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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.339 by root, Fri Aug 24 00:26:10 2007 UTC vs.
Revision 1.532 by root, Thu Apr 29 07:32:34 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use Storable;	32	use EV;
10	use Event;
11	use Opcode;	33	use Opcode;
12	use Safe;	34	use Safe;
13	use Safe::Hole;	35	use Safe::Hole;
		36	use Storable ();
		37	use Carp ();
14		38
		39	use Guard ();
15	use Coro 3.64 ();	40	use Coro ();
16	use Coro::State;	41	use Coro::State;
17	use Coro::Handle;	42	use Coro::Handle;
		43	use Coro::EV;
18	use Coro::Event;	44	use Coro::AnyEvent;
19	use Coro::Timer;	45	use Coro::Timer;
20	use Coro::Signal;	46	use Coro::Signal;
21	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
22	use Coro::AIO;	50	use Coro::AIO;
		51	use Coro::BDB 1.6;
23	use Coro::Storable;	52	use Coro::Storable;
24	use Coro::Util ();	53	use Coro::Util ();
25		54
26	use JSON::XS 1.4 ();	55	use JSON::XS 2.01 ();
27	use BDB ();	56	use BDB ();
28	use Data::Dumper;	57	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	58	use Fcntl;
31	use YAML::Syck ();	59	use YAML::XS ();
32	use IO::AIO 2.32 ();	60	use IO::AIO ();
33	use Time::HiRes;	61	use Time::HiRes;
34	use Compress::LZF;	62	use Compress::LZF;
35	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
36		66
37	# configure various modules to our taste	67	# configure various modules to our taste
38	#	68	#
39	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	70	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		71
		72	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		73
		74	# make sure c-lzf reinitialises itself
		75	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	76	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		77
43	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
44		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		80
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	98	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE; # unused
		112
		113	our $OUTPUT_RATE_MIN = 3000;
		114	our $OUTPUT_RATE_MAX = 1000000;
		115
		116	our $MAX_LINKS = 32; # how many chained exits to follow
		117	our $VERBOSE_IO = 1;
75		118
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	121	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		123
		124	our $BDB_DEADLOCK_WATCHER;
		125	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	127	our $DB_ENV;
		128
		129	our @EXTRA_MODULES = qw(pod match mapscript);
86		130
87	our %CFG;	131	our %CFG;
88		132
89	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	134	our $RUNTIME;
		135	our $NOW;
91		136
92	our %PLAYER; # all users	137	our (%PLAYER, %PLAYER_LOADING); # all users
93	our %MAP; # all maps	138	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	139	our $LINK_MAP; # the special {link} map, which is always available
95		140
96	# used to convert map paths into valid unix filenames by replacing / by ∕	141	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	142	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		143
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	144	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
		146	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	147	our $TICK_START; # for load detecting purposes
		148
		149	our @POST_INIT;
		150
		151	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		152	our $REALLY_UNLOOP; # never set to true, please :)
102		153
103	binmode STDOUT;	154	binmode STDOUT;
104	binmode STDERR;	155	binmode STDERR;
105		156
106	# read virtual server time, if available	157	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
111	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
112		165
113	mkdir $_	166	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		168
116	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
117		170
118	sub cf::map::normalise;	171	sub cf::map::normalise;
		172
		173	sub in_main() {
		174	$Coro::current == $Coro::main
		175	}
		176
		177	#############################################################################
		178
		179	%REFLECT = ();
		180	for (@REFLECT) {
		181	my $reflect = JSON::XS::decode_json $_;
		182	$REFLECT{$reflect->{class}} = $reflect;
		183	}
		184
		185	# this is decidedly evil
		186	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
119		187
120	#############################################################################	188	#############################################################################
121		189
122	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
123		191
…		…
159		227
160	The raw value load value from the last tick.	228	The raw value load value from the last tick.
161		229
162	=item %cf::CFG	230	=item %cf::CFG
163		231
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	232	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	233	from wherever your confdir points to.
166		234
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	235	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		236
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	237	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
170	returns directly I<after> the tick processing (and consequently, can only wake one process	238	returns directly I<after> the tick processing (and consequently, can only wake one process
171	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	239	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
172		240
173	=item @cf::INVOKE_RESULTS	241	=item @cf::INVOKE_RESULTS
174		242
175	This array contains the results of the last C<invoke ()> call. When	243	This array contains the results of the last C<invoke ()> call. When
176	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	244	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
177	that call.	245	that call.
178		246
		247	=item %cf::REFLECT
		248
		249	Contains, for each (C++) class name, a hash reference with information
		250	about object members (methods, scalars, arrays and flags) and other
		251	metadata, which is useful for introspection.
		252
179	=back	253	=back
180		254
181	=cut	255	=cut
182		256
183	BEGIN {	257	sub error(@) { LOG llevError, join "", @_ }
184	*CORE::GLOBAL::warn = sub {	258	sub warn (@) { LOG llevWarn , join "", @_ }
		259	sub info (@) { LOG llevInfo , join "", @_ }
		260	sub debug(@) { LOG llevDebug, join "", @_ }
		261	sub trace(@) { LOG llevTrace, join "", @_ }
		262
		263	$Coro::State::WARNHOOK = sub {
185	my $msg = join "", @_;	264	my $msg = join "", @_;
186		265
187	$msg .= "\n"	266	$msg .= "\n"
188	unless $msg =~ /\n$/;	267	unless $msg =~ /\n$/;
189		268
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	269	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		270
192	utf8::encode $msg;
193	LOG llevError, $msg;	271	LOG llevWarn, $msg;
194	};	272	};
195	}	273
		274	$Coro::State::DIEHOOK = sub {
		275	return unless $^S eq 0; # "eq", not "=="
		276
		277	error Carp::longmess $_[0];
		278
		279	if (in_main) {#d#
		280	error "DIEHOOK called in main context, Coro bug?\n";#d#
		281	return;#d#
		282	}#d#
		283
		284	# kill coroutine otherwise
		285	Coro::terminate
		286	};
196		287
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	288	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	289	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	290	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	291	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	298	for my $pkg (qw(
208	cf::global cf::attachable	299	cf::global cf::attachable
209	cf::object cf::object::player	300	cf::object cf::object::player
210	cf::client cf::player	301	cf::client cf::player
211	cf::arch cf::living	302	cf::arch cf::living
		303	cf::map cf::mapspace
212	cf::map cf::party cf::region	304	cf::party cf::region
213	)) {	305	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	306	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	307	}
217		308
218	$Event::DIED = sub {	309	$EV::DIED = sub {
219	warn "error in event callback: @_";	310	Carp::cluck "error in event callback: @_";
220	};	311	};
221		312
222	#############################################################################	313	#############################################################################
223		314
224	=head2 UTILITY FUNCTIONS	315	=head2 UTILITY FUNCTIONS
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	337	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	338	$d
248	} || "[unable to dump $_[0]: '$@']";	339	} || "[unable to dump $_[0]: '$@']";
249	}	340	}
250		341
251	=item $ref = cf::from_json $json	342	=item $ref = cf::decode_json $json
252		343
253	Converts a JSON string into the corresponding perl data structure.	344	Converts a JSON string into the corresponding perl data structure.
254		345
255	=item $json = cf::to_json $ref	346	=item $json = cf::encode_json $ref
256		347
257	Converts a perl data structure into its JSON representation.	348	Converts a perl data structure into its JSON representation.
258		349
259	=cut	350	=cut
260		351
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	352	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		353
263	sub to_json ($) { $json_coder->encode ($_[0]) }	354	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	355	sub decode_json($) { $json_coder->decode ($_[0]) }
		356
		357	=item cf::post_init { BLOCK }
		358
		359	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		360	but I<before> the server starts ticking again.
		361
		362	The cdoeblock will have a single boolean argument to indicate whether this
		363	is a reload or not.
		364
		365	=cut
		366
		367	sub post_init(&) {
		368	push @POST_INIT, shift;
		369	}
265		370
266	=item cf::lock_wait $string	371	=item cf::lock_wait $string
267		372
268	Wait until the given lock is available. See cf::lock_acquire.	373	Wait until the given lock is available. See cf::lock_acquire.
269		374
270	=item my $lock = cf::lock_acquire $string	375	=item my $lock = cf::lock_acquire $string
271		376
272	Wait until the given lock is available and then acquires it and returns	377	Wait until the given lock is available and then acquires it and returns
273	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	378	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
274	for example when the coroutine gets canceled), the lock is automatically	379	for example when the coroutine gets canceled), the lock is automatically
275	returned.	380	returned.
276		381
		382	Locks are *not* recursive, locking from the same coro twice results in a
		383	deadlocked coro.
		384
277	Lock names should begin with a unique identifier (for example, cf::map::find	385	Lock names should begin with a unique identifier (for example, cf::map::find
278	uses map_find and cf::map::load uses map_load).	386	uses map_find and cf::map::load uses map_load).
279		387
280	=item $locked = cf::lock_active $string	388	=item $locked = cf::lock_active $string
281		389
282	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.
283		391
284	=cut	392	=cut
285		393
286	our %LOCK;	394	our $LOCKS = new Coro::SemaphoreSet;
287		395
288	sub lock_wait($) {	396	sub lock_wait($) {
289	my ($key) = @_;	397	$LOCKS->wait ($_[0]);
290
291	# wait for lock, if any
292	while ($LOCK{$key}) {
293	push @{ $LOCK{$key} }, $Coro::current;
294	Coro::schedule;
295	}
296	}	398	}
297		399
298	sub lock_acquire($) {	400	sub lock_acquire($) {
299	my ($key) = @_;	401	$LOCKS->guard ($_[0])
300
301	# wait, to be sure we are not locked
302	lock_wait $key;
303
304	$LOCK{$key} = [];
305
306	Coro::guard {
307	# wake up all waiters, to be on the safe side
308	$_->ready for @{ delete $LOCK{$key} };
309	}
310	}	402	}
311		403
312	sub lock_active($) {	404	sub lock_active($) {
313	my ($key) = @_;	405	$LOCKS->count ($_[0]) < 1
314
315	! ! $LOCK{$key}
316	}	406	}
317		407
318	sub freeze_mainloop {	408	sub freeze_mainloop {
319	return unless $TICK_WATCHER->is_active;	409	tick_inhibit_inc;
320		410
321	my $guard = Coro::guard {	411	&Guard::guard (\&tick_inhibit_dec);
322	$TICK_WATCHER->start;	412	}
323	};	413
324	$TICK_WATCHER->stop;	414	=item cf::periodic $interval, $cb
325	$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($$) {
		422	my ($interval, $cb) = @_;
		423
		424	my $start = rand List::Util::min 180, $interval;
		425
		426	EV::periodic $start, $interval, 0, $cb
326	}	427	}
327		428
328	=item cf::get_slot $time[, $priority[, $name]]	429	=item cf::get_slot $time[, $priority[, $name]]
329		430
330	Allocate $time seconds of blocking CPU time at priority C<$priority>:	431	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
338		439
339	=cut	440	=cut
340		441
341	our @SLOT_QUEUE;	442	our @SLOT_QUEUE;
342	our $SLOT_QUEUE;	443	our $SLOT_QUEUE;
		444	our $SLOT_DECAY = 0.9;
343		445
344	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	446	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
345	$SLOT_QUEUE = Coro::async {	447	$SLOT_QUEUE = Coro::async {
		448	$Coro::current->desc ("timeslot manager");
		449
346	my $signal = new Coro::Signal;	450	my $signal = new Coro::Signal;
		451	my $busy;
347		452
348	while () {	453	while () {
349	next_job:	454	next_job:
		455
350	my $avail = cf::till_tick;	456	my $avail = cf::till_tick;
351	if ($avail > 0.01) {	457
352	for (0 .. $#SLOT_QUEUE) {	458	for (0 .. $#SLOT_QUEUE) {
353	if ($SLOT_QUEUE[$_][0] < $avail) {	459	if ($SLOT_QUEUE[$_][0] <= $avail) {
		460	$busy = 0;
354	my $job = splice @SLOT_QUEUE, $_, 1, ();	461	my $job = splice @SLOT_QUEUE, $_, 1, ();
355	$job->[2]->send;	462	$job->[2]->send;
356	Coro::cede;	463	Coro::cede;
357	goto next_job;	464	goto next_job;
358	}	465	} else {
		466	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
359	}	467	}
360	}	468	}
361		469
362	if (@SLOT_QUEUE) {	470	if (@SLOT_QUEUE) {
363	# we do not use wait_For_tick() as it returns immediately when tick is inactive	471	# we do not use wait_for_tick() as it returns immediately when tick is inactive
364	push @cf::WAIT_FOR_TICK, $signal;	472	push @cf::WAIT_FOR_TICK, $signal;
365	$signal->wait;	473	$signal->wait;
366	} else {	474	} else {
		475	$busy = 0;
367	Coro::schedule;	476	Coro::schedule;
368	}	477	}
369	}	478	}
370	};	479	};
371		480
372	sub get_slot($;$$) {	481	sub get_slot($;$$) {
		482	return if tick_inhibit || $Coro::current == $Coro::main;
		483
373	my ($time, $pri, $name) = @_;	484	my ($time, $pri, $name) = @_;
374		485
375	$time = $TICK * .6 if $time > $TICK * .6;	486	$time = clamp $time, 0.01, $TICK * .6;
		487
376	my $sig = new Coro::Signal;	488	my $sig = new Coro::Signal;
377		489
378	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	490	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
379	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	491	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
380	$SLOT_QUEUE->ready;	492	$SLOT_QUEUE->ready;
…		…
391		503
392	BEGIN { *async = \&Coro::async_pool }	504	BEGIN { *async = \&Coro::async_pool }
393		505
394	=item cf::sync_job { BLOCK }	506	=item cf::sync_job { BLOCK }
395		507
396	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	508	The design of Deliantra requires that the main coroutine ($Coro::main)
397	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
398	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
399	acceptable.	511	acceptable.
400		512
401	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
402	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
…		…
407		519
408	sub sync_job(&) {	520	sub sync_job(&) {
409	my ($job) = @_;	521	my ($job) = @_;
410		522
411	if ($Coro::current == $Coro::main) {	523	if ($Coro::current == $Coro::main) {
412	my $time = Event::time;	524	my $time = AE::time;
413		525
414	# this is the main coro, too bad, we have to block	526	# this is the main coro, too bad, we have to block
415	# till the operation succeeds, freezing the server :/	527	# till the operation succeeds, freezing the server :/
416		528
417	# TODO: use suspend/resume instead	529	LOG llevError, Carp::longmess "sync job";#d#
418	# (but this is cancel-safe)	530
419	my $freeze_guard = freeze_mainloop;	531	my $freeze_guard = freeze_mainloop;
420		532
421	my $busy = 1;	533	my $busy = 1;
422	my @res;	534	my @res;
423		535
424	(async {	536	(async {
		537	$Coro::current->desc ("sync job coro");
425	@res = eval { $job->() };	538	@res = eval { $job->() };
426	warn $@ if $@;	539	error $@ if $@;
427	undef $busy;	540	undef $busy;
428	})->prio (Coro::PRIO_MAX);	541	})->prio (Coro::PRIO_MAX);
429		542
430	while ($busy) {	543	while ($busy) {
431	Coro::cede or Event::one_event;	544	if (Coro::nready) {
		545	Coro::cede_notself;
		546	} else {
		547	EV::loop EV::LOOP_ONESHOT;
432	}	548	}
		549	}
433		550
434	$time = Event::time - $time;	551	my $time = AE::time - $time;
435		552
436	LOG llevError | logBacktrace, Carp::longmess "long sync job"
437	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
438
439	$tick_start += $time; # do not account sync jobs to server load	553	$TICK_START += $time; # do not account sync jobs to server load
440		554
441	wantarray ? @res : $res[0]	555	wantarray ? @res : $res[0]
442	} else {	556	} else {
443	# we are in another coroutine, how wonderful, everything just works	557	# we are in another coroutine, how wonderful, everything just works
444		558
…		…
469	=item fork_call { }, $args	583	=item fork_call { }, $args
470		584
471	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
472	process, returning the results. Everything must be serialisable with	586	process, returning the results. Everything must be serialisable with
473	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
474	never block itself or use any form of Event handling.	588	never block itself or use any form of event handling.
475		589
476	=cut	590	=cut
477		591
478	sub fork_call(&@) {	592	sub fork_call(&@) {
479	my ($cb, @args) = @_;	593	my ($cb, @args) = @_;
480		594
481	# we seemingly have to make a local copy of the whole thing,	595	# we seemingly have to make a local copy of the whole thing,
482	# otherwise perl prematurely frees the stuff :/	596	# otherwise perl prematurely frees the stuff :/
483	# TODO: investigate and fix (liekly this will be rather laborious)	597	# TODO: investigate and fix (likely this will be rather laborious)
484		598
485	my @res = Coro::Util::fork_eval {	599	my @res = Coro::Util::fork_eval {
486	reset_signals;	600	reset_signals;
487	&$cb	601	&$cb
488	}, @args;	602	}, @args;
489		603
490	wantarray ? @res : $res[-1]	604	wantarray ? @res : $res[-1]
491	}	605	}
492		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
493	=item $value = cf::db_get $family => $key	645	=item $value = cf::db_get $family => $key
494		646
495	Returns a single value from the environment database.	647	Returns a single value from the environment database.
496		648
497	=item cf::db_put $family => $key => $value	649	=item cf::db_put $family => $key => $value
498		650
499	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
500	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).
501		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
502	=cut	659	=cut
		660
		661	sub db_table($) {
		662	my ($name) = @_;
		663	my $db = BDB::db_create $DB_ENV;
		664
		665	eval {
		666	$db->set_flags (BDB::CHKSUM);
		667
		668	utf8::encode $name;
		669	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		670	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		671	cf::cleanup "db_open(db): $!" if $!;
		672	};
		673	cf::cleanup "db_open(db): $@" if $@;
		674
		675	$db
		676	}
503		677
504	our $DB;	678	our $DB;
505		679
506	sub db_init {	680	sub db_init {
507	unless ($DB) {
508	$DB = BDB::db_create $DB_ENV;
509
510	cf::sync_job {	681	cf::sync_job {
511	eval {	682	$DB ||= db_table "db";
512	$DB->set_flags (BDB::CHKSUM);
513
514	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
515	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
516	cf::cleanup "db_open(db): $!" if $!;
517	};
518	cf::cleanup "db_open(db): $@" if $@;
519	};
520	}	683	};
521	}	684	}
522		685
523	sub db_get($$) {	686	sub db_get($$) {
524	my $key = "$_[0]/$_[1]";	687	my $key = "$_[0]/$_[1]";
525		688
…		…
575	if (1) {	738	if (1) {
576	$md5 =	739	$md5 =
577	join "\x00",	740	join "\x00",
578	$processversion,	741	$processversion,
579	map {	742	map {
580	Coro::cede;	743	cf::cede_to_tick;
581	($src->[$_], Digest::MD5::md5_hex $data[$_])	744	($src->[$_], Digest::MD5::md5_hex $data[$_])
582	} 0.. $#$src;	745	} 0.. $#$src;
583		746
584		747
585	my $dbmd5 = db_get cache => "$id/md5";	748	my $dbmd5 = db_get cache => "$id/md5";
…		…
592		755
593	my $t1 = Time::HiRes::time;	756	my $t1 = Time::HiRes::time;
594	my $data = $process->(\@data);	757	my $data = $process->(\@data);
595	my $t2 = Time::HiRes::time;	758	my $t2 = Time::HiRes::time;
596		759
597	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	760	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
598		761
599	db_put cache => "$id/data", $data;	762	db_put cache => "$id/data", $data;
600	db_put cache => "$id/md5" , $md5;	763	db_put cache => "$id/md5" , $md5;
601	db_put cache => "$id/meta", $meta;	764	db_put cache => "$id/meta", $meta;
602		765
…		…
612		775
613	=cut	776	=cut
614		777
615	sub datalog($@) {	778	sub datalog($@) {
616	my ($type, %kv) = @_;	779	my ($type, %kv) = @_;
617	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	780	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
618	}	781	}
619		782
620	=back	783	=back
621		784
622	=cut	785	=cut
623		786
624	#############################################################################	787	#############################################################################
625		788
626	=head2 ATTACHABLE OBJECTS	789	=head2 ATTACHABLE OBJECTS
627		790
628	Many objects in crossfire are so-called attachable objects. That means you can	791	Many objects in deliantra are so-called attachable objects. That means you can
629	attach callbacks/event handlers (a collection of which is called an "attachment")	792	attach callbacks/event handlers (a collection of which is called an "attachment")
630	to it. All such attachable objects support the following methods.	793	to it. All such attachable objects support the following methods.
631		794
632	In the following description, CLASS can be any of C<global>, C<object>	795	In the following description, CLASS can be any of C<global>, C<object>
633	C<player>, C<client> or C<map> (i.e. the attachable objects in	796	C<player>, C<client> or C<map> (i.e. the attachable objects in
634	Crossfire TRT).	797	Deliantra).
635		798
636	=over 4	799	=over 4
637		800
638	=item $attachable->attach ($attachment, key => $value...)	801	=item $attachable->attach ($attachment, key => $value...)
639		802
…		…
683	=item cf::CLASS::attachment $name, ...	846	=item cf::CLASS::attachment $name, ...
684		847
685	Register an attachment by C<$name> through which attachable objects of the	848	Register an attachment by C<$name> through which attachable objects of the
686	given CLASS can refer to this attachment.	849	given CLASS can refer to this attachment.
687		850
688	Some classes such as crossfire maps and objects can specify attachments	851	Some classes such as deliantra maps and objects can specify attachments
689	that are attached at load/instantiate time, thus the need for a name.	852	that are attached at load/instantiate time, thus the need for a name.
690		853
691	These calls expect any number of the following handler/hook descriptions:	854	These calls expect any number of the following handler/hook descriptions:
692		855
693	=over 4	856	=over 4
…		…
817		980
818	} elsif (exists $cb_id{$type}) {	981	} elsif (exists $cb_id{$type}) {
819	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	982	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
820		983
821	} elsif (ref $type) {	984	} elsif (ref $type) {
822	warn "attaching objects not supported, ignoring.\n";	985	error "attaching objects not supported, ignoring.\n";
823		986
824	} else {	987	} else {
825	shift @arg;	988	shift @arg;
826	warn "attach argument '$type' not supported, ignoring.\n";	989	error "attach argument '$type' not supported, ignoring.\n";
827	}	990	}
828	}	991	}
829	}	992	}
830		993
831	sub _object_attach {	994	sub _object_attach {
…		…
841	_attach $registry, $klass, @attach;	1004	_attach $registry, $klass, @attach;
842	}	1005	}
843		1006
844	$obj->{$name} = \%arg;	1007	$obj->{$name} = \%arg;
845	} else {	1008	} else {
846	warn "object uses attachment '$name' which is not available, postponing.\n";	1009	info "object uses attachment '$name' which is not available, postponing.\n";
847	}	1010	}
848		1011
849	$obj->{_attachment}{$name} = undef;	1012	$obj->{_attachment}{$name} = undef;
850	}	1013	}
851		1014
…		…
910		1073
911	for (@$callbacks) {	1074	for (@$callbacks) {
912	eval { &{$_->[1]} };	1075	eval { &{$_->[1]} };
913		1076
914	if ($@) {	1077	if ($@) {
915	warn "$@";
916	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1078	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
917	override;	1079	override;
918	}	1080	}
919		1081
920	return 1 if $override;	1082	return 1 if $override;
921	}	1083	}
922		1084
923	0	1085	0
924	}	1086	}
925		1087
926	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1088	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
927		1089
928	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1090	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
929		1091
930	Generate an object-specific event with the given arguments.	1092	Generate an object-specific event with the given arguments.
931		1093
…		…
937		1099
938	=cut	1100	=cut
939		1101
940	#############################################################################	1102	#############################################################################
941	# object support	1103	# object support
942	#
943		1104
		1105	sub _object_equal($$);
		1106	sub _object_equal($$) {
		1107	my ($a, $b) = @_;
		1108
		1109	return 0 unless (ref $a) eq (ref $b);
		1110
		1111	if ("HASH" eq ref $a) {
		1112	my @ka = keys %$a;
		1113	my @kb = keys %$b;
		1114
		1115	return 0 if @ka != @kb;
		1116
		1117	for (0 .. $#ka) {
		1118	return 0 unless $ka[$_] eq $kb[$_];
		1119	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1120	}
		1121
		1122	} elsif ("ARRAY" eq ref $a) {
		1123
		1124	return 0 if @$a != @$b;
		1125
		1126	for (0 .. $#$a) {
		1127	return 0 unless _object_equal $a->[$_], $b->[$_];
		1128	}
		1129
		1130	} elsif ($a ne $b) {
		1131	return 0;
		1132	}
		1133
		1134	1
		1135	}
		1136
		1137	our $SLOW_MERGES;#d#
944	sub _can_merge {	1138	sub _can_merge {
945	my ($ob1, $ob2) = @_;	1139	my ($ob1, $ob2) = @_;
946		1140
947	local $Storable::canonical = 1;	1141	++$SLOW_MERGES;#d#
948	my $fob1 = Storable::freeze $ob1;
949	my $fob2 = Storable::freeze $ob2;
950		1142
951	$fob1 eq $fob2	1143	# we do the slow way here
		1144	return _object_equal $ob1, $ob2
952	}	1145	}
953		1146
954	sub reattach {	1147	sub reattach {
955	# basically do the same as instantiate, without calling instantiate	1148	# basically do the same as instantiate, without calling instantiate
956	my ($obj) = @_;	1149	my ($obj) = @_;
957		1150
		1151	# no longer needed after getting rid of delete_package?
958	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1152	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
959		1153
960	my $registry = $obj->registry;	1154	my $registry = $obj->registry;
961		1155
962	@$registry = ();	1156	@$registry = ();
963		1157
…		…
968	for (@$attach) {	1162	for (@$attach) {
969	my ($klass, @attach) = @$_;	1163	my ($klass, @attach) = @$_;
970	_attach $registry, $klass, @attach;	1164	_attach $registry, $klass, @attach;
971	}	1165	}
972	} else {	1166	} else {
973	warn "object uses attachment '$name' that is not available, postponing.\n";	1167	info "object uses attachment '$name' that is not available, postponing.\n";
974	}	1168	}
975	}	1169	}
976	}	1170	}
977		1171
978	cf::attachable->attach (	1172	cf::attachable->attach (
979	prio => -1000000,	1173	prio => -1000000,
980	on_instantiate => sub {	1174	on_instantiate => sub {
981	my ($obj, $data) = @_;	1175	my ($obj, $data) = @_;
982		1176
983	$data = from_json $data;	1177	$data = decode_json $data;
984		1178
985	for (@$data) {	1179	for (@$data) {
986	my ($name, $args) = @$_;	1180	my ($name, $args) = @$_;
987		1181
988	$obj->attach ($name, %{$args || {} });	1182	$obj->attach ($name, %{$args || {} });
…		…
1004	sub object_freezer_save {	1198	sub object_freezer_save {
1005	my ($filename, $rdata, $objs) = @_;	1199	my ($filename, $rdata, $objs) = @_;
1006		1200
1007	sync_job {	1201	sync_job {
1008	if (length $$rdata) {	1202	if (length $$rdata) {
		1203	utf8::decode (my $decname = $filename);
1009	warn sprintf "saving %s (%d,%d)\n",	1204	trace sprintf "saving %s (%d,%d)\n",
1010	$filename, length $$rdata, scalar @$objs;	1205	$decname, length $$rdata, scalar @$objs
		1206	if $VERBOSE_IO;
1011		1207
1012	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1208	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1013	chmod SAVE_MODE, $fh;	1209	aio_chmod $fh, SAVE_MODE;
1014	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1210	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1015	aio_fsync $fh if $cf::USE_FSYNC;	1211	if ($cf::USE_FSYNC) {
		1212	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1213	aio_fsync $fh;
		1214	}
1016	close $fh;	1215	aio_close $fh;
1017		1216
1018	if (@$objs) {	1217	if (@$objs) {
1019	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1218	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1020	chmod SAVE_MODE, $fh;	1219	aio_chmod $fh, SAVE_MODE;
1021	my $data = Storable::nfreeze { version => 1, objs => $objs };	1220	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1022	aio_write $fh, 0, (length $data), $data, 0;	1221	aio_write $fh, 0, (length $data), $data, 0;
1023	aio_fsync $fh if $cf::USE_FSYNC;	1222	if ($cf::USE_FSYNC) {
		1223	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1224	aio_fsync $fh;
		1225	}
1024	close $fh;	1226	aio_close $fh;
1025	aio_rename "$filename.pst~", "$filename.pst";	1227	aio_rename "$filename.pst~", "$filename.pst";
1026	}	1228	}
1027	} else {	1229	} else {
1028	aio_unlink "$filename.pst";	1230	aio_unlink "$filename.pst";
1029	}	1231	}
1030		1232
1031	aio_rename "$filename~", $filename;	1233	aio_rename "$filename~", $filename;
		1234
		1235	$filename =~ s%/[^/]+$%%;
		1236	aio_pathsync $filename if $cf::USE_FSYNC;
1032	} else {	1237	} else {
1033	warn "FATAL: $filename~: $!\n";	1238	error "unable to save objects: $filename~: $!\n";
1034	}	1239	}
1035	} else {	1240	} else {
1036	aio_unlink $filename;	1241	aio_unlink $filename;
1037	aio_unlink "$filename.pst";	1242	aio_unlink "$filename.pst";
1038	}	1243	}
1039	}	1244	};
1040	}	1245	}
1041		1246
1042	sub object_freezer_as_string {	1247	sub object_freezer_as_string {
1043	my ($rdata, $objs) = @_;	1248	my ($rdata, $objs) = @_;
1044		1249
…		…
1056	or return;	1261	or return;
1057		1262
1058	unless (aio_stat "$filename.pst") {	1263	unless (aio_stat "$filename.pst") {
1059	(aio_load "$filename.pst", $av) >= 0	1264	(aio_load "$filename.pst", $av) >= 0
1060	or return;	1265	or return;
		1266
1061	$av = eval { (Storable::thaw $av)->{objs} };	1267	my $st = eval { Coro::Storable::thaw $av };
		1268	$av = $st->{objs};
1062	}	1269	}
1063		1270
		1271	utf8::decode (my $decname = $filename);
1064	warn sprintf "loading %s (%d)\n",	1272	trace sprintf "loading %s (%d,%d)\n",
1065	$filename, length $data, scalar @{$av || []};	1273	$decname, length $data, scalar @{$av || []}
		1274	if $VERBOSE_IO;
		1275
1066	return ($data, $av);	1276	($data, $av)
1067	}	1277	}
1068		1278
1069	=head2 COMMAND CALLBACKS	1279	=head2 COMMAND CALLBACKS
1070		1280
1071	=over 4	1281	=over 4
…		…
1125	my ($name, $cb) = @_;	1335	my ($name, $cb) = @_;
1126		1336
1127	$EXTICMD{$name} = $cb;	1337	$EXTICMD{$name} = $cb;
1128	}	1338	}
1129		1339
		1340	use File::Glob ();
		1341
1130	cf::player->attach (	1342	cf::player->attach (
1131	on_command => sub {	1343	on_unknown_command => sub {
1132	my ($pl, $name, $params) = @_;	1344	my ($pl, $name, $params) = @_;
1133		1345
1134	my $cb = $COMMAND{$name}	1346	my $cb = $COMMAND{$name}
1135	or return;	1347	or return;
1136		1348
…		…
1159		1371
1160	$pl->ext_reply ($reply, @reply)	1372	$pl->ext_reply ($reply, @reply)
1161	if $reply;	1373	if $reply;
1162		1374
1163	} else {	1375	} else {
1164	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1376	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1165	}	1377	}
1166		1378
1167	cf::override;	1379	cf::override;
1168	},	1380	},
1169	);	1381	);
1170		1382
		1383	# "readahead" all extensions
		1384	sub cache_extensions {
		1385	my $grp = IO::AIO::aio_group;
		1386
		1387	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1388	for (grep /\.ext$/, @{$_[0]}) {
		1389	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1390	}
		1391	};
		1392
		1393	$grp
		1394	}
		1395
1171	sub load_extensions {	1396	sub load_extensions {
		1397	info "loading extensions...";
		1398
1172	cf::sync_job {	1399	cf::sync_job {
1173	my %todo;	1400	my %todo;
1174		1401
1175	for my $path (<$LIBDIR/*.ext>) {	1402	for my $path (<$LIBDIR/*.ext>) {
1176	next unless -r $path;	1403	next unless -r $path;
…		…
1194		1421
1195	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1422	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1196	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1423	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1197		1424
1198	$ext{source} =	1425	$ext{source} =
1199	"package $pkg; use strict; use utf8;\n"	1426	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1200	. "#line 1 \"$path\"\n{\n"	1427	. "#line 1 \"$path\"\n{\n"
1201	. $source	1428	. $source
1202	. "\n};\n1";	1429	. "\n};\n1";
1203		1430
1204	$todo{$base} = \%ext;	1431	$todo{$base} = \%ext;
1205	}	1432	}
1206		1433
		1434	my $pass = 0;
1207	my %done;	1435	my %done;
1208	while (%todo) {	1436	while (%todo) {
1209	my $progress;	1437	my $progress;
1210		1438
		1439	++$pass;
		1440
		1441	ext:
1211	while (my ($k, $v) = each %todo) {	1442	while (my ($k, $v) = each %todo) {
1212	for (split /,\s*/, $v->{meta}{depends}) {	1443	for (split /,\s*/, $v->{meta}{depends}) {
1213	goto skip	1444	next ext
1214	unless exists $done{$_};	1445	unless exists $done{$_};
1215	}	1446	}
1216		1447
1217	warn "... loading '$k' into '$v->{pkg}'\n";	1448	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1218		1449
1219	unless (eval $v->{source}) {	1450	my $active = eval $v->{source};
		1451
		1452	if (length $@) {
1220	my $msg = $@ ? "$v->{path}: $@\n"	1453	error "$v->{path}: $@\n";
1221	: "$v->{base}: extension inactive.\n";
1222		1454
		1455	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1223	if (exists $v->{meta}{mandatory}) {	1456	if exists $v->{meta}{mandatory};
1224	warn $msg;	1457
1225	warn "mandatory extension failed to load, exiting.\n";	1458	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1226	exit 1;	1459	delete $todo{$k};
1227	}	1460	} else {
1228		1461	$done{$k} = delete $todo{$k};
1229	warn $msg;	1462	push @EXTS, $v->{pkg};
		1463	$progress = 1;
		1464
		1465	info "$v->{base}: extension inactive.\n"
		1466	unless $active;
1230	}	1467	}
1231
1232	$done{$k} = delete $todo{$k};
1233	push @EXTS, $v->{pkg};
1234	$progress = 1;
1235	}	1468	}
1236		1469
1237	skip:	1470	unless ($progress) {
1238	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1471	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1239	unless $progress;	1472
		1473	while (my ($k, $v) = each %todo) {
		1474	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1475	if exists $v->{meta}{mandatory};
		1476	}
		1477	}
1240	}	1478	}
1241	};	1479	};
1242	}	1480	}
1243		1481
1244	#############################################################################	1482	#############################################################################
1245		1483
1246	=back	1484	=back
1247		1485
1248	=head2 CORE EXTENSIONS	1486	=head2 CORE EXTENSIONS
1249		1487
1250	Functions and methods that extend core crossfire objects.	1488	Functions and methods that extend core deliantra objects.
1251		1489
1252	=cut	1490	=cut
1253		1491
1254	package cf::player;	1492	package cf::player;
1255		1493
1256	use Coro::AIO;	1494	use Coro::AIO;
1257		1495
1258	=head3 cf::player	1496	=head3 cf::player
1259		1497
1260	=over 4	1498	=over 4
		1499
		1500	=item cf::player::num_playing
		1501
		1502	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1503
		1504	=cut
		1505
		1506	sub num_playing {
		1507	scalar grep
		1508	$_->ob->map
		1509	&& !$_->hidden
		1510	&& !$_->ob->flag (cf::FLAG_WIZ),
		1511	cf::player::list
		1512	}
1261		1513
1262	=item cf::player::find $login	1514	=item cf::player::find $login
1263		1515
1264	Returns the given player object, loading it if necessary (might block).	1516	Returns the given player object, loading it if necessary (might block).
1265		1517
…		…
1284		1536
1285	sub exists($) {	1537	sub exists($) {
1286	my ($login) = @_;	1538	my ($login) = @_;
1287		1539
1288	$cf::PLAYER{$login}	1540	$cf::PLAYER{$login}
1289	or cf::sync_job { !aio_stat path $login }	1541	or !aio_stat path $login
1290	}	1542	}
1291		1543
1292	sub find($) {	1544	sub find($) {
1293	return $cf::PLAYER{$_[0]} || do {	1545	return $cf::PLAYER{$_[0]} || do {
1294	my $login = $_[0];	1546	my $login = $_[0];
…		…
1301	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1553	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1302	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1554	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1303	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1555	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1304	aio_unlink +(playerdir $login) . "/$login.pl";	1556	aio_unlink +(playerdir $login) . "/$login.pl";
1305		1557
1306	my $pl = load_pl path $login	1558	my $f = new_from_file cf::object::thawer path $login
1307	or return;	1559	or return;
		1560
		1561	my $pl = cf::player::load_pl $f
		1562	or return;
		1563
		1564	local $cf::PLAYER_LOADING{$login} = $pl;
		1565	$f->resolve_delayed_derefs;
1308	$cf::PLAYER{$login} = $pl	1566	$cf::PLAYER{$login} = $pl
1309	}	1567	}
1310	}	1568	}
1311	}	1569	}
		1570
		1571	cf::player->attach (
		1572	on_load => sub {
		1573	my ($pl, $path) = @_;
		1574
		1575	# restore slots saved in save, below
		1576	my $slots = delete $pl->{_slots};
		1577
		1578	$pl->ob->current_weapon ($slots->[0]);
		1579	$pl->combat_ob ($slots->[1]);
		1580	$pl->ranged_ob ($slots->[2]);
		1581	},
		1582	);
1312		1583
1313	sub save($) {	1584	sub save($) {
1314	my ($pl) = @_;	1585	my ($pl) = @_;
1315		1586
1316	return if $pl->{deny_save};	1587	return if $pl->{deny_save};
…		…
1321	return if $pl->{deny_save};	1592	return if $pl->{deny_save};
1322		1593
1323	aio_mkdir playerdir $pl, 0770;	1594	aio_mkdir playerdir $pl, 0770;
1324	$pl->{last_save} = $cf::RUNTIME;	1595	$pl->{last_save} = $cf::RUNTIME;
1325		1596
		1597	cf::get_slot 0.01;
		1598
		1599	# save slots, to be restored later
		1600	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1601
1326	$pl->save_pl ($path);	1602	$pl->save_pl ($path);
1327	Coro::cede;	1603	cf::cede_to_tick;
1328	}	1604	}
1329		1605
1330	sub new($) {	1606	sub new($) {
1331	my ($login) = @_;	1607	my ($login) = @_;
1332		1608
…		…
1361	my ($pl) = @_;	1637	my ($pl) = @_;
1362		1638
1363	my $name = $pl->ob->name;	1639	my $name = $pl->ob->name;
1364		1640
1365	$pl->{deny_save} = 1;	1641	$pl->{deny_save} = 1;
1366	$pl->password ("*"); # this should lock out the player until we nuked the dir	1642	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1367		1643
1368	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1644	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1369	$pl->deactivate;	1645	$pl->deactivate;
		1646	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1370	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1647	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1371	$pl->ns->destroy if $pl->ns;	1648	$pl->ns->destroy if $pl->ns;
1372		1649
1373	my $path = playerdir $pl;	1650	my $path = playerdir $pl;
1374	my $temp = "$path~$cf::RUNTIME~deleting~";	1651	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1410	or return [];	1687	or return [];
1411		1688
1412	my @logins;	1689	my @logins;
1413		1690
1414	for my $login (@$dirs) {	1691	for my $login (@$dirs) {
		1692	my $path = path $login;
		1693
		1694	# a .pst is a dead give-away for a valid player
		1695	# if no pst file found, open and chekc for blocked users
		1696	if (aio_stat "$path.pst") {
1415	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1697	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1416	aio_read $fh, 0, 512, my $buf, 0 or next;	1698	aio_read $fh, 0, 512, my $buf, 0 or next;
1417	$buf !~ /^password -------------$/m or next; # official not-valid tag	1699	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1700	}
1418		1701
1419	utf8::decode $login;	1702	utf8::decode $login;
1420	push @logins, $login;	1703	push @logins, $login;
1421	}	1704	}
1422		1705
1423	\@logins	1706	\@logins
1424	}	1707	}
1425		1708
1426	=item $player->maps	1709	=item $player->maps
		1710
		1711	=item cf::player::maps $login
1427		1712
1428	Returns an arrayref of map paths that are private for this	1713	Returns an arrayref of map paths that are private for this
1429	player. May block.	1714	player. May block.
1430		1715
1431	=cut	1716	=cut
…		…
1449	}	1734	}
1450		1735
1451	\@paths	1736	\@paths
1452	}	1737	}
1453		1738
1454	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1739	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1455		1740
1456	Expand crossfire pod fragments into protocol xml.	1741	Expand deliantra pod fragments into protocol xml.
1457
1458	=cut
1459
1460	sub expand_cfpod {
1461	((my $self), (local $_)) = @_;
1462
1463	# escape & and <
1464	s/&/&amp;/g;
1465	s/(?<![BIUGH])</&lt;/g;
1466
1467	# this is buggy, it needs to properly take care of nested <'s
1468
1469	1 while
1470	# replace B<>, I<>, U<> etc.
1471	s/B<([^\>]*)>/<b>$1<\/b>/
1472	|| s/I<([^\>]*)>/<i>$1<\/i>/
1473	|| s/U<([^\>]*)>/<u>$1<\/u>/
1474	# replace G<male|female> tags
1475	|| s{G<([^>|]*)\|([^>]*)>}{
1476	$self->gender ? $2 : $1
1477	}ge
1478	# replace H<hint text>
1479	|| s{H<([^\>]*)>}
1480	{
1481	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1482	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1483	"")
1484	[$self->{hintmode}]
1485	}ge;
1486
1487	# create single paragraphs (very hackish)
1488	s/(?<=\S)\n(?=\w)/ /g;
1489
1490	# compress some whitespace
1491	s/\s+\n/\n/g; # ws line-ends
1492	s/\n\n+/\n/g; # double lines
1493	s/^\n+//; # beginning lines
1494	s/\n+$//; # ending lines
1495
1496	$_
1497	}
1498
1499	sub hintmode {
1500	$_[0]{hintmode} = $_[1] if @_ > 1;
1501	$_[0]{hintmode}
1502	}
1503		1742
1504	=item $player->ext_reply ($msgid, @msg)	1743	=item $player->ext_reply ($msgid, @msg)
1505		1744
1506	Sends an ext reply to the player.	1745	Sends an ext reply to the player.
1507		1746
…		…
1539		1778
1540	=cut	1779	=cut
1541		1780
1542	sub find_by_path($) {	1781	sub find_by_path($) {
1543	my ($path) = @_;	1782	my ($path) = @_;
		1783
		1784	$path =~ s/^~[^\/]*//; # skip ~login
1544		1785
1545	my ($match, $specificity);	1786	my ($match, $specificity);
1546		1787
1547	for my $region (list) {	1788	for my $region (list) {
1548	if ($region->{match} && $path =~ $region->{match}) {	1789	if ($region->{match} && $path =~ $region->{match}) {
…		…
1574	our $MAX_RESET = 3600;	1815	our $MAX_RESET = 3600;
1575	our $DEFAULT_RESET = 3000;	1816	our $DEFAULT_RESET = 3000;
1576		1817
1577	sub generate_random_map {	1818	sub generate_random_map {
1578	my ($self, $rmp) = @_;	1819	my ($self, $rmp) = @_;
		1820
		1821	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1822
1579	# mit "rum" bekleckern, nicht	1823	# mit "rum" bekleckern, nicht
1580	$self->_create_random_map (	1824	$self->_create_random_map (
1581	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1825	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1582	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1826	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1583	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1827	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1584	$rmp->{exit_on_final_map},	1828	$rmp->{exit_on_final_map},
1585	$rmp->{xsize}, $rmp->{ysize},	1829	$rmp->{xsize}, $rmp->{ysize},
1586	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1830	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1587	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1831	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1609		1853
1610	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1854	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1611	}	1855	}
1612		1856
1613	# also paths starting with '/'	1857	# also paths starting with '/'
1614	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1858	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1615		1859
1616	sub thawer_merge {	1860	sub thawer_merge {
1617	my ($self, $merge) = @_;	1861	my ($self, $merge) = @_;
1618		1862
1619	# we have to keep some variables in memory intact	1863	# we have to keep some variables in memory intact
…		…
1705		1949
1706	# the temporary/swap location	1950	# the temporary/swap location
1707	sub save_path {	1951	sub save_path {
1708	my ($self) = @_;	1952	my ($self) = @_;
1709		1953
1710	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1954	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1711	"$TMPDIR/$path.map"	1955	"$TMPDIR/$path.map"
1712	}	1956	}
1713		1957
1714	# the unique path, undef == no special unique path	1958	# the unique path, undef == no special unique path
1715	sub uniq_path {	1959	sub uniq_path {
1716	my ($self) = @_;	1960	my ($self) = @_;
1717		1961
1718	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1962	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1719	"$UNIQUEDIR/$path"	1963	"$UNIQUEDIR/$path"
1720	}
1721
1722	# and all this just because we cannot iterate over
1723	# all maps in C++...
1724	sub change_all_map_light {
1725	my ($change) = @_;
1726
1727	$_->change_map_light ($change)
1728	for grep $_->outdoor, values %cf::MAP;
1729	}	1964	}
1730		1965
1731	sub decay_objects {	1966	sub decay_objects {
1732	my ($self) = @_;	1967	my ($self) = @_;
1733		1968
…		…
1746		1981
1747	sub load_header_from($) {	1982	sub load_header_from($) {
1748	my ($self, $path) = @_;	1983	my ($self, $path) = @_;
1749		1984
1750	utf8::encode $path;	1985	utf8::encode $path;
1751	#aio_open $path, O_RDONLY, 0	1986	my $f = new_from_file cf::object::thawer $path
1752	# or return;
1753
1754	$self->_load_header ($path)
1755	or return;	1987	or return;
		1988
		1989	$self->_load_header ($f)
		1990	or return;
		1991
		1992	local $MAP_LOADING{$self->{path}} = $self;
		1993	$f->resolve_delayed_derefs;
1756		1994
1757	$self->{load_path} = $path;	1995	$self->{load_path} = $path;
1758		1996
1759	1	1997	1
1760	}	1998	}
…		…
1814	sub find {	2052	sub find {
1815	my ($path, $origin) = @_;	2053	my ($path, $origin) = @_;
1816		2054
1817	$path = normalise $path, $origin && $origin->path;	2055	$path = normalise $path, $origin && $origin->path;
1818		2056
		2057	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1819	cf::lock_wait "map_find:$path";	2058	my $guard2 = cf::lock_acquire "map_find:$path";
1820		2059
1821	$cf::MAP{$path} || do {	2060	$cf::MAP{$path} || do {
1822	my $guard = cf::lock_acquire "map_find:$path";
1823	my $map = new_from_path cf::map $path	2061	my $map = new_from_path cf::map $path
1824	or return;	2062	or return;
1825		2063
1826	$map->{last_save} = $cf::RUNTIME;	2064	$map->{last_save} = $cf::RUNTIME;
1827		2065
…		…
1829	or return;	2067	or return;
1830		2068
1831	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2069	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1832	# doing this can freeze the server in a sync job, obviously	2070	# doing this can freeze the server in a sync job, obviously
1833	#$cf::WAIT_FOR_TICK->wait;	2071	#$cf::WAIT_FOR_TICK->wait;
		2072	undef $guard2;
		2073	undef $guard1;
1834	$map->reset;	2074	$map->reset;
1835	undef $guard;
1836	return find $path;	2075	return find $path;
1837	}	2076	}
1838		2077
1839	$cf::MAP{$path} = $map	2078	$cf::MAP{$path} = $map
1840	}	2079	}
1841	}	2080	}
1842		2081
1843	sub pre_load { }	2082	sub pre_load { }
1844	sub post_load { }	2083	#sub post_load { } # XS
1845		2084
1846	sub load {	2085	sub load {
1847	my ($self) = @_;	2086	my ($self) = @_;
1848		2087
1849	local $self->{deny_reset} = 1; # loading can take a long time	2088	local $self->{deny_reset} = 1; # loading can take a long time
1850		2089
1851	my $path = $self->{path};	2090	my $path = $self->{path};
1852		2091
1853	{	2092	{
1854	my $guard = cf::lock_acquire "map_load:$path";	2093	my $guard = cf::lock_acquire "map_data:$path";
1855		2094
		2095	return unless $self->valid;
1856	return if $self->in_memory != cf::MAP_SWAPPED;	2096	return unless $self->in_memory == cf::MAP_SWAPPED;
1857		2097
1858	$self->in_memory (cf::MAP_LOADING);	2098	$self->in_memory (cf::MAP_LOADING);
1859		2099
1860	$self->alloc;	2100	$self->alloc;
1861		2101
1862	$self->pre_load;	2102	$self->pre_load;
1863	Coro::cede;	2103	cf::cede_to_tick;
1864		2104
		2105	my $f = new_from_file cf::object::thawer $self->{load_path};
		2106	$f->skip_block;
1865	$self->_load_objects ($self->{load_path}, 1)	2107	$self->_load_objects ($f)
1866	or return;	2108	or return;
1867		2109
1868	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2110	$self->post_load_original
1869	if delete $self->{load_original};	2111	if delete $self->{load_original};
1870		2112
1871	if (my $uniq = $self->uniq_path) {	2113	if (my $uniq = $self->uniq_path) {
1872	utf8::encode $uniq;	2114	utf8::encode $uniq;
1873	if (aio_open $uniq, O_RDONLY, 0) {	2115	unless (aio_stat $uniq) {
		2116	if (my $f = new_from_file cf::object::thawer $uniq) {
1874	$self->clear_unique_items;	2117	$self->clear_unique_items;
1875	$self->_load_objects ($uniq, 0);	2118	$self->_load_objects ($f);
		2119	$f->resolve_delayed_derefs;
		2120	}
1876	}	2121	}
1877	}	2122	}
1878		2123
1879	Coro::cede;	2124	$f->resolve_delayed_derefs;
		2125
		2126	cf::cede_to_tick;
1880	# now do the right thing for maps	2127	# now do the right thing for maps
1881	$self->link_multipart_objects;	2128	$self->link_multipart_objects;
1882	$self->difficulty ($self->estimate_difficulty)	2129	$self->difficulty ($self->estimate_difficulty)
1883	unless $self->difficulty;	2130	unless $self->difficulty;
1884	Coro::cede;	2131	cf::cede_to_tick;
1885		2132
1886	unless ($self->{deny_activate}) {	2133	unless ($self->{deny_activate}) {
1887	$self->decay_objects;	2134	$self->decay_objects;
1888	$self->fix_auto_apply;	2135	$self->fix_auto_apply;
1889	$self->update_buttons;	2136	$self->update_buttons;
1890	Coro::cede;	2137	cf::cede_to_tick;
1891	$self->set_darkness_map;
1892	Coro::cede;
1893	$self->activate;	2138	$self->activate;
1894	}	2139	}
1895		2140
1896	$self->{last_save} = $cf::RUNTIME;	2141	$self->{last_save} = $cf::RUNTIME;
1897	$self->last_access ($cf::RUNTIME);	2142	$self->last_access ($cf::RUNTIME);
1898		2143
1899	$self->in_memory (cf::MAP_IN_MEMORY);	2144	$self->in_memory (cf::MAP_ACTIVE);
1900	}	2145	}
1901		2146
1902	$self->post_load;	2147	$self->post_load;
1903	}	2148	}
1904		2149
		2150	# customize the map for a given player, i.e.
		2151	# return the _real_ map. used by e.g. per-player
		2152	# maps to change the path to ~playername/mappath
1905	sub customise_for {	2153	sub customise_for {
1906	my ($self, $ob) = @_;	2154	my ($self, $ob) = @_;
1907		2155
1908	return find "~" . $ob->name . "/" . $self->{path}	2156	return find "~" . $ob->name . "/" . $self->{path}
1909	if $self->per_player;	2157	if $self->per_player;
…		…
1925	or next;	2173	or next;
1926	$neigh = find $neigh, $map	2174	$neigh = find $neigh, $map
1927	or next;	2175	or next;
1928	$neigh->load;	2176	$neigh->load;
1929		2177
		2178	# now find the diagonal neighbours
1930	push @neigh,	2179	push @neigh,
1931	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2180	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1932	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2181	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1933	}	2182	}
1934		2183
…		…
1948		2197
1949	sub do_load_sync {	2198	sub do_load_sync {
1950	my ($map) = @_;	2199	my ($map) = @_;
1951		2200
1952	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2201	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
1953	if $Coro::current != $Coro::main;	2202	if $Coro::current == $Coro::main;
1954		2203
1955	cf::sync_job { $map->load };	2204	cf::sync_job { $map->load };
1956	}	2205	}
1957		2206
1958	our %MAP_PREFETCH;	2207	our %MAP_PREFETCH;
…		…
1962	my ($path, $origin, $load) = @_;	2211	my ($path, $origin, $load) = @_;
1963		2212
1964	$path = normalise $path, $origin && $origin->{path};	2213	$path = normalise $path, $origin && $origin->{path};
1965		2214
1966	if (my $map = $cf::MAP{$path}) {	2215	if (my $map = $cf::MAP{$path}) {
1967	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2216	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1968	}	2217	}
1969		2218
1970	$MAP_PREFETCH{$path} |= $load;	2219	$MAP_PREFETCH{$path} |= $load;
1971		2220
1972	$MAP_PREFETCHER ||= cf::async {	2221	$MAP_PREFETCHER ||= cf::async {
		2222	$Coro::current->{desc} = "map prefetcher";
		2223
1973	while (%MAP_PREFETCH) {	2224	while (%MAP_PREFETCH) {
1974	while (my ($k, $v) = each %MAP_PREFETCH) {	2225	while (my ($k, $v) = each %MAP_PREFETCH) {
1975	if (my $map = find $k) {	2226	if (my $map = find $k) {
1976	$map->load if $v;	2227	$map->load if $v;
1977	}	2228	}
…		…
1984	$MAP_PREFETCHER->prio (6);	2235	$MAP_PREFETCHER->prio (6);
1985		2236
1986	()	2237	()
1987	}	2238	}
1988		2239
		2240	# common code, used by both ->save and ->swapout
1989	sub save {	2241	sub _save {
1990	my ($self) = @_;	2242	my ($self) = @_;
1991
1992	my $lock = cf::lock_acquire "map_data:" . $self->path;
1993		2243
1994	$self->{last_save} = $cf::RUNTIME;	2244	$self->{last_save} = $cf::RUNTIME;
1995		2245
1996	return unless $self->dirty;	2246	return unless $self->dirty;
1997		2247
…		…
2003	return if $self->{deny_save};	2253	return if $self->{deny_save};
2004		2254
2005	local $self->{last_access} = $self->last_access;#d#	2255	local $self->{last_access} = $self->last_access;#d#
2006		2256
2007	cf::async {	2257	cf::async {
		2258	$Coro::current->{desc} = "map player save";
2008	$_->contr->save for $self->players;	2259	$_->contr->save for $self->players;
2009	};	2260	};
		2261
		2262	cf::get_slot 0.02;
2010		2263
2011	if ($uniq) {	2264	if ($uniq) {
2012	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2265	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2013	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2266	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2014	} else {	2267	} else {
2015	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2268	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2016	}	2269	}
2017	}	2270	}
2018		2271
		2272	sub save {
		2273	my ($self) = @_;
		2274
		2275	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2276
		2277	$self->_save;
		2278	}
		2279
2019	sub swap_out {	2280	sub swap_out {
2020	my ($self) = @_;	2281	my ($self) = @_;
2021		2282
2022	# save first because save cedes
2023	$self->save;
2024
2025	my $lock = cf::lock_acquire "map_data:" . $self->path;	2283	my $lock = cf::lock_acquire "map_data:$self->{path}";
2026		2284
		2285	return if $self->in_memory != cf::MAP_ACTIVE;
		2286	return if $self->{deny_save};
2027	return if $self->players;	2287	return if $self->players;
2028	return if $self->in_memory != cf::MAP_IN_MEMORY;
2029	return if $self->{deny_save};
2030		2288
		2289	# first deactivate the map and "unlink" it from the core
		2290	$self->deactivate;
		2291	$_->clear_links_to ($self) for values %cf::MAP;
		2292	$self->in_memory (cf::MAP_SWAPPED);
		2293
		2294	# then atomically save
		2295	$self->_save;
		2296
		2297	# then free the map
2031	$self->clear;	2298	$self->clear;
2032	$self->in_memory (cf::MAP_SWAPPED);
2033	}	2299	}
2034		2300
2035	sub reset_at {	2301	sub reset_at {
2036	my ($self) = @_;	2302	my ($self) = @_;
2037		2303
…		…
2055		2321
2056	my $lock = cf::lock_acquire "map_data:$self->{path}";	2322	my $lock = cf::lock_acquire "map_data:$self->{path}";
2057		2323
2058	return if $self->players;	2324	return if $self->players;
2059		2325
2060	warn "resetting map ", $self->path;	2326	cf::trace "resetting map ", $self->path, "\n";
2061		2327
2062	$self->in_memory (cf::MAP_SWAPPED);	2328	$self->in_memory (cf::MAP_SWAPPED);
2063		2329
2064	# need to save uniques path	2330	# need to save uniques path
2065	unless ($self->{deny_save}) {	2331	unless ($self->{deny_save}) {
…		…
2069	if $uniq;	2335	if $uniq;
2070	}	2336	}
2071		2337
2072	delete $cf::MAP{$self->path};	2338	delete $cf::MAP{$self->path};
2073		2339
		2340	$self->deactivate;
		2341	$_->clear_links_to ($self) for values %cf::MAP;
2074	$self->clear;	2342	$self->clear;
2075
2076	$_->clear_links_to ($self) for values %cf::MAP;
2077		2343
2078	$self->unlink_save;	2344	$self->unlink_save;
2079	$self->destroy;	2345	$self->destroy;
2080	}	2346	}
2081		2347
2082	my $nuke_counter = "aaaa";	2348	my $nuke_counter = "aaaa";
2083		2349
2084	sub nuke {	2350	sub nuke {
2085	my ($self) = @_;	2351	my ($self) = @_;
2086		2352
		2353	{
		2354	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2355
2087	delete $cf::MAP{$self->path};	2356	delete $cf::MAP{$self->path};
2088		2357
2089	$self->unlink_save;	2358	$self->unlink_save;
2090		2359
2091	bless $self, "cf::map";	2360	bless $self, "cf::map::wrap";
2092	delete $self->{deny_reset};	2361	delete $self->{deny_reset};
2093	$self->{deny_save} = 1;	2362	$self->{deny_save} = 1;
2094	$self->reset_timeout (1);	2363	$self->reset_timeout (1);
2095	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2364	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2096		2365
2097	$cf::MAP{$self->path} = $self;	2366	$cf::MAP{$self->path} = $self;
		2367	}
2098		2368
2099	$self->reset; # polite request, might not happen	2369	$self->reset; # polite request, might not happen
2100	}	2370	}
2101		2371
2102	=item $maps = cf::map::tmp_maps	2372	=item $maps = cf::map::tmp_maps
…		…
2144		2414
2145	sub unique_maps() {	2415	sub unique_maps() {
2146	[	2416	[
2147	map {	2417	map {
2148	utf8::decode $_;	2418	utf8::decode $_;
2149	/\.map$/	2419	s/\.map$//; # TODO future compatibility hack
		2420	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2421	? ()
2150	? normalise $_	2422	: normalise $_
2151	: ()
2152	} @{ aio_readdir $UNIQUEDIR or [] }	2423	} @{ aio_readdir $UNIQUEDIR or [] }
2153	]	2424	]
2154	}	2425	}
2155		2426
2156	package cf;	2427	=item cf::map::static_maps
		2428
		2429	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2430	file in the shared directory excluding F</styles> and F</editor>). May
		2431	block.
		2432
		2433	=cut
		2434
		2435	sub static_maps() {
		2436	my @dirs = "";
		2437	my @maps;
		2438
		2439	while (@dirs) {
		2440	my $dir = shift @dirs;
		2441
		2442	next if $dir eq "/styles" || $dir eq "/editor";
		2443
		2444	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2445	or return;
		2446
		2447	for (@$files) {
		2448	s/\.map$// or next;
		2449	utf8::decode $_;
		2450	push @maps, "$dir/$_";
		2451	}
		2452
		2453	push @dirs, map "$dir/$_", @$dirs;
		2454	}
		2455
		2456	\@maps
		2457	}
2157		2458
2158	=back	2459	=back
2159		2460
2160	=head3 cf::object	2461	=head3 cf::object
2161		2462
…		…
2165		2466
2166	=over 4	2467	=over 4
2167		2468
2168	=item $ob->inv_recursive	2469	=item $ob->inv_recursive
2169		2470
2170	Returns the inventory of the object _and_ their inventories, recursively.	2471	Returns the inventory of the object I<and> their inventories, recursively,
		2472	but I<not> the object itself.
2171		2473
2172	=cut	2474	=cut
2173		2475
2174	sub inv_recursive_;	2476	sub inv_recursive_;
2175	sub inv_recursive_ {	2477	sub inv_recursive_ {
…		…
2178		2480
2179	sub inv_recursive {	2481	sub inv_recursive {
2180	inv_recursive_ inv $_[0]	2482	inv_recursive_ inv $_[0]
2181	}	2483	}
2182		2484
		2485	=item $ref = $ob->ref
		2486
		2487	Creates and returns a persistent reference to an object that can be stored as a string.
		2488
		2489	=item $ob = cf::object::deref ($refstring)
		2490
		2491	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2492	even if the object actually exists. May block.
		2493
		2494	=cut
		2495
		2496	sub deref {
		2497	my ($ref) = @_;
		2498
		2499	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2500	my ($uuid, $name) = ($1, $2);
		2501	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2502	or return;
		2503	$pl->ob->uuid eq $uuid
		2504	or return;
		2505
		2506	$pl->ob
		2507	} else {
		2508	warn "$ref: cannot resolve object reference\n";
		2509	undef
		2510	}
		2511	}
		2512
2183	package cf;	2513	package cf;
2184		2514
2185	=back	2515	=back
2186		2516
2187	=head3 cf::object::player	2517	=head3 cf::object::player
…		…
2193	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2523	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2194	can be C<undef>. Does the right thing when the player is currently in a	2524	can be C<undef>. Does the right thing when the player is currently in a
2195	dialogue with the given NPC character.	2525	dialogue with the given NPC character.
2196		2526
2197	=cut	2527	=cut
		2528
		2529	our $SAY_CHANNEL = {
		2530	id => "say",
		2531	title => "Map",
		2532	reply => "say ",
		2533	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2534	};
		2535
		2536	our $CHAT_CHANNEL = {
		2537	id => "chat",
		2538	title => "Chat",
		2539	reply => "chat ",
		2540	tooltip => "Player chat and shouts, global to the server.",
		2541	};
2198		2542
2199	# rough implementation of a future "reply" method that works	2543	# rough implementation of a future "reply" method that works
2200	# with dialog boxes.	2544	# with dialog boxes.
2201	#TODO: the first argument must go, split into a $npc->reply_to ( method	2545	#TODO: the first argument must go, split into a $npc->reply_to ( method
2202	sub cf::object::player::reply($$$;$) {	2546	sub cf::object::player::reply($$$;$) {
…		…
2214	my $dialog = $pl->{npc_dialog};	2558	my $dialog = $pl->{npc_dialog};
2215	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2559	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2216		2560
2217	} else {	2561	} else {
2218	$msg = $npc->name . " says: $msg" if $npc;	2562	$msg = $npc->name . " says: $msg" if $npc;
2219	$self->message ($msg, $flags);	2563	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2220	}	2564	}
2221	}	2565	}
2222	}	2566	}
2223		2567
2224	=item $object->send_msg ($channel, $msg, $color, [extra...])	2568	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2249		2593
2250	=item $player_object->enter_link	2594	=item $player_object->enter_link
2251		2595
2252	Freezes the player and moves him/her to a special map (C<{link}>).	2596	Freezes the player and moves him/her to a special map (C<{link}>).
2253		2597
2254	The player should be reasonably safe there for short amounts of time. You	2598	The player should be reasonably safe there for short amounts of time (e.g.
2255	I<MUST> call C<leave_link> as soon as possible, though.	2599	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2600	though, as the player cannot control the character while it is on the link
		2601	map.
2256		2602
2257	Will never block.	2603	Will never block.
2258		2604
2259	=item $player_object->leave_link ($map, $x, $y)	2605	=item $player_object->leave_link ($map, $x, $y)
2260		2606
…		…
2280	sub cf::object::player::enter_link {	2626	sub cf::object::player::enter_link {
2281	my ($self) = @_;	2627	my ($self) = @_;
2282		2628
2283	$self->deactivate_recursive;	2629	$self->deactivate_recursive;
2284		2630
		2631	++$self->{_link_recursion};
		2632
2285	return if UNIVERSAL::isa $self->map, "ext::map_link";	2633	return if UNIVERSAL::isa $self->map, "ext::map_link";
2286		2634
2287	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2635	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2288	if $self->map && $self->map->{path} ne "{link}";	2636	if $self->map && $self->map->{path} ne "{link}";
2289		2637
2290	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2638	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2291	}	2639	}
2292		2640
2293	sub cf::object::player::leave_link {	2641	sub cf::object::player::leave_link {
2294	my ($self, $map, $x, $y) = @_;	2642	my ($self, $map, $x, $y) = @_;
2295		2643
…		…
2312	($x, $y) = (-1, -1)	2660	($x, $y) = (-1, -1)
2313	unless (defined $x) && (defined $y);	2661	unless (defined $x) && (defined $y);
2314		2662
2315	# use -1 or undef as default coordinates, not 0, 0	2663	# use -1 or undef as default coordinates, not 0, 0
2316	($x, $y) = ($map->enter_x, $map->enter_y)	2664	($x, $y) = ($map->enter_x, $map->enter_y)
2317	if $x <=0 && $y <= 0;	2665	if $x <= 0 && $y <= 0;
2318		2666
2319	$map->load;	2667	$map->load;
2320	$map->load_neighbours;	2668	$map->load_neighbours;
2321		2669
2322	return unless $self->contr->active;	2670	return unless $self->contr->active;
2323	$self->activate_recursive;
2324		2671
2325	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2672	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2326	$self->enter_map ($map, $x, $y);	2673	if ($self->enter_map ($map, $x, $y)) {
2327	}	2674	# entering was successful
		2675	delete $self->{_link_recursion};
		2676	# only activate afterwards, to support waiting in hooks
		2677	$self->activate_recursive;
		2678	}
2328		2679
		2680	}
		2681
2329	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2682	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2330		2683
2331	Moves the player to the given map-path and coordinates by first freezing	2684	Moves the player to the given map-path and coordinates by first freezing
2332	her, loading and preparing them map, calling the provided $check callback	2685	her, loading and preparing them map, calling the provided $check callback
2333	that has to return the map if sucecssful, and then unfreezes the player on	2686	that has to return the map if sucecssful, and then unfreezes the player on
2334	the new (success) or old (failed) map position. In either case, $done will	2687	the new (success) or old (failed) map position. In either case, $done will
2335	be called at the end of this process.	2688	be called at the end of this process.
2336		2689
		2690	Note that $check will be called with a potentially non-loaded map, so if
		2691	it needs a loaded map it has to call C<< ->load >>.
		2692
2337	=cut	2693	=cut
2338		2694
2339	our $GOTOGEN;	2695	our $GOTOGEN;
2340		2696
2341	sub cf::object::player::goto {	2697	sub cf::object::player::goto {
2342	my ($self, $path, $x, $y, $check, $done) = @_;	2698	my ($self, $path, $x, $y, $check, $done) = @_;
2343		2699
		2700	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2701	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2702	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2703	($path, $x, $y) = @$EMERGENCY_POSITION;
		2704	}
		2705
2344	# do generation counting so two concurrent goto's will be executed in-order	2706	# do generation counting so two concurrent goto's will be executed in-order
2345	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2707	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2346		2708
2347	$self->enter_link;	2709	$self->enter_link;
2348		2710
2349	(async {	2711	(async {
		2712	$Coro::current->{desc} = "player::goto $path $x $y";
		2713
		2714	# *tag paths override both path and x|y
		2715	if ($path =~ /^\*(.*)$/) {
		2716	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2717	my $ob = $obs[rand @obs];
		2718
		2719	# see if we actually can go there
		2720	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2721	$ob = $obs[rand @obs];
		2722	} else {
		2723	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2724	}
		2725	# else put us there anyways for now #d#
		2726
		2727	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2728	} else {
		2729	($path, $x, $y) = (undef, undef, undef);
		2730	}
		2731	}
		2732
2350	my $map = eval {	2733	my $map = eval {
2351	my $map = cf::map::find $path;	2734	my $map = defined $path ? cf::map::find $path : undef;
2352		2735
2353	if ($map) {	2736	if ($map) {
2354	$map = $map->customise_for ($self);	2737	$map = $map->customise_for ($self);
2355	$map = $check->($map) if $check && $map;	2738	$map = $check->($map, $x, $y, $self) if $check && $map;
2356	} else {	2739	} else {
2357	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2740	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2358	}	2741	}
2359		2742
2360	$map	2743	$map
2361	};	2744	};
2362		2745
…		…
2368	if ($gen == $self->{_goto_generation}) {	2751	if ($gen == $self->{_goto_generation}) {
2369	delete $self->{_goto_generation};	2752	delete $self->{_goto_generation};
2370	$self->leave_link ($map, $x, $y);	2753	$self->leave_link ($map, $x, $y);
2371	}	2754	}
2372		2755
2373	$done->() if $done;	2756	$done->($self) if $done;
2374	})->prio (1);	2757	})->prio (1);
2375	}	2758	}
2376		2759
2377	=item $player_object->enter_exit ($exit_object)	2760	=item $player_object->enter_exit ($exit_object)
2378		2761
…		…
2398	}	2781	}
2399		2782
2400	sub prepare_random_map {	2783	sub prepare_random_map {
2401	my ($exit) = @_;	2784	my ($exit) = @_;
2402		2785
2403	my $guard = cf::lock_acquire "exit_prepare:$exit";
2404
2405	# all this does is basically replace the /! path by	2786	# all this does is basically replace the /! path by
2406	# a new random map path (?random/...) with a seed	2787	# a new random map path (?random/...) with a seed
2407	# that depends on the exit object	2788	# that depends on the exit object
2408		2789
2409	my $rmp = parse_random_map_params $exit->msg;	2790	my $rmp = parse_random_map_params $exit->msg;
…		…
2411	if ($exit->map) {	2792	if ($exit->map) {
2412	$rmp->{region} = $exit->region->name;	2793	$rmp->{region} = $exit->region->name;
2413	$rmp->{origin_map} = $exit->map->path;	2794	$rmp->{origin_map} = $exit->map->path;
2414	$rmp->{origin_x} = $exit->x;	2795	$rmp->{origin_x} = $exit->x;
2415	$rmp->{origin_y} = $exit->y;	2796	$rmp->{origin_y} = $exit->y;
		2797
		2798	$exit->map->touch;
2416	}	2799	}
2417		2800
2418	$rmp->{random_seed} ||= $exit->random_seed;	2801	$rmp->{random_seed} ||= $exit->random_seed;
2419		2802
2420	my $data = cf::to_json $rmp;	2803	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2421	my $md5 = Digest::MD5::md5_hex $data;	2804	my $md5 = Digest::MD5::md5_hex $data;
2422	my $meta = "$RANDOMDIR/$md5.meta";	2805	my $meta = "$RANDOMDIR/$md5.meta";
2423		2806
2424	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2807	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2425	aio_write $fh, 0, (length $data), $data, 0;	2808	aio_write $fh, 0, (length $data), $data, 0;
2426	undef $fh;	2809	undef $fh;
2427	aio_rename "$meta~", $meta;	2810	aio_rename "$meta~", $meta;
2428		2811
		2812	my $slaying = "?random/$md5";
		2813
		2814	if ($exit->valid) {
2429	$exit->slaying ("?random/$md5");	2815	$exit->slaying ("?random/$md5");
2430	$exit->msg (undef);	2816	$exit->msg (undef);
		2817	}
2431	}	2818	}
2432	}	2819	}
2433		2820
2434	sub cf::object::player::enter_exit {	2821	sub cf::object::player::enter_exit {
2435	my ($self, $exit) = @_;	2822	my ($self, $exit) = @_;
2436		2823
2437	return unless $self->type == cf::PLAYER;	2824	return unless $self->type == cf::PLAYER;
2438		2825
2439	if ($exit->slaying eq "/!") {
2440	#TODO: this should de-fi-ni-te-ly not be a sync-job
2441	# the problem is that $exit might not survive long enough
2442	# so it needs to be done right now, right here
2443	cf::sync_job { prepare_random_map $exit };
2444	}
2445
2446	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2447	my $hp = $exit->stats->hp;
2448	my $sp = $exit->stats->sp;
2449
2450	$self->enter_link;	2826	$self->enter_link;
2451		2827
2452	# if exit is damned, update players death & WoR home-position
2453	$self->contr->savebed ($slaying, $hp, $sp)
2454	if $exit->flag (FLAG_DAMNED);
2455
2456	(async {	2828	(async {
2457	$self->deactivate_recursive; # just to be sure	2829	$Coro::current->{desc} = "enter_exit";
		2830
2458	unless (eval {	2831	unless (eval {
		2832	$self->deactivate_recursive; # just to be sure
		2833
		2834	# random map handling
		2835	{
		2836	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2837
		2838	prepare_random_map $exit
		2839	if $exit->slaying eq "/!";
		2840	}
		2841
		2842	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2843	my $x = $exit->stats->hp;
		2844	my $y = $exit->stats->sp;
		2845
2459	$self->goto ($slaying, $hp, $sp);	2846	$self->goto ($map, $x, $y);
2460		2847
		2848	# if exit is damned, update players death & WoR home-position
		2849	$self->contr->savebed ($map, $x, $y)
		2850	if $exit->flag (cf::FLAG_DAMNED);
		2851
2461	1;	2852	1
2462	}) {	2853	}) {
2463	$self->message ("Something went wrong deep within the crossfire server. "	2854	$self->message ("Something went wrong deep within the deliantra server. "
2464	. "I'll try to bring you back to the map you were before. "	2855	. "I'll try to bring you back to the map you were before. "
2465	. "Please report this to the dungeon master!",	2856	. "Please report this to the dungeon master!",
2466	cf::NDI_UNIQUE | cf::NDI_RED);	2857	cf::NDI_UNIQUE | cf::NDI_RED);
2467		2858
2468	warn "ERROR in enter_exit: $@";	2859	error "ERROR in enter_exit: $@";
2469	$self->leave_link;	2860	$self->leave_link;
2470	}	2861	}
2471	})->prio (1);	2862	})->prio (1);
2472	}	2863	}
2473		2864
…		…
2485	sub cf::client::send_drawinfo {	2876	sub cf::client::send_drawinfo {
2486	my ($self, $text, $flags) = @_;	2877	my ($self, $text, $flags) = @_;
2487		2878
2488	utf8::encode $text;	2879	utf8::encode $text;
2489	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2880	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2881	}
		2882
		2883	=item $client->send_big_packet ($pkt)
		2884
		2885	Like C<send_packet>, but tries to compress large packets, and fragments
		2886	them as required.
		2887
		2888	=cut
		2889
		2890	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2891
		2892	sub cf::client::send_big_packet {
		2893	my ($self, $pkt) = @_;
		2894
		2895	# try lzf for large packets
		2896	$pkt = "lzf " . Compress::LZF::compress $pkt
		2897	if 1024 <= length $pkt and $self->{can_lzf};
		2898
		2899	# split very large packets
		2900	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2901	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2902	$pkt = "frag";
		2903	}
		2904
		2905	$self->send_packet ($pkt);
2490	}	2906	}
2491		2907
2492	=item $client->send_msg ($channel, $msg, $color, [extra...])	2908	=item $client->send_msg ($channel, $msg, $color, [extra...])
2493		2909
2494	Send a drawinfo or msg packet to the client, formatting the msg for the	2910	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2496	the message, with C<log> being the default. If C<$color> is negative, suppress	2912	the message, with C<log> being the default. If C<$color> is negative, suppress
2497	the message unless the client supports the msg packet.	2913	the message unless the client supports the msg packet.
2498		2914
2499	=cut	2915	=cut
2500		2916
		2917	# non-persistent channels (usually the info channel)
		2918	our %CHANNEL = (
		2919	"c/motd" => {
		2920	id => "infobox",
		2921	title => "MOTD",
		2922	reply => undef,
		2923	tooltip => "The message of the day",
		2924	},
		2925	"c/identify" => {
		2926	id => "infobox",
		2927	title => "Identify",
		2928	reply => undef,
		2929	tooltip => "Items recently identified",
		2930	},
		2931	"c/examine" => {
		2932	id => "infobox",
		2933	title => "Examine",
		2934	reply => undef,
		2935	tooltip => "Signs and other items you examined",
		2936	},
		2937	"c/shopinfo" => {
		2938	id => "infobox",
		2939	title => "Shop Info",
		2940	reply => undef,
		2941	tooltip => "What your bargaining skill tells you about the shop",
		2942	},
		2943	"c/book" => {
		2944	id => "infobox",
		2945	title => "Book",
		2946	reply => undef,
		2947	tooltip => "The contents of a note or book",
		2948	},
		2949	"c/lookat" => {
		2950	id => "infobox",
		2951	title => "Look",
		2952	reply => undef,
		2953	tooltip => "What you saw there",
		2954	},
		2955	"c/who" => {
		2956	id => "infobox",
		2957	title => "Players",
		2958	reply => undef,
		2959	tooltip => "Shows players who are currently online",
		2960	},
		2961	"c/body" => {
		2962	id => "infobox",
		2963	title => "Body Parts",
		2964	reply => undef,
		2965	tooltip => "Shows which body parts you posess and are available",
		2966	},
		2967	"c/statistics" => {
		2968	id => "infobox",
		2969	title => "Statistics",
		2970	reply => undef,
		2971	tooltip => "Shows your primary statistics",
		2972	},
		2973	"c/skills" => {
		2974	id => "infobox",
		2975	title => "Skills",
		2976	reply => undef,
		2977	tooltip => "Shows your experience per skill and item power",
		2978	},
		2979	"c/shopitems" => {
		2980	id => "infobox",
		2981	title => "Shop Items",
		2982	reply => undef,
		2983	tooltip => "Shows the items currently for sale in this shop",
		2984	},
		2985	"c/resistances" => {
		2986	id => "infobox",
		2987	title => "Resistances",
		2988	reply => undef,
		2989	tooltip => "Shows your resistances",
		2990	},
		2991	"c/pets" => {
		2992	id => "infobox",
		2993	title => "Pets",
		2994	reply => undef,
		2995	tooltip => "Shows information abotu your pets/a specific pet",
		2996	},
		2997	"c/perceiveself" => {
		2998	id => "infobox",
		2999	title => "Perceive Self",
		3000	reply => undef,
		3001	tooltip => "You gained detailed knowledge about yourself",
		3002	},
		3003	"c/uptime" => {
		3004	id => "infobox",
		3005	title => "Uptime",
		3006	reply => undef,
		3007	tooltip => "How long the server has been running since last restart",
		3008	},
		3009	"c/mapinfo" => {
		3010	id => "infobox",
		3011	title => "Map Info",
		3012	reply => undef,
		3013	tooltip => "Information related to the maps",
		3014	},
		3015	"c/party" => {
		3016	id => "party",
		3017	title => "Party",
		3018	reply => "gsay ",
		3019	tooltip => "Messages and chat related to your party",
		3020	},
		3021	"c/death" => {
		3022	id => "death",
		3023	title => "Death",
		3024	reply => undef,
		3025	tooltip => "Reason for and more info about your most recent death",
		3026	},
		3027	"c/say" => $SAY_CHANNEL,
		3028	"c/chat" => $CHAT_CHANNEL,
		3029	);
		3030
2501	sub cf::client::send_msg {	3031	sub cf::client::send_msg {
2502	my ($self, $channel, $msg, $color, @extra) = @_;	3032	my ($self, $channel, $msg, $color, @extra) = @_;
2503		3033
2504	$msg = $self->pl->expand_cfpod ($msg);	3034	$msg = $self->pl->expand_cfpod ($msg)
		3035	unless $color & cf::NDI_VERBATIM;
2505		3036
2506	$color &= cf::NDI_CLIENT_MASK; # just in case...	3037	$color &= cf::NDI_CLIENT_MASK; # just in case...
2507		3038
		3039	# check predefined channels, for the benefit of C
		3040	if ($CHANNEL{$channel}) {
		3041	$channel = $CHANNEL{$channel};
		3042
		3043	$self->ext_msg (channel_info => $channel);
		3044	$channel = $channel->{id};
		3045
2508	if (ref $channel) {	3046	} elsif (ref $channel) {
2509	# send meta info to client, if not yet sent	3047	# send meta info to client, if not yet sent
2510	unless (exists $self->{channel}{$channel->{id}}) {	3048	unless (exists $self->{channel}{$channel->{id}}) {
2511	$self->{channel}{$channel->{id}} = $channel;	3049	$self->{channel}{$channel->{id}} = $channel;
2512	$self->ext_msg (channel_info => $channel);	3050	$self->ext_msg (channel_info => $channel);
2513	}	3051	}
…		…
2515	$channel = $channel->{id};	3053	$channel = $channel->{id};
2516	}	3054	}
2517		3055
2518	return unless @extra || length $msg;	3056	return unless @extra || length $msg;
2519		3057
2520	if ($self->can_msg) {
2521	# default colour, mask it out	3058	# default colour, mask it out
2522	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3059	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2523	if $color & cf::NDI_DEF;	3060	if $color & cf::NDI_DEF;
2524		3061
2525	$self->send_packet ("msg " . $self->{json_coder}->encode (	3062	my $pkt = "msg "
		3063	. $self->{json_coder}->encode (
2526	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3064	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2527	} else {	3065	);
2528	if ($color >= 0) {
2529	# replace some tags by gcfclient-compatible ones
2530	for ($msg) {
2531	1 while
2532	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2533	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2534	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2535	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2536	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2537	}
2538		3066
2539	$color &= cf::NDI_COLOR_MASK;	3067	$self->send_big_packet ($pkt);
2540
2541	utf8::encode $msg;
2542
2543	if (0 && $msg =~ /\[/) {
2544	# COMMAND/INFO
2545	$self->send_packet ("drawextinfo $color 10 8 $msg")
2546	} else {
2547	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2548	$self->send_packet ("drawinfo $color $msg")
2549	}
2550	}
2551	}
2552	}	3068	}
2553		3069
2554	=item $client->ext_msg ($type, @msg)	3070	=item $client->ext_msg ($type, @msg)
2555		3071
2556	Sends an ext event to the client.	3072	Sends an ext event to the client.
…		…
2558	=cut	3074	=cut
2559		3075
2560	sub cf::client::ext_msg($$@) {	3076	sub cf::client::ext_msg($$@) {
2561	my ($self, $type, @msg) = @_;	3077	my ($self, $type, @msg) = @_;
2562		3078
2563	my $extcmd = $self->extcmd;
2564
2565	if ($extcmd == 2) {	3079	if ($self->extcmd == 2) {
2566	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3080	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2567	} elsif ($extcmd == 1) { # TODO: remove	3081	} elsif ($self->extcmd == 1) { # TODO: remove
2568	push @msg, msgtype => "event_$type";	3082	push @msg, msgtype => "event_$type";
2569	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3083	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2570	}	3084	}
2571	}	3085	}
2572		3086
2573	=item $client->ext_reply ($msgid, @msg)	3087	=item $client->ext_reply ($msgid, @msg)
2574		3088
…		…
2578		3092
2579	sub cf::client::ext_reply($$@) {	3093	sub cf::client::ext_reply($$@) {
2580	my ($self, $id, @msg) = @_;	3094	my ($self, $id, @msg) = @_;
2581		3095
2582	if ($self->extcmd == 2) {	3096	if ($self->extcmd == 2) {
2583	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3097	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2584	} elsif ($self->ns->extcmd == 1) {	3098	} elsif ($self->extcmd == 1) {
2585	#TODO: version 1, remove	3099	#TODO: version 1, remove
2586	unshift @msg, msgtype => "reply", msgid => $id;	3100	unshift @msg, msgtype => "reply", msgid => $id;
2587	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3101	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2588	}	3102	}
2589	}	3103	}
2590		3104
2591	=item $success = $client->query ($flags, "text", \&cb)	3105	=item $success = $client->query ($flags, "text", \&cb)
2592		3106
…		…
2663		3177
2664	$ns->ext_reply ($reply, @reply)	3178	$ns->ext_reply ($reply, @reply)
2665	if $reply;	3179	if $reply;
2666		3180
2667	} else {	3181	} else {
2668	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3182	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2669	}	3183	}
2670		3184
2671	cf::override;	3185	cf::override;
2672	},	3186	},
2673	);	3187	);
…		…
2693		3207
2694	$coro	3208	$coro
2695	}	3209	}
2696		3210
2697	cf::client->attach (	3211	cf::client->attach (
2698	on_destroy => sub {	3212	on_client_destroy => sub {
2699	my ($ns) = @_;	3213	my ($ns) = @_;
2700		3214
2701	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3215	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2702	},	3216	},
2703	);	3217	);
…		…
2719	our $safe_hole = new Safe::Hole;	3233	our $safe_hole = new Safe::Hole;
2720		3234
2721	$SIG{FPE} = 'IGNORE';	3235	$SIG{FPE} = 'IGNORE';
2722		3236
2723	$safe->permit_only (Opcode::opset qw(	3237	$safe->permit_only (Opcode::opset qw(
2724	:base_core :base_mem :base_orig :base_math	3238	:base_core :base_mem :base_orig :base_math :base_loop
2725	grepstart grepwhile mapstart mapwhile	3239	grepstart grepwhile mapstart mapwhile
2726	sort time	3240	sort time
2727	));	3241	));
2728		3242
2729	# here we export the classes and methods available to script code	3243	# here we export the classes and methods available to script code
…		…
2731	=pod	3245	=pod
2732		3246
2733	The following functions and methods are available within a safe environment:	3247	The following functions and methods are available within a safe environment:
2734		3248
2735	cf::object	3249	cf::object
2736	contr pay_amount pay_player map x y force_find force_add	3250	contr pay_amount pay_player map x y force_find force_add destroy
2737	insert remove name archname title slaying race	3251	insert remove name archname title slaying race decrease split
		3252	value
2738		3253
2739	cf::object::player	3254	cf::object::player
2740	player	3255	player
2741		3256
2742	cf::player	3257	cf::player
…		…
2747		3262
2748	=cut	3263	=cut
2749		3264
2750	for (	3265	for (
2751	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3266	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2752	insert remove inv name archname title slaying race)],	3267	insert remove inv nrof name archname title slaying race
		3268	decrease split destroy change_exp value msg lore send_msg)],
2753	["cf::object::player" => qw(player)],	3269	["cf::object::player" => qw(player)],
2754	["cf::player" => qw(peaceful)],	3270	["cf::player" => qw(peaceful send_msg)],
2755	["cf::map" => qw(trigger)],	3271	["cf::map" => qw(trigger)],
2756	) {	3272	) {
2757	no strict 'refs';	3273	no strict 'refs';
2758	my ($pkg, @funs) = @$_;	3274	my ($pkg, @funs) = @$_;
2759	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3275	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2777		3293
2778	my $qcode = $code;	3294	my $qcode = $code;
2779	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3295	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2780	$qcode =~ s/\n/\\n/g;	3296	$qcode =~ s/\n/\\n/g;
2781		3297
		3298	%vars = (_dummy => 0) unless %vars;
		3299
		3300	my @res;
2782	local $_;	3301	local $_;
2783	local @safe::cf::_safe_eval_args = values %vars;
2784		3302
2785	my $eval =	3303	my $eval =
2786	"do {\n"	3304	"do {\n"
2787	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3305	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2788	. "#line 0 \"{$qcode}\"\n"	3306	. "#line 0 \"{$qcode}\"\n"
2789	. $code	3307	. $code
2790	. "\n}"	3308	. "\n}"
2791	;	3309	;
2792		3310
		3311	if ($CFG{safe_eval}) {
2793	sub_generation_inc;	3312	sub_generation_inc;
		3313	local @safe::cf::_safe_eval_args = values %vars;
2794	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3314	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2795	sub_generation_inc;	3315	sub_generation_inc;
		3316	} else {
		3317	local @cf::_safe_eval_args = values %vars;
		3318	@res = wantarray ? eval eval : scalar eval $eval;
		3319	}
2796		3320
2797	if ($@) {	3321	if ($@) {
2798	warn "$@";	3322	warn "$@",
2799	warn "while executing safe code '$code'\n";	3323	"while executing safe code '$code'\n",
2800	warn "with arguments " . (join " ", %vars) . "\n";	3324	"with arguments " . (join " ", %vars) . "\n";
2801	}	3325	}
2802		3326
2803	wantarray ? @res : $res[0]	3327	wantarray ? @res : $res[0]
2804	}	3328	}
2805		3329
…		…
2819	=cut	3343	=cut
2820		3344
2821	sub register_script_function {	3345	sub register_script_function {
2822	my ($fun, $cb) = @_;	3346	my ($fun, $cb) = @_;
2823		3347
2824	no strict 'refs';	3348	$fun = "safe::$fun" if $CFG{safe_eval};
2825	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3349	*$fun = $safe_hole->wrap ($cb);
2826	}	3350	}
2827		3351
2828	=back	3352	=back
2829		3353
2830	=cut	3354	=cut
…		…
2833	# the server's init and main functions	3357	# the server's init and main functions
2834		3358
2835	sub load_facedata($) {	3359	sub load_facedata($) {
2836	my ($path) = @_;	3360	my ($path) = @_;
2837		3361
		3362	# HACK to clear player env face cache, we need some signal framework
		3363	# for this (global event?)
		3364	%ext::player_env::MUSIC_FACE_CACHE = ();
		3365
2838	my $enc = JSON::XS->new->utf8->canonical;	3366	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2839		3367
2840	warn "loading facedata from $path\n";	3368	trace "loading facedata from $path\n";
2841		3369
2842	my $facedata;	3370	my $facedata;
2843	0 < aio_load $path, $facedata	3371	0 < aio_load $path, $facedata
2844	or die "$path: $!";	3372	or die "$path: $!";
2845		3373
…		…
2847		3375
2848	$facedata->{version} == 2	3376	$facedata->{version} == 2
2849	or cf::cleanup "$path: version mismatch, cannot proceed.";	3377	or cf::cleanup "$path: version mismatch, cannot proceed.";
2850		3378
2851	# patch in the exptable	3379	# patch in the exptable
		3380	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
2852	$facedata->{resource}{"res/exp_table"} = {	3381	$facedata->{resource}{"res/exp_table"} = {
2853	type => FT_RSRC,	3382	type => FT_RSRC,
2854	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3383	data => $exp_table,
		3384	hash => (Digest::MD5::md5 $exp_table),
2855	};	3385	};
2856	cf::cede_to_tick;	3386	cf::cede_to_tick;
2857		3387
2858	{	3388	{
2859	my $faces = $facedata->{faceinfo};	3389	my $faces = $facedata->{faceinfo};
2860		3390
2861	while (my ($face, $info) = each %$faces) {	3391	while (my ($face, $info) = each %$faces) {
2862	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3392	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3393
2863	cf::face::set_visibility $idx, $info->{visibility};	3394	cf::face::set_visibility $idx, $info->{visibility};
2864	cf::face::set_magicmap $idx, $info->{magicmap};	3395	cf::face::set_magicmap $idx, $info->{magicmap};
2865	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3396	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2866	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3397	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2867		3398
2868	cf::cede_to_tick;	3399	cf::cede_to_tick;
2869	}	3400	}
2870		3401
2871	while (my ($face, $info) = each %$faces) {	3402	while (my ($face, $info) = each %$faces) {
2872	next unless $info->{smooth};	3403	next unless $info->{smooth};
		3404
2873	my $idx = cf::face::find $face	3405	my $idx = cf::face::find $face
2874	or next;	3406	or next;
		3407
2875	if (my $smooth = cf::face::find $info->{smooth}) {	3408	if (my $smooth = cf::face::find $info->{smooth}) {
2876	cf::face::set_smooth $idx, $smooth;	3409	cf::face::set_smooth $idx, $smooth;
2877	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3410	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2878	} else {	3411	} else {
2879	warn "smooth face '$info->{smooth}' not found for face '$face'";	3412	error "smooth face '$info->{smooth}' not found for face '$face'";
2880	}	3413	}
2881		3414
2882	cf::cede_to_tick;	3415	cf::cede_to_tick;
2883	}	3416	}
2884	}	3417	}
…		…
2893		3426
2894	cf::anim::invalidate_all; # d'oh	3427	cf::anim::invalidate_all; # d'oh
2895	}	3428	}
2896		3429
2897	{	3430	{
2898	# TODO: for gcfclient pleasure, we should give resources
2899	# that gcfclient doesn't grok a >10000 face index.
2900	my $res = $facedata->{resource};	3431	my $res = $facedata->{resource};
2901		3432
2902	my $soundconf = delete $res->{"res/sound.conf"};
2903
2904	while (my ($name, $info) = each %$res) {	3433	while (my ($name, $info) = each %$res) {
		3434	if (defined $info->{type}) {
2905	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3435	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2906	my $data;
2907		3436
2908	if ($info->{type} & 1) {	3437	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2909	# prepend meta info	3438	cf::face::set_type $idx, $info->{type};
2910
2911	my $meta = $enc->encode ({
2912	name => $name,
2913	%{ $info->{meta} || {} },
2914	});
2915
2916	$data = pack "(w/a*)*", $meta, $info->{data};
2917	} else {	3439	} else {
2918	$data = $info->{data};	3440	$RESOURCE{$name} = $info; # unused
2919	}	3441	}
2920		3442
2921	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2922	cf::face::set_type $idx, $info->{type};
2923
2924	cf::cede_to_tick;	3443	cf::cede_to_tick;
2925	}	3444	}
2926
2927	if ($soundconf) {
2928	$soundconf = $enc->decode (delete $soundconf->{data});
2929
2930	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2931	my $sound = $soundconf->{compat}[$_]
2932	or next;
2933
2934	my $face = cf::face::find "sound/$sound->[1]";
2935	cf::sound::set $sound->[0] => $face;
2936	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2937	}
2938
2939	while (my ($k, $v) = each %{$soundconf->{event}}) {
2940	my $face = cf::face::find "sound/$v";
2941	cf::sound::set $k => $face;
2942	}
2943	}
2944	}	3445	}
		3446
		3447	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2945		3448
2946	1	3449	1
2947	}	3450	}
2948		3451
2949	register_exticmd fx_want => sub {	3452	register_exticmd fx_want => sub {
…		…
2952	while (my ($k, $v) = each %$want) {	3455	while (my ($k, $v) = each %$want) {
2953	$ns->fx_want ($k, $v);	3456	$ns->fx_want ($k, $v);
2954	}	3457	}
2955	};	3458	};
2956		3459
		3460	sub load_resource_file($) {
		3461	my $guard = lock_acquire "load_resource_file";
		3462
		3463	my $status = load_resource_file_ $_[0];
		3464	get_slot 0.1, 100;
		3465	cf::arch::commit_load;
		3466
		3467	$status
		3468	}
		3469
2957	sub reload_regions {	3470	sub reload_regions {
		3471	# HACK to clear player env face cache, we need some signal framework
		3472	# for this (global event?)
		3473	%ext::player_env::MUSIC_FACE_CACHE = ();
		3474
2958	load_resource_file "$MAPDIR/regions"	3475	load_resource_file "$MAPDIR/regions"
2959	or die "unable to load regions file\n";	3476	or die "unable to load regions file\n";
2960		3477
2961	for (cf::region::list) {	3478	for (cf::region::list) {
2962	$_->{match} = qr/$_->{match}/	3479	$_->{match} = qr/$_->{match}/
…		…
2970	}	3487	}
2971		3488
2972	sub reload_archetypes {	3489	sub reload_archetypes {
2973	load_resource_file "$DATADIR/archetypes"	3490	load_resource_file "$DATADIR/archetypes"
2974	or die "unable to load archetypes\n";	3491	or die "unable to load archetypes\n";
2975	#d# NEED to laod twice to resolve forward references
2976	# this really needs to be done in an extra post-pass
2977	# (which needs to be synchronous, so solve it differently)
2978	load_resource_file "$DATADIR/archetypes"
2979	or die "unable to load archetypes\n";
2980	}	3492	}
2981		3493
2982	sub reload_treasures {	3494	sub reload_treasures {
2983	load_resource_file "$DATADIR/treasures"	3495	load_resource_file "$DATADIR/treasures"
2984	or die "unable to load treasurelists\n";	3496	or die "unable to load treasurelists\n";
2985	}	3497	}
2986		3498
		3499	sub reload_sound {
		3500	trace "loading sound config from $DATADIR/sound\n";
		3501
		3502	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3503	or die "$DATADIR/sound $!";
		3504
		3505	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3506
		3507	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3508	my $sound = $soundconf->{compat}[$_]
		3509	or next;
		3510
		3511	my $face = cf::face::find "sound/$sound->[1]";
		3512	cf::sound::set $sound->[0] => $face;
		3513	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3514	}
		3515
		3516	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3517	my $face = cf::face::find "sound/$v";
		3518	cf::sound::set $k => $face;
		3519	}
		3520	}
		3521
2987	sub reload_resources {	3522	sub reload_resources {
2988	warn "reloading resource files...\n";	3523	trace "reloading resource files...\n";
2989		3524
		3525	reload_facedata;
		3526	reload_sound;
		3527	reload_archetypes;
2990	reload_regions;	3528	reload_regions;
2991	reload_facedata;
2992	#reload_archetypes;#d#
2993	reload_archetypes;
2994	reload_treasures;	3529	reload_treasures;
2995		3530
2996	warn "finished reloading resource files\n";	3531	trace "finished reloading resource files\n";
2997	}	3532	}
2998		3533
2999	sub init {	3534	sub reload_config {
3000	reload_resources;	3535	trace "reloading config file...\n";
3001	}
3002		3536
3003	sub cfg_load {
3004	open my $fh, "<:utf8", "$CONFDIR/config"	3537	open my $fh, "<:utf8", "$CONFDIR/config"
3005	or return;	3538	or return;
3006		3539
3007	local $/;	3540	local $/;
3008	*CFG = YAML::Syck::Load <$fh>;	3541	*CFG = YAML::XS::Load scalar <$fh>;
3009		3542
3010	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3543	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3011		3544
3012	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3545	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3013	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3546	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3014		3547
3015	if (exists $CFG{mlockall}) {	3548	if (exists $CFG{mlockall}) {
…		…
3017	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3550	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
3018	and die "WARNING: m(un)lockall failed: $!\n";	3551	and die "WARNING: m(un)lockall failed: $!\n";
3019	};	3552	};
3020	warn $@ if $@;	3553	warn $@ if $@;
3021	}	3554	}
		3555
		3556	trace "finished reloading resource files\n";
		3557	}
		3558
		3559	sub pidfile() {
		3560	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3561	or die "$PIDFILE: $!";
		3562	flock $fh, &Fcntl::LOCK_EX
		3563	or die "$PIDFILE: flock: $!";
		3564	$fh
		3565	}
		3566
		3567	# make sure only one server instance is running at any one time
		3568	sub atomic {
		3569	my $fh = pidfile;
		3570
		3571	my $pid = <$fh>;
		3572	kill 9, $pid if $pid > 0;
		3573
		3574	seek $fh, 0, 0;
		3575	print $fh $$;
		3576	}
		3577
		3578	sub main_loop {
		3579	trace "EV::loop starting\n";
		3580	if (1) {
		3581	EV::loop;
		3582	}
		3583	trace "EV::loop returned\n";
		3584	goto &main_loop unless $REALLY_UNLOOP;
3022	}	3585	}
3023		3586
3024	sub main {	3587	sub main {
		3588	cf::init_globals; # initialise logging
		3589
		3590	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3591	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3592	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3593	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3594
		3595	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3596
3025	# we must not ever block the main coroutine	3597	# we must not ever block the main coroutine
3026	local $Coro::idle = sub {	3598	local $Coro::idle = sub {
3027	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3599	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3028	(async {	3600	(async {
3029	Event::one_event;	3601	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3602	EV::loop EV::LOOP_ONESHOT;
3030	})->prio (Coro::PRIO_MAX);	3603	})->prio (Coro::PRIO_MAX);
3031	};	3604	};
3032		3605
3033	cfg_load;	3606	evthread_start IO::AIO::poll_fileno;
		3607
		3608	cf::sync_job {
		3609	cf::init_experience;
		3610	cf::init_anim;
		3611	cf::init_attackmess;
		3612	cf::init_dynamic;
		3613
		3614	cf::load_settings;
		3615	cf::load_materials;
		3616
		3617	reload_resources;
		3618	reload_config;
3034	db_init;	3619	db_init;
		3620
		3621	cf::init_uuid;
		3622	cf::init_signals;
		3623	cf::init_skills;
		3624
		3625	cf::init_beforeplay;
		3626
		3627	atomic;
		3628
3035	load_extensions;	3629	load_extensions;
3036		3630
3037	$TICK_WATCHER->start;	3631	utime time, time, $RUNTIMEFILE;
3038	Event::loop;	3632
		3633	# no (long-running) fork's whatsoever before this point(!)
		3634	use POSIX ();
		3635	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3636
		3637	(pop @POST_INIT)->(0) while @POST_INIT;
		3638	};
		3639
		3640	cf::object::thawer::errors_are_fatal 0;
		3641	info "parse errors in files are no longer fatal from this point on.\n";
		3642
		3643	main_loop;
3039	}	3644	}
3040		3645
3041	#############################################################################	3646	#############################################################################
3042	# initialisation and cleanup	3647	# initialisation and cleanup
3043		3648
3044	# install some emergency cleanup handlers	3649	# install some emergency cleanup handlers
3045	BEGIN {	3650	BEGIN {
		3651	our %SIGWATCHER = ();
3046	for my $signal (qw(INT HUP TERM)) {	3652	for my $signal (qw(INT HUP TERM)) {
3047	Event->signal (	3653	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3048	reentrant => 0,
3049	data => WF_AUTOCANCEL,
3050	signal => $signal,
3051	prio => 0,
3052	cb => sub {
3053	cf::cleanup "SIG$signal";	3654	cf::cleanup "SIG$signal";
3054	},
3055	);	3655	};
3056	}	3656	}
3057	}	3657	}
3058		3658
3059	sub write_runtime {	3659	sub write_runtime_sync {
3060	my $runtime = "$LOCALDIR/runtime";	3660	my $t0 = AE::time;
3061		3661
3062	# first touch the runtime file to show we are still running:	3662	# first touch the runtime file to show we are still running:
3063	# the fsync below can take a very very long time.	3663	# the fsync below can take a very very long time.
3064		3664
3065	IO::AIO::aio_utime $runtime, undef, undef;	3665	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3066		3666
3067	my $guard = cf::lock_acquire "write_runtime";	3667	my $guard = cf::lock_acquire "write_runtime";
3068		3668
3069	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3669	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3070	or return;	3670	or return;
3071		3671
3072	my $value = $cf::RUNTIME + 90 + 10;	3672	my $value = $cf::RUNTIME + 90 + 10;
3073	# 10 is the runtime save interval, for a monotonic clock	3673	# 10 is the runtime save interval, for a monotonic clock
3074	# 60 allows for the watchdog to kill the server.	3674	# 60 allows for the watchdog to kill the server.
…		…
3084	aio_utime $fh, undef, undef;	3684	aio_utime $fh, undef, undef;
3085		3685
3086	close $fh	3686	close $fh
3087	or return;	3687	or return;
3088		3688
3089	aio_rename "$runtime~", $runtime	3689	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3090	and return;	3690	and return;
3091		3691
3092	warn "runtime file written.\n";	3692	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3093		3693
3094	1	3694	1
		3695	}
		3696
		3697	our $uuid_lock;
		3698	our $uuid_skip;
		3699
		3700	sub write_uuid_sync($) {
		3701	$uuid_skip ||= $_[0];
		3702
		3703	return if $uuid_lock;
		3704	local $uuid_lock = 1;
		3705
		3706	my $uuid = "$LOCALDIR/uuid";
		3707
		3708	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3709	or return;
		3710
		3711	my $value = uuid_seq uuid_cur;
		3712
		3713	unless ($value) {
		3714	info "cowardly refusing to write zero uuid value!\n";
		3715	return;
		3716	}
		3717
		3718	my $value = uuid_str $value + $uuid_skip;
		3719	$uuid_skip = 0;
		3720
		3721	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3722	and return;
		3723
		3724	# always fsync - this file is important
		3725	aio_fsync $fh
		3726	and return;
		3727
		3728	close $fh
		3729	or return;
		3730
		3731	aio_rename "$uuid~", $uuid
		3732	and return;
		3733
		3734	trace "uuid file written ($value).\n";
		3735
		3736	1
		3737
		3738	}
		3739
		3740	sub write_uuid($$) {
		3741	my ($skip, $sync) = @_;
		3742
		3743	$sync ? write_uuid_sync $skip
		3744	: async { write_uuid_sync $skip };
3095	}	3745	}
3096		3746
3097	sub emergency_save() {	3747	sub emergency_save() {
3098	my $freeze_guard = cf::freeze_mainloop;	3748	my $freeze_guard = cf::freeze_mainloop;
3099		3749
3100	warn "enter emergency perl save\n";	3750	info "emergency_perl_save: enter\n";
3101		3751
3102	cf::sync_job {	3752	cf::sync_job {
		3753	# this is a trade-off: we want to be very quick here, so
		3754	# save all maps without fsync, and later call a global sync
		3755	# (which in turn might be very very slow)
		3756	local $USE_FSYNC = 0;
		3757
3103	# use a peculiar iteration method to avoid tripping on perl	3758	# use a peculiar iteration method to avoid tripping on perl
3104	# refcount bugs in for. also avoids problems with players	3759	# refcount bugs in for. also avoids problems with players
3105	# and maps saved/destroyed asynchronously.	3760	# and maps saved/destroyed asynchronously.
3106	warn "begin emergency player save\n";	3761	info "emergency_perl_save: begin player save\n";
3107	for my $login (keys %cf::PLAYER) {	3762	for my $login (keys %cf::PLAYER) {
3108	my $pl = $cf::PLAYER{$login} or next;	3763	my $pl = $cf::PLAYER{$login} or next;
3109	$pl->valid or next;	3764	$pl->valid or next;
		3765	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3110	$pl->save;	3766	$pl->save;
3111	}	3767	}
3112	warn "end emergency player save\n";	3768	info "emergency_perl_save: end player save\n";
3113		3769
3114	warn "begin emergency map save\n";	3770	info "emergency_perl_save: begin map save\n";
3115	for my $path (keys %cf::MAP) {	3771	for my $path (keys %cf::MAP) {
3116	my $map = $cf::MAP{$path} or next;	3772	my $map = $cf::MAP{$path} or next;
3117	$map->valid or next;	3773	$map->valid or next;
3118	$map->save;	3774	$map->save;
3119	}	3775	}
3120	warn "end emergency map save\n";	3776	info "emergency_perl_save: end map save\n";
3121		3777
3122	warn "begin emergency database checkpoint\n";	3778	info "emergency_perl_save: begin database checkpoint\n";
3123	BDB::db_env_txn_checkpoint $DB_ENV;	3779	BDB::db_env_txn_checkpoint $DB_ENV;
3124	warn "end emergency database checkpoint\n";	3780	info "emergency_perl_save: end database checkpoint\n";
		3781
		3782	info "emergency_perl_save: begin write uuid\n";
		3783	write_uuid_sync 1;
		3784	info "emergency_perl_save: end write uuid\n";
3125	};	3785	};
3126		3786
3127	warn "leave emergency perl save\n";	3787	info "emergency_perl_save: starting sync()\n";
		3788	IO::AIO::aio_sync sub {
		3789	info "emergency_perl_save: finished sync()\n";
		3790	};
		3791
		3792	info "emergency_perl_save: leave\n";
3128	}	3793	}
3129		3794
3130	sub post_cleanup {	3795	sub post_cleanup {
3131	my ($make_core) = @_;	3796	my ($make_core) = @_;
3132		3797
3133	warn Carp::longmess "post_cleanup backtrace"	3798	error Carp::longmess "post_cleanup backtrace"
3134	if $make_core;	3799	if $make_core;
		3800
		3801	my $fh = pidfile;
		3802	unlink $PIDFILE if <$fh> == $$;
		3803	}
		3804
		3805	# a safer delete_package, copied from Symbol
		3806	sub clear_package($) {
		3807	my $pkg = shift;
		3808
		3809	# expand to full symbol table name if needed
		3810	unless ($pkg =~ /^main::.*::$/) {
		3811	$pkg = "main$pkg" if $pkg =~ /^::/;
		3812	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3813	$pkg .= '::' unless $pkg =~ /::$/;
		3814	}
		3815
		3816	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3817	my $stem_symtab = *{$stem}{HASH};
		3818
		3819	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3820	or return;
		3821
		3822	# clear all symbols
		3823	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3824	for my $name (keys %$leaf_symtab) {
		3825	_gv_clear *{"$pkg$name"};
		3826	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3827	}
3135	}	3828	}
3136		3829
3137	sub do_reload_perl() {	3830	sub do_reload_perl() {
3138	# can/must only be called in main	3831	# can/must only be called in main
3139	if ($Coro::current != $Coro::main) {	3832	if (in_main) {
3140	warn "can only reload from main coroutine";	3833	error "can only reload from main coroutine";
3141	return;	3834	return;
3142	}	3835	}
3143		3836
		3837	return if $RELOAD++;
		3838
		3839	my $t1 = AE::time;
		3840
		3841	while ($RELOAD) {
3144	warn "reloading...";	3842	info "reloading...";
3145		3843
3146	warn "entering sync_job";	3844	trace "entering sync_job";
3147		3845
3148	cf::sync_job {	3846	cf::sync_job {
3149	cf::write_runtime; # external watchdog should not bark	3847	cf::write_runtime_sync; # external watchdog should not bark
3150	cf::emergency_save;	3848	cf::emergency_save;
3151	cf::write_runtime; # external watchdog should not bark	3849	cf::write_runtime_sync; # external watchdog should not bark
3152		3850
3153	warn "syncing database to disk";	3851	trace "syncing database to disk";
3154	BDB::db_env_txn_checkpoint $DB_ENV;	3852	BDB::db_env_txn_checkpoint $DB_ENV;
3155		3853
3156	# if anything goes wrong in here, we should simply crash as we already saved	3854	# if anything goes wrong in here, we should simply crash as we already saved
3157		3855
3158	warn "cancelling all WF_AUTOCANCEL watchers";
3159	for (Event::all_watchers) {
3160	$_->cancel if $_->data & WF_AUTOCANCEL;
3161	}
3162
3163	warn "flushing outstanding aio requests";	3856	trace "flushing outstanding aio requests";
3164	for (;;) {
3165	BDB::flush;
3166	IO::AIO::flush;
3167	Coro::cede;
3168	last unless IO::AIO::nreqs || BDB::nreqs;	3857	while (IO::AIO::nreqs || BDB::nreqs) {
3169	warn "iterate...";	3858	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3170	}
3171
3172	++$RELOAD;
3173
3174	warn "cancelling all extension coros";
3175	$_->cancel for values %EXT_CORO;
3176	%EXT_CORO = ();
3177
3178	warn "removing commands";
3179	%COMMAND = ();
3180
3181	warn "removing ext/exti commands";
3182	%EXTCMD = ();
3183	%EXTICMD = ();
3184
3185	warn "unloading/nuking all extensions";
3186	for my $pkg (@EXTS) {
3187	warn "... unloading $pkg";
3188
3189	if (my $cb = $pkg->can ("unload")) {
3190	eval {
3191	$cb->($pkg);
3192	1
3193	} or warn "$pkg unloaded, but with errors: $@";
3194	}	3859	}
3195		3860
3196	warn "... nuking $pkg";	3861	trace "cancelling all extension coros";
3197	Symbol::delete_package $pkg;	3862	$_->cancel for values %EXT_CORO;
3198	}	3863	%EXT_CORO = ();
3199		3864
3200	warn "unloading all perl modules loaded from $LIBDIR";	3865	trace "removing commands";
3201	while (my ($k, $v) = each %INC) {	3866	%COMMAND = ();
3202	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3203		3867
		3868	trace "removing ext/exti commands";
		3869	%EXTCMD = ();
		3870	%EXTICMD = ();
		3871
		3872	trace "unloading/nuking all extensions";
		3873	for my $pkg (@EXTS) {
3204	warn "... unloading $k";	3874	trace "... unloading $pkg";
3205	delete $INC{$k};
3206		3875
3207	$k =~ s/\.pm$//;
3208	$k =~ s/\//::/g;
3209
3210	if (my $cb = $k->can ("unload_module")) {	3876	if (my $cb = $pkg->can ("unload")) {
		3877	eval {
3211	$cb->();	3878	$cb->($pkg);
		3879	1
		3880	} or error "$pkg unloaded, but with errors: $@";
		3881	}
		3882
		3883	trace "... clearing $pkg";
		3884	clear_package $pkg;
3212	}	3885	}
3213		3886
3214	Symbol::delete_package $k;	3887	trace "unloading all perl modules loaded from $LIBDIR";
		3888	while (my ($k, $v) = each %INC) {
		3889	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3890
		3891	trace "... unloading $k";
		3892	delete $INC{$k};
		3893
		3894	$k =~ s/\.pm$//;
		3895	$k =~ s/\//::/g;
		3896
		3897	if (my $cb = $k->can ("unload_module")) {
		3898	$cb->();
		3899	}
		3900
		3901	clear_package $k;
3215	}	3902	}
3216		3903
3217	warn "getting rid of safe::, as good as possible";	3904	trace "getting rid of safe::, as good as possible";
3218	Symbol::delete_package "safe::$_"	3905	clear_package "safe::$_"
3219	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3906	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3220		3907
3221	warn "unloading cf.pm \"a bit\"";	3908	trace "unloading cf.pm \"a bit\"";
3222	delete $INC{"cf.pm"};	3909	delete $INC{"cf.pm"};
3223	delete $INC{"cf/pod.pm"};	3910	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3224		3911
3225	# don't, removes xs symbols, too,	3912	# don't, removes xs symbols, too,
3226	# and global variables created in xs	3913	# and global variables created in xs
3227	#Symbol::delete_package __PACKAGE__;	3914	#clear_package __PACKAGE__;
3228		3915
3229	warn "unload completed, starting to reload now";	3916	info "unload completed, starting to reload now";
3230		3917
3231	warn "reloading cf.pm";	3918	trace "reloading cf.pm";
3232	require cf;	3919	require cf;
3233	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3920	cf::_connect_to_perl_1;
3234		3921
3235	warn "loading config and database again";	3922	trace "loading config and database again";
3236	cf::cfg_load;	3923	cf::reload_config;
3237		3924
3238	warn "loading extensions";	3925	trace "loading extensions";
3239	cf::load_extensions;	3926	cf::load_extensions;
3240		3927
		3928	if ($REATTACH_ON_RELOAD) {
3241	warn "reattaching attachments to objects/players";	3929	trace "reattaching attachments to objects/players";
3242	_global_reattach; # objects, sockets	3930	_global_reattach; # objects, sockets
3243	warn "reattaching attachments to maps";	3931	trace "reattaching attachments to maps";
3244	reattach $_ for values %MAP;	3932	reattach $_ for values %MAP;
3245	warn "reattaching attachments to players";	3933	trace "reattaching attachments to players";
3246	reattach $_ for values %PLAYER;	3934	reattach $_ for values %PLAYER;
		3935	}
3247		3936
		3937	trace "running post_init jobs";
		3938	(pop @POST_INIT)->(1) while @POST_INIT;
		3939
3248	warn "leaving sync_job";	3940	trace "leaving sync_job";
3249		3941
3250	1	3942	1
3251	} or do {	3943	} or do {
3252	warn $@;	3944	error $@;
3253	warn "error while reloading, exiting.";	3945	cf::cleanup "error while reloading, exiting.";
3254	exit 1;	3946	};
		3947
		3948	info "reloaded";
		3949	--$RELOAD;
3255	};	3950	}
3256		3951
3257	warn "reloaded";	3952	$t1 = AE::time - $t1;
		3953	info "reload completed in ${t1}s\n";
3258	};	3954	};
3259		3955
3260	our $RELOAD_WATCHER; # used only during reload	3956	our $RELOAD_WATCHER; # used only during reload
3261		3957
3262	sub reload_perl() {	3958	sub reload_perl() {
3263	# doing reload synchronously and two reloads happen back-to-back,	3959	# doing reload synchronously and two reloads happen back-to-back,
3264	# coro crashes during coro_state_free->destroy here.	3960	# coro crashes during coro_state_free->destroy here.
3265		3961
3266	$RELOAD_WATCHER ||= Event->timer (	3962	$RELOAD_WATCHER ||= cf::async {
3267	reentrant => 0,	3963	Coro::AIO::aio_wait cache_extensions;
3268	after => 0,	3964
3269	data => WF_AUTOCANCEL,	3965	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3270	cb => sub {
3271	do_reload_perl;	3966	do_reload_perl;
3272	undef $RELOAD_WATCHER;	3967	undef $RELOAD_WATCHER;
3273	},	3968	};
3274	);	3969	};
3275	}	3970	}
3276		3971
3277	register_command "reload" => sub {	3972	register_command "reload" => sub {
3278	my ($who, $arg) = @_;	3973	my ($who, $arg) = @_;
3279		3974
3280	if ($who->flag (FLAG_WIZ)) {	3975	if ($who->flag (FLAG_WIZ)) {
3281	$who->message ("reloading server.");	3976	$who->message ("reloading server.");
		3977	async {
		3978	$Coro::current->{desc} = "perl_reload";
3282	async { reload_perl };	3979	reload_perl;
		3980	};
3283	}	3981	}
3284	};	3982	};
3285		3983
3286	unshift @INC, $LIBDIR;	3984	unshift @INC, $LIBDIR;
3287		3985
…		…
3289		3987
3290	our @WAIT_FOR_TICK;	3988	our @WAIT_FOR_TICK;
3291	our @WAIT_FOR_TICK_BEGIN;	3989	our @WAIT_FOR_TICK_BEGIN;
3292		3990
3293	sub wait_for_tick {	3991	sub wait_for_tick {
3294	return unless $TICK_WATCHER->is_active;
3295	return if $Coro::current == $Coro::main;	3992	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3296		3993
3297	my $signal = new Coro::Signal;	3994	my $signal = new Coro::Signal;
3298	push @WAIT_FOR_TICK, $signal;	3995	push @WAIT_FOR_TICK, $signal;
3299	$signal->wait;	3996	$signal->wait;
3300	}	3997	}
3301		3998
3302	sub wait_for_tick_begin {	3999	sub wait_for_tick_begin {
3303	return unless $TICK_WATCHER->is_active;
3304	return if $Coro::current == $Coro::main;	4000	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3305		4001
3306	my $signal = new Coro::Signal;	4002	my $signal = new Coro::Signal;
3307	push @WAIT_FOR_TICK_BEGIN, $signal;	4003	push @WAIT_FOR_TICK_BEGIN, $signal;
3308	$signal->wait;	4004	$signal->wait;
3309	}	4005	}
3310		4006
3311	my $min = 1e6;#d#	4007	sub tick {
3312	my $avg = 10;
3313	$TICK_WATCHER = Event->timer (
3314	reentrant => 0,
3315	parked => 1,
3316	prio => 0,
3317	at => $NEXT_TICK || $TICK,
3318	data => WF_AUTOCANCEL,
3319	cb => sub {
3320	if ($Coro::current != $Coro::main) {	4008	if ($Coro::current != $Coro::main) {
3321	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4009	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3322	unless ++$bug_warning > 10;	4010	unless ++$bug_warning > 10;
3323	return;	4011	return;
3324	}	4012	}
3325		4013
3326	$NOW = $tick_start = Event::time;
3327
3328	cf::server_tick; # one server iteration	4014	cf::server_tick; # one server iteration
3329		4015
3330	0 && sync_job {#d#	4016	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3331	for(1..10) {
3332	my $t = Event::time;
3333	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3334	or die;
3335		4017
3336	$map->width (50);	4018	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3337	$map->height (50);	4019	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3338	$map->alloc;	4020	Coro::async_pool {
3339	$map->_load_objects ("/tmp/x.map", 1);	4021	$Coro::current->{desc} = "runtime saver";
3340	my $t = Event::time - $t;	4022	write_runtime_sync
3341		4023	or error "ERROR: unable to write runtime file: $!";
3342	#next unless $t < 0.0013;#d#
3343	if ($t < $min) {
3344	$min = $t;
3345	}
3346	$avg = $avg * 0.99 + $t * 0.01;
3347	}
3348	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3349	exit 0;
3350	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3351	};	4024	};
		4025	}
3352		4026
3353	$RUNTIME += $TICK;
3354	$NEXT_TICK += $TICK;
3355
3356	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3357	$NEXT_RUNTIME_WRITE = $NOW + 10;
3358	Coro::async_pool {
3359	write_runtime
3360	or warn "ERROR: unable to write runtime file: $!";
3361	};
3362	}
3363
3364	# my $AFTER = Event::time;
3365	# warn $AFTER - $NOW;#d#
3366
3367	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4027	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3368	$sig->send;	4028	$sig->send;
3369	}	4029	}
3370	while (my $sig = shift @WAIT_FOR_TICK) {	4030	while (my $sig = shift @WAIT_FOR_TICK) {
3371	$sig->send;	4031	$sig->send;
3372	}	4032	}
3373		4033
3374	$NOW = Event::time;	4034	$LOAD = ($NOW - $TICK_START) / $TICK;
3375
3376	# if we are delayed by four ticks or more, skip them all
3377	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3378
3379	$TICK_WATCHER->at ($NEXT_TICK);
3380	$TICK_WATCHER->start;
3381
3382	$LOAD = ($NOW - $tick_start) / $TICK;
3383	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4035	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3384		4036
3385	_post_tick;	4037	if (0) {
3386		4038	if ($NEXT_TICK) {
3387		4039	my $jitter = $TICK_START - $NEXT_TICK;
		4040	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4041	debug "jitter $JITTER\n";#d#
		4042	}
3388	},	4043	}
3389	);	4044	}
3390		4045
3391	{	4046	{
3392	BDB::max_poll_time $TICK * 0.1;	4047	# configure BDB
3393	$BDB_POLL_WATCHER = Event->io (	4048
3394	reentrant => 0,
3395	fd => BDB::poll_fileno,
3396	poll => 'r',
3397	prio => 0,
3398	data => WF_AUTOCANCEL,
3399	cb => \&BDB::poll_cb,
3400	);
3401	BDB::min_parallel 8;	4049	BDB::min_parallel 16;
3402		4050	BDB::max_poll_reqs $TICK * 0.1;
3403	BDB::set_sync_prepare {	4051	$AnyEvent::BDB::WATCHER->priority (1);
3404	my $status;
3405	my $current = $Coro::current;
3406	(
3407	sub {
3408	$status = $!;
3409	$current->ready; undef $current;
3410	},
3411	sub {
3412	Coro::schedule while defined $current;
3413	$! = $status;
3414	},
3415	)
3416	};
3417		4052
3418	unless ($DB_ENV) {	4053	unless ($DB_ENV) {
3419	$DB_ENV = BDB::db_env_create;	4054	$DB_ENV = BDB::db_env_create;
		4055	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4056	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4057	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4058	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4059	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3420		4060
3421	cf::sync_job {	4061	cf::sync_job {
3422	eval {	4062	eval {
3423	BDB::db_env_open	4063	BDB::db_env_open
3424	$DB_ENV,	4064	$DB_ENV,
…		…
3426	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4066	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3427	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4067	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3428	0666;	4068	0666;
3429		4069
3430	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4070	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3431
3432	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3433	$DB_ENV->set_lk_detect;
3434	};	4071	};
3435		4072
3436	cf::cleanup "db_env_open(db): $@" if $@;	4073	cf::cleanup "db_env_open(db): $@" if $@;
3437	};	4074	};
3438	}	4075	}
		4076
		4077	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4078	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4079	};
		4080	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4081	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4082	};
		4083	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4084	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4085	};
3439	}	4086	}
3440		4087
3441	{	4088	{
		4089	# configure IO::AIO
		4090
3442	IO::AIO::min_parallel 8;	4091	IO::AIO::min_parallel 8;
3443
3444	undef $Coro::AIO::WATCHER;
3445	IO::AIO::max_poll_time $TICK * 0.1;	4092	IO::AIO::max_poll_time $TICK * 0.1;
3446	$AIO_POLL_WATCHER = Event->io (	4093	undef $AnyEvent::AIO::WATCHER;
3447	reentrant => 0,
3448	data => WF_AUTOCANCEL,
3449	fd => IO::AIO::poll_fileno,
3450	poll => 'r',
3451	prio => 6,
3452	cb => \&IO::AIO::poll_cb,
3453	);
3454	}	4094	}
3455		4095
3456	my $_log_backtrace;	4096	my $_log_backtrace;
3457		4097
3458	sub _log_backtrace {	4098	sub _log_backtrace {
…		…
3461	$msg =~ s/\n//;	4101	$msg =~ s/\n//;
3462		4102
3463	# limit the # of concurrent backtraces	4103	# limit the # of concurrent backtraces
3464	if ($_log_backtrace < 2) {	4104	if ($_log_backtrace < 2) {
3465	++$_log_backtrace;	4105	++$_log_backtrace;
		4106	my $perl_bt = Carp::longmess $msg;
3466	async {	4107	async {
		4108	$Coro::current->{desc} = "abt $msg";
		4109
3467	my @bt = fork_call {	4110	my @bt = fork_call {
3468	@addr = map { sprintf "%x", $_ } @addr;	4111	@addr = map { sprintf "%x", $_ } @addr;
3469	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4112	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3470	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4113	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3471	or die "addr2line: $!";	4114	or die "addr2line: $!";
…		…
3479	}	4122	}
3480		4123
3481	@funcs	4124	@funcs
3482	};	4125	};
3483		4126
3484	LOG llevInfo, "[ABT] $msg\n";	4127	LOG llevInfo, "[ABT] $perl_bt\n";
		4128	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3485	LOG llevInfo, "[ABT] $_\n" for @bt;	4129	LOG llevInfo, "[ABT] $_\n" for @bt;
3486	--$_log_backtrace;	4130	--$_log_backtrace;
3487	};	4131	};
3488	} else {	4132	} else {
3489	LOG llevInfo, "[ABT] $msg\n";	4133	LOG llevInfo, "[ABT] $msg\n";
3490	LOG llevInfo, "[ABT] [suppressed]\n";	4134	LOG llevInfo, "[ABT] [suppressed]\n";
3491	}	4135	}
3492	}	4136	}
3493		4137
3494	# load additional modules	4138	# load additional modules
3495	use cf::pod;	4139	require "cf/$_.pm" for @EXTRA_MODULES;
		4140	cf::_connect_to_perl_2;
3496		4141
3497	END { cf::emergency_save }	4142	END { cf::emergency_save }
3498		4143
3499	1	4144	1
3500		4145

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