh,	2181	push @neigh,
1978	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2182	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1979	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2183	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1980	}	2184	}
1981		2185
…		…
1988	}	2192	}
1989		2193
1990	sub find_sync {	2194	sub find_sync {
1991	my ($path, $origin) = @_;	2195	my ($path, $origin) = @_;
1992		2196
1993	cf::sync_job { find $path, $origin }	2197	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2198	if $Coro::current == $Coro::main;
		2199
		2200	find $path, $origin
1994	}	2201	}
1995		2202
1996	sub do_load_sync {	2203	sub do_load_sync {
1997	my ($map) = @_;	2204	my ($map) = @_;
1998		2205
1999	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2206	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2000	if $Coro::current == $Coro::main;	2207	if $Coro::current == $Coro::main;
2001		2208
2002	cf::sync_job { $map->load };	2209	$map->load;
2003	}	2210	}
2004		2211
2005	our %MAP_PREFETCH;	2212	our %MAP_PREFETCH;
2006	our $MAP_PREFETCHER = undef;	2213	our $MAP_PREFETCHER = undef;
2007		2214
…		…
2009	my ($path, $origin, $load) = @_;	2216	my ($path, $origin, $load) = @_;
2010		2217
2011	$path = normalise $path, $origin && $origin->{path};	2218	$path = normalise $path, $origin && $origin->{path};
2012		2219
2013	if (my $map = $cf::MAP{$path}) {	2220	if (my $map = $cf::MAP{$path}) {
2014	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2221	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2015	}	2222	}
2016		2223
2017	$MAP_PREFETCH{$path} |= $load;	2224	$MAP_PREFETCH{$path} |= $load;
2018		2225
2019	$MAP_PREFETCHER ||= cf::async {	2226	$MAP_PREFETCHER ||= cf::async {
		2227	$Coro::current->{desc} = "map prefetcher";
		2228
2020	while (%MAP_PREFETCH) {	2229	while (%MAP_PREFETCH) {
2021	while (my ($k, $v) = each %MAP_PREFETCH) {	2230	while (my ($k, $v) = each %MAP_PREFETCH) {
2022	if (my $map = find $k) {	2231	if (my $map = find $k) {
2023	$map->load if $v;	2232	$map->load if $v;
2024	}	2233	}
…		…
2031	$MAP_PREFETCHER->prio (6);	2240	$MAP_PREFETCHER->prio (6);
2032		2241
2033	()	2242	()
2034	}	2243	}
2035		2244
		2245	# common code, used by both ->save and ->swapout
2036	sub save {	2246	sub _save {
2037	my ($self) = @_;	2247	my ($self) = @_;
2038
2039	my $lock = cf::lock_acquire "map_data:$self->{path}";
2040		2248
2041	$self->{last_save} = $cf::RUNTIME;	2249	$self->{last_save} = $cf::RUNTIME;
2042		2250
2043	return unless $self->dirty;	2251	return unless $self->dirty;
2044		2252
…		…
2050	return if $self->{deny_save};	2258	return if $self->{deny_save};
2051		2259
2052	local $self->{last_access} = $self->last_access;#d#	2260	local $self->{last_access} = $self->last_access;#d#
2053		2261
2054	cf::async {	2262	cf::async {
		2263	$Coro::current->{desc} = "map player save";
2055	$_->contr->save for $self->players;	2264	$_->contr->save for $self->players;
2056	};	2265	};
		2266
		2267	cf::get_slot 0.02;
2057		2268
2058	if ($uniq) {	2269	if ($uniq) {
2059	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2270	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2060	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2271	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2061	} else {	2272	} else {
2062	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2273	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2063	}	2274	}
2064	}	2275	}
2065		2276
		2277	sub save {
		2278	my ($self) = @_;
		2279
		2280	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2281
		2282	$self->_save;
		2283	}
		2284
2066	sub swap_out {	2285	sub swap_out {
2067	my ($self) = @_;	2286	my ($self) = @_;
2068		2287
2069	# save first because save cedes
2070	$self->save;
2071
2072	my $lock = cf::lock_acquire "map_data:$self->{path}";	2288	my $lock = cf::lock_acquire "map_data:$self->{path}";
2073		2289
		2290	return if $self->in_memory != cf::MAP_ACTIVE;
		2291	return if $self->{deny_save};
2074	return if $self->players;	2292	return if $self->players;
2075	return if $self->in_memory != cf::MAP_IN_MEMORY;
2076	return if $self->{deny_save};
2077		2293
		2294	# first deactivate the map and "unlink" it from the core
		2295	$self->deactivate;
		2296	$_->clear_links_to ($self) for values %cf::MAP;
2078	$self->in_memory (cf::MAP_SWAPPED);	2297	$self->in_memory (cf::MAP_SWAPPED);
		2298
		2299	# then atomically save
		2300	$self->_save;
		2301
		2302	# then free the map
		2303	$self->clear;
		2304	}
		2305
		2306	sub reset_at {
		2307	my ($self) = @_;
		2308
		2309	# TODO: safety, remove and allow resettable per-player maps
		2310	return 1e99 if $self->{deny_reset};
		2311
		2312	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2313	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2314
		2315	$time + $to
		2316	}
		2317
		2318	sub should_reset {
		2319	my ($self) = @_;
		2320
		2321	$self->reset_at <= $cf::RUNTIME
		2322	}
		2323
		2324	sub reset {
		2325	my ($self) = @_;
		2326
		2327	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2328
		2329	return if $self->players;
		2330
		2331	cf::trace "resetting map ", $self->path, "\n";
		2332
		2333	$self->in_memory (cf::MAP_SWAPPED);
		2334
		2335	# need to save uniques path
		2336	unless ($self->{deny_save}) {
		2337	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2338
		2339	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2340	if $uniq;
		2341	}
		2342
		2343	delete $cf::MAP{$self->path};
2079		2344
2080	$self->deactivate;	2345	$self->deactivate;
2081	$_->clear_links_to ($self) for values %cf::MAP;	2346	$_->clear_links_to ($self) for values %cf::MAP;
2082	$self->clear;	2347	$self->clear;
2083	}
2084
2085	sub reset_at {
2086	my ($self) = @_;
2087
2088	# TODO: safety, remove and allow resettable per-player maps
2089	return 1e99 if $self->{deny_reset};
2090
2091	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2092	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2093
2094	$time + $to
2095	}
2096
2097	sub should_reset {
2098	my ($self) = @_;
2099
2100	$self->reset_at <= $cf::RUNTIME
2101	}
2102
2103	sub reset {
2104	my ($self) = @_;
2105
2106	my $lock = cf::lock_acquire "map_data:$self->{path}";
2107
2108	return if $self->players;
2109
2110	warn "resetting map ", $self->path;
2111
2112	$self->in_memory (cf::MAP_SWAPPED);
2113
2114	# need to save uniques path
2115	unless ($self->{deny_save}) {
2116	my $uniq = $self->uniq_path; utf8::encode $uniq;
2117
2118	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2119	if $uniq;
2120	}
2121
2122	delete $cf::MAP{$self->path};
2123
2124	$self->deactivate;
2125	$_->clear_links_to ($self) for values %cf::MAP;
2126	$self->clear;
2127		2348
2128	$self->unlink_save;	2349	$self->unlink_save;
2129	$self->destroy;	2350	$self->destroy;
2130	}	2351	}
2131		2352
…		…
2139		2360
2140	delete $cf::MAP{$self->path};	2361	delete $cf::MAP{$self->path};
2141		2362
2142	$self->unlink_save;	2363	$self->unlink_save;
2143		2364
2144	bless $self, "cf::map";	2365	bless $self, "cf::map::wrap";
2145	delete $self->{deny_reset};	2366	delete $self->{deny_reset};
2146	$self->{deny_save} = 1;	2367	$self->{deny_save} = 1;
2147	$self->reset_timeout (1);	2368	$self->reset_timeout (1);
2148	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2369	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2149		2370
…		…
2198		2419
2199	sub unique_maps() {	2420	sub unique_maps() {
2200	[	2421	[
2201	map {	2422	map {
2202	utf8::decode $_;	2423	utf8::decode $_;
2203	/\.map$/	2424	s/\.map$//; # TODO future compatibility hack
		2425	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2426	? ()
2204	? normalise $_	2427	: normalise $_
2205	: ()
2206	} @{ aio_readdir $UNIQUEDIR or [] }	2428	} @{ aio_readdir $UNIQUEDIR or [] }
2207	]	2429	]
2208	}	2430	}
2209		2431
2210	package cf;	2432	=item cf::map::static_maps
		2433
		2434	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2435	file in the shared directory excluding F</styles> and F</editor>). May
		2436	block.
		2437
		2438	=cut
		2439
		2440	sub static_maps() {
		2441	my @dirs = "";
		2442	my @maps;
		2443
		2444	while (@dirs) {
		2445	my $dir = shift @dirs;
		2446
		2447	next if $dir eq "/styles" || $dir eq "/editor";
		2448
		2449	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2450	or return;
		2451
		2452	for (@$files) {
		2453	s/\.map$// or next;
		2454	utf8::decode $_;
		2455	push @maps, "$dir/$_";
		2456	}
		2457
		2458	push @dirs, map "$dir/$_", @$dirs;
		2459	}
		2460
		2461	\@maps
		2462	}
2211		2463
2212	=back	2464	=back
2213		2465
2214	=head3 cf::object	2466	=head3 cf::object
2215		2467
…		…
2219		2471
2220	=over 4	2472	=over 4
2221		2473
2222	=item $ob->inv_recursive	2474	=item $ob->inv_recursive
2223		2475
2224	Returns the inventory of the object _and_ their inventories, recursively.	2476	Returns the inventory of the object I<and> their inventories, recursively,
		2477	but I<not> the object itself.
2225		2478
2226	=cut	2479	=cut
2227		2480
2228	sub inv_recursive_;	2481	sub inv_recursive_;
2229	sub inv_recursive_ {	2482	sub inv_recursive_ {
…		…
2234	inv_recursive_ inv $_[0]	2487	inv_recursive_ inv $_[0]
2235	}	2488	}
2236		2489
2237	=item $ref = $ob->ref	2490	=item $ref = $ob->ref
2238		2491
2239	creates and returns a persistent reference to an objetc that can be stored as a string.	2492	Creates and returns a persistent reference to an object that can be stored as a string.
2240		2493
2241	=item $ob = cf::object::deref ($refstring)	2494	=item $ob = cf::object::deref ($refstring)
2242		2495
2243	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2496	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2244	even if the object actually exists. May block.	2497	even if the object actually exists. May block.
…		…
2246	=cut	2499	=cut
2247		2500
2248	sub deref {	2501	sub deref {
2249	my ($ref) = @_;	2502	my ($ref) = @_;
2250		2503
2251	# temporary compatibility#TODO#remove
2252	$ref =~ s{^<}{player/<};
2253
2254	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2504	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2255	my ($uuid, $name) = ($1, $2);	2505	my ($uuid, $name) = ($1, $2);
2256	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2506	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2257	or return;	2507	or return;
2258	$pl->ob->uuid eq $uuid	2508	$pl->ob->uuid eq $uuid
2259	or return;	2509	or return;
…		…
2279	can be C<undef>. Does the right thing when the player is currently in a	2529	can be C<undef>. Does the right thing when the player is currently in a
2280	dialogue with the given NPC character.	2530	dialogue with the given NPC character.
2281		2531
2282	=cut	2532	=cut
2283		2533
		2534	our $SAY_CHANNEL = {
		2535	id => "say",
		2536	title => "Map",
		2537	reply => "say ",
		2538	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2539	};
		2540
		2541	our $CHAT_CHANNEL = {
		2542	id => "chat",
		2543	title => "Chat",
		2544	reply => "chat ",
		2545	tooltip => "Player chat and shouts, global to the server.",
		2546	};
		2547
2284	# rough implementation of a future "reply" method that works	2548	# rough implementation of a future "reply" method that works
2285	# with dialog boxes.	2549	# with dialog boxes.
2286	#TODO: the first argument must go, split into a $npc->reply_to ( method	2550	#TODO: the first argument must go, split into a $npc->reply_to ( method
2287	sub cf::object::player::reply($$$;$) {	2551	sub cf::object::player::reply($$$;$) {
2288	my ($self, $npc, $msg, $flags) = @_;	2552	my ($self, $npc, $msg, $flags) = @_;
…		…
2299	my $dialog = $pl->{npc_dialog};	2563	my $dialog = $pl->{npc_dialog};
2300	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2564	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2301		2565
2302	} else {	2566	} else {
2303	$msg = $npc->name . " says: $msg" if $npc;	2567	$msg = $npc->name . " says: $msg" if $npc;
2304	$self->message ($msg, $flags);	2568	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2305	}	2569	}
2306	}	2570	}
2307	}	2571	}
2308		2572
2309	=item $object->send_msg ($channel, $msg, $color, [extra...])	2573	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2334		2598
2335	=item $player_object->enter_link	2599	=item $player_object->enter_link
2336		2600
2337	Freezes the player and moves him/her to a special map (C<{link}>).	2601	Freezes the player and moves him/her to a special map (C<{link}>).
2338		2602
2339	The player should be reasonably safe there for short amounts of time. You	2603	The player should be reasonably safe there for short amounts of time (e.g.
2340	I<MUST> call C<leave_link> as soon as possible, though.	2604	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2605	though, as the player cannot control the character while it is on the link
		2606	map.
2341		2607
2342	Will never block.	2608	Will never block.
2343		2609
2344	=item $player_object->leave_link ($map, $x, $y)	2610	=item $player_object->leave_link ($map, $x, $y)
2345		2611
…		…
2365	sub cf::object::player::enter_link {	2631	sub cf::object::player::enter_link {
2366	my ($self) = @_;	2632	my ($self) = @_;
2367		2633
2368	$self->deactivate_recursive;	2634	$self->deactivate_recursive;
2369		2635
		2636	++$self->{_link_recursion};
		2637
2370	return if UNIVERSAL::isa $self->map, "ext::map_link";	2638	return if UNIVERSAL::isa $self->map, "ext::map_link";
2371		2639
2372	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2640	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2373	if $self->map && $self->map->{path} ne "{link}";	2641	if $self->map && $self->map->{path} ne "{link}";
2374		2642
2375	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2643	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2376	}	2644	}
2377		2645
2378	sub cf::object::player::leave_link {	2646	sub cf::object::player::leave_link {
2379	my ($self, $map, $x, $y) = @_;	2647	my ($self, $map, $x, $y) = @_;
2380		2648
…		…
2397	($x, $y) = (-1, -1)	2665	($x, $y) = (-1, -1)
2398	unless (defined $x) && (defined $y);	2666	unless (defined $x) && (defined $y);
2399		2667
2400	# use -1 or undef as default coordinates, not 0, 0	2668	# use -1 or undef as default coordinates, not 0, 0
2401	($x, $y) = ($map->enter_x, $map->enter_y)	2669	($x, $y) = ($map->enter_x, $map->enter_y)
2402	if $x <=0 && $y <= 0;	2670	if $x <= 0 && $y <= 0;
2403		2671
2404	$map->load;	2672	$map->load;
2405	$map->load_neighbours;	2673	$map->load_neighbours;
2406		2674
2407	return unless $self->contr->active;	2675	return unless $self->contr->active;
2408	$self->activate_recursive;
2409		2676
2410	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2677	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2411	$self->enter_map ($map, $x, $y);	2678	if ($self->enter_map ($map, $x, $y)) {
2412	}	2679	# entering was successful
		2680	delete $self->{_link_recursion};
		2681	# only activate afterwards, to support waiting in hooks
		2682	$self->activate_recursive;
		2683	}
2413		2684
		2685	}
		2686
2414	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2687	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2415		2688
2416	Moves the player to the given map-path and coordinates by first freezing	2689	Moves the player to the given map-path and coordinates by first freezing
2417	her, loading and preparing them map, calling the provided $check callback	2690	her, loading and preparing them map, calling the provided $check callback
2418	that has to return the map if sucecssful, and then unfreezes the player on	2691	that has to return the map if sucecssful, and then unfreezes the player on
2419	the new (success) or old (failed) map position. In either case, $done will	2692	the new (success) or old (failed) map position. In either case, $done will
2420	be called at the end of this process.	2693	be called at the end of this process.
2421		2694
		2695	Note that $check will be called with a potentially non-loaded map, so if
		2696	it needs a loaded map it has to call C<< ->load >>.
		2697
2422	=cut	2698	=cut
2423		2699
2424	our $GOTOGEN;	2700	our $GOTOGEN;
2425		2701
2426	sub cf::object::player::goto {	2702	sub cf::object::player::goto {
2427	my ($self, $path, $x, $y, $check, $done) = @_;	2703	my ($self, $path, $x, $y, $check, $done) = @_;
2428		2704
		2705	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2706	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2707	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2708	($path, $x, $y) = @$EMERGENCY_POSITION;
		2709	}
		2710
2429	# do generation counting so two concurrent goto's will be executed in-order	2711	# do generation counting so two concurrent goto's will be executed in-order
2430	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2712	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2431		2713
2432	$self->enter_link;	2714	$self->enter_link;
2433		2715
2434	(async {	2716	(async {
		2717	$Coro::current->{desc} = "player::goto $path $x $y";
		2718
		2719	# *tag paths override both path and x|y
		2720	if ($path =~ /^\*(.*)$/) {
		2721	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2722	my $ob = $obs[rand @obs];
		2723
		2724	# see if we actually can go there
		2725	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2726	$ob = $obs[rand @obs];
		2727	} else {
		2728	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2729	}
		2730	# else put us there anyways for now #d#
		2731
		2732	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2733	} else {
		2734	($path, $x, $y) = (undef, undef, undef);
		2735	}
		2736	}
		2737
2435	my $map = eval {	2738	my $map = eval {
2436	my $map = cf::map::find $path;	2739	my $map = defined $path ? cf::map::find $path : undef;
2437		2740
2438	if ($map) {	2741	if ($map) {
2439	$map = $map->customise_for ($self);	2742	$map = $map->customise_for ($self);
2440	$map = $check->($map) if $check && $map;	2743	$map = $check->($map, $x, $y, $self) if $check && $map;
2441	} else {	2744	} else {
2442	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2745	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2443	}	2746	}
2444		2747
2445	$map	2748	$map
2446	};	2749	};
2447		2750
…		…
2453	if ($gen == $self->{_goto_generation}) {	2756	if ($gen == $self->{_goto_generation}) {
2454	delete $self->{_goto_generation};	2757	delete $self->{_goto_generation};
2455	$self->leave_link ($map, $x, $y);	2758	$self->leave_link ($map, $x, $y);
2456	}	2759	}
2457		2760
2458	$done->() if $done;	2761	$done->($self) if $done;
2459	})->prio (1);	2762	})->prio (1);
2460	}	2763	}
2461		2764
2462	=item $player_object->enter_exit ($exit_object)	2765	=item $player_object->enter_exit ($exit_object)
2463		2766
…		…
2483	}	2786	}
2484		2787
2485	sub prepare_random_map {	2788	sub prepare_random_map {
2486	my ($exit) = @_;	2789	my ($exit) = @_;
2487		2790
2488	my $guard = cf::lock_acquire "exit_prepare:$exit";
2489
2490	# all this does is basically replace the /! path by	2791	# all this does is basically replace the /! path by
2491	# a new random map path (?random/...) with a seed	2792	# a new random map path (?random/...) with a seed
2492	# that depends on the exit object	2793	# that depends on the exit object
2493		2794
2494	my $rmp = parse_random_map_params $exit->msg;	2795	my $rmp = parse_random_map_params $exit->msg;
…		…
2496	if ($exit->map) {	2797	if ($exit->map) {
2497	$rmp->{region} = $exit->region->name;	2798	$rmp->{region} = $exit->region->name;
2498	$rmp->{origin_map} = $exit->map->path;	2799	$rmp->{origin_map} = $exit->map->path;
2499	$rmp->{origin_x} = $exit->x;	2800	$rmp->{origin_x} = $exit->x;
2500	$rmp->{origin_y} = $exit->y;	2801	$rmp->{origin_y} = $exit->y;
		2802
		2803	$exit->map->touch;
2501	}	2804	}
2502		2805
2503	$rmp->{random_seed} ||= $exit->random_seed;	2806	$rmp->{random_seed} ||= $exit->random_seed;
2504		2807
2505	my $data = cf::to_json $rmp;	2808	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2506	my $md5 = Digest::MD5::md5_hex $data;	2809	my $md5 = Digest::MD5::md5_hex $data;
2507	my $meta = "$RANDOMDIR/$md5.meta";	2810	my $meta = "$RANDOMDIR/$md5.meta";
2508		2811
2509	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2812	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2510	aio_write $fh, 0, (length $data), $data, 0;	2813	aio_write $fh, 0, (length $data), $data, 0;
2511	undef $fh;	2814	undef $fh;
2512	aio_rename "$meta~", $meta;	2815	aio_rename "$meta~", $meta;
2513		2816
		2817	my $slaying = "?random/$md5";
		2818
		2819	if ($exit->valid) {
2514	$exit->slaying ("?random/$md5");	2820	$exit->slaying ("?random/$md5");
2515	$exit->msg (undef);	2821	$exit->msg (undef);
		2822	}
2516	}	2823	}
2517	}	2824	}
2518		2825
2519	sub cf::object::player::enter_exit {	2826	sub cf::object::player::enter_exit {
2520	my ($self, $exit) = @_;	2827	my ($self, $exit) = @_;
2521		2828
2522	return unless $self->type == cf::PLAYER;	2829	return unless $self->type == cf::PLAYER;
2523		2830
2524	if ($exit->slaying eq "/!") {
2525	#TODO: this should de-fi-ni-te-ly not be a sync-job
2526	# the problem is that $exit might not survive long enough
2527	# so it needs to be done right now, right here
2528	cf::sync_job { prepare_random_map $exit };
2529	}
2530
2531	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2532	my $hp = $exit->stats->hp;
2533	my $sp = $exit->stats->sp;
2534
2535	$self->enter_link;	2831	$self->enter_link;
2536		2832
2537	# if exit is damned, update players death & WoR home-position
2538	$self->contr->savebed ($slaying, $hp, $sp)
2539	if $exit->flag (FLAG_DAMNED);
2540
2541	(async {	2833	(async {
2542	$self->deactivate_recursive; # just to be sure	2834	$Coro::current->{desc} = "enter_exit";
		2835
2543	unless (eval {	2836	unless (eval {
		2837	$self->deactivate_recursive; # just to be sure
		2838
		2839	# random map handling
		2840	{
		2841	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2842
		2843	prepare_random_map $exit
		2844	if $exit->slaying eq "/!";
		2845	}
		2846
		2847	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2848	my $x = $exit->stats->hp;
		2849	my $y = $exit->stats->sp;
		2850
2544	$self->goto ($slaying, $hp, $sp);	2851	$self->goto ($map, $x, $y);
2545		2852
		2853	# if exit is damned, update players death & WoR home-position
		2854	$self->contr->savebed ($map, $x, $y)
		2855	if $exit->flag (cf::FLAG_DAMNED);
		2856
2546	1;	2857	1
2547	}) {	2858	}) {
2548	$self->message ("Something went wrong deep within the crossfire server. "	2859	$self->message ("Something went wrong deep within the deliantra server. "
2549	. "I'll try to bring you back to the map you were before. "	2860	. "I'll try to bring you back to the map you were before. "
2550	. "Please report this to the dungeon master!",	2861	. "Please report this to the dungeon master!",
2551	cf::NDI_UNIQUE | cf::NDI_RED);	2862	cf::NDI_UNIQUE | cf::NDI_RED);
2552		2863
2553	warn "ERROR in enter_exit: $@";	2864	error "ERROR in enter_exit: $@";
2554	$self->leave_link;	2865	$self->leave_link;
2555	}	2866	}
2556	})->prio (1);	2867	})->prio (1);
2557	}	2868	}
2558		2869
…		…
2570	sub cf::client::send_drawinfo {	2881	sub cf::client::send_drawinfo {
2571	my ($self, $text, $flags) = @_;	2882	my ($self, $text, $flags) = @_;
2572		2883
2573	utf8::encode $text;	2884	utf8::encode $text;
2574	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2885	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2886	}
		2887
		2888	=item $client->send_big_packet ($pkt)
		2889
		2890	Like C<send_packet>, but tries to compress large packets, and fragments
		2891	them as required.
		2892
		2893	=cut
		2894
		2895	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2896
		2897	sub cf::client::send_big_packet {
		2898	my ($self, $pkt) = @_;
		2899
		2900	# try lzf for large packets
		2901	$pkt = "lzf " . Compress::LZF::compress $pkt
		2902	if 1024 <= length $pkt and $self->{can_lzf};
		2903
		2904	# split very large packets
		2905	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2906	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2907	$pkt = "frag";
		2908	}
		2909
		2910	$self->send_packet ($pkt);
2575	}	2911	}
2576		2912
2577	=item $client->send_msg ($channel, $msg, $color, [extra...])	2913	=item $client->send_msg ($channel, $msg, $color, [extra...])
2578		2914
2579	Send a drawinfo or msg packet to the client, formatting the msg for the	2915	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2581	the message, with C<log> being the default. If C<$color> is negative, suppress	2917	the message, with C<log> being the default. If C<$color> is negative, suppress
2582	the message unless the client supports the msg packet.	2918	the message unless the client supports the msg packet.
2583		2919
2584	=cut	2920	=cut
2585		2921
		2922	# non-persistent channels (usually the info channel)
2586	our %CHANNEL = (	2923	our %CHANNEL = (
		2924	"c/motd" => {
		2925	id => "infobox",
		2926	title => "MOTD",
		2927	reply => undef,
		2928	tooltip => "The message of the day",
		2929	},
2587	"c/identify" => {	2930	"c/identify" => {
2588	id => "identify",	2931	id => "infobox",
2589	title => "Identify",	2932	title => "Identify",
2590	reply => undef,	2933	reply => undef,
2591	tooltip => "Items recently identified",	2934	tooltip => "Items recently identified",
2592	},	2935	},
2593	"c/examine" => {	2936	"c/examine" => {
2594	id => "examine",	2937	id => "infobox",
2595	title => "Examine",	2938	title => "Examine",
2596	reply => undef,	2939	reply => undef,
2597	tooltip => "Signs and other items you examined",	2940	tooltip => "Signs and other items you examined",
2598	},	2941	},
		2942	"c/shopinfo" => {
		2943	id => "infobox",
		2944	title => "Shop Info",
		2945	reply => undef,
		2946	tooltip => "What your bargaining skill tells you about the shop",
		2947	},
		2948	"c/book" => {
		2949	id => "infobox",
		2950	title => "Book",
		2951	reply => undef,
		2952	tooltip => "The contents of a note or book",
		2953	},
		2954	"c/lookat" => {
		2955	id => "infobox",
		2956	title => "Look",
		2957	reply => undef,
		2958	tooltip => "What you saw there",
		2959	},
		2960	"c/who" => {
		2961	id => "infobox",
		2962	title => "Players",
		2963	reply => undef,
		2964	tooltip => "Shows players who are currently online",
		2965	},
		2966	"c/body" => {
		2967	id => "infobox",
		2968	title => "Body Parts",
		2969	reply => undef,
		2970	tooltip => "Shows which body parts you posess and are available",
		2971	},
		2972	"c/statistics" => {
		2973	id => "infobox",
		2974	title => "Statistics",
		2975	reply => undef,
		2976	tooltip => "Shows your primary statistics",
		2977	},
		2978	"c/skills" => {
		2979	id => "infobox",
		2980	title => "Skills",
		2981	reply => undef,
		2982	tooltip => "Shows your experience per skill and item power",
		2983	},
		2984	"c/shopitems" => {
		2985	id => "infobox",
		2986	title => "Shop Items",
		2987	reply => undef,
		2988	tooltip => "Shows the items currently for sale in this shop",
		2989	},
		2990	"c/resistances" => {
		2991	id => "infobox",
		2992	title => "Resistances",
		2993	reply => undef,
		2994	tooltip => "Shows your resistances",
		2995	},
		2996	"c/pets" => {
		2997	id => "infobox",
		2998	title => "Pets",
		2999	reply => undef,
		3000	tooltip => "Shows information abotu your pets/a specific pet",
		3001	},
		3002	"c/perceiveself" => {
		3003	id => "infobox",
		3004	title => "Perceive Self",
		3005	reply => undef,
		3006	tooltip => "You gained detailed knowledge about yourself",
		3007	},
		3008	"c/uptime" => {
		3009	id => "infobox",
		3010	title => "Uptime",
		3011	reply => undef,
		3012	tooltip => "How long the server has been running since last restart",
		3013	},
		3014	"c/mapinfo" => {
		3015	id => "infobox",
		3016	title => "Map Info",
		3017	reply => undef,
		3018	tooltip => "Information related to the maps",
		3019	},
		3020	"c/party" => {
		3021	id => "party",
		3022	title => "Party",
		3023	reply => "gsay ",
		3024	tooltip => "Messages and chat related to your party",
		3025	},
		3026	"c/death" => {
		3027	id => "death",
		3028	title => "Death",
		3029	reply => undef,
		3030	tooltip => "Reason for and more info about your most recent death",
		3031	},
		3032	"c/say" => $SAY_CHANNEL,
		3033	"c/chat" => $CHAT_CHANNEL,
2599	);	3034	);
2600		3035
2601	sub cf::client::send_msg {	3036	sub cf::client::send_msg {
2602	my ($self, $channel, $msg, $color, @extra) = @_;	3037	my ($self, $channel, $msg, $color, @extra) = @_;
2603		3038
2604	$msg = $self->pl->expand_cfpod ($msg);	3039	$msg = $self->pl->expand_cfpod ($msg)
		3040	unless $color & cf::NDI_VERBATIM;
2605		3041
2606	$color &= cf::NDI_CLIENT_MASK; # just in case...	3042	$color &= cf::NDI_CLIENT_MASK; # just in case...
2607		3043
2608	# check predefined channels, for the benefit of C	3044	# check predefined channels, for the benefit of C
2609	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3045	if ($CHANNEL{$channel}) {
		3046	$channel = $CHANNEL{$channel};
2610		3047
		3048	$self->ext_msg (channel_info => $channel);
		3049	$channel = $channel->{id};
		3050
2611	if (ref $channel) {	3051	} elsif (ref $channel) {
2612	# send meta info to client, if not yet sent	3052	# send meta info to client, if not yet sent
2613	unless (exists $self->{channel}{$channel->{id}}) {	3053	unless (exists $self->{channel}{$channel->{id}}) {
2614	$self->{channel}{$channel->{id}} = $channel;	3054	$self->{channel}{$channel->{id}} = $channel;
2615	$self->ext_msg (channel_info => $channel)	3055	$self->ext_msg (channel_info => $channel);
2616	if $self->can_msg;
2617	}	3056	}
2618		3057
2619	$channel = $channel->{id};	3058	$channel = $channel->{id};
2620	}	3059	}
2621		3060
2622	return unless @extra || length $msg;	3061	return unless @extra || length $msg;
2623		3062
2624	if ($self->can_msg) {
2625	# default colour, mask it out	3063	# default colour, mask it out
2626	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3064	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2627	if $color & cf::NDI_DEF;	3065	if $color & cf::NDI_DEF;
2628		3066
2629	$self->send_packet ("msg " . $self->{json_coder}->encode (	3067	my $pkt = "msg "
		3068	. $self->{json_coder}->encode (
2630	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3069	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2631	} else {	3070	);
2632	if ($color >= 0) {
2633	# replace some tags by gcfclient-compatible ones
2634	for ($msg) {
2635	1 while
2636	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2637	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2638	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2639	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2640	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2641	}
2642		3071
2643	$color &= cf::NDI_COLOR_MASK;	3072	$self->send_big_packet ($pkt);
2644
2645	utf8::encode $msg;
2646
2647	if (0 && $msg =~ /\[/) {
2648	# COMMAND/INFO
2649	$self->send_packet ("drawextinfo $color 10 8 $msg")
2650	} else {
2651	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2652	$self->send_packet ("drawinfo $color $msg")
2653	}
2654	}
2655	}
2656	}	3073	}
2657		3074
2658	=item $client->ext_msg ($type, @msg)	3075	=item $client->ext_msg ($type, @msg)
2659		3076
2660	Sends an ext event to the client.	3077	Sends an ext event to the client.
…		…
2663		3080
2664	sub cf::client::ext_msg($$@) {	3081	sub cf::client::ext_msg($$@) {
2665	my ($self, $type, @msg) = @_;	3082	my ($self, $type, @msg) = @_;
2666		3083
2667	if ($self->extcmd == 2) {	3084	if ($self->extcmd == 2) {
2668	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3085	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2669	} elsif ($self->extcmd == 1) { # TODO: remove	3086	} elsif ($self->extcmd == 1) { # TODO: remove
2670	push @msg, msgtype => "event_$type";	3087	push @msg, msgtype => "event_$type";
2671	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3088	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2672	}	3089	}
2673	}	3090	}
2674		3091
2675	=item $client->ext_reply ($msgid, @msg)	3092	=item $client->ext_reply ($msgid, @msg)
2676		3093
…		…
2680		3097
2681	sub cf::client::ext_reply($$@) {	3098	sub cf::client::ext_reply($$@) {
2682	my ($self, $id, @msg) = @_;	3099	my ($self, $id, @msg) = @_;
2683		3100
2684	if ($self->extcmd == 2) {	3101	if ($self->extcmd == 2) {
2685	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3102	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2686	} elsif ($self->extcmd == 1) {	3103	} elsif ($self->extcmd == 1) {
2687	#TODO: version 1, remove	3104	#TODO: version 1, remove
2688	unshift @msg, msgtype => "reply", msgid => $id;	3105	unshift @msg, msgtype => "reply", msgid => $id;
2689	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3106	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2690	}	3107	}
2691	}	3108	}
2692		3109
2693	=item $success = $client->query ($flags, "text", \&cb)	3110	=item $success = $client->query ($flags, "text", \&cb)
2694		3111
…		…
2765		3182
2766	$ns->ext_reply ($reply, @reply)	3183	$ns->ext_reply ($reply, @reply)
2767	if $reply;	3184	if $reply;
2768		3185
2769	} else {	3186	} else {
2770	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3187	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2771	}	3188	}
2772		3189
2773	cf::override;	3190	cf::override;
2774	},	3191	},
2775	);	3192	);
…		…
2795		3212
2796	$coro	3213	$coro
2797	}	3214	}
2798		3215
2799	cf::client->attach (	3216	cf::client->attach (
2800	on_destroy => sub {	3217	on_client_destroy => sub {
2801	my ($ns) = @_;	3218	my ($ns) = @_;
2802		3219
2803	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3220	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2804	},	3221	},
2805	);	3222	);
…		…
2821	our $safe_hole = new Safe::Hole;	3238	our $safe_hole = new Safe::Hole;
2822		3239
2823	$SIG{FPE} = 'IGNORE';	3240	$SIG{FPE} = 'IGNORE';
2824		3241
2825	$safe->permit_only (Opcode::opset qw(	3242	$safe->permit_only (Opcode::opset qw(
2826	:base_core :base_mem :base_orig :base_math	3243	:base_core :base_mem :base_orig :base_math :base_loop
2827	grepstart grepwhile mapstart mapwhile	3244	grepstart grepwhile mapstart mapwhile
2828	sort time	3245	sort time
2829	));	3246	));
2830		3247
2831	# here we export the classes and methods available to script code	3248	# here we export the classes and methods available to script code
…		…
2833	=pod	3250	=pod
2834		3251
2835	The following functions and methods are available within a safe environment:	3252	The following functions and methods are available within a safe environment:
2836		3253
2837	cf::object	3254	cf::object
2838	contr pay_amount pay_player map x y force_find force_add	3255	contr pay_amount pay_player map x y force_find force_add destroy
2839	insert remove name archname title slaying race decrease_ob_nr	3256	insert remove name archname title slaying race decrease split
		3257	value
2840		3258
2841	cf::object::player	3259	cf::object::player
2842	player	3260	player
2843		3261
2844	cf::player	3262	cf::player
…		…
2849		3267
2850	=cut	3268	=cut
2851		3269
2852	for (	3270	for (
2853	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3271	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2854	insert remove inv name archname title slaying race	3272	insert remove inv nrof name archname title slaying race
2855	decrease_ob_nr)],	3273	decrease split destroy change_exp value msg lore send_msg)],
2856	["cf::object::player" => qw(player)],	3274	["cf::object::player" => qw(player)],
2857	["cf::player" => qw(peaceful)],	3275	["cf::player" => qw(peaceful send_msg)],
2858	["cf::map" => qw(trigger)],	3276	["cf::map" => qw(trigger)],
2859	) {	3277	) {
2860	no strict 'refs';
2861	my ($pkg, @funs) = @$_;	3278	my ($pkg, @funs) = @$_;
2862	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3279	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2863	for @funs;	3280	for @funs;
2864	}	3281	}
2865		3282
…		…
2880		3297
2881	my $qcode = $code;	3298	my $qcode = $code;
2882	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3299	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2883	$qcode =~ s/\n/\\n/g;	3300	$qcode =~ s/\n/\\n/g;
2884		3301
		3302	%vars = (_dummy => 0) unless %vars;
		3303
		3304	my @res;
2885	local $_;	3305	local $_;
2886	local @safe::cf::_safe_eval_args = values %vars;
2887		3306
2888	my $eval =	3307	my $eval =
2889	"do {\n"	3308	"do {\n"
2890	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3309	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2891	. "#line 0 \"{$qcode}\"\n"	3310	. "#line 0 \"{$qcode}\"\n"
2892	. $code	3311	. $code
2893	. "\n}"	3312	. "\n}"
2894	;	3313	;
2895		3314
		3315	if ($CFG{safe_eval}) {
2896	sub_generation_inc;	3316	sub_generation_inc;
		3317	local @safe::cf::_safe_eval_args = values %vars;
2897	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3318	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2898	sub_generation_inc;	3319	sub_generation_inc;
		3320	} else {
		3321	local @cf::_safe_eval_args = values %vars;
		3322	@res = wantarray ? eval eval : scalar eval $eval;
		3323	}
2899		3324
2900	if ($@) {	3325	if ($@) {
2901	warn "$@";	3326	warn "$@",
2902	warn "while executing safe code '$code'\n";	3327	"while executing safe code '$code'\n",
2903	warn "with arguments " . (join " ", %vars) . "\n";	3328	"with arguments " . (join " ", %vars) . "\n";
2904	}	3329	}
2905		3330
2906	wantarray ? @res : $res[0]	3331	wantarray ? @res : $res[0]
2907	}	3332	}
2908		3333
…		…
2922	=cut	3347	=cut
2923		3348
2924	sub register_script_function {	3349	sub register_script_function {
2925	my ($fun, $cb) = @_;	3350	my ($fun, $cb) = @_;
2926		3351
2927	no strict 'refs';	3352	$fun = "safe::$fun" if $CFG{safe_eval};
2928	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3353	*$fun = $safe_hole->wrap ($cb);
2929	}	3354	}
2930		3355
2931	=back	3356	=back
2932		3357
2933	=cut	3358	=cut
2934		3359
2935	#############################################################################	3360	#############################################################################
2936	# the server's init and main functions	3361	# the server's init and main functions
		3362
		3363	# async inc loader. yay.
		3364	sub inc_loader {
		3365	my $mod = $_[1];
		3366
		3367	if (in_main && !tick_inhibit) {
		3368	Carp::cluck "ERROR: attempted synchronous perl module load ($mod)";
		3369	} else {
		3370	debug "loading perl module $mod\n";
		3371	}
		3372
		3373	# 1. find real file
		3374	for my $dir (@ORIG_INC) {
		3375	warn "$dir/$mod\n";#d#
		3376	ref $dir and next;
		3377	0 <= Coro::AIO::aio_load "$dir/$mod", my $data
		3378	or next;
		3379
		3380	$data = "#line 1 $dir/$mod\n$data";
		3381
		3382	open my $fh, "<", \$data or die;
		3383
		3384	return $fh;
		3385	}
		3386
		3387	()
		3388	}
		3389
		3390	sub init_inc {
		3391	# save original @INC
		3392	@ORIG_INC = ($LIBDIR, @INC) unless @ORIG_INC;
		3393
		3394	# make sure we can do scalar-opens
		3395	open my $dummy, "<", \my $dummy2;
		3396
		3397	# execute some stuff so perl load's some of the core modules
		3398	/Ü/ =~ /ü/i;
		3399	eval { &Storable::nstore_fd };
		3400
		3401	@INC = (\&inc_loader, @ORIG_INC); # @ORIG_INC is needed for DynaLoader, AutoLoad etc.
		3402
		3403	debug "module loading will be asynchronous from this point on.";
		3404	}
2937		3405
2938	sub load_facedata($) {	3406	sub load_facedata($) {
2939	my ($path) = @_;	3407	my ($path) = @_;
2940		3408
2941	# HACK to clear player env face cache, we need some signal framework	3409	# HACK to clear player env face cache, we need some signal framework
2942	# for this (global event?)	3410	# for this (global event?)
2943	%ext::player_env::MUSIC_FACE_CACHE = ();	3411	%ext::player_env::MUSIC_FACE_CACHE = ();
2944		3412
2945	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3413	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2946		3414
2947	warn "loading facedata from $path\n";	3415	trace "loading facedata from $path\n";
2948		3416
2949	my $facedata;	3417	my $facedata;
2950	0 < aio_load $path, $facedata	3418	0 < aio_load $path, $facedata
2951	or die "$path: $!";	3419	or die "$path: $!";
2952		3420
…		…
2954		3422
2955	$facedata->{version} == 2	3423	$facedata->{version} == 2
2956	or cf::cleanup "$path: version mismatch, cannot proceed.";	3424	or cf::cleanup "$path: version mismatch, cannot proceed.";
2957		3425
2958	# patch in the exptable	3426	# patch in the exptable
		3427	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2959	$facedata->{resource}{"res/exp_table"} = {	3428	$facedata->{resource}{"res/exp_table"} = {
2960	type => FT_RSRC,	3429	type => FT_RSRC,
2961	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3430	data => $exp_table,
		3431	hash => (Digest::MD5::md5 $exp_table),
2962	};	3432	};
2963	cf::cede_to_tick;	3433	cf::cede_to_tick;
2964		3434
2965	{	3435	{
2966	my $faces = $facedata->{faceinfo};	3436	my $faces = $facedata->{faceinfo};
2967		3437
2968	while (my ($face, $info) = each %$faces) {	3438	while (my ($face, $info) = each %$faces) {
2969	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3439	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3440
2970	cf::face::set_visibility $idx, $info->{visibility};	3441	cf::face::set_visibility $idx, $info->{visibility};
2971	cf::face::set_magicmap $idx, $info->{magicmap};	3442	cf::face::set_magicmap $idx, $info->{magicmap};
2972	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3443	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2973	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3444	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2974		3445
2975	cf::cede_to_tick;	3446	cf::cede_to_tick;
2976	}	3447	}
2977		3448
2978	while (my ($face, $info) = each %$faces) {	3449	while (my ($face, $info) = each %$faces) {
2979	next unless $info->{smooth};	3450	next unless $info->{smooth};
		3451
2980	my $idx = cf::face::find $face	3452	my $idx = cf::face::find $face
2981	or next;	3453	or next;
		3454
2982	if (my $smooth = cf::face::find $info->{smooth}) {	3455	if (my $smooth = cf::face::find $info->{smooth}) {
2983	cf::face::set_smooth $idx, $smooth;	3456	cf::face::set_smooth $idx, $smooth;
2984	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3457	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2985	} else {	3458	} else {
2986	warn "smooth face '$info->{smooth}' not found for face '$face'";	3459	error "smooth face '$info->{smooth}' not found for face '$face'";
2987	}	3460	}
2988		3461
2989	cf::cede_to_tick;	3462	cf::cede_to_tick;
2990	}	3463	}
2991	}	3464	}
…		…
3000		3473
3001	cf::anim::invalidate_all; # d'oh	3474	cf::anim::invalidate_all; # d'oh
3002	}	3475	}
3003		3476
3004	{	3477	{
3005	# TODO: for gcfclient pleasure, we should give resources
3006	# that gcfclient doesn't grok a >10000 face index.
3007	my $res = $facedata->{resource};	3478	my $res = $facedata->{resource};
3008		3479
3009	my $soundconf = delete $res->{"res/sound.conf"};
3010
3011	while (my ($name, $info) = each %$res) {	3480	while (my ($name, $info) = each %$res) {
		3481	if (defined $info->{type}) {
3012	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3482	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3013	my $data;
3014		3483
3015	if ($info->{type} & 1) {	3484	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3016	# prepend meta info	3485	cf::face::set_type $idx, $info->{type};
3017
3018	my $meta = $enc->encode ({
3019	name => $name,
3020	%{ $info->{meta} || {} },
3021	});
3022
3023	$data = pack "(w/a*)*", $meta, $info->{data};
3024	} else {	3486	} else {
3025	$data = $info->{data};	3487	$RESOURCE{$name} = $info; # unused
3026	}	3488	}
3027		3489
3028	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3029	cf::face::set_type $idx, $info->{type};
3030
3031	cf::cede_to_tick;	3490	cf::cede_to_tick;
3032	}	3491	}
3033
3034	if ($soundconf) {
3035	$soundconf = $enc->decode (delete $soundconf->{data});
3036
3037	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3038	my $sound = $soundconf->{compat}[$_]
3039	or next;
3040
3041	my $face = cf::face::find "sound/$sound->[1]";
3042	cf::sound::set $sound->[0] => $face;
3043	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3044	}
3045
3046	while (my ($k, $v) = each %{$soundconf->{event}}) {
3047	my $face = cf::face::find "sound/$v";
3048	cf::sound::set $k => $face;
3049	}
3050	}
3051	}	3492	}
		3493
		3494	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3052		3495
3053	1	3496	1
3054	}	3497	}
3055		3498
3056	register_exticmd fx_want => sub {	3499	register_exticmd fx_want => sub {
…		…
3058		3501
3059	while (my ($k, $v) = each %$want) {	3502	while (my ($k, $v) = each %$want) {
3060	$ns->fx_want ($k, $v);	3503	$ns->fx_want ($k, $v);
3061	}	3504	}
3062	};	3505	};
		3506
		3507	sub load_resource_file($) {
		3508	my $guard = lock_acquire "load_resource_file";
		3509
		3510	my $status = load_resource_file_ $_[0];
		3511	get_slot 0.1, 100;
		3512	cf::arch::commit_load;
		3513
		3514	$status
		3515	}
3063		3516
3064	sub reload_regions {	3517	sub reload_regions {
3065	# HACK to clear player env face cache, we need some signal framework	3518	# HACK to clear player env face cache, we need some signal framework
3066	# for this (global event?)	3519	# for this (global event?)
3067	%ext::player_env::MUSIC_FACE_CACHE = ();	3520	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3081	}	3534	}
3082		3535
3083	sub reload_archetypes {	3536	sub reload_archetypes {
3084	load_resource_file "$DATADIR/archetypes"	3537	load_resource_file "$DATADIR/archetypes"
3085	or die "unable to load archetypes\n";	3538	or die "unable to load archetypes\n";
3086	#d# NEED to laod twice to resolve forward references
3087	# this really needs to be done in an extra post-pass
3088	# (which needs to be synchronous, so solve it differently)
3089	load_resource_file "$DATADIR/archetypes"
3090	or die "unable to load archetypes\n";
3091	}	3539	}
3092		3540
3093	sub reload_treasures {	3541	sub reload_treasures {
3094	load_resource_file "$DATADIR/treasures"	3542	load_resource_file "$DATADIR/treasures"
3095	or die "unable to load treasurelists\n";	3543	or die "unable to load treasurelists\n";
3096	}	3544	}
3097		3545
		3546	sub reload_sound {
		3547	trace "loading sound config from $DATADIR/sound\n";
		3548
		3549	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3550	or die "$DATADIR/sound $!";
		3551
		3552	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3553
		3554	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3555	my $sound = $soundconf->{compat}[$_]
		3556	or next;
		3557
		3558	my $face = cf::face::find "sound/$sound->[1]";
		3559	cf::sound::set $sound->[0] => $face;
		3560	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3561	}
		3562
		3563	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3564	my $face = cf::face::find "sound/$v";
		3565	cf::sound::set $k => $face;
		3566	}
		3567	}
		3568
3098	sub reload_resources {	3569	sub reload_resources {
3099	warn "reloading resource files...\n";	3570	trace "reloading resource files...\n";
3100		3571
		3572	reload_facedata;
		3573	reload_sound;
		3574	reload_archetypes;
3101	reload_regions;	3575	reload_regions;
3102	reload_facedata;
3103	#reload_archetypes;#d#
3104	reload_archetypes;
3105	reload_treasures;	3576	reload_treasures;
3106		3577
3107	warn "finished reloading resource files\n";	3578	trace "finished reloading resource files\n";
3108	}
3109
3110	sub init {
3111	reload_resources;
3112	}	3579	}
3113		3580
3114	sub reload_config {	3581	sub reload_config {
		3582	trace "reloading config file...\n";
		3583
3115	open my $fh, "<:utf8", "$CONFDIR/config"	3584	open my $fh, "<:utf8", "$CONFDIR/config"
3116	or return;	3585	or return;
3117		3586
3118	local $/;	3587	local $/;
3119	*CFG = YAML::Syck::Load <$fh>;	3588	*CFG = YAML::XS::Load scalar <$fh>;
3120		3589
3121	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3590	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3122		3591
3123	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3592	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3124	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3593	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3125		3594
3126	if (exists $CFG{mlockall}) {	3595	if (exists $CFG{mlockall}) {
…		…
3128	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3597	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3129	and die "WARNING: m(un)lockall failed: $!\n";	3598	and die "WARNING: m(un)lockall failed: $!\n";
3130	};	3599	};
3131	warn $@ if $@;	3600	warn $@ if $@;
3132	}	3601	}
		3602
		3603	trace "finished reloading resource files\n";
		3604	}
		3605
		3606	sub pidfile() {
		3607	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3608	or die "$PIDFILE: $!";
		3609	flock $fh, &Fcntl::LOCK_EX
		3610	or die "$PIDFILE: flock: $!";
		3611	$fh
		3612	}
		3613
		3614	# make sure only one server instance is running at any one time
		3615	sub atomic {
		3616	my $fh = pidfile;
		3617
		3618	my $pid = <$fh>;
		3619	kill 9, $pid if $pid > 0;
		3620
		3621	seek $fh, 0, 0;
		3622	print $fh $$;
		3623	}
		3624
		3625	sub main_loop {
		3626	trace "EV::loop starting\n";
		3627	if (1) {
		3628	EV::loop;
		3629	}
		3630	trace "EV::loop returned\n";
		3631	goto &main_loop unless $REALLY_UNLOOP;
3133	}	3632	}
3134		3633
3135	sub main {	3634	sub main {
		3635	cf::init_globals; # initialise logging
		3636
		3637	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3638	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3639	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3640	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3641
		3642	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3643
3136	# we must not ever block the main coroutine	3644	# we must not ever block the main coroutine
3137	local $Coro::idle = sub {	3645	local $Coro::idle = sub {
3138	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3646	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3139	(async {	3647	(async {
3140	Event::one_event;	3648	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3649	EV::loop EV::LOOP_ONESHOT;
3141	})->prio (Coro::PRIO_MAX);	3650	})->prio (Coro::PRIO_MAX);
3142	};	3651	};
3143		3652
		3653	evthread_start IO::AIO::poll_fileno;
		3654
		3655	cf::sync_job {
		3656	init_inc;
		3657
		3658	cf::init_experience;
		3659	cf::init_anim;
		3660	cf::init_attackmess;
		3661	cf::init_dynamic;
		3662
		3663	cf::load_settings;
		3664	cf::load_materials;
		3665
		3666	reload_resources;
3144	reload_config;	3667	reload_config;
3145	db_init;	3668	db_init;
		3669
		3670	cf::init_uuid;
		3671	cf::init_signals;
		3672	cf::init_skills;
		3673
		3674	cf::init_beforeplay;
		3675
		3676	atomic;
		3677
3146	load_extensions;	3678	load_extensions;
3147		3679
3148	$TICK_WATCHER->start;	3680	utime time, time, $RUNTIMEFILE;
3149	Event::loop;	3681
		3682	# no (long-running) fork's whatsoever before this point(!)
		3683	use POSIX ();
		3684	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3685
		3686	(pop @POST_INIT)->(0) while @POST_INIT;
		3687	};
		3688
		3689	cf::object::thawer::errors_are_fatal 0;
		3690	info "parse errors in files are no longer fatal from this point on.\n";
		3691
		3692	my $free_main; $free_main = EV::idle sub {
		3693	undef $free_main;
		3694	undef &main; # free gobs of memory :)
		3695	};
		3696
		3697	goto &main_loop;
3150	}	3698	}
3151		3699
3152	#############################################################################	3700	#############################################################################
3153	# initialisation and cleanup	3701	# initialisation and cleanup
3154		3702
3155	# install some emergency cleanup handlers	3703	# install some emergency cleanup handlers
3156	BEGIN {	3704	BEGIN {
		3705	our %SIGWATCHER = ();
3157	for my $signal (qw(INT HUP TERM)) {	3706	for my $signal (qw(INT HUP TERM)) {
3158	Event->signal (	3707	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3159	reentrant => 0,
3160	data => WF_AUTOCANCEL,
3161	signal => $signal,
3162	prio => 0,
3163	cb => sub {
3164	cf::cleanup "SIG$signal";	3708	cf::cleanup "SIG$signal";
3165	},
3166	);	3709	};
3167	}	3710	}
3168	}	3711	}
3169		3712
3170	sub write_runtime {	3713	sub write_runtime_sync {
3171	my $runtime = "$LOCALDIR/runtime";	3714	my $t0 = AE::time;
3172		3715
3173	# first touch the runtime file to show we are still running:	3716	# first touch the runtime file to show we are still running:
3174	# the fsync below can take a very very long time.	3717	# the fsync below can take a very very long time.
3175		3718
3176	IO::AIO::aio_utime $runtime, undef, undef;	3719	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3177		3720
3178	my $guard = cf::lock_acquire "write_runtime";	3721	my $guard = cf::lock_acquire "write_runtime";
3179		3722
3180	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3723	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3181	or return;	3724	or return;
3182		3725
3183	my $value = $cf::RUNTIME + 90 + 10;	3726	my $value = $cf::RUNTIME + 90 + 10;
3184	# 10 is the runtime save interval, for a monotonic clock	3727	# 10 is the runtime save interval, for a monotonic clock
3185	# 60 allows for the watchdog to kill the server.	3728	# 60 allows for the watchdog to kill the server.
…		…
3195	aio_utime $fh, undef, undef;	3738	aio_utime $fh, undef, undef;
3196		3739
3197	close $fh	3740	close $fh
3198	or return;	3741	or return;
3199		3742
3200	aio_rename "$runtime~", $runtime	3743	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3201	and return;	3744	and return;
3202		3745
3203	warn "runtime file written.\n";	3746	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3204		3747
3205	1	3748	1
		3749	}
		3750
		3751	our $uuid_lock;
		3752	our $uuid_skip;
		3753
		3754	sub write_uuid_sync($) {
		3755	$uuid_skip ||= $_[0];
		3756
		3757	return if $uuid_lock;
		3758	local $uuid_lock = 1;
		3759
		3760	my $uuid = "$LOCALDIR/uuid";
		3761
		3762	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3763	or return;
		3764
		3765	my $value = uuid_seq uuid_cur;
		3766
		3767	unless ($value) {
		3768	info "cowardly refusing to write zero uuid value!\n";
		3769	return;
		3770	}
		3771
		3772	my $value = uuid_str $value + $uuid_skip;
		3773	$uuid_skip = 0;
		3774
		3775	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3776	and return;
		3777
		3778	# always fsync - this file is important
		3779	aio_fsync $fh
		3780	and return;
		3781
		3782	close $fh
		3783	or return;
		3784
		3785	aio_rename "$uuid~", $uuid
		3786	and return;
		3787
		3788	trace "uuid file written ($value).\n";
		3789
		3790	1
		3791
		3792	}
		3793
		3794	sub write_uuid($$) {
		3795	my ($skip, $sync) = @_;
		3796
		3797	$sync ? write_uuid_sync $skip
		3798	: async { write_uuid_sync $skip };
3206	}	3799	}
3207		3800
3208	sub emergency_save() {	3801	sub emergency_save() {
3209	my $freeze_guard = cf::freeze_mainloop;	3802	my $freeze_guard = cf::freeze_mainloop;
3210		3803
3211	warn "enter emergency perl save\n";	3804	info "emergency_perl_save: enter\n";
		3805
		3806	# this is a trade-off: we want to be very quick here, so
		3807	# save all maps without fsync, and later call a global sync
		3808	# (which in turn might be very very slow)
		3809	local $USE_FSYNC = 0;
3212		3810
3213	cf::sync_job {	3811	cf::sync_job {
		3812	cf::write_runtime_sync; # external watchdog should not bark
		3813
3214	# use a peculiar iteration method to avoid tripping on perl	3814	# use a peculiar iteration method to avoid tripping on perl
3215	# refcount bugs in for. also avoids problems with players	3815	# refcount bugs in for. also avoids problems with players
3216	# and maps saved/destroyed asynchronously.	3816	# and maps saved/destroyed asynchronously.
3217	warn "begin emergency player save\n";	3817	info "emergency_perl_save: begin player save\n";
3218	for my $login (keys %cf::PLAYER) {	3818	for my $login (keys %cf::PLAYER) {
3219	my $pl = $cf::PLAYER{$login} or next;	3819	my $pl = $cf::PLAYER{$login} or next;
3220	$pl->valid or next;	3820	$pl->valid or next;
		3821	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3221	$pl->save;	3822	$pl->save;
3222	}	3823	}
3223	warn "end emergency player save\n";	3824	info "emergency_perl_save: end player save\n";
3224		3825
3225	warn "begin emergency map save\n";	3826	cf::write_runtime_sync; # external watchdog should not bark
		3827
		3828	info "emergency_perl_save: begin map save\n";
3226	for my $path (keys %cf::MAP) {	3829	for my $path (keys %cf::MAP) {
3227	my $map = $cf::MAP{$path} or next;	3830	my $map = $cf::MAP{$path} or next;
3228	$map->valid or next;	3831	$map->valid or next;
3229	$map->save;	3832	$map->save;
3230	}	3833	}
3231	warn "end emergency map save\n";	3834	info "emergency_perl_save: end map save\n";
3232		3835
3233	warn "begin emergency database checkpoint\n";	3836	cf::write_runtime_sync; # external watchdog should not bark
		3837
		3838	info "emergency_perl_save: begin database checkpoint\n";
3234	BDB::db_env_txn_checkpoint $DB_ENV;	3839	BDB::db_env_txn_checkpoint $DB_ENV;
3235	warn "end emergency database checkpoint\n";	3840	info "emergency_perl_save: end database checkpoint\n";
		3841
		3842	info "emergency_perl_save: begin write uuid\n";
		3843	write_uuid_sync 1;
		3844	info "emergency_perl_save: end write uuid\n";
		3845
		3846	cf::write_runtime_sync; # external watchdog should not bark
		3847
		3848	trace "emergency_perl_save: syncing database to disk";
		3849	BDB::db_env_txn_checkpoint $DB_ENV;
		3850
		3851	info "emergency_perl_save: starting sync\n";
		3852	IO::AIO::aio_sync sub {
		3853	info "emergency_perl_save: finished sync\n";
		3854	};
		3855
		3856	cf::write_runtime_sync; # external watchdog should not bark
		3857
		3858	trace "emergency_perl_save: flushing outstanding aio requests";
		3859	while (IO::AIO::nreqs || BDB::nreqs) {
		3860	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3861	}
		3862
		3863	cf::write_runtime_sync; # external watchdog should not bark
3236	};	3864	};
3237		3865
3238	warn "leave emergency perl save\n";	3866	info "emergency_perl_save: leave\n";
3239	}	3867	}
3240		3868
3241	sub post_cleanup {	3869	sub post_cleanup {
3242	my ($make_core) = @_;	3870	my ($make_core) = @_;
3243		3871
		3872	IO::AIO::flush;
		3873
3244	warn Carp::longmess "post_cleanup backtrace"	3874	error Carp::longmess "post_cleanup backtrace"
3245	if $make_core;	3875	if $make_core;
		3876
		3877	my $fh = pidfile;
		3878	unlink $PIDFILE if <$fh> == $$;
		3879	}
		3880
		3881	# a safer delete_package, copied from Symbol
		3882	sub clear_package($) {
		3883	my $pkg = shift;
		3884
		3885	# expand to full symbol table name if needed
		3886	unless ($pkg =~ /^main::.*::$/) {
		3887	$pkg = "main$pkg" if $pkg =~ /^::/;
		3888	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3889	$pkg .= '::' unless $pkg =~ /::$/;
		3890	}
		3891
		3892	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3893	my $stem_symtab = *{$stem}{HASH};
		3894
		3895	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3896	or return;
		3897
		3898	# clear all symbols
		3899	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3900	for my $name (keys %$leaf_symtab) {
		3901	_gv_clear *{"$pkg$name"};
		3902	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3903	}
3246	}	3904	}
3247		3905
3248	sub do_reload_perl() {	3906	sub do_reload_perl() {
3249	# can/must only be called in main	3907	# can/must only be called in main
3250	if ($Coro::current != $Coro::main) {	3908	if (in_main) {
3251	warn "can only reload from main coroutine";	3909	error "can only reload from main coroutine";
3252	return;	3910	return;
3253	}	3911	}
3254		3912
		3913	return if $RELOAD++;
		3914
		3915	my $t1 = AE::time;
		3916
		3917	while ($RELOAD) {
3255	warn "reloading...";	3918	info "reloading...";
3256		3919
3257	warn "entering sync_job";	3920	trace "entering sync_job";
3258		3921
3259	cf::sync_job {	3922	cf::sync_job {
3260	cf::write_runtime; # external watchdog should not bark
3261	cf::emergency_save;	3923	cf::emergency_save;
3262	cf::write_runtime; # external watchdog should not bark
3263		3924
3264	warn "syncing database to disk";
3265	BDB::db_env_txn_checkpoint $DB_ENV;
3266
3267	# if anything goes wrong in here, we should simply crash as we already saved
3268
3269	warn "cancelling all WF_AUTOCANCEL watchers";
3270	for (Event::all_watchers) {
3271	$_->cancel if $_->data & WF_AUTOCANCEL;
3272	}
3273
3274	warn "flushing outstanding aio requests";
3275	for (;;) {
3276	BDB::flush;
3277	IO::AIO::flush;
3278	Coro::cede;
3279	last unless IO::AIO::nreqs || BDB::nreqs;
3280	warn "iterate...";
3281	}
3282
3283	++$RELOAD;
3284
3285	warn "cancelling all extension coros";	3925	trace "cancelling all extension coros";
3286	$_->cancel for values %EXT_CORO;	3926	$_->cancel for values %EXT_CORO;
3287	%EXT_CORO = ();	3927	%EXT_CORO = ();
3288		3928
3289	warn "removing commands";	3929	trace "removing commands";
3290	%COMMAND = ();	3930	%COMMAND = ();
3291		3931
3292	warn "removing ext/exti commands";	3932	trace "removing ext/exti commands";
3293	%EXTCMD = ();	3933	%EXTCMD = ();
3294	%EXTICMD = ();	3934	%EXTICMD = ();
3295		3935
3296	warn "unloading/nuking all extensions";	3936	trace "unloading/nuking all extensions";
3297	for my $pkg (@EXTS) {	3937	for my $pkg (@EXTS) {
3298	warn "... unloading $pkg";	3938	trace "... unloading $pkg";
3299		3939
3300	if (my $cb = $pkg->can ("unload")) {	3940	if (my $cb = $pkg->can ("unload")) {
3301	eval {	3941	eval {
3302	$cb->($pkg);	3942	$cb->($pkg);
3303	1	3943	1
3304	} or warn "$pkg unloaded, but with errors: $@";	3944	} or error "$pkg unloaded, but with errors: $@";
		3945	}
		3946
		3947	trace "... clearing $pkg";
		3948	clear_package $pkg;
3305	}	3949	}
3306		3950
3307	warn "... nuking $pkg";
3308	Symbol::delete_package $pkg;
3309	}
3310
3311	warn "unloading all perl modules loaded from $LIBDIR";	3951	trace "unloading all perl modules loaded from $LIBDIR";
3312	while (my ($k, $v) = each %INC) {	3952	while (my ($k, $v) = each %INC) {
3313	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3953	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3314		3954
3315	warn "... unloading $k";	3955	trace "... unloading $k";
3316	delete $INC{$k};	3956	delete $INC{$k};
3317		3957
3318	$k =~ s/\.pm$//;	3958	$k =~ s/\.pm$//;
3319	$k =~ s/\//::/g;	3959	$k =~ s/\//::/g;
3320		3960
3321	if (my $cb = $k->can ("unload_module")) {	3961	if (my $cb = $k->can ("unload_module")) {
3322	$cb->();	3962	$cb->();
		3963	}
		3964
		3965	clear_package $k;
3323	}	3966	}
3324		3967
3325	Symbol::delete_package $k;
3326	}
3327
3328	warn "getting rid of safe::, as good as possible";	3968	trace "getting rid of safe::, as good as possible";
3329	Symbol::delete_package "safe::$_"	3969	clear_package "safe::$_"
3330	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3970	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3331		3971
3332	warn "unloading cf.pm \"a bit\"";	3972	trace "unloading cf.pm \"a bit\"";
3333	delete $INC{"cf.pm"};	3973	delete $INC{"cf.pm"};
3334	delete $INC{"cf/pod.pm"};	3974	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3335		3975
3336	# don't, removes xs symbols, too,	3976	# don't, removes xs symbols, too,
3337	# and global variables created in xs	3977	# and global variables created in xs
3338	#Symbol::delete_package __PACKAGE__;	3978	#clear_package __PACKAGE__;
3339		3979
3340	warn "unload completed, starting to reload now";	3980	info "unload completed, starting to reload now";
3341		3981
3342	warn "reloading cf.pm";	3982	trace "reloading cf.pm";
3343	require cf;	3983	require cf;
3344	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3984	cf::_connect_to_perl_1;
3345		3985
3346	warn "loading config and database again";	3986	trace "loading config and database again";
3347	cf::reload_config;	3987	cf::reload_config;
3348		3988
3349	warn "loading extensions";	3989	trace "loading extensions";
3350	cf::load_extensions;	3990	cf::load_extensions;
3351		3991
		3992	if ($REATTACH_ON_RELOAD) {
3352	warn "reattaching attachments to objects/players";	3993	trace "reattaching attachments to objects/players";
3353	_global_reattach; # objects, sockets	3994	_global_reattach; # objects, sockets
3354	warn "reattaching attachments to maps";	3995	trace "reattaching attachments to maps";
3355	reattach $_ for values %MAP;	3996	reattach $_ for values %MAP;
3356	warn "reattaching attachments to players";	3997	trace "reattaching attachments to players";
3357	reattach $_ for values %PLAYER;	3998	reattach $_ for values %PLAYER;
		3999	}
3358		4000
		4001	trace "running post_init jobs";
		4002	(pop @POST_INIT)->(1) while @POST_INIT;
		4003
3359	warn "leaving sync_job";	4004	trace "leaving sync_job";
3360		4005
3361	1	4006	1
3362	} or do {	4007	} or do {
3363	warn $@;	4008	error $@;
3364	warn "error while reloading, exiting.";	4009	cf::cleanup "error while reloading, exiting.";
3365	exit 1;	4010	};
		4011
		4012	info "reloaded";
		4013	--$RELOAD;
3366	};	4014	}
3367		4015
3368	warn "reloaded";	4016	$t1 = AE::time - $t1;
		4017	info "reload completed in ${t1}s\n";
3369	};	4018	};
3370		4019
3371	our $RELOAD_WATCHER; # used only during reload	4020	our $RELOAD_WATCHER; # used only during reload
3372		4021
3373	sub reload_perl() {	4022	sub reload_perl() {
3374	# doing reload synchronously and two reloads happen back-to-back,	4023	# doing reload synchronously and two reloads happen back-to-back,
3375	# coro crashes during coro_state_free->destroy here.	4024	# coro crashes during coro_state_free->destroy here.
3376		4025
3377	$RELOAD_WATCHER ||= Event->timer (	4026	$RELOAD_WATCHER ||= cf::async {
3378	reentrant => 0,	4027	Coro::AIO::aio_wait cache_extensions;
3379	after => 0,	4028
3380	data => WF_AUTOCANCEL,	4029	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3381	cb => sub {
3382	do_reload_perl;	4030	do_reload_perl;
3383	undef $RELOAD_WATCHER;	4031	undef $RELOAD_WATCHER;
3384	},	4032	};
3385	);	4033	};
3386	}	4034	}
3387		4035
3388	register_command "reload" => sub {	4036	register_command "reload" => sub {
3389	my ($who, $arg) = @_;	4037	my ($who, $arg) = @_;
3390		4038
3391	if ($who->flag (FLAG_WIZ)) {	4039	if ($who->flag (FLAG_WIZ)) {
3392	$who->message ("reloading server.");	4040	$who->message ("reloading server.");
		4041	async {
		4042	$Coro::current->{desc} = "perl_reload";
3393	async { reload_perl };	4043	reload_perl;
		4044	};
3394	}	4045	}
3395	};	4046	};
3396		4047
3397	unshift @INC, $LIBDIR;	4048	#############################################################################
3398		4049
3399	my $bug_warning = 0;	4050	my $bug_warning = 0;
3400		4051
3401	our @WAIT_FOR_TICK;	4052	our @WAIT_FOR_TICK;
3402	our @WAIT_FOR_TICK_BEGIN;	4053	our @WAIT_FOR_TICK_BEGIN;
3403		4054
3404	sub wait_for_tick {	4055	sub wait_for_tick {
3405	return unless $TICK_WATCHER->is_active;
3406	return if $Coro::current == $Coro::main;	4056	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3407		4057
3408	my $signal = new Coro::Signal;	4058	my $signal = new Coro::Signal;
3409	push @WAIT_FOR_TICK, $signal;	4059	push @WAIT_FOR_TICK, $signal;
3410	$signal->wait;	4060	$signal->wait;
3411	}	4061	}
3412		4062
3413	sub wait_for_tick_begin {	4063	sub wait_for_tick_begin {
3414	return unless $TICK_WATCHER->is_active;
3415	return if $Coro::current == $Coro::main;	4064	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3416		4065
3417	my $signal = new Coro::Signal;	4066	my $signal = new Coro::Signal;
3418	push @WAIT_FOR_TICK_BEGIN, $signal;	4067	push @WAIT_FOR_TICK_BEGIN, $signal;
3419	$signal->wait;	4068	$signal->wait;
3420	}	4069	}
3421		4070
3422	my $min = 1e6;#d#	4071	sub tick {
3423	my $avg = 10;
3424	$TICK_WATCHER = Event->timer (
3425	reentrant => 0,
3426	parked => 1,
3427	prio => 0,
3428	at => $NEXT_TICK || $TICK,
3429	data => WF_AUTOCANCEL,
3430	cb => sub {
3431	if ($Coro::current != $Coro::main) {	4072	if ($Coro::current != $Coro::main) {
3432	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4073	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3433	unless ++$bug_warning > 10;	4074	unless ++$bug_warning > 10;
3434	return;	4075	return;
3435	}	4076	}
3436		4077
3437	$NOW = $tick_start = Event::time;
3438
3439	cf::server_tick; # one server iteration	4078	cf::server_tick; # one server iteration
3440		4079
3441	0 && sync_job {#d#	4080	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3442	for(1..10) {
3443	my $t = Event::time;
3444	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3445	or die;
3446		4081
3447	$map->width (50);	4082	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3448	$map->height (50);	4083	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3449	$map->alloc;	4084	Coro::async_pool {
3450	$map->_load_objects ("/tmp/x.map", 1); #TODO: does not work	4085	$Coro::current->{desc} = "runtime saver";
3451	my $t = Event::time - $t;	4086	write_runtime_sync
3452		4087	or error "ERROR: unable to write runtime file: $!";
3453	#next unless $t < 0.0013;#d#
3454	if ($t < $min) {
3455	$min = $t;
3456	}
3457	$avg = $avg * 0.99 + $t * 0.01;
3458	}
3459	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3460	exit 0;
3461	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3462	};	4088	};
		4089	}
3463		4090
3464	$RUNTIME += $TICK;
3465	$NEXT_TICK += $TICK;
3466
3467	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3468	$NEXT_RUNTIME_WRITE = $NOW + 10;
3469	Coro::async_pool {
3470	write_runtime
3471	or warn "ERROR: unable to write runtime file: $!";
3472	};
3473	}
3474
3475	# my $AFTER = Event::time;
3476	# warn $AFTER - $NOW;#d#
3477
3478	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4091	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3479	$sig->send;	4092	$sig->send;
3480	}	4093	}
3481	while (my $sig = shift @WAIT_FOR_TICK) {	4094	while (my $sig = shift @WAIT_FOR_TICK) {
3482	$sig->send;	4095	$sig->send;
3483	}	4096	}
3484		4097
3485	$NOW = Event::time;	4098	$LOAD = ($NOW - $TICK_START) / $TICK;
3486
3487	# if we are delayed by four ticks or more, skip them all
3488	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3489
3490	$TICK_WATCHER->at ($NEXT_TICK);
3491	$TICK_WATCHER->start;
3492
3493	$LOAD = ($NOW - $tick_start) / $TICK;
3494	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4099	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3495		4100
3496	_post_tick;	4101	if (0) {
3497		4102	if ($NEXT_TICK) {
3498		4103	my $jitter = $TICK_START - $NEXT_TICK;
		4104	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4105	debug "jitter $JITTER\n";#d#
		4106	}
3499	},	4107	}
3500	);	4108	}
3501		4109
3502	{	4110	{
3503	BDB::max_poll_time $TICK * 0.1;	4111	# configure BDB
3504	$BDB_POLL_WATCHER = Event->io (	4112
3505	reentrant => 0,
3506	fd => BDB::poll_fileno,
3507	poll => 'r',
3508	prio => 0,
3509	data => WF_AUTOCANCEL,
3510	cb => \&BDB::poll_cb,
3511	);
3512	BDB::min_parallel 8;	4113	BDB::min_parallel 16;
3513		4114	BDB::max_poll_reqs $TICK * 0.1;
3514	BDB::set_sync_prepare {	4115	$AnyEvent::BDB::WATCHER->priority (1);
3515	my $status;
3516	my $current = $Coro::current;
3517	(
3518	sub {
3519	$status = $!;
3520	$current->ready; undef $current;
3521	},
3522	sub {
3523	Coro::schedule while defined $current;
3524	$! = $status;
3525	},
3526	)
3527	};
3528		4116
3529	unless ($DB_ENV) {	4117	unless ($DB_ENV) {
3530	$DB_ENV = BDB::db_env_create;	4118	$DB_ENV = BDB::db_env_create;
		4119	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4120	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4121	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4122	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4123	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3531		4124
3532	cf::sync_job {	4125	cf::sync_job {
3533	eval {	4126	eval {
3534	BDB::db_env_open	4127	BDB::db_env_open
3535	$DB_ENV,	4128	$DB_ENV,
…		…
3537	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4130	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3538	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4131	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3539	0666;	4132	0666;
3540		4133
3541	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4134	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3542
3543	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3544	$DB_ENV->set_lk_detect;
3545	};	4135	};
3546		4136
3547	cf::cleanup "db_env_open(db): $@" if $@;	4137	cf::cleanup "db_env_open(db): $@" if $@;
3548	};	4138	};
3549	}	4139	}
		4140
		4141	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4142	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4143	};
		4144	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4145	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4146	};
		4147	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4148	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4149	};
3550	}	4150	}
3551		4151
3552	{	4152	{
		4153	# configure IO::AIO
		4154
3553	IO::AIO::min_parallel 8;	4155	IO::AIO::min_parallel 8;
3554
3555	undef $Coro::AIO::WATCHER;
3556	IO::AIO::max_poll_time $TICK * 0.1;	4156	IO::AIO::max_poll_time $TICK * 0.1;
3557	$AIO_POLL_WATCHER = Event->io (	4157	undef $AnyEvent::AIO::WATCHER;
3558	reentrant => 0,
3559	data => WF_AUTOCANCEL,
3560	fd => IO::AIO::poll_fileno,
3561	poll => 'r',
3562	prio => 6,
3563	cb => \&IO::AIO::poll_cb,
3564	);
3565	}	4158	}
3566		4159
3567	my $_log_backtrace;	4160	my $_log_backtrace;
3568		4161
3569	sub _log_backtrace {	4162	sub _log_backtrace {
…		…
3572	$msg =~ s/\n//;	4165	$msg =~ s/\n//;
3573		4166
3574	# limit the # of concurrent backtraces	4167	# limit the # of concurrent backtraces
3575	if ($_log_backtrace < 2) {	4168	if ($_log_backtrace < 2) {
3576	++$_log_backtrace;	4169	++$_log_backtrace;
		4170	my $perl_bt = Carp::longmess $msg;
3577	async {	4171	async {
		4172	$Coro::current->{desc} = "abt $msg";
		4173
3578	my @bt = fork_call {	4174	my @bt = fork_call {
3579	@addr = map { sprintf "%x", $_ } @addr;	4175	@addr = map { sprintf "%x", $_ } @addr;
3580	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4176	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3581	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4177	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3582	or die "addr2line: $!";	4178	or die "addr2line: $!";
…		…
3590	}	4186	}
3591		4187
3592	@funcs	4188	@funcs
3593	};	4189	};
3594		4190
3595	LOG llevInfo, "[ABT] $msg\n";	4191	LOG llevInfo, "[ABT] $perl_bt\n";
		4192	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3596	LOG llevInfo, "[ABT] $_\n" for @bt;	4193	LOG llevInfo, "[ABT] $_\n" for @bt;
3597	--$_log_backtrace;	4194	--$_log_backtrace;
3598	};	4195	};
3599	} else {	4196	} else {
3600	LOG llevInfo, "[ABT] $msg\n";	4197	LOG llevInfo, "[ABT] $msg\n";
3601	LOG llevInfo, "[ABT] [suppressed]\n";	4198	LOG llevInfo, "[ABT] [suppressed]\n";
3602	}	4199	}
3603	}	4200	}
3604		4201
3605	# load additional modules	4202	# load additional modules
3606	use cf::pod;	4203	require "cf/$_.pm" for @EXTRA_MODULES;
		4204	cf::_connect_to_perl_2;
3607		4205
3608	END { cf::emergency_save }	4206	END { cf::emergency_save }
3609		4207
3610	1	4208	1
3611		4209

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