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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.362 by root, Mon Sep 10 12:44:06 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	LOG llevError, $msg;	271	LOG llevWarn, $msg;
193	};	272	};
194	}	273
		274	$Coro::State::DIEHOOK = sub {
		275	return unless $^S eq 0; # "eq", not "=="
		276
		277	error Carp::longmess $_[0];
		278
		279	if (in_main) {#d#
		280	error "DIEHOOK called in main context, Coro bug?\n";#d#
		281	return;#d#
		282	}#d#
		283
		284	# kill coroutine otherwise
		285	Coro::terminate
		286	};
195		287
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	288	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	289	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	290	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	291	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
206	for my $pkg (qw(	298	for my $pkg (qw(
207	cf::global cf::attachable	299	cf::global cf::attachable
208	cf::object cf::object::player	300	cf::object cf::object::player
209	cf::client cf::player	301	cf::client cf::player
210	cf::arch cf::living	302	cf::arch cf::living
		303	cf::map cf::mapspace
211	cf::map cf::party cf::region	304	cf::party cf::region
212	)) {	305	)) {
213	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	306	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	307	}
216		308
217	$Event::DIED = sub {	309	$EV::DIED = sub {
218	warn "error in event callback: @_";	310	Carp::cluck "error in event callback: @_";
219	};	311	};
220		312
221	#############################################################################	313	#############################################################################
222		314
223	=head2 UTILITY FUNCTIONS	315	=head2 UTILITY FUNCTIONS
…		…
245	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	337	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
246	$d	338	$d
247	} || "[unable to dump $_[0]: '$@']";	339	} || "[unable to dump $_[0]: '$@']";
248	}	340	}
249		341
250	=item $ref = cf::from_json $json	342	=item $ref = cf::decode_json $json
251		343
252	Converts a JSON string into the corresponding perl data structure.	344	Converts a JSON string into the corresponding perl data structure.
253		345
254	=item $json = cf::to_json $ref	346	=item $json = cf::encode_json $ref
255		347
256	Converts a perl data structure into its JSON representation.	348	Converts a perl data structure into its JSON representation.
257		349
258	=cut	350	=cut
259		351
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	352	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		353
262	sub to_json ($) { $json_coder->encode ($_[0]) }	354	sub encode_json($) { $json_coder->encode ($_[0]) }
263	sub from_json ($) { $json_coder->decode ($_[0]) }	355	sub decode_json($) { $json_coder->decode ($_[0]) }
		356
		357	=item cf::post_init { BLOCK }
		358
		359	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		360	but I<before> the server starts ticking again.
		361
		362	The cdoeblock will have a single boolean argument to indicate whether this
		363	is a reload or not.
		364
		365	=cut
		366
		367	sub post_init(&) {
		368	push @POST_INIT, shift;
		369	}
264		370
265	=item cf::lock_wait $string	371	=item cf::lock_wait $string
266		372
267	Wait until the given lock is available. See cf::lock_acquire.	373	Wait until the given lock is available. See cf::lock_acquire.
268		374
269	=item my $lock = cf::lock_acquire $string	375	=item my $lock = cf::lock_acquire $string
270		376
271	Wait until the given lock is available and then acquires it and returns	377	Wait until the given lock is available and then acquires it and returns
272	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	378	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
273	for example when the coroutine gets canceled), the lock is automatically	379	for example when the coroutine gets canceled), the lock is automatically
274	returned.	380	returned.
275		381
276	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
277	deadlocked coro.	383	deadlocked coro.
…		…
283		389
284	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.
285		391
286	=cut	392	=cut
287		393
288	our %LOCK;	394	our $LOCKS = new Coro::SemaphoreSet;
289	our %LOCKER;#d#
290		395
291	sub lock_wait($) {	396	sub lock_wait($) {
292	my ($key) = @_;	397	$LOCKS->wait ($_[0]);
293
294	if ($LOCKER{$key} == $Coro::current) {#d#
295	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
296	return;#d#
297	}#d#
298
299	# wait for lock, if any
300	while ($LOCK{$key}) {
301	push @{ $LOCK{$key} }, $Coro::current;
302	Coro::schedule;
303	}
304	}	398	}
305		399
306	sub lock_acquire($) {	400	sub lock_acquire($) {
307	my ($key) = @_;	401	$LOCKS->guard ($_[0])
308
309	# wait, to be sure we are not locked
310	lock_wait $key;
311
312	$LOCK{$key} = [];
313	$LOCKER{$key} = $Coro::current;#d#
314
315	Coro::guard {
316	delete $LOCKER{$key};#d#
317	# wake up all waiters, to be on the safe side
318	$_->ready for @{ delete $LOCK{$key} };
319	}
320	}	402	}
321		403
322	sub lock_active($) {	404	sub lock_active($) {
323	my ($key) = @_;	405	$LOCKS->count ($_[0]) < 1
324
325	! ! $LOCK{$key}
326	}	406	}
327		407
328	sub freeze_mainloop {	408	sub freeze_mainloop {
329	return unless $TICK_WATCHER->is_active;	409	tick_inhibit_inc;
330		410
331	my $guard = Coro::guard {	411	&Guard::guard (\&tick_inhibit_dec);
332	$TICK_WATCHER->start;	412	}
333	};	413
334	$TICK_WATCHER->stop;	414	=item cf::periodic $interval, $cb
335	$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($$) {
		422	my ($interval, $cb) = @_;
		423
		424	my $start = rand List::Util::min 180, $interval;
		425
		426	EV::periodic $start, $interval, 0, $cb
336	}	427	}
337		428
338	=item cf::get_slot $time[, $priority[, $name]]	429	=item cf::get_slot $time[, $priority[, $name]]
339		430
340	Allocate $time seconds of blocking CPU time at priority C<$priority>:	431	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
348		439
349	=cut	440	=cut
350		441
351	our @SLOT_QUEUE;	442	our @SLOT_QUEUE;
352	our $SLOT_QUEUE;	443	our $SLOT_QUEUE;
		444	our $SLOT_DECAY = 0.9;
353		445
354	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	446	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
355	$SLOT_QUEUE = Coro::async {	447	$SLOT_QUEUE = Coro::async {
		448	$Coro::current->desc ("timeslot manager");
		449
356	my $signal = new Coro::Signal;	450	my $signal = new Coro::Signal;
		451	my $busy;
357		452
358	while () {	453	while () {
359	next_job:	454	next_job:
		455
360	my $avail = cf::till_tick;	456	my $avail = cf::till_tick;
361	if ($avail > 0.01) {	457
362	for (0 .. $#SLOT_QUEUE) {	458	for (0 .. $#SLOT_QUEUE) {
363	if ($SLOT_QUEUE[$_][0] < $avail) {	459	if ($SLOT_QUEUE[$_][0] <= $avail) {
		460	$busy = 0;
364	my $job = splice @SLOT_QUEUE, $_, 1, ();	461	my $job = splice @SLOT_QUEUE, $_, 1, ();
365	$job->[2]->send;	462	$job->[2]->send;
366	Coro::cede;	463	Coro::cede;
367	goto next_job;	464	goto next_job;
368	}	465	} else {
		466	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
369	}	467	}
370	}	468	}
371		469
372	if (@SLOT_QUEUE) {	470	if (@SLOT_QUEUE) {
373	# we do not use wait_For_tick() as it returns immediately when tick is inactive	471	# we do not use wait_for_tick() as it returns immediately when tick is inactive
374	push @cf::WAIT_FOR_TICK, $signal;	472	push @cf::WAIT_FOR_TICK, $signal;
375	$signal->wait;	473	$signal->wait;
376	} else {	474	} else {
		475	$busy = 0;
377	Coro::schedule;	476	Coro::schedule;
378	}	477	}
379	}	478	}
380	};	479	};
381		480
382	sub get_slot($;$$) {	481	sub get_slot($;$$) {
		482	return if tick_inhibit || $Coro::current == $Coro::main;
		483
383	my ($time, $pri, $name) = @_;	484	my ($time, $pri, $name) = @_;
384		485
385	$time = $TICK * .6 if $time > $TICK * .6;	486	$time = clamp $time, 0.01, $TICK * .6;
		487
386	my $sig = new Coro::Signal;	488	my $sig = new Coro::Signal;
387		489
388	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	490	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
389	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	491	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
390	$SLOT_QUEUE->ready;	492	$SLOT_QUEUE->ready;
…		…
401		503
402	BEGIN { *async = \&Coro::async_pool }	504	BEGIN { *async = \&Coro::async_pool }
403		505
404	=item cf::sync_job { BLOCK }	506	=item cf::sync_job { BLOCK }
405		507
406	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	508	The design of Deliantra requires that the main coroutine ($Coro::main)
407	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
408	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
409	acceptable.	511	acceptable.
410		512
411	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
412	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
…		…
416	=cut	518	=cut
417		519
418	sub sync_job(&) {	520	sub sync_job(&) {
419	my ($job) = @_;	521	my ($job) = @_;
420		522
421	if ($Coro::current == $Coro::main) {	523	if (in_main) {
422	my $time = Event::time;	524	my $time = AE::time;
423		525
424	# this is the main coro, too bad, we have to block	526	# this is the main coro, too bad, we have to block
425	# till the operation succeeds, freezing the server :/	527	# till the operation succeeds, freezing the server :/
426		528
427	# TODO: use suspend/resume instead	529	#LOG llevError, Carp::longmess "sync job";#d#
428	# (but this is cancel-safe)	530
429	my $freeze_guard = freeze_mainloop;	531	my $freeze_guard = freeze_mainloop;
430		532
431	my $busy = 1;	533	my $busy = 1;
432	my @res;	534	my @res;
433		535
434	(async {	536	(async {
		537	$Coro::current->desc ("sync job coro");
435	@res = eval { $job->() };	538	@res = eval { $job->() };
436	warn $@ if $@;	539	error $@ if $@;
437	undef $busy;	540	undef $busy;
438	})->prio (Coro::PRIO_MAX);	541	})->prio (Coro::PRIO_MAX);
439		542
440	while ($busy) {	543	while ($busy) {
441	Coro::cede or Event::one_event;	544	if (Coro::nready) {
		545	Coro::cede_notself;
		546	} else {
		547	EV::loop EV::LOOP_ONESHOT;
442	}	548	}
		549	}
443		550
444	$time = Event::time - $time;	551	my $time = AE::time - $time;
445		552
446	LOG llevError | logBacktrace, Carp::longmess "long sync job"
447	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
448
449	$tick_start += $time; # do not account sync jobs to server load	553	$TICK_START += $time; # do not account sync jobs to server load
450		554
451	wantarray ? @res : $res[0]	555	wantarray ? @res : $res[0]
452	} else {	556	} else {
453	# we are in another coroutine, how wonderful, everything just works	557	# we are in another coroutine, how wonderful, everything just works
454		558
…		…
479	=item fork_call { }, $args	583	=item fork_call { }, $args
480		584
481	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
482	process, returning the results. Everything must be serialisable with	586	process, returning the results. Everything must be serialisable with
483	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
484	never block itself or use any form of Event handling.	588	never block itself or use any form of event handling.
485		589
486	=cut	590	=cut
487		591
488	sub fork_call(&@) {	592	sub fork_call(&@) {
489	my ($cb, @args) = @_;	593	my ($cb, @args) = @_;
…		…
498	}, @args;	602	}, @args;
499		603
500	wantarray ? @res : $res[-1]	604	wantarray ? @res : $res[-1]
501	}	605	}
502		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
503	=item $value = cf::db_get $family => $key	645	=item $value = cf::db_get $family => $key
504		646
505	Returns a single value from the environment database.	647	Returns a single value from the environment database.
506		648
507	=item cf::db_put $family => $key => $value	649	=item cf::db_put $family => $key => $value
508		650
509	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
510	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).
511		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
512	=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	}
513		680
514	our $DB;	681	our $DB;
515		682
516	sub db_init {	683	sub db_init {
517	unless ($DB) {	684	$DB ||= db_table "db";
518	$DB = BDB::db_create $DB_ENV;
519
520	cf::sync_job {
521	eval {
522	$DB->set_flags (BDB::CHKSUM);
523
524	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
525	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
526	cf::cleanup "db_open(db): $!" if $!;
527	};
528	cf::cleanup "db_open(db): $@" if $@;
529	};
530	}
531	}	685	}
532		686
533	sub db_get($$) {	687	sub db_get($$) {
534	my $key = "$_[0]/$_[1]";	688	my $key = "$_[0]/$_[1]";
535		689
536	cf::sync_job {	690	cf::error "db_get called from main context"
		691	if $Coro::current == $Coro::main;
		692
537	BDB::db_get $DB, undef, $key, my $data;	693	BDB::db_get $DB, undef, $key, my $data;
538		694
539	$! ? ()	695	$! ? ()
540	: $data	696	: $data
541	}
542	}	697	}
543		698
544	sub db_put($$$) {	699	sub db_put($$$) {
545	BDB::dbreq_pri 4;	700	BDB::dbreq_pri 4;
546	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	701	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
602		757
603	my $t1 = Time::HiRes::time;	758	my $t1 = Time::HiRes::time;
604	my $data = $process->(\@data);	759	my $data = $process->(\@data);
605	my $t2 = Time::HiRes::time;	760	my $t2 = Time::HiRes::time;
606		761
607	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	762	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
608		763
609	db_put cache => "$id/data", $data;	764	db_put cache => "$id/data", $data;
610	db_put cache => "$id/md5" , $md5;	765	db_put cache => "$id/md5" , $md5;
611	db_put cache => "$id/meta", $meta;	766	db_put cache => "$id/meta", $meta;
612		767
…		…
622		777
623	=cut	778	=cut
624		779
625	sub datalog($@) {	780	sub datalog($@) {
626	my ($type, %kv) = @_;	781	my ($type, %kv) = @_;
627	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	782	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
628	}	783	}
629		784
630	=back	785	=back
631		786
632	=cut	787	=cut
633		788
634	#############################################################################	789	#############################################################################
635		790
636	=head2 ATTACHABLE OBJECTS	791	=head2 ATTACHABLE OBJECTS
637		792
638	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
639	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")
640	to it. All such attachable objects support the following methods.	795	to it. All such attachable objects support the following methods.
641		796
642	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>
643	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
644	Crossfire TRT).	799	Deliantra).
645		800
646	=over 4	801	=over 4
647		802
648	=item $attachable->attach ($attachment, key => $value...)	803	=item $attachable->attach ($attachment, key => $value...)
649		804
…		…
693	=item cf::CLASS::attachment $name, ...	848	=item cf::CLASS::attachment $name, ...
694		849
695	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
696	given CLASS can refer to this attachment.	851	given CLASS can refer to this attachment.
697		852
698	Some classes such as crossfire maps and objects can specify attachments	853	Some classes such as deliantra maps and objects can specify attachments
699	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.
700		855
701	These calls expect any number of the following handler/hook descriptions:	856	These calls expect any number of the following handler/hook descriptions:
702		857
703	=over 4	858	=over 4
…		…
827		982
828	} elsif (exists $cb_id{$type}) {	983	} elsif (exists $cb_id{$type}) {
829	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	984	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
830		985
831	} elsif (ref $type) {	986	} elsif (ref $type) {
832	warn "attaching objects not supported, ignoring.\n";	987	error "attaching objects not supported, ignoring.\n";
833		988
834	} else {	989	} else {
835	shift @arg;	990	shift @arg;
836	warn "attach argument '$type' not supported, ignoring.\n";	991	error "attach argument '$type' not supported, ignoring.\n";
837	}	992	}
838	}	993	}
839	}	994	}
840		995
841	sub _object_attach {	996	sub _object_attach {
…		…
851	_attach $registry, $klass, @attach;	1006	_attach $registry, $klass, @attach;
852	}	1007	}
853		1008
854	$obj->{$name} = \%arg;	1009	$obj->{$name} = \%arg;
855	} else {	1010	} else {
856	warn "object uses attachment '$name' which is not available, postponing.\n";	1011	info "object uses attachment '$name' which is not available, postponing.\n";
857	}	1012	}
858		1013
859	$obj->{_attachment}{$name} = undef;	1014	$obj->{_attachment}{$name} = undef;
860	}	1015	}
861		1016
…		…
920		1075
921	for (@$callbacks) {	1076	for (@$callbacks) {
922	eval { &{$_->[1]} };	1077	eval { &{$_->[1]} };
923		1078
924	if ($@) {	1079	if ($@) {
925	warn "$@";
926	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1080	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
927	override;	1081	override;
928	}	1082	}
929		1083
930	return 1 if $override;	1084	return 1 if $override;
931	}	1085	}
932		1086
933	0	1087	0
934	}	1088	}
935		1089
936	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1090	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
937		1091
938	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1092	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
939		1093
940	Generate an object-specific event with the given arguments.	1094	Generate an object-specific event with the given arguments.
941		1095
…		…
947		1101
948	=cut	1102	=cut
949		1103
950	#############################################################################	1104	#############################################################################
951	# object support	1105	# object support
952	#
953		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#
954	sub _can_merge {	1140	sub _can_merge {
955	my ($ob1, $ob2) = @_;	1141	my ($ob1, $ob2) = @_;
956		1142
957	local $Storable::canonical = 1;	1143	++$SLOW_MERGES;#d#
958	my $fob1 = Storable::freeze $ob1;
959	my $fob2 = Storable::freeze $ob2;
960		1144
961	$fob1 eq $fob2	1145	# we do the slow way here
		1146	return _object_equal $ob1, $ob2
962	}	1147	}
963		1148
964	sub reattach {	1149	sub reattach {
965	# basically do the same as instantiate, without calling instantiate	1150	# basically do the same as instantiate, without calling instantiate
966	my ($obj) = @_;	1151	my ($obj) = @_;
967		1152
		1153	# no longer needed after getting rid of delete_package?
968	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
969		1155
970	my $registry = $obj->registry;	1156	my $registry = $obj->registry;
971		1157
972	@$registry = ();	1158	@$registry = ();
973		1159
…		…
978	for (@$attach) {	1164	for (@$attach) {
979	my ($klass, @attach) = @$_;	1165	my ($klass, @attach) = @$_;
980	_attach $registry, $klass, @attach;	1166	_attach $registry, $klass, @attach;
981	}	1167	}
982	} else {	1168	} else {
983	warn "object uses attachment '$name' that is not available, postponing.\n";	1169	info "object uses attachment '$name' that is not available, postponing.\n";
984	}	1170	}
985	}	1171	}
986	}	1172	}
987		1173
988	cf::attachable->attach (	1174	cf::attachable->attach (
989	prio => -1000000,	1175	prio => -1000000,
990	on_instantiate => sub {	1176	on_instantiate => sub {
991	my ($obj, $data) = @_;	1177	my ($obj, $data) = @_;
992		1178
993	$data = from_json $data;	1179	$data = decode_json $data;
994		1180
995	for (@$data) {	1181	for (@$data) {
996	my ($name, $args) = @$_;	1182	my ($name, $args) = @$_;
997		1183
998	$obj->attach ($name, %{$args || {} });	1184	$obj->attach ($name, %{$args || {} });
…		…
1012	);	1198	);
1013		1199
1014	sub object_freezer_save {	1200	sub object_freezer_save {
1015	my ($filename, $rdata, $objs) = @_;	1201	my ($filename, $rdata, $objs) = @_;
1016		1202
1017	my $guard = cf::lock_acquire "io";
1018
1019	sync_job {	1203	sync_job {
1020	if (length $$rdata) {	1204	if (length $$rdata) {
1021	utf8::decode (my $decname = $filename);	1205	utf8::decode (my $decname = $filename);
1022	warn sprintf "saving %s (%d,%d)\n",	1206	trace sprintf "saving %s (%d,%d)\n",
1023	$decname, length $$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
1083	utf8::decode (my $decname = $filename);	1273	utf8::decode (my $decname = $filename);
1084	warn sprintf "loading %s (%d,%d)\n",	1274	trace sprintf "loading %s (%d,%d)\n",
1085	$decname, length $data, scalar @{$av || []};	1275	$decname, length $data, scalar @{$av || []}
		1276	if $VERBOSE_IO;
1086		1277
1087	($data, $av)	1278	($data, $av)
1088	}	1279	}
1089		1280
1090	=head2 COMMAND CALLBACKS	1281	=head2 COMMAND CALLBACKS
…		…
1146	my ($name, $cb) = @_;	1337	my ($name, $cb) = @_;
1147		1338
1148	$EXTICMD{$name} = $cb;	1339	$EXTICMD{$name} = $cb;
1149	}	1340	}
1150		1341
		1342	use File::Glob ();
		1343
1151	cf::player->attach (	1344	cf::player->attach (
1152	on_command => sub {	1345	on_unknown_command => sub {
1153	my ($pl, $name, $params) = @_;	1346	my ($pl, $name, $params) = @_;
1154		1347
1155	my $cb = $COMMAND{$name}	1348	my $cb = $COMMAND{$name}
1156	or return;	1349	or return;
1157		1350
…		…
1180		1373
1181	$pl->ext_reply ($reply, @reply)	1374	$pl->ext_reply ($reply, @reply)
1182	if $reply;	1375	if $reply;
1183		1376
1184	} else {	1377	} else {
1185	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1378	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1186	}	1379	}
1187		1380
1188	cf::override;	1381	cf::override;
1189	},	1382	},
1190	);	1383	);
1191		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
1192	sub load_extensions {	1398	sub load_extensions {
		1399	info "loading extensions...";
		1400
1193	cf::sync_job {	1401	cf::sync_job {
1194	my %todo;	1402	my %todo;
1195		1403
1196	for my $path (<$LIBDIR/*.ext>) {	1404	for my $path (<$LIBDIR/*.ext>) {
1197	next unless -r $path;	1405	next unless -r $path;
…		…
1215		1423
1216	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1424	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1217	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1425	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1218		1426
1219	$ext{source} =	1427	$ext{source} =
1220	"package $pkg; use strict; use utf8;\n"	1428	"package $pkg; use common::sense;\n"
1221	. "#line 1 \"$path\"\n{\n"	1429	. "#line 1 \"$path\"\n{\n"
1222	. $source	1430	. $source
1223	. "\n};\n1";	1431	. "\n};\n1";
1224		1432
1225	$todo{$base} = \%ext;	1433	$todo{$base} = \%ext;
1226	}	1434	}
1227		1435
		1436	my $pass = 0;
1228	my %done;	1437	my %done;
1229	while (%todo) {	1438	while (%todo) {
1230	my $progress;	1439	my $progress;
1231		1440
		1441	++$pass;
		1442
		1443	ext:
1232	while (my ($k, $v) = each %todo) {	1444	while (my ($k, $v) = each %todo) {
1233	for (split /,\s*/, $v->{meta}{depends}) {	1445	for (split /,\s*/, $v->{meta}{depends}) {
1234	goto skip	1446	next ext
1235	unless exists $done{$_};	1447	unless exists $done{$_};
1236	}	1448	}
1237		1449
1238	warn "... loading '$k' into '$v->{pkg}'\n";	1450	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1239		1451
1240	unless (eval $v->{source}) {	1452	my $active = eval $v->{source};
		1453
		1454	if (length $@) {
1241	my $msg = $@ ? "$v->{path}: $@\n"	1455	error "$v->{path}: $@\n";
1242	: "$v->{base}: extension inactive.\n";	1456	undef $@; # work around perl 5.10.0 utf-8 caching bug
1243		1457
		1458	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1244	if (exists $v->{meta}{mandatory}) {	1459	if exists $v->{meta}{mandatory};
1245	warn $msg;	1460
1246	warn "mandatory extension failed to load, exiting.\n";	1461	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1247	exit 1;	1462	delete $todo{$k};
1248	}	1463	} else {
1249		1464	$done{$k} = delete $todo{$k};
1250	warn $msg;	1465	push @EXTS, $v->{pkg};
		1466	$progress = 1;
		1467
		1468	info "$v->{base}: extension inactive.\n"
		1469	unless $active;
1251	}	1470	}
1252
1253	$done{$k} = delete $todo{$k};
1254	push @EXTS, $v->{pkg};
1255	$progress = 1;
1256	}	1471	}
1257		1472
1258	skip:	1473	unless ($progress) {
1259	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1474	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1260	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	}
1261	}	1481	}
1262	};	1482	};
1263	}	1483	}
1264		1484
1265	#############################################################################	1485	#############################################################################
1266		1486
1267	=back	1487	=back
1268		1488
1269	=head2 CORE EXTENSIONS	1489	=head2 CORE EXTENSIONS
1270		1490
1271	Functions and methods that extend core crossfire objects.	1491	Functions and methods that extend core deliantra objects.
1272		1492
1273	=cut	1493	=cut
1274		1494
1275	package cf::player;	1495	package cf::player;
1276		1496
…		…
1319		1539
1320	sub exists($) {	1540	sub exists($) {
1321	my ($login) = @_;	1541	my ($login) = @_;
1322		1542
1323	$cf::PLAYER{$login}	1543	$cf::PLAYER{$login}
1324	or cf::sync_job { !aio_stat path $login }	1544	or !aio_stat path $login
1325	}	1545	}
1326		1546
1327	sub find($) {	1547	sub find($) {
1328	return $cf::PLAYER{$_[0]} || do {	1548	return $cf::PLAYER{$_[0]} || do {
1329	my $login = $_[0];	1549	my $login = $_[0];
…		…
1339	aio_unlink +(playerdir $login) . "/$login.pl";	1559	aio_unlink +(playerdir $login) . "/$login.pl";
1340		1560
1341	my $f = new_from_file cf::object::thawer path $login	1561	my $f = new_from_file cf::object::thawer path $login
1342	or return;	1562	or return;
1343		1563
1344	$f->next;
1345	my $pl = cf::player::load_pl $f	1564	my $pl = cf::player::load_pl $f
1346	or return;	1565	or return;
		1566
1347	local $cf::PLAYER_LOADING{$login} = $pl;	1567	local $cf::PLAYER_LOADING{$login} = $pl;
1348	$f->resolve_delayed_derefs;	1568	$f->resolve_delayed_derefs;
1349	$cf::PLAYER{$login} = $pl	1569	$cf::PLAYER{$login} = $pl
1350	}	1570	}
1351	}	1571	}
1352	}	1572	}
1353		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
1354	sub save($) {	1587	sub save($) {
1355	my ($pl) = @_;	1588	my ($pl) = @_;
1356		1589
1357	return if $pl->{deny_save};	1590	return if $pl->{deny_save};
1358		1591
…		…
1361		1594
1362	return if $pl->{deny_save};	1595	return if $pl->{deny_save};
1363		1596
1364	aio_mkdir playerdir $pl, 0770;	1597	aio_mkdir playerdir $pl, 0770;
1365	$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];
1366		1604
1367	$pl->save_pl ($path);	1605	$pl->save_pl ($path);
1368	cf::cede_to_tick;	1606	cf::cede_to_tick;
1369	}	1607	}
1370		1608
…		…
1402	my ($pl) = @_;	1640	my ($pl) = @_;
1403		1641
1404	my $name = $pl->ob->name;	1642	my $name = $pl->ob->name;
1405		1643
1406	$pl->{deny_save} = 1;	1644	$pl->{deny_save} = 1;
1407	$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
1408		1646
1409	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1647	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1410	$pl->deactivate;	1648	$pl->deactivate;
		1649	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1411	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1650	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1412	$pl->ns->destroy if $pl->ns;	1651	$pl->ns->destroy if $pl->ns;
1413		1652
1414	my $path = playerdir $pl;	1653	my $path = playerdir $pl;
1415	my $temp = "$path~$cf::RUNTIME~deleting~";	1654	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1454		1693
1455	for my $login (@$dirs) {	1694	for my $login (@$dirs) {
1456	my $path = path $login;	1695	my $path = path $login;
1457		1696
1458	# a .pst is a dead give-away for a valid player	1697	# a .pst is a dead give-away for a valid player
1459	unless (-e "$path.pst") {	1698	# if no pst file found, open and chekc for blocked users
		1699	if (aio_stat "$path.pst") {
1460	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1700	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1461	aio_read $fh, 0, 512, my $buf, 0 or next;	1701	aio_read $fh, 0, 512, my $buf, 0 or next;
1462	$buf !~ /^password -------------$/m or next; # official not-valid tag	1702	$buf !~ /^password -------------$/m or next; # official not-valid tag
1463	}	1703	}
1464		1704
…		…
1468		1708
1469	\@logins	1709	\@logins
1470	}	1710	}
1471		1711
1472	=item $player->maps	1712	=item $player->maps
		1713
		1714	=item cf::player::maps $login
1473		1715
1474	Returns an arrayref of map paths that are private for this	1716	Returns an arrayref of map paths that are private for this
1475	player. May block.	1717	player. May block.
1476		1718
1477	=cut	1719	=cut
…		…
1495	}	1737	}
1496		1738
1497	\@paths	1739	\@paths
1498	}	1740	}
1499		1741
1500	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1742	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1501		1743
1502	Expand crossfire pod fragments into protocol xml.	1744	Expand deliantra pod fragments into protocol xml.
1503
1504	=cut
1505
1506	sub expand_cfpod {
1507	((my $self), (local $_)) = @_;
1508
1509	# escape & and <
1510	s/&/&amp;/g;
1511	s/(?<![BIUGHT])</&lt;/g;
1512
1513	# this is buggy, it needs to properly take care of nested <'s
1514
1515	1 while
1516	# replace B<>, I<>, U<> etc.
1517	s/B<([^\>]*)>/<b>$1<\/b>/
1518	|| s/I<([^\>]*)>/<i>$1<\/i>/
1519	|| s/U<([^\>]*)>/<u>$1<\/u>/
1520	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1521	# replace G<male|female> tags
1522	|| s{G<([^>|]*)\|([^>]*)>}{
1523	$self->gender ? $2 : $1
1524	}ge
1525	# replace H<hint text>
1526	|| s{H<([^\>]*)>}
1527	{
1528	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1529	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1530	"")
1531	[$self->{hintmode}]
1532	}ge;
1533
1534	# create single paragraphs (very hackish)
1535	s/(?<=\S)\n(?=\w)/ /g;
1536
1537	# compress some whitespace
1538	s/\s+\n/\n/g; # ws line-ends
1539	s/\n\n+/\n/g; # double lines
1540	s/^\n+//; # beginning lines
1541	s/\n+$//; # ending lines
1542
1543	$_
1544	}
1545
1546	sub hintmode {
1547	$_[0]{hintmode} = $_[1] if @_ > 1;
1548	$_[0]{hintmode}
1549	}
1550		1745
1551	=item $player->ext_reply ($msgid, @msg)	1746	=item $player->ext_reply ($msgid, @msg)
1552		1747
1553	Sends an ext reply to the player.	1748	Sends an ext reply to the player.
1554		1749
…		…
1586		1781
1587	=cut	1782	=cut
1588		1783
1589	sub find_by_path($) {	1784	sub find_by_path($) {
1590	my ($path) = @_;	1785	my ($path) = @_;
		1786
		1787	$path =~ s/^~[^\/]*//; # skip ~login
1591		1788
1592	my ($match, $specificity);	1789	my ($match, $specificity);
1593		1790
1594	for my $region (list) {	1791	for my $region (list) {
1595	if ($region->{match} && $path =~ $region->{match}) {	1792	if ($region->{match} && $path =~ $region->{match}) {
…		…
1621	our $MAX_RESET = 3600;	1818	our $MAX_RESET = 3600;
1622	our $DEFAULT_RESET = 3000;	1819	our $DEFAULT_RESET = 3000;
1623		1820
1624	sub generate_random_map {	1821	sub generate_random_map {
1625	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
1626	# mit "rum" bekleckern, nicht	1826	# mit "rum" bekleckern, nicht
1627	$self->_create_random_map (	1827	$self->_create_random_map (
1628	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1828	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1629	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1829	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1630	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1830	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1631	$rmp->{exit_on_final_map},	1831	$rmp->{exit_on_final_map},
1632	$rmp->{xsize}, $rmp->{ysize},	1832	$rmp->{xsize}, $rmp->{ysize},
1633	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1833	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1634	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1834	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1649		1849
1650	sub register {	1850	sub register {
1651	my (undef, $regex, $prio) = @_;	1851	my (undef, $regex, $prio) = @_;
1652	my $pkg = caller;	1852	my $pkg = caller;
1653		1853
1654	no strict;
1655	push @{"$pkg\::ISA"}, __PACKAGE__;	1854	push @{"$pkg\::ISA"}, __PACKAGE__;
1656		1855
1657	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1856	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1658	}	1857	}
1659		1858
1660	# also paths starting with '/'	1859	# also paths starting with '/'
1661	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1860	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1662		1861
1663	sub thawer_merge {	1862	sub thawer_merge {
1664	my ($self, $merge) = @_;	1863	my ($self, $merge) = @_;
1665		1864
1666	# we have to keep some variables in memory intact	1865	# we have to keep some variables in memory intact
…		…
1752		1951
1753	# the temporary/swap location	1952	# the temporary/swap location
1754	sub save_path {	1953	sub save_path {
1755	my ($self) = @_;	1954	my ($self) = @_;
1756		1955
1757	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1956	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1758	"$TMPDIR/$path.map"	1957	"$TMPDIR/$path.map"
1759	}	1958	}
1760		1959
1761	# the unique path, undef == no special unique path	1960	# the unique path, undef == no special unique path
1762	sub uniq_path {	1961	sub uniq_path {
1763	my ($self) = @_;	1962	my ($self) = @_;
1764		1963
1765	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1964	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1766	"$UNIQUEDIR/$path"	1965	"$UNIQUEDIR/$path"
1767	}
1768
1769	# and all this just because we cannot iterate over
1770	# all maps in C++...
1771	sub change_all_map_light {
1772	my ($change) = @_;
1773
1774	$_->change_map_light ($change)
1775	for grep $_->outdoor, values %cf::MAP;
1776	}	1966	}
1777		1967
1778	sub decay_objects {	1968	sub decay_objects {
1779	my ($self) = @_;	1969	my ($self) = @_;
1780		1970
…		…
1864	sub find {	2054	sub find {
1865	my ($path, $origin) = @_;	2055	my ($path, $origin) = @_;
1866		2056
1867	$path = normalise $path, $origin && $origin->path;	2057	$path = normalise $path, $origin && $origin->path;
1868		2058
1869	cf::lock_wait "map_data:$path";#d#remove	2059	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1870	cf::lock_wait "map_find:$path";	2060	my $guard2 = cf::lock_acquire "map_find:$path";
1871		2061
1872	$cf::MAP{$path} || do {	2062	$cf::MAP{$path} || do {
1873	my $guard1 = cf::lock_acquire "map_find:$path";
1874	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1875
1876	my $map = new_from_path cf::map $path	2063	my $map = new_from_path cf::map $path
1877	or return;	2064	or return;
1878		2065
1879	$map->{last_save} = $cf::RUNTIME;	2066	$map->{last_save} = $cf::RUNTIME;
1880		2067
…		…
1882	or return;	2069	or return;
1883		2070
1884	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2071	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1885	# doing this can freeze the server in a sync job, obviously	2072	# doing this can freeze the server in a sync job, obviously
1886	#$cf::WAIT_FOR_TICK->wait;	2073	#$cf::WAIT_FOR_TICK->wait;
		2074	undef $guard2;
1887	undef $guard1;	2075	undef $guard1;
1888	undef $guard2;
1889	$map->reset;	2076	$map->reset;
1890	return find $path;	2077	return find $path;
1891	}	2078	}
1892		2079
1893	$cf::MAP{$path} = $map	2080	$cf::MAP{$path} = $map
1894	}	2081	}
1895	}	2082	}
1896		2083
1897	sub pre_load { }	2084	sub pre_load { }
1898	sub post_load { }	2085	#sub post_load { } # XS
1899		2086
1900	sub load {	2087	sub load {
1901	my ($self) = @_;	2088	my ($self) = @_;
1902		2089
1903	local $self->{deny_reset} = 1; # loading can take a long time	2090	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1920	my $f = new_from_file cf::object::thawer $self->{load_path};	2107	my $f = new_from_file cf::object::thawer $self->{load_path};
1921	$f->skip_block;	2108	$f->skip_block;
1922	$self->_load_objects ($f)	2109	$self->_load_objects ($f)
1923	or return;	2110	or return;
1924		2111
1925	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2112	$self->post_load_original
1926	if delete $self->{load_original};	2113	if delete $self->{load_original};
1927		2114
1928	if (my $uniq = $self->uniq_path) {	2115	if (my $uniq = $self->uniq_path) {
1929	utf8::encode $uniq;	2116	utf8::encode $uniq;
1930	unless (aio_stat $uniq) {	2117	unless (aio_stat $uniq) {
…		…
1948	unless ($self->{deny_activate}) {	2135	unless ($self->{deny_activate}) {
1949	$self->decay_objects;	2136	$self->decay_objects;
1950	$self->fix_auto_apply;	2137	$self->fix_auto_apply;
1951	$self->update_buttons;	2138	$self->update_buttons;
1952	cf::cede_to_tick;	2139	cf::cede_to_tick;
1953	$self->set_darkness_map;
1954	cf::cede_to_tick;
1955	$self->activate;	2140	$self->activate;
1956	}	2141	}
1957		2142
1958	$self->{last_save} = $cf::RUNTIME;	2143	$self->{last_save} = $cf::RUNTIME;
1959	$self->last_access ($cf::RUNTIME);	2144	$self->last_access ($cf::RUNTIME);
1960		2145
1961	$self->in_memory (cf::MAP_IN_MEMORY);	2146	$self->in_memory (cf::MAP_ACTIVE);
1962	}	2147	}
1963		2148
1964	$self->post_load;	2149	$self->post_load;
1965	}	2150	}
1966		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
1967	sub customise_for {	2155	sub customise_for {
1968	my ($self, $ob) = @_;	2156	my ($self, $ob) = @_;
1969		2157
1970	return find "~" . $ob->name . "/" . $self->{path}	2158	return find "~" . $ob->name . "/" . $self->{path}
1971	if $self->per_player;	2159	if $self->per_player;
…		…
1987	or next;	2175	or next;
1988	$neigh = find $neigh, $map	2176	$neigh = find $neigh, $map
1989	or next;	2177	or next;
1990	$neigh->load;	2178	$neigh->load;
1991		2179
		2180	# now find the diagonal neighbours
1992	push @neigh,	2181	push @neigh,
1993	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2182	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1994	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2183	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1995	}	2184	}
1996		2185
…		…
2003	}	2192	}
2004		2193
2005	sub find_sync {	2194	sub find_sync {
2006	my ($path, $origin) = @_;	2195	my ($path, $origin) = @_;
2007		2196
2008	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
2009	}	2201	}
2010		2202
2011	sub do_load_sync {	2203	sub do_load_sync {
2012	my ($map) = @_;	2204	my ($map) = @_;
2013		2205
2014	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2206	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2015	if $Coro::current == $Coro::main;	2207	if $Coro::current == $Coro::main;
2016		2208
2017	cf::sync_job { $map->load };	2209	$map->load;
2018	}	2210	}
2019		2211
2020	our %MAP_PREFETCH;	2212	our %MAP_PREFETCH;
2021	our $MAP_PREFETCHER = undef;	2213	our $MAP_PREFETCHER = undef;
2022		2214
…		…
2024	my ($path, $origin, $load) = @_;	2216	my ($path, $origin, $load) = @_;
2025		2217
2026	$path = normalise $path, $origin && $origin->{path};	2218	$path = normalise $path, $origin && $origin->{path};
2027		2219
2028	if (my $map = $cf::MAP{$path}) {	2220	if (my $map = $cf::MAP{$path}) {
2029	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2221	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2030	}	2222	}
2031		2223
2032	$MAP_PREFETCH{$path} |= $load;	2224	$MAP_PREFETCH{$path} |= $load;
2033		2225
2034	$MAP_PREFETCHER ||= cf::async {	2226	$MAP_PREFETCHER ||= cf::async {
		2227	$Coro::current->{desc} = "map prefetcher";
		2228
2035	while (%MAP_PREFETCH) {	2229	while (%MAP_PREFETCH) {
2036	while (my ($k, $v) = each %MAP_PREFETCH) {	2230	while (my ($k, $v) = each %MAP_PREFETCH) {
2037	if (my $map = find $k) {	2231	if (my $map = find $k) {
2038	$map->load if $v;	2232	$map->load if $v;
2039	}	2233	}
…		…
2046	$MAP_PREFETCHER->prio (6);	2240	$MAP_PREFETCHER->prio (6);
2047		2241
2048	()	2242	()
2049	}	2243	}
2050		2244
		2245	# common code, used by both ->save and ->swapout
2051	sub save {	2246	sub _save {
2052	my ($self) = @_;	2247	my ($self) = @_;
2053
2054	my $lock = cf::lock_acquire "map_data:$self->{path}";
2055		2248
2056	$self->{last_save} = $cf::RUNTIME;	2249	$self->{last_save} = $cf::RUNTIME;
2057		2250
2058	return unless $self->dirty;	2251	return unless $self->dirty;
2059		2252
…		…
2065	return if $self->{deny_save};	2258	return if $self->{deny_save};
2066		2259
2067	local $self->{last_access} = $self->last_access;#d#	2260	local $self->{last_access} = $self->last_access;#d#
2068		2261
2069	cf::async {	2262	cf::async {
		2263	$Coro::current->{desc} = "map player save";
2070	$_->contr->save for $self->players;	2264	$_->contr->save for $self->players;
2071	};	2265	};
		2266
		2267	cf::get_slot 0.02;
2072		2268
2073	if ($uniq) {	2269	if ($uniq) {
2074	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2270	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2075	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2271	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2076	} else {	2272	} else {
2077	$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);
2078	}	2274	}
2079	}	2275	}
2080		2276
		2277	sub save {
		2278	my ($self) = @_;
		2279
		2280	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2281
		2282	$self->_save;
		2283	}
		2284
2081	sub swap_out {	2285	sub swap_out {
2082	my ($self) = @_;	2286	my ($self) = @_;
2083		2287
2084	# save first because save cedes
2085	$self->save;
2086
2087	my $lock = cf::lock_acquire "map_data:$self->{path}";	2288	my $lock = cf::lock_acquire "map_data:$self->{path}";
2088		2289
		2290	return if $self->in_memory != cf::MAP_ACTIVE;
		2291	return if $self->{deny_save};
2089	return if $self->players;	2292	return if $self->players;
2090	return if $self->in_memory != cf::MAP_IN_MEMORY;
2091	return if $self->{deny_save};
2092		2293
		2294	# first deactivate the map and "unlink" it from the core
		2295	$self->deactivate;
		2296	$_->clear_links_to ($self) for values %cf::MAP;
2093	$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};
2094		2344
2095	$self->deactivate;	2345	$self->deactivate;
2096	$_->clear_links_to ($self) for values %cf::MAP;	2346	$_->clear_links_to ($self) for values %cf::MAP;
2097	$self->clear;	2347	$self->clear;
2098	}
2099
2100	sub reset_at {
2101	my ($self) = @_;
2102
2103	# TODO: safety, remove and allow resettable per-player maps
2104	return 1e99 if $self->{deny_reset};
2105
2106	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2107	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2108
2109	$time + $to
2110	}
2111
2112	sub should_reset {
2113	my ($self) = @_;
2114
2115	$self->reset_at <= $cf::RUNTIME
2116	}
2117
2118	sub reset {
2119	my ($self) = @_;
2120
2121	my $lock = cf::lock_acquire "map_data:$self->{path}";
2122
2123	return if $self->players;
2124
2125	warn "resetting map ", $self->path;
2126
2127	$self->in_memory (cf::MAP_SWAPPED);
2128
2129	# need to save uniques path
2130	unless ($self->{deny_save}) {
2131	my $uniq = $self->uniq_path; utf8::encode $uniq;
2132
2133	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2134	if $uniq;
2135	}
2136
2137	delete $cf::MAP{$self->path};
2138
2139	$self->deactivate;
2140	$_->clear_links_to ($self) for values %cf::MAP;
2141	$self->clear;
2142		2348
2143	$self->unlink_save;	2349	$self->unlink_save;
2144	$self->destroy;	2350	$self->destroy;
2145	}	2351	}
2146		2352
…		…
2154		2360
2155	delete $cf::MAP{$self->path};	2361	delete $cf::MAP{$self->path};
2156		2362
2157	$self->unlink_save;	2363	$self->unlink_save;
2158		2364
2159	bless $self, "cf::map";	2365	bless $self, "cf::map::wrap";
2160	delete $self->{deny_reset};	2366	delete $self->{deny_reset};
2161	$self->{deny_save} = 1;	2367	$self->{deny_save} = 1;
2162	$self->reset_timeout (1);	2368	$self->reset_timeout (1);
2163	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2369	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2164		2370
…		…
2213		2419
2214	sub unique_maps() {	2420	sub unique_maps() {
2215	[	2421	[
2216	map {	2422	map {
2217	utf8::decode $_;	2423	utf8::decode $_;
2218	/\.map$/	2424	s/\.map$//; # TODO future compatibility hack
		2425	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2426	? ()
2219	? normalise $_	2427	: normalise $_
2220	: ()
2221	} @{ aio_readdir $UNIQUEDIR or [] }	2428	} @{ aio_readdir $UNIQUEDIR or [] }
2222	]	2429	]
2223	}	2430	}
2224		2431
2225	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	}
2226		2463
2227	=back	2464	=back
2228		2465
2229	=head3 cf::object	2466	=head3 cf::object
2230		2467
…		…
2234		2471
2235	=over 4	2472	=over 4
2236		2473
2237	=item $ob->inv_recursive	2474	=item $ob->inv_recursive
2238		2475
2239	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.
2240		2478
2241	=cut	2479	=cut
2242		2480
2243	sub inv_recursive_;	2481	sub inv_recursive_;
2244	sub inv_recursive_ {	2482	sub inv_recursive_ {
…		…
2249	inv_recursive_ inv $_[0]	2487	inv_recursive_ inv $_[0]
2250	}	2488	}
2251		2489
2252	=item $ref = $ob->ref	2490	=item $ref = $ob->ref
2253		2491
2254	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.
2255		2493
2256	=item $ob = cf::object::deref ($refstring)	2494	=item $ob = cf::object::deref ($refstring)
2257		2495
2258	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,
2259	even if the object actually exists. May block.	2497	even if the object actually exists. May block.
…		…
2261	=cut	2499	=cut
2262		2500
2263	sub deref {	2501	sub deref {
2264	my ($ref) = @_;	2502	my ($ref) = @_;
2265		2503
2266	# temporary compatibility#TODO#remove
2267	$ref =~ s{^<}{player/<};
2268
2269	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2504	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2270	my ($uuid, $name) = ($1, $2);	2505	my ($uuid, $name) = ($1, $2);
2271	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2506	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2272	or return;	2507	or return;
2273	$pl->ob->uuid eq $uuid	2508	$pl->ob->uuid eq $uuid
2274	or return;	2509	or return;
…		…
2294	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
2295	dialogue with the given NPC character.	2530	dialogue with the given NPC character.
2296		2531
2297	=cut	2532	=cut
2298		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
2299	# rough implementation of a future "reply" method that works	2548	# rough implementation of a future "reply" method that works
2300	# with dialog boxes.	2549	# with dialog boxes.
2301	#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
2302	sub cf::object::player::reply($$$;$) {	2551	sub cf::object::player::reply($$$;$) {
2303	my ($self, $npc, $msg, $flags) = @_;	2552	my ($self, $npc, $msg, $flags) = @_;
…		…
2314	my $dialog = $pl->{npc_dialog};	2563	my $dialog = $pl->{npc_dialog};
2315	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2564	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2316		2565
2317	} else {	2566	} else {
2318	$msg = $npc->name . " says: $msg" if $npc;	2567	$msg = $npc->name . " says: $msg" if $npc;
2319	$self->message ($msg, $flags);	2568	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2320	}	2569	}
2321	}	2570	}
2322	}	2571	}
2323		2572
2324	=item $object->send_msg ($channel, $msg, $color, [extra...])	2573	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2349		2598
2350	=item $player_object->enter_link	2599	=item $player_object->enter_link
2351		2600
2352	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}>).
2353		2602
2354	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.
2355	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.
2356		2607
2357	Will never block.	2608	Will never block.
2358		2609
2359	=item $player_object->leave_link ($map, $x, $y)	2610	=item $player_object->leave_link ($map, $x, $y)
2360		2611
…		…
2380	sub cf::object::player::enter_link {	2631	sub cf::object::player::enter_link {
2381	my ($self) = @_;	2632	my ($self) = @_;
2382		2633
2383	$self->deactivate_recursive;	2634	$self->deactivate_recursive;
2384		2635
		2636	++$self->{_link_recursion};
		2637
2385	return if UNIVERSAL::isa $self->map, "ext::map_link";	2638	return if UNIVERSAL::isa $self->map, "ext::map_link";
2386		2639
2387	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2640	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2388	if $self->map && $self->map->{path} ne "{link}";	2641	if $self->map && $self->map->{path} ne "{link}";
2389		2642
2390	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2643	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2391	}	2644	}
2392		2645
2393	sub cf::object::player::leave_link {	2646	sub cf::object::player::leave_link {
2394	my ($self, $map, $x, $y) = @_;	2647	my ($self, $map, $x, $y) = @_;
2395		2648
…		…
2412	($x, $y) = (-1, -1)	2665	($x, $y) = (-1, -1)
2413	unless (defined $x) && (defined $y);	2666	unless (defined $x) && (defined $y);
2414		2667
2415	# use -1 or undef as default coordinates, not 0, 0	2668	# use -1 or undef as default coordinates, not 0, 0
2416	($x, $y) = ($map->enter_x, $map->enter_y)	2669	($x, $y) = ($map->enter_x, $map->enter_y)
2417	if $x <=0 && $y <= 0;	2670	if $x <= 0 && $y <= 0;
2418		2671
2419	$map->load;	2672	$map->load;
2420	$map->load_neighbours;	2673	$map->load_neighbours;
2421		2674
2422	return unless $self->contr->active;	2675	return unless $self->contr->active;
2423	$self->activate_recursive;
2424		2676
2425	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2677	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2426	$self->enter_map ($map, $x, $y);	2678	if ($self->enter_map ($map, $x, $y)) {
2427	}	2679	# entering was successful
		2680	delete $self->{_link_recursion};
		2681	# only activate afterwards, to support waiting in hooks
		2682	$self->activate_recursive;
		2683	}
2428		2684
		2685	}
		2686
2429	=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)]])
2430		2688
2431	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
2432	her, loading and preparing them map, calling the provided $check callback	2690	her, loading and preparing them map, calling the provided $check callback
2433	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
2434	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
2435	be called at the end of this process.	2693	be called at the end of this process.
2436		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
2437	=cut	2698	=cut
2438		2699
2439	our $GOTOGEN;	2700	our $GOTOGEN;
2440		2701
2441	sub cf::object::player::goto {	2702	sub cf::object::player::goto {
2442	my ($self, $path, $x, $y, $check, $done) = @_;	2703	my ($self, $path, $x, $y, $check, $done) = @_;
2443		2704
		2705	if ($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
2444	# 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
2445	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2712	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2446		2713
2447	$self->enter_link;	2714	$self->enter_link;
2448		2715
2449	(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
2450	my $map = eval {	2738	my $map = eval {
2451	my $map = cf::map::find $path;	2739	my $map = defined $path ? cf::map::find $path : undef;
2452		2740
2453	if ($map) {	2741	if ($map) {
2454	$map = $map->customise_for ($self);	2742	$map = $map->customise_for ($self);
2455	$map = $check->($map) if $check && $map;	2743	$map = $check->($map, $x, $y, $self) if $check && $map;
2456	} else {	2744	} else {
2457	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2745	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2458	}	2746	}
2459		2747
2460	$map	2748	$map
2461	};	2749	};
2462		2750
…		…
2468	if ($gen == $self->{_goto_generation}) {	2756	if ($gen == $self->{_goto_generation}) {
2469	delete $self->{_goto_generation};	2757	delete $self->{_goto_generation};
2470	$self->leave_link ($map, $x, $y);	2758	$self->leave_link ($map, $x, $y);
2471	}	2759	}
2472		2760
2473	$done->() if $done;	2761	$done->($self) if $done;
2474	})->prio (1);	2762	})->prio (1);
2475	}	2763	}
2476		2764
2477	=item $player_object->enter_exit ($exit_object)	2765	=item $player_object->enter_exit ($exit_object)
2478		2766
…		…
2498	}	2786	}
2499		2787
2500	sub prepare_random_map {	2788	sub prepare_random_map {
2501	my ($exit) = @_;	2789	my ($exit) = @_;
2502		2790
2503	my $guard = cf::lock_acquire "exit_prepare:$exit";
2504
2505	# all this does is basically replace the /! path by	2791	# all this does is basically replace the /! path by
2506	# a new random map path (?random/...) with a seed	2792	# a new random map path (?random/...) with a seed
2507	# that depends on the exit object	2793	# that depends on the exit object
2508		2794
2509	my $rmp = parse_random_map_params $exit->msg;	2795	my $rmp = parse_random_map_params $exit->msg;
…		…
2511	if ($exit->map) {	2797	if ($exit->map) {
2512	$rmp->{region} = $exit->region->name;	2798	$rmp->{region} = $exit->region->name;
2513	$rmp->{origin_map} = $exit->map->path;	2799	$rmp->{origin_map} = $exit->map->path;
2514	$rmp->{origin_x} = $exit->x;	2800	$rmp->{origin_x} = $exit->x;
2515	$rmp->{origin_y} = $exit->y;	2801	$rmp->{origin_y} = $exit->y;
		2802
		2803	$exit->map->touch;
2516	}	2804	}
2517		2805
2518	$rmp->{random_seed} ||= $exit->random_seed;	2806	$rmp->{random_seed} ||= $exit->random_seed;
2519		2807
2520	my $data = cf::to_json $rmp;	2808	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2521	my $md5 = Digest::MD5::md5_hex $data;	2809	my $md5 = Digest::MD5::md5_hex $data;
2522	my $meta = "$RANDOMDIR/$md5.meta";	2810	my $meta = "$RANDOMDIR/$md5.meta";
2523		2811
2524	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2812	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2525	aio_write $fh, 0, (length $data), $data, 0;	2813	aio_write $fh, 0, (length $data), $data, 0;
2526	undef $fh;	2814	undef $fh;
2527	aio_rename "$meta~", $meta;	2815	aio_rename "$meta~", $meta;
2528		2816
		2817	my $slaying = "?random/$md5";
		2818
		2819	if ($exit->valid) {
2529	$exit->slaying ("?random/$md5");	2820	$exit->slaying ("?random/$md5");
2530	$exit->msg (undef);	2821	$exit->msg (undef);
		2822	}
2531	}	2823	}
2532	}	2824	}
2533		2825
2534	sub cf::object::player::enter_exit {	2826	sub cf::object::player::enter_exit {
2535	my ($self, $exit) = @_;	2827	my ($self, $exit) = @_;
2536		2828
2537	return unless $self->type == cf::PLAYER;	2829	return unless $self->type == cf::PLAYER;
2538		2830
2539	if ($exit->slaying eq "/!") {
2540	#TODO: this should de-fi-ni-te-ly not be a sync-job
2541	# the problem is that $exit might not survive long enough
2542	# so it needs to be done right now, right here
2543	cf::sync_job { prepare_random_map $exit };
2544	}
2545
2546	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2547	my $hp = $exit->stats->hp;
2548	my $sp = $exit->stats->sp;
2549
2550	$self->enter_link;	2831	$self->enter_link;
2551		2832
2552	# if exit is damned, update players death & WoR home-position
2553	$self->contr->savebed ($slaying, $hp, $sp)
2554	if $exit->flag (FLAG_DAMNED);
2555
2556	(async {	2833	(async {
2557	$self->deactivate_recursive; # just to be sure	2834	$Coro::current->{desc} = "enter_exit";
		2835
2558	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
2559	$self->goto ($slaying, $hp, $sp);	2851	$self->goto ($map, $x, $y);
2560		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
2561	1;	2857	1
2562	}) {	2858	}) {
2563	$self->message ("Something went wrong deep within the crossfire server. "	2859	$self->message ("Something went wrong deep within the deliantra server. "
2564	. "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. "
2565	. "Please report this to the dungeon master!",	2861	. "Please report this to the dungeon master!",
2566	cf::NDI_UNIQUE | cf::NDI_RED);	2862	cf::NDI_UNIQUE | cf::NDI_RED);
2567		2863
2568	warn "ERROR in enter_exit: $@";	2864	error "ERROR in enter_exit: $@";
2569	$self->leave_link;	2865	$self->leave_link;
2570	}	2866	}
2571	})->prio (1);	2867	})->prio (1);
2572	}	2868	}
2573		2869
…		…
2585	sub cf::client::send_drawinfo {	2881	sub cf::client::send_drawinfo {
2586	my ($self, $text, $flags) = @_;	2882	my ($self, $text, $flags) = @_;
2587		2883
2588	utf8::encode $text;	2884	utf8::encode $text;
2589	$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);
2590	}	2911	}
2591		2912
2592	=item $client->send_msg ($channel, $msg, $color, [extra...])	2913	=item $client->send_msg ($channel, $msg, $color, [extra...])
2593		2914
2594	Send a drawinfo or msg packet to the client, formatting the msg for the	2915	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2596	the message, with C<log> being the default. If C<$color> is negative, suppress	2917	the message, with C<log> being the default. If C<$color> is negative, suppress
2597	the message unless the client supports the msg packet.	2918	the message unless the client supports the msg packet.
2598		2919
2599	=cut	2920	=cut
2600		2921
		2922	# non-persistent channels (usually the info channel)
2601	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	},
2602	"c/identify" => {	2930	"c/identify" => {
2603	id => "identify",	2931	id => "infobox",
2604	title => "Identify",	2932	title => "Identify",
2605	reply => undef,	2933	reply => undef,
2606	tooltip => "Items recently identified",	2934	tooltip => "Items recently identified",
2607	},	2935	},
2608	"c/examine" => {	2936	"c/examine" => {
2609	id => "examine",	2937	id => "infobox",
2610	title => "Examine",	2938	title => "Examine",
2611	reply => undef,	2939	reply => undef,
2612	tooltip => "Signs and other items you examined",	2940	tooltip => "Signs and other items you examined",
2613	},	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" => $CHAT_CHANNEL,
2614	);	3034	);
2615		3035
2616	sub cf::client::send_msg {	3036	sub cf::client::send_msg {
2617	my ($self, $channel, $msg, $color, @extra) = @_;	3037	my ($self, $channel, $msg, $color, @extra) = @_;
2618		3038
2619	$msg = $self->pl->expand_cfpod ($msg);	3039	$msg = $self->pl->expand_cfpod ($msg)
		3040	unless $color & cf::NDI_VERBATIM;
2620		3041
2621	$color &= cf::NDI_CLIENT_MASK; # just in case...	3042	$color &= cf::NDI_CLIENT_MASK; # just in case...
2622		3043
2623	# check predefined channels, for the benefit of C	3044	# check predefined channels, for the benefit of C
2624	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	3045	if ($CHANNEL{$channel}) {
		3046	$channel = $CHANNEL{$channel};
2625		3047
		3048	$self->ext_msg (channel_info => $channel);
		3049	$channel = $channel->{id};
		3050
2626	if (ref $channel) {	3051	} elsif (ref $channel) {
2627	# send meta info to client, if not yet sent	3052	# send meta info to client, if not yet sent
2628	unless (exists $self->{channel}{$channel->{id}}) {	3053	unless (exists $self->{channel}{$channel->{id}}) {
2629	$self->{channel}{$channel->{id}} = $channel;	3054	$self->{channel}{$channel->{id}} = $channel;
2630	$self->ext_msg (channel_info => $channel)	3055	$self->ext_msg (channel_info => $channel);
2631	if $self->can_msg;
2632	}	3056	}
2633		3057
2634	$channel = $channel->{id};	3058	$channel = $channel->{id};
2635	}	3059	}
2636		3060
2637	return unless @extra || length $msg;	3061	return unless @extra || length $msg;
2638		3062
2639	if ($self->can_msg) {
2640	# default colour, mask it out	3063	# default colour, mask it out
2641	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3064	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2642	if $color & cf::NDI_DEF;	3065	if $color & cf::NDI_DEF;
2643		3066
2644	$self->send_packet ("msg " . $self->{json_coder}->encode (	3067	my $pkt = "msg "
		3068	. $self->{json_coder}->encode (
2645	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3069	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2646	} else {	3070	);
2647	if ($color >= 0) {
2648	# replace some tags by gcfclient-compatible ones
2649	for ($msg) {
2650	1 while
2651	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2652	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2653	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2654	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2655	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2656	}
2657		3071
2658	$color &= cf::NDI_COLOR_MASK;	3072	$self->send_big_packet ($pkt);
2659
2660	utf8::encode $msg;
2661
2662	if (0 && $msg =~ /\[/) {
2663	# COMMAND/INFO
2664	$self->send_packet ("drawextinfo $color 10 8 $msg")
2665	} else {
2666	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2667	$self->send_packet ("drawinfo $color $msg")
2668	}
2669	}
2670	}
2671	}	3073	}
2672		3074
2673	=item $client->ext_msg ($type, @msg)	3075	=item $client->ext_msg ($type, @msg)
2674		3076
2675	Sends an ext event to the client.	3077	Sends an ext event to the client.
…		…
2678		3080
2679	sub cf::client::ext_msg($$@) {	3081	sub cf::client::ext_msg($$@) {
2680	my ($self, $type, @msg) = @_;	3082	my ($self, $type, @msg) = @_;
2681		3083
2682	if ($self->extcmd == 2) {	3084	if ($self->extcmd == 2) {
2683	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3085	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2684	} elsif ($self->extcmd == 1) { # TODO: remove	3086	} elsif ($self->extcmd == 1) { # TODO: remove
2685	push @msg, msgtype => "event_$type";	3087	push @msg, msgtype => "event_$type";
2686	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3088	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2687	}	3089	}
2688	}	3090	}
2689		3091
2690	=item $client->ext_reply ($msgid, @msg)	3092	=item $client->ext_reply ($msgid, @msg)
2691		3093
…		…
2695		3097
2696	sub cf::client::ext_reply($$@) {	3098	sub cf::client::ext_reply($$@) {
2697	my ($self, $id, @msg) = @_;	3099	my ($self, $id, @msg) = @_;
2698		3100
2699	if ($self->extcmd == 2) {	3101	if ($self->extcmd == 2) {
2700	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3102	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2701	} elsif ($self->extcmd == 1) {	3103	} elsif ($self->extcmd == 1) {
2702	#TODO: version 1, remove	3104	#TODO: version 1, remove
2703	unshift @msg, msgtype => "reply", msgid => $id;	3105	unshift @msg, msgtype => "reply", msgid => $id;
2704	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3106	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2705	}	3107	}
2706	}	3108	}
2707		3109
2708	=item $success = $client->query ($flags, "text", \&cb)	3110	=item $success = $client->query ($flags, "text", \&cb)
2709		3111
…		…
2780		3182
2781	$ns->ext_reply ($reply, @reply)	3183	$ns->ext_reply ($reply, @reply)
2782	if $reply;	3184	if $reply;
2783		3185
2784	} else {	3186	} else {
2785	warn "client " . ($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";
2786	}	3188	}
2787		3189
2788	cf::override;	3190	cf::override;
2789	},	3191	},
2790	);	3192	);
…		…
2810		3212
2811	$coro	3213	$coro
2812	}	3214	}
2813		3215
2814	cf::client->attach (	3216	cf::client->attach (
2815	on_destroy => sub {	3217	on_client_destroy => sub {
2816	my ($ns) = @_;	3218	my ($ns) = @_;
2817		3219
2818	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3220	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2819	},	3221	},
2820	);	3222	);
…		…
2836	our $safe_hole = new Safe::Hole;	3238	our $safe_hole = new Safe::Hole;
2837		3239
2838	$SIG{FPE} = 'IGNORE';	3240	$SIG{FPE} = 'IGNORE';
2839		3241
2840	$safe->permit_only (Opcode::opset qw(	3242	$safe->permit_only (Opcode::opset qw(
2841	:base_core :base_mem :base_orig :base_math	3243	:base_core :base_mem :base_orig :base_math :base_loop
2842	grepstart grepwhile mapstart mapwhile	3244	grepstart grepwhile mapstart mapwhile
2843	sort time	3245	sort time
2844	));	3246	));
2845		3247
2846	# here we export the classes and methods available to script code	3248	# here we export the classes and methods available to script code
…		…
2848	=pod	3250	=pod
2849		3251
2850	The following functions and methods are available within a safe environment:	3252	The following functions and methods are available within a safe environment:
2851		3253
2852	cf::object	3254	cf::object
2853	contr pay_amount pay_player map x y force_find force_add	3255	contr pay_amount pay_player map x y force_find force_add destroy
2854	insert remove name archname title slaying race decrease_ob_nr	3256	insert remove name archname title slaying race decrease split
		3257	value
2855		3258
2856	cf::object::player	3259	cf::object::player
2857	player	3260	player
2858		3261
2859	cf::player	3262	cf::player
…		…
2864		3267
2865	=cut	3268	=cut
2866		3269
2867	for (	3270	for (
2868	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3271	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2869	insert remove inv name archname title slaying race	3272	insert remove inv nrof name archname title slaying race
2870	decrease_ob_nr)],	3273	decrease split destroy change_exp value msg lore send_msg)],
2871	["cf::object::player" => qw(player)],	3274	["cf::object::player" => qw(player)],
2872	["cf::player" => qw(peaceful)],	3275	["cf::player" => qw(peaceful send_msg)],
2873	["cf::map" => qw(trigger)],	3276	["cf::map" => qw(trigger)],
2874	) {	3277	) {
2875	no strict 'refs';
2876	my ($pkg, @funs) = @$_;	3278	my ($pkg, @funs) = @$_;
2877	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3279	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2878	for @funs;	3280	for @funs;
2879	}	3281	}
2880		3282
…		…
2895		3297
2896	my $qcode = $code;	3298	my $qcode = $code;
2897	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3299	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2898	$qcode =~ s/\n/\\n/g;	3300	$qcode =~ s/\n/\\n/g;
2899		3301
		3302	%vars = (_dummy => 0) unless %vars;
		3303
		3304	my @res;
2900	local $_;	3305	local $_;
2901	local @safe::cf::_safe_eval_args = values %vars;
2902		3306
2903	my $eval =	3307	my $eval =
2904	"do {\n"	3308	"do {\n"
2905	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3309	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2906	. "#line 0 \"{$qcode}\"\n"	3310	. "#line 0 \"{$qcode}\"\n"
2907	. $code	3311	. $code
2908	. "\n}"	3312	. "\n}"
2909	;	3313	;
2910		3314
		3315	if ($CFG{safe_eval}) {
2911	sub_generation_inc;	3316	sub_generation_inc;
		3317	local @safe::cf::_safe_eval_args = values %vars;
2912	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3318	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2913	sub_generation_inc;	3319	sub_generation_inc;
		3320	} else {
		3321	local @cf::_safe_eval_args = values %vars;
		3322	@res = wantarray ? eval eval : scalar eval $eval;
		3323	}
2914		3324
2915	if ($@) {	3325	if ($@) {
2916	warn "$@";	3326	warn "$@",
2917	warn "while executing safe code '$code'\n";	3327	"while executing safe code '$code'\n",
2918	warn "with arguments " . (join " ", %vars) . "\n";	3328	"with arguments " . (join " ", %vars) . "\n";
2919	}	3329	}
2920		3330
2921	wantarray ? @res : $res[0]	3331	wantarray ? @res : $res[0]
2922	}	3332	}
2923		3333
…		…
2937	=cut	3347	=cut
2938		3348
2939	sub register_script_function {	3349	sub register_script_function {
2940	my ($fun, $cb) = @_;	3350	my ($fun, $cb) = @_;
2941		3351
2942	no strict 'refs';	3352	$fun = "safe::$fun" if $CFG{safe_eval};
2943	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3353	*$fun = $safe_hole->wrap ($cb);
2944	}	3354	}
2945		3355
2946	=back	3356	=back
2947		3357
2948	=cut	3358	=cut
2949		3359
2950	#############################################################################	3360	#############################################################################
2951	# 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 $dummy2;
		3396
		3397	# execute some stuff so perl load's some of the core modules
		3398	/Ü/ =~ /ü/i;
		3399	eval { &Storable::nstore_fd };
		3400
		3401	@INC = (\&inc_loader, @ORIG_INC); # @ORIG_INC is needed for DynaLoader, AutoLoad etc.
		3402
		3403	debug "module loading will be asynchronous from this point on.";
		3404	}
2952		3405
2953	sub load_facedata($) {	3406	sub load_facedata($) {
2954	my ($path) = @_;	3407	my ($path) = @_;
2955		3408
2956	# 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
2957	# for this (global event?)	3410	# for this (global event?)
2958	%ext::player_env::MUSIC_FACE_CACHE = ();	3411	%ext::player_env::MUSIC_FACE_CACHE = ();
2959		3412
2960	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3413	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2961		3414
2962	warn "loading facedata from $path\n";	3415	trace "loading facedata from $path\n";
2963		3416
2964	my $facedata;	3417	my $facedata;
2965	0 < aio_load $path, $facedata	3418	0 < aio_load $path, $facedata
2966	or die "$path: $!";	3419	or die "$path: $!";
2967		3420
…		…
2969		3422
2970	$facedata->{version} == 2	3423	$facedata->{version} == 2
2971	or cf::cleanup "$path: version mismatch, cannot proceed.";	3424	or cf::cleanup "$path: version mismatch, cannot proceed.";
2972		3425
2973	# 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]);
2974	$facedata->{resource}{"res/exp_table"} = {	3428	$facedata->{resource}{"res/exp_table"} = {
2975	type => FT_RSRC,	3429	type => FT_RSRC,
2976	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),
2977	};	3432	};
2978	cf::cede_to_tick;	3433	cf::cede_to_tick;
2979		3434
2980	{	3435	{
2981	my $faces = $facedata->{faceinfo};	3436	my $faces = $facedata->{faceinfo};
2982		3437
2983	while (my ($face, $info) = each %$faces) {	3438	while (my ($face, $info) = each %$faces) {
2984	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3439	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3440
2985	cf::face::set_visibility $idx, $info->{visibility};	3441	cf::face::set_visibility $idx, $info->{visibility};
2986	cf::face::set_magicmap $idx, $info->{magicmap};	3442	cf::face::set_magicmap $idx, $info->{magicmap};
2987	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3443	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2988	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3444	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2989		3445
2990	cf::cede_to_tick;	3446	cf::cede_to_tick;
2991	}	3447	}
2992		3448
2993	while (my ($face, $info) = each %$faces) {	3449	while (my ($face, $info) = each %$faces) {
2994	next unless $info->{smooth};	3450	next unless $info->{smooth};
		3451
2995	my $idx = cf::face::find $face	3452	my $idx = cf::face::find $face
2996	or next;	3453	or next;
		3454
2997	if (my $smooth = cf::face::find $info->{smooth}) {	3455	if (my $smooth = cf::face::find $info->{smooth}) {
2998	cf::face::set_smooth $idx, $smooth;	3456	cf::face::set_smooth $idx, $smooth;
2999	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3457	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3000	} else {	3458	} else {
3001	warn "smooth face '$info->{smooth}' not found for face '$face'";	3459	error "smooth face '$info->{smooth}' not found for face '$face'";
3002	}	3460	}
3003		3461
3004	cf::cede_to_tick;	3462	cf::cede_to_tick;
3005	}	3463	}
3006	}	3464	}
…		…
3015		3473
3016	cf::anim::invalidate_all; # d'oh	3474	cf::anim::invalidate_all; # d'oh
3017	}	3475	}
3018		3476
3019	{	3477	{
3020	# TODO: for gcfclient pleasure, we should give resources
3021	# that gcfclient doesn't grok a >10000 face index.
3022	my $res = $facedata->{resource};	3478	my $res = $facedata->{resource};
3023		3479
3024	my $soundconf = delete $res->{"res/sound.conf"};
3025
3026	while (my ($name, $info) = each %$res) {	3480	while (my ($name, $info) = each %$res) {
		3481	if (defined $info->{type}) {
3027	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3482	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3028	my $data;
3029		3483
3030	if ($info->{type} & 1) {	3484	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3031	# prepend meta info	3485	cf::face::set_type $idx, $info->{type};
3032
3033	my $meta = $enc->encode ({
3034	name => $name,
3035	%{ $info->{meta} || {} },
3036	});
3037
3038	$data = pack "(w/a*)*", $meta, $info->{data};
3039	} else {	3486	} else {
3040	$data = $info->{data};	3487	$RESOURCE{$name} = $info; # unused
3041	}	3488	}
3042		3489
3043	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3044	cf::face::set_type $idx, $info->{type};
3045
3046	cf::cede_to_tick;	3490	cf::cede_to_tick;
3047	}	3491	}
3048
3049	if ($soundconf) {
3050	$soundconf = $enc->decode (delete $soundconf->{data});
3051
3052	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3053	my $sound = $soundconf->{compat}[$_]
3054	or next;
3055
3056	my $face = cf::face::find "sound/$sound->[1]";
3057	cf::sound::set $sound->[0] => $face;
3058	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3059	}
3060
3061	while (my ($k, $v) = each %{$soundconf->{event}}) {
3062	my $face = cf::face::find "sound/$v";
3063	cf::sound::set $k => $face;
3064	}
3065	}
3066	}	3492	}
		3493
		3494	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3067		3495
3068	1	3496	1
3069	}	3497	}
3070		3498
3071	register_exticmd fx_want => sub {	3499	register_exticmd fx_want => sub {
…		…
3073		3501
3074	while (my ($k, $v) = each %$want) {	3502	while (my ($k, $v) = each %$want) {
3075	$ns->fx_want ($k, $v);	3503	$ns->fx_want ($k, $v);
3076	}	3504	}
3077	};	3505	};
		3506
		3507	sub load_resource_file($) {
		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	$status
		3515	}
3078		3516
3079	sub reload_regions {	3517	sub reload_regions {
3080	# HACK to clear player env face cache, we need some signal framework	3518	# HACK to clear player env face cache, we need some signal framework
3081	# for this (global event?)	3519	# for this (global event?)
3082	%ext::player_env::MUSIC_FACE_CACHE = ();	3520	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3096	}	3534	}
3097		3535
3098	sub reload_archetypes {	3536	sub reload_archetypes {
3099	load_resource_file "$DATADIR/archetypes"	3537	load_resource_file "$DATADIR/archetypes"
3100	or die "unable to load archetypes\n";	3538	or die "unable to load archetypes\n";
3101	#d# NEED to laod twice to resolve forward references
3102	# this really needs to be done in an extra post-pass
3103	# (which needs to be synchronous, so solve it differently)
3104	load_resource_file "$DATADIR/archetypes"
3105	or die "unable to load archetypes\n";
3106	}	3539	}
3107		3540
3108	sub reload_treasures {	3541	sub reload_treasures {
3109	load_resource_file "$DATADIR/treasures"	3542	load_resource_file "$DATADIR/treasures"
3110	or die "unable to load treasurelists\n";	3543	or die "unable to load treasurelists\n";
3111	}	3544	}
3112		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
3113	sub reload_resources {	3569	sub reload_resources {
3114	warn "reloading resource files...\n";	3570	trace "reloading resource files...\n";
3115		3571
		3572	reload_facedata;
		3573	reload_sound;
		3574	reload_archetypes;
3116	reload_regions;	3575	reload_regions;
3117	reload_facedata;
3118	#reload_archetypes;#d#
3119	reload_archetypes;
3120	reload_treasures;	3576	reload_treasures;
3121		3577
3122	warn "finished reloading resource files\n";	3578	trace "finished reloading resource files\n";
3123	}
3124
3125	sub init {
3126	reload_resources;
3127	}	3579	}
3128		3580
3129	sub reload_config {	3581	sub reload_config {
		3582	trace "reloading config file...\n";
		3583
3130	open my $fh, "<:utf8", "$CONFDIR/config"	3584	open my $fh, "<:utf8", "$CONFDIR/config"
3131	or return;	3585	or return;
3132		3586
3133	local $/;	3587	local $/;
3134	*CFG = YAML::Syck::Load <$fh>;	3588	*CFG = YAML::XS::Load scalar <$fh>;
3135		3589
3136	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3590	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3137		3591
3138	$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};
3139	$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};
3140		3594
3141	if (exists $CFG{mlockall}) {	3595	if (exists $CFG{mlockall}) {
…		…
3143	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3597	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3144	and die "WARNING: m(un)lockall failed: $!\n";	3598	and die "WARNING: m(un)lockall failed: $!\n";
3145	};	3599	};
3146	warn $@ if $@;	3600	warn $@ if $@;
3147	}	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;
3148	}	3632	}
3149		3633
3150	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
3151	# we must not ever block the main coroutine	3644	# we must not ever block the main coroutine
3152	local $Coro::idle = sub {	3645	local $Coro::idle = sub {
3153	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#
3154	(async {	3647	(async {
3155	Event::one_event;	3648	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3649	EV::loop EV::LOOP_ONESHOT;
3156	})->prio (Coro::PRIO_MAX);	3650	})->prio (Coro::PRIO_MAX);
3157	};	3651	};
3158		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;
3159	reload_config;	3667	reload_config;
3160	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
3161	load_extensions;	3678	load_extensions;
3162		3679
3163	$TICK_WATCHER->start;	3680	utime time, time, $RUNTIMEFILE;
3164	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;
3165	}	3698	}
3166		3699
3167	#############################################################################	3700	#############################################################################
3168	# initialisation and cleanup	3701	# initialisation and cleanup
3169		3702
3170	# install some emergency cleanup handlers	3703	# install some emergency cleanup handlers
3171	BEGIN {	3704	BEGIN {
		3705	our %SIGWATCHER = ();
3172	for my $signal (qw(INT HUP TERM)) {	3706	for my $signal (qw(INT HUP TERM)) {
3173	Event->signal (	3707	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3174	reentrant => 0,
3175	data => WF_AUTOCANCEL,
3176	signal => $signal,
3177	prio => 0,
3178	cb => sub {
3179	cf::cleanup "SIG$signal";	3708	cf::cleanup "SIG$signal";
3180	},
3181	);	3709	};
3182	}	3710	}
3183	}	3711	}
3184		3712
3185	sub write_runtime {	3713	sub write_runtime_sync {
3186	my $runtime = "$LOCALDIR/runtime";	3714	my $t0 = AE::time;
3187		3715
3188	# first touch the runtime file to show we are still running:	3716	# first touch the runtime file to show we are still running:
3189	# the fsync below can take a very very long time.	3717	# the fsync below can take a very very long time.
3190		3718
3191	IO::AIO::aio_utime $runtime, undef, undef;	3719	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3192		3720
3193	my $guard = cf::lock_acquire "write_runtime";	3721	my $guard = cf::lock_acquire "write_runtime";
3194		3722
3195	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3723	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3196	or return;	3724	or return;
3197		3725
3198	my $value = $cf::RUNTIME + 90 + 10;	3726	my $value = $cf::RUNTIME + 90 + 10;
3199	# 10 is the runtime save interval, for a monotonic clock	3727	# 10 is the runtime save interval, for a monotonic clock
3200	# 60 allows for the watchdog to kill the server.	3728	# 60 allows for the watchdog to kill the server.
…		…
3210	aio_utime $fh, undef, undef;	3738	aio_utime $fh, undef, undef;
3211		3739
3212	close $fh	3740	close $fh
3213	or return;	3741	or return;
3214		3742
3215	aio_rename "$runtime~", $runtime	3743	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3216	and return;	3744	and return;
3217		3745
3218	warn "runtime file written.\n";	3746	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3219		3747
3220	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 };
3221	}	3799	}
3222		3800
3223	sub emergency_save() {	3801	sub emergency_save() {
3224	my $freeze_guard = cf::freeze_mainloop;	3802	my $freeze_guard = cf::freeze_mainloop;
3225		3803
3226	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;
3227		3810
3228	cf::sync_job {	3811	cf::sync_job {
		3812	cf::write_runtime_sync; # external watchdog should not bark
		3813
3229	# use a peculiar iteration method to avoid tripping on perl	3814	# use a peculiar iteration method to avoid tripping on perl
3230	# refcount bugs in for. also avoids problems with players	3815	# refcount bugs in for. also avoids problems with players
3231	# and maps saved/destroyed asynchronously.	3816	# and maps saved/destroyed asynchronously.
3232	warn "begin emergency player save\n";	3817	info "emergency_perl_save: begin player save\n";
3233	for my $login (keys %cf::PLAYER) {	3818	for my $login (keys %cf::PLAYER) {
3234	my $pl = $cf::PLAYER{$login} or next;	3819	my $pl = $cf::PLAYER{$login} or next;
3235	$pl->valid or next;	3820	$pl->valid or next;
		3821	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3236	$pl->save;	3822	$pl->save;
3237	}	3823	}
3238	warn "end emergency player save\n";	3824	info "emergency_perl_save: end player save\n";
3239		3825
3240	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";
3241	for my $path (keys %cf::MAP) {	3829	for my $path (keys %cf::MAP) {
3242	my $map = $cf::MAP{$path} or next;	3830	my $map = $cf::MAP{$path} or next;
3243	$map->valid or next;	3831	$map->valid or next;
3244	$map->save;	3832	$map->save;
3245	}	3833	}
3246	warn "end emergency map save\n";	3834	info "emergency_perl_save: end map save\n";
3247		3835
3248	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";
3249	BDB::db_env_txn_checkpoint $DB_ENV;	3839	BDB::db_env_txn_checkpoint $DB_ENV;
3250	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 $DB_ENV;
		3850
		3851	info "emergency_perl_save: starting sync\n";
		3852	IO::AIO::aio_sync sub {
		3853	info "emergency_perl_save: finished sync\n";
		3854	};
		3855
		3856	cf::write_runtime_sync; # external watchdog should not bark
		3857
		3858	trace "emergency_perl_save: flushing outstanding aio requests";
		3859	while (IO::AIO::nreqs || BDB::nreqs) {
		3860	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3861	}
		3862
		3863	cf::write_runtime_sync; # external watchdog should not bark
3251	};	3864	};
3252		3865
3253	warn "leave emergency perl save\n";	3866	info "emergency_perl_save: leave\n";
3254	}	3867	}
3255		3868
3256	sub post_cleanup {	3869	sub post_cleanup {
3257	my ($make_core) = @_;	3870	my ($make_core) = @_;
3258		3871
		3872	IO::AIO::flush;
		3873
3259	warn Carp::longmess "post_cleanup backtrace"	3874	error Carp::longmess "post_cleanup backtrace"
3260	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	}
3261	}	3904	}
3262		3905
3263	sub do_reload_perl() {	3906	sub do_reload_perl() {
3264	# can/must only be called in main	3907	# can/must only be called in main
3265	if ($Coro::current != $Coro::main) {	3908	if (in_main) {
3266	warn "can only reload from main coroutine";	3909	error "can only reload from main coroutine";
3267	return;	3910	return;
3268	}	3911	}
3269		3912
		3913	return if $RELOAD++;
		3914
		3915	my $t1 = AE::time;
		3916
		3917	while ($RELOAD) {
3270	warn "reloading...";	3918	info "reloading...";
3271		3919
3272	warn "entering sync_job";	3920	trace "entering sync_job";
3273		3921
3274	cf::sync_job {	3922	cf::sync_job {
3275	cf::write_runtime; # external watchdog should not bark
3276	cf::emergency_save;	3923	cf::emergency_save;
3277	cf::write_runtime; # external watchdog should not bark
3278		3924
3279	warn "syncing database to disk";
3280	BDB::db_env_txn_checkpoint $DB_ENV;
3281
3282	# if anything goes wrong in here, we should simply crash as we already saved
3283
3284	warn "cancelling all WF_AUTOCANCEL watchers";
3285	for (Event::all_watchers) {
3286	$_->cancel if $_->data & WF_AUTOCANCEL;
3287	}
3288
3289	warn "flushing outstanding aio requests";
3290	for (;;) {
3291	BDB::flush;
3292	IO::AIO::flush;
3293	Coro::cede;
3294	last unless IO::AIO::nreqs || BDB::nreqs;
3295	warn "iterate...";
3296	}
3297
3298	++$RELOAD;
3299
3300	warn "cancelling all extension coros";	3925	trace "cancelling all extension coros";
3301	$_->cancel for values %EXT_CORO;	3926	$_->cancel for values %EXT_CORO;
3302	%EXT_CORO = ();	3927	%EXT_CORO = ();
3303		3928
3304	warn "removing commands";	3929	trace "removing commands";
3305	%COMMAND = ();	3930	%COMMAND = ();
3306		3931
3307	warn "removing ext/exti commands";	3932	trace "removing ext/exti commands";
3308	%EXTCMD = ();	3933	%EXTCMD = ();
3309	%EXTICMD = ();	3934	%EXTICMD = ();
3310		3935
3311	warn "unloading/nuking all extensions";	3936	trace "unloading/nuking all extensions";
3312	for my $pkg (@EXTS) {	3937	for my $pkg (@EXTS) {
3313	warn "... unloading $pkg";	3938	trace "... unloading $pkg";
3314		3939
3315	if (my $cb = $pkg->can ("unload")) {	3940	if (my $cb = $pkg->can ("unload")) {
3316	eval {	3941	eval {
3317	$cb->($pkg);	3942	$cb->($pkg);
3318	1	3943	1
3319	} 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;
3320	}	3949	}
3321		3950
3322	warn "... nuking $pkg";
3323	Symbol::delete_package $pkg;
3324	}
3325
3326	warn "unloading all perl modules loaded from $LIBDIR";	3951	trace "unloading all perl modules loaded from $LIBDIR";
3327	while (my ($k, $v) = each %INC) {	3952	while (my ($k, $v) = each %INC) {
3328	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3953	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3329		3954
3330	warn "... unloading $k";	3955	trace "... unloading $k";
3331	delete $INC{$k};	3956	delete $INC{$k};
3332		3957
3333	$k =~ s/\.pm$//;	3958	$k =~ s/\.pm$//;
3334	$k =~ s/\//::/g;	3959	$k =~ s/\//::/g;
3335		3960
3336	if (my $cb = $k->can ("unload_module")) {	3961	if (my $cb = $k->can ("unload_module")) {
3337	$cb->();	3962	$cb->();
		3963	}
		3964
		3965	clear_package $k;
3338	}	3966	}
3339		3967
3340	Symbol::delete_package $k;
3341	}
3342
3343	warn "getting rid of safe::, as good as possible";	3968	trace "getting rid of safe::, as good as possible";
3344	Symbol::delete_package "safe::$_"	3969	clear_package "safe::$_"
3345	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);
3346		3971
3347	warn "unloading cf.pm \"a bit\"";	3972	trace "unloading cf.pm \"a bit\"";
3348	delete $INC{"cf.pm"};	3973	delete $INC{"cf.pm"};
3349	delete $INC{"cf/pod.pm"};	3974	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3350		3975
3351	# don't, removes xs symbols, too,	3976	# don't, removes xs symbols, too,
3352	# and global variables created in xs	3977	# and global variables created in xs
3353	#Symbol::delete_package __PACKAGE__;	3978	#clear_package __PACKAGE__;
3354		3979
3355	warn "unload completed, starting to reload now";	3980	info "unload completed, starting to reload now";
3356		3981
3357	warn "reloading cf.pm";	3982	trace "reloading cf.pm";
3358	require cf;	3983	require cf;
3359	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3984	cf::_connect_to_perl_1;
3360		3985
3361	warn "loading config and database again";	3986	trace "loading config and database again";
3362	cf::reload_config;	3987	cf::reload_config;
3363		3988
3364	warn "loading extensions";	3989	trace "loading extensions";
3365	cf::load_extensions;	3990	cf::load_extensions;
3366		3991
		3992	if ($REATTACH_ON_RELOAD) {
3367	warn "reattaching attachments to objects/players";	3993	trace "reattaching attachments to objects/players";
3368	_global_reattach; # objects, sockets	3994	_global_reattach; # objects, sockets
3369	warn "reattaching attachments to maps";	3995	trace "reattaching attachments to maps";
3370	reattach $_ for values %MAP;	3996	reattach $_ for values %MAP;
3371	warn "reattaching attachments to players";	3997	trace "reattaching attachments to players";
3372	reattach $_ for values %PLAYER;	3998	reattach $_ for values %PLAYER;
		3999	}
3373		4000
		4001	trace "running post_init jobs";
		4002	(pop @POST_INIT)->(1) while @POST_INIT;
		4003
3374	warn "leaving sync_job";	4004	trace "leaving sync_job";
3375		4005
3376	1	4006	1
3377	} or do {	4007	} or do {
3378	warn $@;	4008	error $@;
3379	warn "error while reloading, exiting.";	4009	cf::cleanup "error while reloading, exiting.";
3380	exit 1;	4010	};
		4011
		4012	info "reloaded";
		4013	--$RELOAD;
3381	};	4014	}
3382		4015
3383	warn "reloaded";	4016	$t1 = AE::time - $t1;
		4017	info "reload completed in ${t1}s\n";
3384	};	4018	};
3385		4019
3386	our $RELOAD_WATCHER; # used only during reload	4020	our $RELOAD_WATCHER; # used only during reload
3387		4021
3388	sub reload_perl() {	4022	sub reload_perl() {
3389	# doing reload synchronously and two reloads happen back-to-back,	4023	# doing reload synchronously and two reloads happen back-to-back,
3390	# coro crashes during coro_state_free->destroy here.	4024	# coro crashes during coro_state_free->destroy here.
3391		4025
3392	$RELOAD_WATCHER ||= Event->timer (	4026	$RELOAD_WATCHER ||= cf::async {
3393	reentrant => 0,	4027	Coro::AIO::aio_wait cache_extensions;
3394	after => 0,	4028
3395	data => WF_AUTOCANCEL,	4029	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3396	cb => sub {
3397	do_reload_perl;	4030	do_reload_perl;
3398	undef $RELOAD_WATCHER;	4031	undef $RELOAD_WATCHER;
3399	},	4032	};
3400	);	4033	};
3401	}	4034	}
3402		4035
3403	register_command "reload" => sub {	4036	register_command "reload" => sub {
3404	my ($who, $arg) = @_;	4037	my ($who, $arg) = @_;
3405		4038
3406	if ($who->flag (FLAG_WIZ)) {	4039	if ($who->flag (FLAG_WIZ)) {
3407	$who->message ("reloading server.");	4040	$who->message ("reloading server.");
		4041	async {
		4042	$Coro::current->{desc} = "perl_reload";
3408	async { reload_perl };	4043	reload_perl;
		4044	};
3409	}	4045	}
3410	};	4046	};
3411		4047
3412	unshift @INC, $LIBDIR;	4048	#############################################################################
3413		4049
3414	my $bug_warning = 0;	4050	my $bug_warning = 0;
3415		4051
3416	our @WAIT_FOR_TICK;	4052	our @WAIT_FOR_TICK;
3417	our @WAIT_FOR_TICK_BEGIN;	4053	our @WAIT_FOR_TICK_BEGIN;
3418		4054
3419	sub wait_for_tick {	4055	sub wait_for_tick {
3420	return unless $TICK_WATCHER->is_active;
3421	return if $Coro::current == $Coro::main;	4056	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3422		4057
3423	my $signal = new Coro::Signal;	4058	my $signal = new Coro::Signal;
3424	push @WAIT_FOR_TICK, $signal;	4059	push @WAIT_FOR_TICK, $signal;
3425	$signal->wait;	4060	$signal->wait;
3426	}	4061	}
3427		4062
3428	sub wait_for_tick_begin {	4063	sub wait_for_tick_begin {
3429	return unless $TICK_WATCHER->is_active;
3430	return if $Coro::current == $Coro::main;	4064	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3431		4065
3432	my $signal = new Coro::Signal;	4066	my $signal = new Coro::Signal;
3433	push @WAIT_FOR_TICK_BEGIN, $signal;	4067	push @WAIT_FOR_TICK_BEGIN, $signal;
3434	$signal->wait;	4068	$signal->wait;
3435	}	4069	}
3436		4070
3437	my $min = 1e6;#d#	4071	sub tick {
3438	my $avg = 10;
3439	$TICK_WATCHER = Event->timer (
3440	reentrant => 0,
3441	parked => 1,
3442	prio => 0,
3443	at => $NEXT_TICK || $TICK,
3444	data => WF_AUTOCANCEL,
3445	cb => sub {
3446	if ($Coro::current != $Coro::main) {	4072	if ($Coro::current != $Coro::main) {
3447	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"
3448	unless ++$bug_warning > 10;	4074	unless ++$bug_warning > 10;
3449	return;	4075	return;
3450	}	4076	}
3451		4077
3452	$NOW = $tick_start = Event::time;
3453
3454	cf::server_tick; # one server iteration	4078	cf::server_tick; # one server iteration
3455		4079
3456	0 && sync_job {#d#	4080	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3457	for(1..10) {
3458	my $t = Event::time;
3459	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3460	or die;
3461		4081
3462	$map->width (50);	4082	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3463	$map->height (50);	4083	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3464	$map->alloc;	4084	Coro::async_pool {
3465	$map->_load_objects ("/tmp/x.map", 1); #TODO: does not work	4085	$Coro::current->{desc} = "runtime saver";
3466	my $t = Event::time - $t;	4086	write_runtime_sync
3467		4087	or error "ERROR: unable to write runtime file: $!";
3468	#next unless $t < 0.0013;#d#
3469	if ($t < $min) {
3470	$min = $t;
3471	}
3472	$avg = $avg * 0.99 + $t * 0.01;
3473	}
3474	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3475	exit 0;
3476	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3477	};	4088	};
		4089	}
3478		4090
3479	$RUNTIME += $TICK;
3480	$NEXT_TICK += $TICK;
3481
3482	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3483	$NEXT_RUNTIME_WRITE = $NOW + 10;
3484	Coro::async_pool {
3485	write_runtime
3486	or warn "ERROR: unable to write runtime file: $!";
3487	};
3488	}
3489
3490	# my $AFTER = Event::time;
3491	# warn $AFTER - $NOW;#d#
3492
3493	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4091	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3494	$sig->send;	4092	$sig->send;
3495	}	4093	}
3496	while (my $sig = shift @WAIT_FOR_TICK) {	4094	while (my $sig = shift @WAIT_FOR_TICK) {
3497	$sig->send;	4095	$sig->send;
3498	}	4096	}
3499		4097
3500	$NOW = Event::time;	4098	$LOAD = ($NOW - $TICK_START) / $TICK;
3501
3502	# if we are delayed by four ticks or more, skip them all
3503	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3504
3505	$TICK_WATCHER->at ($NEXT_TICK);
3506	$TICK_WATCHER->start;
3507
3508	$LOAD = ($NOW - $tick_start) / $TICK;
3509	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4099	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3510		4100
3511	_post_tick;	4101	if (0) {
3512		4102	if ($NEXT_TICK) {
3513		4103	my $jitter = $TICK_START - $NEXT_TICK;
		4104	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4105	debug "jitter $JITTER\n";#d#
		4106	}
3514	},	4107	}
3515	);	4108	}
3516		4109
3517	{	4110	{
3518	BDB::max_poll_time $TICK * 0.1;	4111	# configure BDB
3519	$BDB_POLL_WATCHER = Event->io (	4112
3520	reentrant => 0,
3521	fd => BDB::poll_fileno,
3522	poll => 'r',
3523	prio => 0,
3524	data => WF_AUTOCANCEL,
3525	cb => \&BDB::poll_cb,
3526	);
3527	BDB::min_parallel 8;	4113	BDB::min_parallel 16;
3528		4114	BDB::max_poll_reqs $TICK * 0.1;
3529	BDB::set_sync_prepare {	4115	$AnyEvent::BDB::WATCHER->priority (1);
3530	my $status;
3531	my $current = $Coro::current;
3532	(
3533	sub {
3534	$status = $!;
3535	$current->ready; undef $current;
3536	},
3537	sub {
3538	Coro::schedule while defined $current;
3539	$! = $status;
3540	},
3541	)
3542	};
3543		4116
3544	unless ($DB_ENV) {	4117	unless ($DB_ENV) {
3545	$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);
3546		4124
3547	cf::sync_job {	4125	cf::sync_job {
3548	eval {	4126	eval {
3549	BDB::db_env_open	4127	BDB::db_env_open
3550	$DB_ENV,	4128	$DB_ENV,
…		…
3552	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
3553	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4131	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3554	0666;	4132	0666;
3555		4133
3556	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4134	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3557
3558	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3559	$DB_ENV->set_lk_detect;
3560	};	4135	};
3561		4136
3562	cf::cleanup "db_env_open(db): $@" if $@;	4137	cf::cleanup "db_env_open(db): $@" if $@;
3563	};	4138	};
3564	}	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	};
3565	}	4150	}
3566		4151
3567	{	4152	{
		4153	# configure IO::AIO
		4154
3568	IO::AIO::min_parallel 8;	4155	IO::AIO::min_parallel 8;
3569
3570	undef $Coro::AIO::WATCHER;
3571	IO::AIO::max_poll_time $TICK * 0.1;	4156	IO::AIO::max_poll_time $TICK * 0.1;
3572	$AIO_POLL_WATCHER = Event->io (	4157	undef $AnyEvent::AIO::WATCHER;
3573	reentrant => 0,
3574	data => WF_AUTOCANCEL,
3575	fd => IO::AIO::poll_fileno,
3576	poll => 'r',
3577	prio => 6,
3578	cb => \&IO::AIO::poll_cb,
3579	);
3580	}	4158	}
3581		4159
3582	my $_log_backtrace;	4160	my $_log_backtrace;
3583		4161
3584	sub _log_backtrace {	4162	sub _log_backtrace {
…		…
3587	$msg =~ s/\n//;	4165	$msg =~ s/\n//;
3588		4166
3589	# limit the # of concurrent backtraces	4167	# limit the # of concurrent backtraces
3590	if ($_log_backtrace < 2) {	4168	if ($_log_backtrace < 2) {
3591	++$_log_backtrace;	4169	++$_log_backtrace;
		4170	my $perl_bt = Carp::longmess $msg;
3592	async {	4171	async {
		4172	$Coro::current->{desc} = "abt $msg";
		4173
3593	my @bt = fork_call {	4174	my @bt = fork_call {
3594	@addr = map { sprintf "%x", $_ } @addr;	4175	@addr = map { sprintf "%x", $_ } @addr;
3595	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4176	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3596	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 |"
3597	or die "addr2line: $!";	4178	or die "addr2line: $!";
…		…
3605	}	4186	}
3606		4187
3607	@funcs	4188	@funcs
3608	};	4189	};
3609		4190
3610	LOG llevInfo, "[ABT] $msg\n";	4191	LOG llevInfo, "[ABT] $perl_bt\n";
		4192	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3611	LOG llevInfo, "[ABT] $_\n" for @bt;	4193	LOG llevInfo, "[ABT] $_\n" for @bt;
3612	--$_log_backtrace;	4194	--$_log_backtrace;
3613	};	4195	};
3614	} else {	4196	} else {
3615	LOG llevInfo, "[ABT] $msg\n";	4197	LOG llevInfo, "[ABT] $msg\n";
3616	LOG llevInfo, "[ABT] [suppressed]\n";	4198	LOG llevInfo, "[ABT] [suppressed]\n";
3617	}	4199	}
3618	}	4200	}
3619		4201
3620	# load additional modules	4202	# load additional modules
3621	use cf::pod;	4203	require "cf/$_.pm" for @EXTRA_MODULES;
		4204	cf::_connect_to_perl_2;
3622		4205
3623	END { cf::emergency_save }	4206	END { cf::emergency_save }
3624		4207
3625	1	4208	1
3626		4209

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