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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.382 by root, Thu Oct 11 00:34:31 2007 UTC vs.
Revision 1.555 by root, Wed Jun 30 01:32:56 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use Storable;	30	use EV;
10	use Event;
11	use Opcode;	31	use Opcode;
12	use Safe;	32	use Safe;
13	use Safe::Hole;	33	use Safe::Hole;
		34	use Storable ();
		35	use Carp ();
14		36
		37	use Guard ();
15	use Coro 4.1 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS ();	53	use JSON::XS 2.01 ();
27	use BDB ();	54	use BDB ();
28	use Data::Dumper;	55	use Data::Dumper;
29	use Digest::MD5;
30	use Fcntl;	56	use Fcntl;
31	use YAML::Syck ();	57	use YAML::XS ();
32	use IO::AIO 2.51 ();	58	use IO::AIO ();
33	use Time::HiRes;	59	use Time::HiRes;
34	use Compress::LZF;	60	use Compress::LZF;
35	use Digest::MD5 ();	61	use Digest::MD5 ();
		62
		63	AnyEvent::detect;
36		64
37	# configure various modules to our taste	65	# configure various modules to our taste
38	#	66	#
39	$Storable::canonical = 1; # reduce rsync transfers	67	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	68	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		69
		70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		71
		72	# make sure c-lzf reinitialises itself
		73	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	74	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		75
43	$Event::Eval = 1; # no idea why this is required, but it is	76	# strictly for debugging
44		77	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		78
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	79	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		80
		81	our @ORIG_INC;
51		82
52	our %COMMAND = ();	83	our %COMMAND = ();
53	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
54		85
55	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
56	our %EXTCMD = ();	87	our %EXTCMD = ();
57	our %EXTICMD = ();	88	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
60		91
61	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
63		96
64	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	98	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE; # unused
		112
		113	our $OUTPUT_RATE_MIN = 3000;
		114	our $OUTPUT_RATE_MAX = 1000000;
		115
		116	our $MAX_LINKS = 32; # how many chained exits to follow
		117	our $VERBOSE_IO = 1;
75		118
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	121	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		123
84	our $BDB_POLL_WATCHER;
85	our $BDB_DEADLOCK_WATCHER;	124	our $BDB_DEADLOCK_WATCHER;
86	our $BDB_CHECKPOINT_WATCHER;	125	our $BDB_CHECKPOINT_WATCHER;
87	our $BDB_TRICKLE_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
88	our $DB_ENV;	127	our $DB_ENV;
89		128
		129	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		130
90	our %CFG;	131	our %CFG;
91		132
92	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
93	our $RUNTIME;	134	our $RUNTIME;
		135	our $NOW;
94		136
95	our (%PLAYER, %PLAYER_LOADING); # all users	137	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	138	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	139	our $LINK_MAP; # the special {link} map, which is always available
98		140
99	# 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 ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	142	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		143
102	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)
103	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
		146	our $JITTER; # average jitter
104	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 $REALLY_UNLOOP; # never set to true, please :)
105		153
106	binmode STDOUT;	154	binmode STDOUT;
107	binmode STDERR;	155	binmode STDERR;
108		156
109	# read virtual server time, if available	157	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
114	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
115		165
116	mkdir $_	166	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		168
119	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
120		170
121	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::"} };
122		187
123	#############################################################################	188	#############################################################################
124		189
125	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
126		191
…		…
162		227
163	The raw value load value from the last tick.	228	The raw value load value from the last tick.
164		229
165	=item %cf::CFG	230	=item %cf::CFG
166		231
167	Configuration for the server, loaded from C</etc/crossfire/config>, or	232	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	233	from wherever your confdir points to.
169		234
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	235	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		236
172	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
173	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 thread
174	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.
175		240
		241	=cut
		242
		243	sub wait_for_tick();
		244	sub wait_for_tick_begin();
		245
176	=item @cf::INVOKE_RESULTS	246	=item @cf::INVOKE_RESULTS
177		247
178	This array contains the results of the last C<invoke ()> call. When	248	This array contains the results of the last C<invoke ()> call. When
179	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	249	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
180	that call.	250	that call.
181		251
		252	=item %cf::REFLECT
		253
		254	Contains, for each (C++) class name, a hash reference with information
		255	about object members (methods, scalars, arrays and flags) and other
		256	metadata, which is useful for introspection.
		257
182	=back	258	=back
183		259
184	=cut	260	=cut
185		261
186	BEGIN {	262	sub error(@) { LOG llevError, join "", @_ }
187	*CORE::GLOBAL::warn = sub {	263	sub warn (@) { LOG llevWarn , join "", @_ }
		264	sub info (@) { LOG llevInfo , join "", @_ }
		265	sub debug(@) { LOG llevDebug, join "", @_ }
		266	sub trace(@) { LOG llevTrace, join "", @_ }
		267
		268	$Coro::State::WARNHOOK = sub {
188	my $msg = join "", @_;	269	my $msg = join "", @_;
189		270
190	$msg .= "\n"	271	$msg .= "\n"
191	unless $msg =~ /\n$/;	272	unless $msg =~ /\n$/;
192		273
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	274	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		275
195	LOG llevError, $msg;	276	LOG llevWarn, $msg;
196	};	277	};
197	}	278
		279	$Coro::State::DIEHOOK = sub {
		280	return unless $^S eq 0; # "eq", not "=="
		281
		282	error Carp::longmess $_[0];
		283
		284	if (in_main) {#d#
		285	error "DIEHOOK called in main context, Coro bug?\n";#d#
		286	return;#d#
		287	}#d#
		288
		289	# kill coroutine otherwise
		290	Coro::terminate
		291	};
198		292
199	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	293	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
200	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	294	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
201	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	295	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
202	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	296	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
209	for my $pkg (qw(	303	for my $pkg (qw(
210	cf::global cf::attachable	304	cf::global cf::attachable
211	cf::object cf::object::player	305	cf::object cf::object::player
212	cf::client cf::player	306	cf::client cf::player
213	cf::arch cf::living	307	cf::arch cf::living
		308	cf::map cf::mapspace
214	cf::map cf::party cf::region	309	cf::party cf::region
215	)) {	310	)) {
216	no strict 'refs';
217	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	311	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
218	}	312	}
219		313
220	$Event::DIED = sub {	314	$EV::DIED = sub {
221	warn "error in event callback: @_";	315	Carp::cluck "error in event callback: @_";
222	};	316	};
223		317
224	#############################################################################	318	#############################################################################
225		319
226	=head2 UTILITY FUNCTIONS	320	=head2 UTILITY FUNCTIONS
…		…
248	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	342	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
249	$d	343	$d
250	} || "[unable to dump $_[0]: '$@']";	344	} || "[unable to dump $_[0]: '$@']";
251	}	345	}
252		346
253	=item $ref = cf::from_json $json	347	=item $ref = cf::decode_json $json
254		348
255	Converts a JSON string into the corresponding perl data structure.	349	Converts a JSON string into the corresponding perl data structure.
256		350
257	=item $json = cf::to_json $ref	351	=item $json = cf::encode_json $ref
258		352
259	Converts a perl data structure into its JSON representation.	353	Converts a perl data structure into its JSON representation.
260		354
261	=cut	355	=cut
262		356
263	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	357	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
264		358
265	sub to_json ($) { $json_coder->encode ($_[0]) }	359	sub encode_json($) { $json_coder->encode ($_[0]) }
266	sub from_json ($) { $json_coder->decode ($_[0]) }	360	sub decode_json($) { $json_coder->decode ($_[0]) }
		361
		362	=item $ref = cf::yaml_load $scalar
		363
		364	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		365
		366	=cut
		367
		368	sub fork_call(&@);
		369
		370	sub yaml_load($) {
		371	fork_call { YAML::XS::Load $_[0] } @_
		372	}
		373
		374	=item cf::post_init { BLOCK }
		375
		376	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		377	but I<before> the server starts ticking again.
		378
		379	The codeblock will have a single boolean argument to indicate whether this
		380	is a reload or not.
		381
		382	=cut
		383
		384	sub post_init(&) {
		385	push @POST_INIT, shift;
		386	}
		387
		388	sub _post_init {
		389	trace "running post_init jobs";
		390
		391	# run them in parallel...
		392
		393	my @join;
		394
		395	while () {
		396	push @join, map &Coro::async ($_, 0), @POST_INIT;
		397	@POST_INIT = ();
		398
		399	@join or last;
		400
		401	(pop @join)->join;
		402	}
		403	}
267		404
268	=item cf::lock_wait $string	405	=item cf::lock_wait $string
269		406
270	Wait until the given lock is available. See cf::lock_acquire.	407	Wait until the given lock is available. See cf::lock_acquire.
271		408
272	=item my $lock = cf::lock_acquire $string	409	=item my $lock = cf::lock_acquire $string
273		410
274	Wait until the given lock is available and then acquires it and returns	411	Wait until the given lock is available and then acquires it and returns
275	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	412	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
276	for example when the coroutine gets canceled), the lock is automatically	413	for example when the coroutine gets canceled), the lock is automatically
277	returned.	414	returned.
278		415
279	Locks are *not* recursive, locking from the same coro twice results in a	416	Locks are *not* recursive, locking from the same coro twice results in a
280	deadlocked coro.	417	deadlocked coro.
…		…
286		423
287	Return true if the lock is currently active, i.e. somebody has locked it.	424	Return true if the lock is currently active, i.e. somebody has locked it.
288		425
289	=cut	426	=cut
290		427
291	our %LOCK;	428	our $LOCKS = new Coro::SemaphoreSet;
292	our %LOCKER;#d#
293		429
294	sub lock_wait($) {	430	sub lock_wait($) {
295	my ($key) = @_;	431	$LOCKS->wait ($_[0]);
296
297	if ($LOCKER{$key} == $Coro::current) {#d#
298	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
299	return;#d#
300	}#d#
301
302	# wait for lock, if any
303	while ($LOCK{$key}) {
304	push @{ $LOCK{$key} }, $Coro::current;
305	Coro::schedule;
306	}
307	}	432	}
308		433
309	sub lock_acquire($) {	434	sub lock_acquire($) {
310	my ($key) = @_;	435	$LOCKS->guard ($_[0])
311
312	# wait, to be sure we are not locked
313	lock_wait $key;
314
315	$LOCK{$key} = [];
316	$LOCKER{$key} = $Coro::current;#d#
317
318	Coro::guard {
319	delete $LOCKER{$key};#d#
320	# wake up all waiters, to be on the safe side
321	$_->ready for @{ delete $LOCK{$key} };
322	}
323	}	436	}
324		437
325	sub lock_active($) {	438	sub lock_active($) {
326	my ($key) = @_;	439	$LOCKS->count ($_[0]) < 1
327
328	! ! $LOCK{$key}
329	}	440	}
330		441
331	sub freeze_mainloop {	442	sub freeze_mainloop {
332	return unless $TICK_WATCHER->is_active;	443	tick_inhibit_inc;
333		444
334	my $guard = Coro::guard {	445	&Guard::guard (\&tick_inhibit_dec);
335	$TICK_WATCHER->start;	446	}
336	};	447
337	$TICK_WATCHER->stop;	448	=item cf::periodic $interval, $cb
338	$guard	449
		450	Like EV::periodic, but randomly selects a starting point so that the actions
		451	get spread over time.
		452
		453	=cut
		454
		455	sub periodic($$) {
		456	my ($interval, $cb) = @_;
		457
		458	my $start = rand List::Util::min 180, $interval;
		459
		460	EV::periodic $start, $interval, 0, $cb
339	}	461	}
340		462
341	=item cf::get_slot $time[, $priority[, $name]]	463	=item cf::get_slot $time[, $priority[, $name]]
342		464
343	Allocate $time seconds of blocking CPU time at priority C<$priority>:	465	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
351		473
352	=cut	474	=cut
353		475
354	our @SLOT_QUEUE;	476	our @SLOT_QUEUE;
355	our $SLOT_QUEUE;	477	our $SLOT_QUEUE;
		478	our $SLOT_DECAY = 0.9;
356		479
357	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	480	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
358	$SLOT_QUEUE = Coro::async {	481	$SLOT_QUEUE = Coro::async {
359	$Coro::current->desc ("timeslot manager");	482	$Coro::current->desc ("timeslot manager");
360		483
361	my $signal = new Coro::Signal;	484	my $signal = new Coro::Signal;
		485	my $busy;
362		486
363	while () {	487	while () {
364	next_job:	488	next_job:
		489
365	my $avail = cf::till_tick;	490	my $avail = cf::till_tick;
366	if ($avail > 0.01) {	491
367	for (0 .. $#SLOT_QUEUE) {	492	for (0 .. $#SLOT_QUEUE) {
368	if ($SLOT_QUEUE[$_][0] < $avail) {	493	if ($SLOT_QUEUE[$_][0] <= $avail) {
		494	$busy = 0;
369	my $job = splice @SLOT_QUEUE, $_, 1, ();	495	my $job = splice @SLOT_QUEUE, $_, 1, ();
370	$job->[2]->send;	496	$job->[2]->send;
371	Coro::cede;	497	Coro::cede;
372	goto next_job;	498	goto next_job;
373	}	499	} else {
		500	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
374	}	501	}
375	}	502	}
376		503
377	if (@SLOT_QUEUE) {	504	if (@SLOT_QUEUE) {
378	# we do not use wait_for_tick() as it returns immediately when tick is inactive	505	# we do not use wait_for_tick() as it returns immediately when tick is inactive
379	push @cf::WAIT_FOR_TICK, $signal;	506	push @cf::WAIT_FOR_TICK, $signal;
380	$signal->wait;	507	$signal->wait;
381	} else {	508	} else {
		509	$busy = 0;
382	Coro::schedule;	510	Coro::schedule;
383	}	511	}
384	}	512	}
385	};	513	};
386		514
387	sub get_slot($;$$) {	515	sub get_slot($;$$) {
		516	return if tick_inhibit || $Coro::current == $Coro::main;
		517
388	my ($time, $pri, $name) = @_;	518	my ($time, $pri, $name) = @_;
389		519
390	$time = $TICK * .6 if $time > $TICK * .6;	520	$time = clamp $time, 0.01, $TICK * .6;
		521
391	my $sig = new Coro::Signal;	522	my $sig = new Coro::Signal;
392		523
393	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	524	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
394	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	525	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
395	$SLOT_QUEUE->ready;	526	$SLOT_QUEUE->ready;
…		…
406		537
407	BEGIN { *async = \&Coro::async_pool }	538	BEGIN { *async = \&Coro::async_pool }
408		539
409	=item cf::sync_job { BLOCK }	540	=item cf::sync_job { BLOCK }
410		541
411	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	542	The design of Deliantra requires that the main coroutine ($Coro::main)
412	is always able to handle events or runnable, as Crossfire TRT is only	543	is always able to handle events or runnable, as Deliantra is only
413	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	544	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
414	acceptable.	545	acceptable.
415		546
416	If it must be done, put the blocking parts into C<sync_job>. This will run	547	If it must be done, put the blocking parts into C<sync_job>. This will run
417	the given BLOCK in another coroutine while waiting for the result. The	548	the given BLOCK in another coroutine while waiting for the result. The
…		…
421	=cut	552	=cut
422		553
423	sub sync_job(&) {	554	sub sync_job(&) {
424	my ($job) = @_;	555	my ($job) = @_;
425		556
426	if ($Coro::current == $Coro::main) {	557	if (in_main) {
427	my $time = Event::time;	558	my $time = AE::time;
428		559
429	# this is the main coro, too bad, we have to block	560	# this is the main coro, too bad, we have to block
430	# till the operation succeeds, freezing the server :/	561	# till the operation succeeds, freezing the server :/
431		562
432	LOG llevError | logBacktrace, Carp::longmess "sync job";#d#	563	#LOG llevError, Carp::longmess "sync job";#d#
433		564
434	# TODO: use suspend/resume instead
435	# (but this is cancel-safe)
436	my $freeze_guard = freeze_mainloop;	565	my $freeze_guard = freeze_mainloop;
437		566
438	my $busy = 1;	567	my $busy = 1;
439	my @res;	568	my @res;
440		569
441	(async {	570	(async {
442	$Coro::current->desc ("sync job coro");	571	$Coro::current->desc ("sync job coro");
443	@res = eval { $job->() };	572	@res = eval { $job->() };
444	warn $@ if $@;	573	error $@ if $@;
445	undef $busy;	574	undef $busy;
446	})->prio (Coro::PRIO_MAX);	575	})->prio (Coro::PRIO_MAX);
447		576
448	while ($busy) {	577	while ($busy) {
449	Coro::cede or Event::one_event;	578	if (Coro::nready) {
		579	Coro::cede_notself;
		580	} else {
		581	EV::loop EV::LOOP_ONESHOT;
450	}	582	}
		583	}
451		584
452	$time = Event::time - $time;	585	my $time = AE::time - $time;
453		586
454	LOG llevError | logBacktrace, Carp::longmess "long sync job"
455	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
456
457	$tick_start += $time; # do not account sync jobs to server load	587	$TICK_START += $time; # do not account sync jobs to server load
458		588
459	wantarray ? @res : $res[0]	589	wantarray ? @res : $res[0]
460	} else {	590	} else {
461	# we are in another coroutine, how wonderful, everything just works	591	# we are in another coroutine, how wonderful, everything just works
462		592
…		…
482	$EXT_CORO{$coro+0} = $coro;	612	$EXT_CORO{$coro+0} = $coro;
483		613
484	$coro	614	$coro
485	}	615	}
486		616
487	=item fork_call { }, $args	617	=item fork_call { }, @args
488		618
489	Executes the given code block with the given arguments in a seperate	619	Executes the given code block with the given arguments in a seperate
490	process, returning the results. Everything must be serialisable with	620	process, returning the results. Everything must be serialisable with
491	Coro::Storable. May, of course, block. Note that the executed sub may	621	Coro::Storable. May, of course, block. Note that the executed sub may
492	never block itself or use any form of Event handling.	622	never block itself or use any form of event handling.
493		623
494	=cut	624	=cut
		625
		626	sub post_fork {
		627	reset_signals;
		628	}
495		629
496	sub fork_call(&@) {	630	sub fork_call(&@) {
497	my ($cb, @args) = @_;	631	my ($cb, @args) = @_;
498		632
499	# we seemingly have to make a local copy of the whole thing,	633	# we seemingly have to make a local copy of the whole thing,
500	# otherwise perl prematurely frees the stuff :/	634	# otherwise perl prematurely frees the stuff :/
501	# TODO: investigate and fix (likely this will be rather laborious)	635	# TODO: investigate and fix (likely this will be rather laborious)
502		636
503	my @res = Coro::Util::fork_eval {	637	my @res = Coro::Util::fork_eval {
504	reset_signals;	638	cf::post_fork;
505	&$cb	639	&$cb
506	}, @args;	640	} @args;
507		641
508	wantarray ? @res : $res[-1]	642	wantarray ? @res : $res[-1]
		643	}
		644
		645	sub objinfo {
		646	(
		647	"counter value" => cf::object::object_count,
		648	"objects created" => cf::object::create_count,
		649	"objects destroyed" => cf::object::destroy_count,
		650	"freelist size" => cf::object::free_count,
		651	"allocated objects" => cf::object::objects_size,
		652	"active objects" => cf::object::actives_size,
		653	)
		654	}
		655
		656	=item $coin = coin_from_name $name
		657
		658	=cut
		659
		660	our %coin_alias = (
		661	"silver" => "silvercoin",
		662	"silvercoin" => "silvercoin",
		663	"silvercoins" => "silvercoin",
		664	"gold" => "goldcoin",
		665	"goldcoin" => "goldcoin",
		666	"goldcoins" => "goldcoin",
		667	"platinum" => "platinacoin",
		668	"platinumcoin" => "platinacoin",
		669	"platinumcoins" => "platinacoin",
		670	"platina" => "platinacoin",
		671	"platinacoin" => "platinacoin",
		672	"platinacoins" => "platinacoin",
		673	"royalty" => "royalty",
		674	"royalties" => "royalty",
		675	);
		676
		677	sub coin_from_name($) {
		678	$coin_alias{$_[0]}
		679	? cf::arch::find $coin_alias{$_[0]}
		680	: undef
509	}	681	}
510		682
511	=item $value = cf::db_get $family => $key	683	=item $value = cf::db_get $family => $key
512		684
513	Returns a single value from the environment database.	685	Returns a single value from the environment database.
…		…
523	within each server.	695	within each server.
524		696
525	=cut	697	=cut
526		698
527	sub db_table($) {	699	sub db_table($) {
		700	cf::error "db_get called from main context"
		701	if $Coro::current == $Coro::main;
		702
528	my ($name) = @_;	703	my ($name) = @_;
529	my $db = BDB::db_create $DB_ENV;	704	my $db = BDB::db_create $DB_ENV;
530		705
531	eval {	706	eval {
532	$db->set_flags (BDB::CHKSUM);	707	$db->set_flags (BDB::CHKSUM);
…		…
542	}	717	}
543		718
544	our $DB;	719	our $DB;
545		720
546	sub db_init {	721	sub db_init {
547	cf::sync_job {
548	$DB ||= db_table "db";	722	$DB ||= db_table "db";
549	};
550	}	723	}
551		724
552	sub db_get($$) {	725	sub db_get($$) {
553	my $key = "$_[0]/$_[1]";	726	my $key = "$_[0]/$_[1]";
554		727
555	cf::sync_job {	728	cf::error "db_get called from main context"
		729	if $Coro::current == $Coro::main;
		730
556	BDB::db_get $DB, undef, $key, my $data;	731	BDB::db_get $DB, undef, $key, my $data;
557		732
558	$! ? ()	733	$! ? ()
559	: $data	734	: $data
560	}
561	}	735	}
562		736
563	sub db_put($$$) {	737	sub db_put($$$) {
564	BDB::dbreq_pri 4;	738	BDB::dbreq_pri 4;
565	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	739	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
621		795
622	my $t1 = Time::HiRes::time;	796	my $t1 = Time::HiRes::time;
623	my $data = $process->(\@data);	797	my $data = $process->(\@data);
624	my $t2 = Time::HiRes::time;	798	my $t2 = Time::HiRes::time;
625		799
626	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	800	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
627		801
628	db_put cache => "$id/data", $data;	802	db_put cache => "$id/data", $data;
629	db_put cache => "$id/md5" , $md5;	803	db_put cache => "$id/md5" , $md5;
630	db_put cache => "$id/meta", $meta;	804	db_put cache => "$id/meta", $meta;
631		805
…		…
641		815
642	=cut	816	=cut
643		817
644	sub datalog($@) {	818	sub datalog($@) {
645	my ($type, %kv) = @_;	819	my ($type, %kv) = @_;
646	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	820	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
647	}	821	}
648		822
649	=back	823	=back
650		824
651	=cut	825	=cut
652		826
653	#############################################################################	827	#############################################################################
654		828
655	=head2 ATTACHABLE OBJECTS	829	=head2 ATTACHABLE OBJECTS
656		830
657	Many objects in crossfire are so-called attachable objects. That means you can	831	Many objects in deliantra are so-called attachable objects. That means you can
658	attach callbacks/event handlers (a collection of which is called an "attachment")	832	attach callbacks/event handlers (a collection of which is called an "attachment")
659	to it. All such attachable objects support the following methods.	833	to it. All such attachable objects support the following methods.
660		834
661	In the following description, CLASS can be any of C<global>, C<object>	835	In the following description, CLASS can be any of C<global>, C<object>
662	C<player>, C<client> or C<map> (i.e. the attachable objects in	836	C<player>, C<client> or C<map> (i.e. the attachable objects in
663	Crossfire TRT).	837	Deliantra).
664		838
665	=over 4	839	=over 4
666		840
667	=item $attachable->attach ($attachment, key => $value...)	841	=item $attachable->attach ($attachment, key => $value...)
668		842
…		…
712	=item cf::CLASS::attachment $name, ...	886	=item cf::CLASS::attachment $name, ...
713		887
714	Register an attachment by C<$name> through which attachable objects of the	888	Register an attachment by C<$name> through which attachable objects of the
715	given CLASS can refer to this attachment.	889	given CLASS can refer to this attachment.
716		890
717	Some classes such as crossfire maps and objects can specify attachments	891	Some classes such as deliantra maps and objects can specify attachments
718	that are attached at load/instantiate time, thus the need for a name.	892	that are attached at load/instantiate time, thus the need for a name.
719		893
720	These calls expect any number of the following handler/hook descriptions:	894	These calls expect any number of the following handler/hook descriptions:
721		895
722	=over 4	896	=over 4
…		…
846		1020
847	} elsif (exists $cb_id{$type}) {	1021	} elsif (exists $cb_id{$type}) {
848	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1022	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
849		1023
850	} elsif (ref $type) {	1024	} elsif (ref $type) {
851	warn "attaching objects not supported, ignoring.\n";	1025	error "attaching objects not supported, ignoring.\n";
852		1026
853	} else {	1027	} else {
854	shift @arg;	1028	shift @arg;
855	warn "attach argument '$type' not supported, ignoring.\n";	1029	error "attach argument '$type' not supported, ignoring.\n";
856	}	1030	}
857	}	1031	}
858	}	1032	}
859		1033
860	sub _object_attach {	1034	sub _object_attach {
…		…
870	_attach $registry, $klass, @attach;	1044	_attach $registry, $klass, @attach;
871	}	1045	}
872		1046
873	$obj->{$name} = \%arg;	1047	$obj->{$name} = \%arg;
874	} else {	1048	} else {
875	warn "object uses attachment '$name' which is not available, postponing.\n";	1049	info "object uses attachment '$name' which is not available, postponing.\n";
876	}	1050	}
877		1051
878	$obj->{_attachment}{$name} = undef;	1052	$obj->{_attachment}{$name} = undef;
879	}	1053	}
880		1054
…		…
939		1113
940	for (@$callbacks) {	1114	for (@$callbacks) {
941	eval { &{$_->[1]} };	1115	eval { &{$_->[1]} };
942		1116
943	if ($@) {	1117	if ($@) {
944	warn "$@";
945	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1118	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
946	override;	1119	override;
947	}	1120	}
948		1121
949	return 1 if $override;	1122	return 1 if $override;
950	}	1123	}
951		1124
952	0	1125	0
953	}	1126	}
954		1127
955	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1128	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
956		1129
957	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1130	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
958		1131
959	Generate an object-specific event with the given arguments.	1132	Generate an object-specific event with the given arguments.
960		1133
…		…
966		1139
967	=cut	1140	=cut
968		1141
969	#############################################################################	1142	#############################################################################
970	# object support	1143	# object support
971	#
972		1144
		1145	sub _object_equal($$);
		1146	sub _object_equal($$) {
		1147	my ($a, $b) = @_;
		1148
		1149	return 0 unless (ref $a) eq (ref $b);
		1150
		1151	if ("HASH" eq ref $a) {
		1152	my @ka = keys %$a;
		1153	my @kb = keys %$b;
		1154
		1155	return 0 if @ka != @kb;
		1156
		1157	for (0 .. $#ka) {
		1158	return 0 unless $ka[$_] eq $kb[$_];
		1159	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1160	}
		1161
		1162	} elsif ("ARRAY" eq ref $a) {
		1163
		1164	return 0 if @$a != @$b;
		1165
		1166	for (0 .. $#$a) {
		1167	return 0 unless _object_equal $a->[$_], $b->[$_];
		1168	}
		1169
		1170	} elsif ($a ne $b) {
		1171	return 0;
		1172	}
		1173
		1174	1
		1175	}
		1176
		1177	our $SLOW_MERGES;#d#
973	sub _can_merge {	1178	sub _can_merge {
974	my ($ob1, $ob2) = @_;	1179	my ($ob1, $ob2) = @_;
975		1180
976	local $Storable::canonical = 1;	1181	++$SLOW_MERGES;#d#
977	my $fob1 = Storable::freeze $ob1;
978	my $fob2 = Storable::freeze $ob2;
979		1182
980	$fob1 eq $fob2	1183	# we do the slow way here
		1184	return _object_equal $ob1, $ob2
981	}	1185	}
982		1186
983	sub reattach {	1187	sub reattach {
984	# basically do the same as instantiate, without calling instantiate	1188	# basically do the same as instantiate, without calling instantiate
985	my ($obj) = @_;	1189	my ($obj) = @_;
986		1190
		1191	# no longer needed after getting rid of delete_package?
987	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1192	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
988		1193
989	my $registry = $obj->registry;	1194	my $registry = $obj->registry;
990		1195
991	@$registry = ();	1196	@$registry = ();
992		1197
…		…
997	for (@$attach) {	1202	for (@$attach) {
998	my ($klass, @attach) = @$_;	1203	my ($klass, @attach) = @$_;
999	_attach $registry, $klass, @attach;	1204	_attach $registry, $klass, @attach;
1000	}	1205	}
1001	} else {	1206	} else {
1002	warn "object uses attachment '$name' that is not available, postponing.\n";	1207	info "object uses attachment '$name' that is not available, postponing.\n";
1003	}	1208	}
1004	}	1209	}
1005	}	1210	}
1006		1211
1007	cf::attachable->attach (	1212	cf::attachable->attach (
1008	prio => -1000000,	1213	prio => -1000000,
1009	on_instantiate => sub {	1214	on_instantiate => sub {
1010	my ($obj, $data) = @_;	1215	my ($obj, $data) = @_;
1011		1216
1012	$data = from_json $data;	1217	$data = decode_json $data;
1013		1218
1014	for (@$data) {	1219	for (@$data) {
1015	my ($name, $args) = @$_;	1220	my ($name, $args) = @$_;
1016		1221
1017	$obj->attach ($name, %{$args || {} });	1222	$obj->attach ($name, %{$args || {} });
…		…
1034	my ($filename, $rdata, $objs) = @_;	1239	my ($filename, $rdata, $objs) = @_;
1035		1240
1036	sync_job {	1241	sync_job {
1037	if (length $$rdata) {	1242	if (length $$rdata) {
1038	utf8::decode (my $decname = $filename);	1243	utf8::decode (my $decname = $filename);
1039	warn sprintf "saving %s (%d,%d)\n",	1244	trace sprintf "saving %s (%d,%d)\n",
1040	$decname, length $$rdata, scalar @$objs;	1245	$decname, length $$rdata, scalar @$objs
		1246	if $VERBOSE_IO;
1041		1247
1042	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1248	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1043	chmod SAVE_MODE, $fh;	1249	aio_chmod $fh, SAVE_MODE;
1044	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1250	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1045	aio_fsync $fh if $cf::USE_FSYNC;	1251	if ($cf::USE_FSYNC) {
		1252	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;
		1253	aio_fsync $fh;
		1254	}
1046	close $fh;	1255	aio_close $fh;
1047		1256
1048	if (@$objs) {	1257	if (@$objs) {
1049	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1258	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1050	chmod SAVE_MODE, $fh;	1259	aio_chmod $fh, SAVE_MODE;
1051	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1260	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1052	aio_write $fh, 0, (length $data), $data, 0;	1261	aio_write $fh, 0, (length $data), $data, 0;
1053	aio_fsync $fh if $cf::USE_FSYNC;	1262	if ($cf::USE_FSYNC) {
		1263	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;
		1264	aio_fsync $fh;
		1265	}
1054	close $fh;	1266	aio_close $fh;
1055	aio_rename "$filename.pst~", "$filename.pst";	1267	aio_rename "$filename.pst~", "$filename.pst";
1056	}	1268	}
1057	} else {	1269	} else {
1058	aio_unlink "$filename.pst";	1270	aio_unlink "$filename.pst";
1059	}	1271	}
1060		1272
1061	aio_rename "$filename~", $filename;	1273	aio_rename "$filename~", $filename;
		1274
		1275	$filename =~ s%/[^/]+$%%;
		1276	aio_pathsync $filename if $cf::USE_FSYNC;
1062	} else {	1277	} else {
1063	warn "FATAL: $filename~: $!\n";	1278	error "unable to save objects: $filename~: $!\n";
1064	}	1279	}
1065	} else {	1280	} else {
1066	aio_unlink $filename;	1281	aio_unlink $filename;
1067	aio_unlink "$filename.pst";	1282	aio_unlink "$filename.pst";
1068	}	1283	}
…		…
1087		1302
1088	unless (aio_stat "$filename.pst") {	1303	unless (aio_stat "$filename.pst") {
1089	(aio_load "$filename.pst", $av) >= 0	1304	(aio_load "$filename.pst", $av) >= 0
1090	or return;	1305	or return;
1091		1306
1092	my $st = eval { Coro::Storable::thaw $av }	1307	my $st = eval { Coro::Storable::thaw $av };
1093	|| eval { my $guard = Coro::Storable::guard; Storable::thaw $av }; #d# compatibility, remove
1094	$av = $st->{objs};	1308	$av = $st->{objs};
1095	}	1309	}
1096		1310
1097	utf8::decode (my $decname = $filename);	1311	utf8::decode (my $decname = $filename);
1098	warn sprintf "loading %s (%d,%d)\n",	1312	trace sprintf "loading %s (%d,%d)\n",
1099	$decname, length $data, scalar @{$av || []};	1313	$decname, length $data, scalar @{$av || []}
		1314	if $VERBOSE_IO;
1100		1315
1101	($data, $av)	1316	($data, $av)
1102	}	1317	}
1103		1318
1104	=head2 COMMAND CALLBACKS	1319	=head2 COMMAND CALLBACKS
…		…
1160	my ($name, $cb) = @_;	1375	my ($name, $cb) = @_;
1161		1376
1162	$EXTICMD{$name} = $cb;	1377	$EXTICMD{$name} = $cb;
1163	}	1378	}
1164		1379
		1380	use File::Glob ();
		1381
1165	cf::player->attach (	1382	cf::player->attach (
1166	on_command => sub {	1383	on_unknown_command => sub {
1167	my ($pl, $name, $params) = @_;	1384	my ($pl, $name, $params) = @_;
1168		1385
1169	my $cb = $COMMAND{$name}	1386	my $cb = $COMMAND{$name}
1170	or return;	1387	or return;
1171		1388
…		…
1194		1411
1195	$pl->ext_reply ($reply, @reply)	1412	$pl->ext_reply ($reply, @reply)
1196	if $reply;	1413	if $reply;
1197		1414
1198	} else {	1415	} else {
1199	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1416	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1200	}	1417	}
1201		1418
1202	cf::override;	1419	cf::override;
1203	},	1420	},
1204	);	1421	);
1205		1422
		1423	# "readahead" all extensions
		1424	sub cache_extensions {
		1425	my $grp = IO::AIO::aio_group;
		1426
		1427	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1428	for (grep /\.ext$/, @{$_[0]}) {
		1429	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1430	}
		1431	};
		1432
		1433	$grp
		1434	}
		1435
1206	sub load_extensions {	1436	sub load_extensions {
		1437	info "loading extensions...";
		1438
1207	cf::sync_job {	1439	cf::sync_job {
1208	my %todo;	1440	my %todo;
1209		1441
1210	for my $path (<$LIBDIR/*.ext>) {	1442	for my $path (<$LIBDIR/*.ext>) {
1211	next unless -r $path;	1443	next unless -r $path;
…		…
1229		1461
1230	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1462	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1231	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1463	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1232		1464
1233	$ext{source} =	1465	$ext{source} =
1234	"package $pkg; use strict; use utf8;\n"	1466	"package $pkg; use common::sense;\n"
1235	. "#line 1 \"$path\"\n{\n"	1467	. "#line 1 \"$path\"\n{\n"
1236	. $source	1468	. $source
1237	. "\n};\n1";	1469	. "\n};\n1";
1238		1470
1239	$todo{$base} = \%ext;	1471	$todo{$base} = \%ext;
1240	}	1472	}
1241		1473
		1474	my $pass = 0;
1242	my %done;	1475	my %done;
1243	while (%todo) {	1476	while (%todo) {
1244	my $progress;	1477	my $progress;
1245		1478
		1479	++$pass;
		1480
		1481	ext:
1246	while (my ($k, $v) = each %todo) {	1482	while (my ($k, $v) = each %todo) {
1247	for (split /,\s*/, $v->{meta}{depends}) {	1483	for (split /,\s*/, $v->{meta}{depends}) {
1248	goto skip	1484	next ext
1249	unless exists $done{$_};	1485	unless exists $done{$_};
1250	}	1486	}
1251		1487
1252	warn "... loading '$k' into '$v->{pkg}'\n";	1488	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1253		1489
1254	unless (eval $v->{source}) {	1490	my $active = eval $v->{source};
		1491
		1492	if (length $@) {
1255	my $msg = $@ ? "$v->{path}: $@\n"	1493	error "$v->{path}: $@\n";
1256	: "$v->{base}: extension inactive.\n";
1257		1494
		1495	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1258	if (exists $v->{meta}{mandatory}) {	1496	if exists $v->{meta}{mandatory};
1259	warn $msg;	1497
1260	warn "mandatory extension failed to load, exiting.\n";	1498	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1261	exit 1;	1499	delete $todo{$k};
1262	}	1500	} else {
1263		1501	$done{$k} = delete $todo{$k};
1264	warn $msg;	1502	push @EXTS, $v->{pkg};
		1503	$progress = 1;
		1504
		1505	info "$v->{base}: extension inactive.\n"
		1506	unless $active;
1265	}	1507	}
1266
1267	$done{$k} = delete $todo{$k};
1268	push @EXTS, $v->{pkg};
1269	$progress = 1;
1270	}	1508	}
1271		1509
1272	skip:	1510	unless ($progress) {
1273	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1511	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1274	unless $progress;	1512
		1513	while (my ($k, $v) = each %todo) {
		1514	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1515	if exists $v->{meta}{mandatory};
		1516	}
		1517	}
1275	}	1518	}
1276	};	1519	};
1277	}	1520	}
1278		1521
1279	#############################################################################	1522	#############################################################################
1280		1523
1281	=back	1524	=back
1282		1525
1283	=head2 CORE EXTENSIONS	1526	=head2 CORE EXTENSIONS
1284		1527
1285	Functions and methods that extend core crossfire objects.	1528	Functions and methods that extend core deliantra objects.
1286		1529
1287	=cut	1530	=cut
1288		1531
1289	package cf::player;	1532	package cf::player;
1290		1533
…		…
1333		1576
1334	sub exists($) {	1577	sub exists($) {
1335	my ($login) = @_;	1578	my ($login) = @_;
1336		1579
1337	$cf::PLAYER{$login}	1580	$cf::PLAYER{$login}
1338	or cf::sync_job { !aio_stat path $login }	1581	or !aio_stat path $login
1339	}	1582	}
1340		1583
1341	sub find($) {	1584	sub find($) {
1342	return $cf::PLAYER{$_[0]} || do {	1585	return $cf::PLAYER{$_[0]} || do {
1343	my $login = $_[0];	1586	my $login = $_[0];
…		…
1355	my $f = new_from_file cf::object::thawer path $login	1598	my $f = new_from_file cf::object::thawer path $login
1356	or return;	1599	or return;
1357		1600
1358	my $pl = cf::player::load_pl $f	1601	my $pl = cf::player::load_pl $f
1359	or return;	1602	or return;
		1603
1360	local $cf::PLAYER_LOADING{$login} = $pl;	1604	local $cf::PLAYER_LOADING{$login} = $pl;
1361	$f->resolve_delayed_derefs;	1605	$f->resolve_delayed_derefs;
1362	$cf::PLAYER{$login} = $pl	1606	$cf::PLAYER{$login} = $pl
1363	}	1607	}
1364	}	1608	}
1365	}	1609	}
1366		1610
		1611	cf::player->attach (
		1612	on_load => sub {
		1613	my ($pl, $path) = @_;
		1614
		1615	# restore slots saved in save, below
		1616	my $slots = delete $pl->{_slots};
		1617
		1618	$pl->ob->current_weapon ($slots->[0]);
		1619	$pl->combat_ob ($slots->[1]);
		1620	$pl->ranged_ob ($slots->[2]);
		1621	},
		1622	);
		1623
1367	sub save($) {	1624	sub save($) {
1368	my ($pl) = @_;	1625	my ($pl) = @_;
1369		1626
1370	return if $pl->{deny_save};	1627	return if $pl->{deny_save};
1371		1628
…		…
1374		1631
1375	return if $pl->{deny_save};	1632	return if $pl->{deny_save};
1376		1633
1377	aio_mkdir playerdir $pl, 0770;	1634	aio_mkdir playerdir $pl, 0770;
1378	$pl->{last_save} = $cf::RUNTIME;	1635	$pl->{last_save} = $cf::RUNTIME;
		1636
		1637	cf::get_slot 0.01;
		1638
		1639	# save slots, to be restored later
		1640	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1379		1641
1380	$pl->save_pl ($path);	1642	$pl->save_pl ($path);
1381	cf::cede_to_tick;	1643	cf::cede_to_tick;
1382	}	1644	}
1383		1645
…		…
1415	my ($pl) = @_;	1677	my ($pl) = @_;
1416		1678
1417	my $name = $pl->ob->name;	1679	my $name = $pl->ob->name;
1418		1680
1419	$pl->{deny_save} = 1;	1681	$pl->{deny_save} = 1;
1420	$pl->password ("*"); # this should lock out the player until we nuked the dir	1682	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1421		1683
1422	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1684	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1423	$pl->deactivate;	1685	$pl->deactivate;
		1686
		1687	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1424	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1688	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1689	ext::highscore::check ($pl->ob);
		1690
1425	$pl->ns->destroy if $pl->ns;	1691	$pl->ns->destroy if $pl->ns;
1426		1692
1427	my $path = playerdir $pl;	1693	my $path = playerdir $pl;
1428	my $temp = "$path~$cf::RUNTIME~deleting~";	1694	my $temp = "$path~$cf::RUNTIME~deleting~";
1429	aio_rename $path, $temp;	1695	aio_rename $path, $temp;
…		…
1467		1733
1468	for my $login (@$dirs) {	1734	for my $login (@$dirs) {
1469	my $path = path $login;	1735	my $path = path $login;
1470		1736
1471	# a .pst is a dead give-away for a valid player	1737	# a .pst is a dead give-away for a valid player
1472	unless (-e "$path.pst") {	1738	# if no pst file found, open and chekc for blocked users
		1739	if (aio_stat "$path.pst") {
1473	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1740	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1474	aio_read $fh, 0, 512, my $buf, 0 or next;	1741	aio_read $fh, 0, 512, my $buf, 0 or next;
1475	$buf !~ /^password -------------$/m or next; # official not-valid tag	1742	$buf !~ /^password -------------$/m or next; # official not-valid tag
1476	}	1743	}
1477		1744
…		…
1481		1748
1482	\@logins	1749	\@logins
1483	}	1750	}
1484		1751
1485	=item $player->maps	1752	=item $player->maps
		1753
		1754	=item cf::player::maps $login
1486		1755
1487	Returns an arrayref of map paths that are private for this	1756	Returns an arrayref of map paths that are private for this
1488	player. May block.	1757	player. May block.
1489		1758
1490	=cut	1759	=cut
…		…
1508	}	1777	}
1509		1778
1510	\@paths	1779	\@paths
1511	}	1780	}
1512		1781
1513	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1782	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1514		1783
1515	Expand crossfire pod fragments into protocol xml.	1784	Expand deliantra pod fragments into protocol xml.
1516
1517	=cut
1518
1519	sub expand_cfpod {
1520	((my $self), (local $_)) = @_;
1521
1522	# escape & and <
1523	s/&/&amp;/g;
1524	s/(?<![BIUGHT])</&lt;/g;
1525
1526	# this is buggy, it needs to properly take care of nested <'s
1527
1528	1 while
1529	# replace B<>, I<>, U<> etc.
1530	s/B<([^\>]*)>/<b>$1<\/b>/
1531	|| s/I<([^\>]*)>/<i>$1<\/i>/
1532	|| s/U<([^\>]*)>/<u>$1<\/u>/
1533	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1534	# replace G<male|female> tags
1535	|| s{G<([^>|]*)\|([^>]*)>}{
1536	$self->gender ? $2 : $1
1537	}ge
1538	# replace H<hint text>
1539	|| s{H<([^\>]*)>}
1540	{
1541	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1542	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1543	"")
1544	[$self->{hintmode}]
1545	}ge;
1546
1547	# create single paragraphs (very hackish)
1548	s/(?<=\S)\n(?=\w)/ /g;
1549
1550	# compress some whitespace
1551	s/\s+\n/\n/g; # ws line-ends
1552	s/\n\n+/\n/g; # double lines
1553	s/^\n+//; # beginning lines
1554	s/\n+$//; # ending lines
1555
1556	$_
1557	}
1558
1559	sub hintmode {
1560	$_[0]{hintmode} = $_[1] if @_ > 1;
1561	$_[0]{hintmode}
1562	}
1563		1785
1564	=item $player->ext_reply ($msgid, @msg)	1786	=item $player->ext_reply ($msgid, @msg)
1565		1787
1566	Sends an ext reply to the player.	1788	Sends an ext reply to the player.
1567		1789
…		…
1599		1821
1600	=cut	1822	=cut
1601		1823
1602	sub find_by_path($) {	1824	sub find_by_path($) {
1603	my ($path) = @_;	1825	my ($path) = @_;
		1826
		1827	$path =~ s/^~[^\/]*//; # skip ~login
1604		1828
1605	my ($match, $specificity);	1829	my ($match, $specificity);
1606		1830
1607	for my $region (list) {	1831	for my $region (list) {
1608	if ($region->{match} && $path =~ $region->{match}) {	1832	if ($region->{match} && $path =~ $region->{match}) {
…		…
1634	our $MAX_RESET = 3600;	1858	our $MAX_RESET = 3600;
1635	our $DEFAULT_RESET = 3000;	1859	our $DEFAULT_RESET = 3000;
1636		1860
1637	sub generate_random_map {	1861	sub generate_random_map {
1638	my ($self, $rmp) = @_;	1862	my ($self, $rmp) = @_;
		1863
		1864	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1865
1639	# mit "rum" bekleckern, nicht	1866	# mit "rum" bekleckern, nicht
1640	$self->_create_random_map (	1867	$self->_create_random_map (
1641	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1868	$rmp, $rmp->{total_map_hp},
1642	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1643	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1644	$rmp->{exit_on_final_map},
1645	$rmp->{xsize}, $rmp->{ysize},
1646	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1647	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1648	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1649	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1650	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1651	(cf::region::find $rmp->{region}), $rmp->{custom}	1869	(cf::region::find $rmp->{region})
1652	)	1870	)
1653	}	1871	}
1654		1872
1655	=item cf::map->register ($regex, $prio)	1873	=item cf::map->register ($regex, $prio)
1656		1874
…		…
1662		1880
1663	sub register {	1881	sub register {
1664	my (undef, $regex, $prio) = @_;	1882	my (undef, $regex, $prio) = @_;
1665	my $pkg = caller;	1883	my $pkg = caller;
1666		1884
1667	no strict;
1668	push @{"$pkg\::ISA"}, __PACKAGE__;	1885	push @{"$pkg\::ISA"}, __PACKAGE__;
1669		1886
1670	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1887	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1671	}	1888	}
1672		1889
1673	# also paths starting with '/'	1890	# also paths starting with '/'
1674	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1891	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1675		1892
1676	sub thawer_merge {	1893	sub thawer_merge {
1677	my ($self, $merge) = @_;	1894	my ($self, $merge) = @_;
1678		1895
1679	# we have to keep some variables in memory intact	1896	# we have to keep some variables in memory intact
…		…
1684	}	1901	}
1685		1902
1686	sub normalise {	1903	sub normalise {
1687	my ($path, $base) = @_;	1904	my ($path, $base) = @_;
1688		1905
1689	$path = "$path"; # make sure its a string	1906	$path = "$path"; # make sure it's a string
1690		1907
1691	$path =~ s/\.map$//;	1908	$path =~ s/\.map$//;
1692		1909
1693	# map plan:	1910	# map plan:
1694	#	1911	#
…		…
1709	$base =~ s{[^/]+/?$}{};	1926	$base =~ s{[^/]+/?$}{};
1710	$path = "$base/$path";	1927	$path = "$base/$path";
1711	}	1928	}
1712		1929
1713	for ($path) {	1930	for ($path) {
1714	redo if s{//}{/};
1715	redo if s{/\.?/}{/};	1931	redo if s{/\.?/}{/};
1716	redo if s{/[^/]+/\.\./}{/};	1932	redo if s{/[^/]+/\.\./}{/};
1717	}	1933	}
1718		1934
1719	$path	1935	$path
…		…
1733	$self->init; # pass $1 etc.	1949	$self->init; # pass $1 etc.
1734	return $self;	1950	return $self;
1735	}	1951	}
1736	}	1952	}
1737		1953
1738	Carp::cluck "unable to resolve path '$path' (base '$base').";	1954	Carp::cluck "unable to resolve path '$path' (base '$base')";
1739	()	1955	()
1740	}	1956	}
1741		1957
1742	sub init {	1958	sub init {
1743	my ($self) = @_;	1959	my ($self) = @_;
…		…
1765		1981
1766	# the temporary/swap location	1982	# the temporary/swap location
1767	sub save_path {	1983	sub save_path {
1768	my ($self) = @_;	1984	my ($self) = @_;
1769		1985
1770	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1986	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1771	"$TMPDIR/$path.map"	1987	"$TMPDIR/$path.map"
1772	}	1988	}
1773		1989
1774	# the unique path, undef == no special unique path	1990	# the unique path, undef == no special unique path
1775	sub uniq_path {	1991	sub uniq_path {
1776	my ($self) = @_;	1992	my ($self) = @_;
1777		1993
1778	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1994	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1779	"$UNIQUEDIR/$path"	1995	"$UNIQUEDIR/$path"
1780	}
1781
1782	# and all this just because we cannot iterate over
1783	# all maps in C++...
1784	sub change_all_map_light {
1785	my ($change) = @_;
1786
1787	$_->change_map_light ($change)
1788	for grep $_->outdoor, values %cf::MAP;
1789	}	1996	}
1790		1997
1791	sub decay_objects {	1998	sub decay_objects {
1792	my ($self) = @_;	1999	my ($self) = @_;
1793		2000
…		…
1875		2082
1876	sub find;	2083	sub find;
1877	sub find {	2084	sub find {
1878	my ($path, $origin) = @_;	2085	my ($path, $origin) = @_;
1879		2086
		2087	cf::cede_to_tick;
		2088
1880	$path = normalise $path, $origin && $origin->path;	2089	$path = normalise $path, $origin && $origin->path;
1881		2090
1882	cf::lock_wait "map_data:$path";#d#remove	2091	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1883	cf::lock_wait "map_find:$path";	2092	my $guard2 = cf::lock_acquire "map_find:$path";
1884		2093
1885	$cf::MAP{$path} || do {	2094	$cf::MAP{$path} || do {
1886	my $guard1 = cf::lock_acquire "map_find:$path";
1887	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1888
1889	my $map = new_from_path cf::map $path	2095	my $map = new_from_path cf::map $path
1890	or return;	2096	or return;
1891		2097
1892	$map->{last_save} = $cf::RUNTIME;	2098	$map->{last_save} = $cf::RUNTIME;
1893		2099
…		…
1895	or return;	2101	or return;
1896		2102
1897	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2103	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1898	# doing this can freeze the server in a sync job, obviously	2104	# doing this can freeze the server in a sync job, obviously
1899	#$cf::WAIT_FOR_TICK->wait;	2105	#$cf::WAIT_FOR_TICK->wait;
		2106	undef $guard2;
1900	undef $guard1;	2107	undef $guard1;
1901	undef $guard2;
1902	$map->reset;	2108	$map->reset;
1903	return find $path;	2109	return find $path;
1904	}	2110	}
1905		2111
1906	$cf::MAP{$path} = $map	2112	$cf::MAP{$path} = $map
1907	}	2113	}
1908	}	2114	}
1909		2115
1910	sub pre_load { }	2116	sub pre_load { }
1911	sub post_load { }	2117	#sub post_load { } # XS
1912		2118
1913	sub load {	2119	sub load {
1914	my ($self) = @_;	2120	my ($self) = @_;
1915		2121
1916	local $self->{deny_reset} = 1; # loading can take a long time	2122	local $self->{deny_reset} = 1; # loading can take a long time
…		…
1933	my $f = new_from_file cf::object::thawer $self->{load_path};	2139	my $f = new_from_file cf::object::thawer $self->{load_path};
1934	$f->skip_block;	2140	$f->skip_block;
1935	$self->_load_objects ($f)	2141	$self->_load_objects ($f)
1936	or return;	2142	or return;
1937		2143
1938	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2144	$self->post_load_original
1939	if delete $self->{load_original};	2145	if delete $self->{load_original};
1940		2146
1941	if (my $uniq = $self->uniq_path) {	2147	if (my $uniq = $self->uniq_path) {
1942	utf8::encode $uniq;	2148	utf8::encode $uniq;
1943	unless (aio_stat $uniq) {	2149	unless (aio_stat $uniq) {
…		…
1961	unless ($self->{deny_activate}) {	2167	unless ($self->{deny_activate}) {
1962	$self->decay_objects;	2168	$self->decay_objects;
1963	$self->fix_auto_apply;	2169	$self->fix_auto_apply;
1964	$self->update_buttons;	2170	$self->update_buttons;
1965	cf::cede_to_tick;	2171	cf::cede_to_tick;
1966	$self->set_darkness_map;
1967	cf::cede_to_tick;
1968	$self->activate;	2172	$self->activate;
1969	}	2173	}
1970		2174
1971	$self->{last_save} = $cf::RUNTIME;	2175	$self->{last_save} = $cf::RUNTIME;
1972	$self->last_access ($cf::RUNTIME);	2176	$self->last_access ($cf::RUNTIME);
1973		2177
1974	$self->in_memory (cf::MAP_IN_MEMORY);	2178	$self->in_memory (cf::MAP_ACTIVE);
1975	}	2179	}
1976		2180
1977	$self->post_load;	2181	$self->post_load;
1978	}
1979		2182
		2183	1
		2184	}
		2185
		2186	# customize the map for a given player, i.e.
		2187	# return the _real_ map. used by e.g. per-player
		2188	# maps to change the path to ~playername/mappath
1980	sub customise_for {	2189	sub customise_for {
1981	my ($self, $ob) = @_;	2190	my ($self, $ob) = @_;
1982		2191
1983	return find "~" . $ob->name . "/" . $self->{path}	2192	return find "~" . $ob->name . "/" . $self->{path}
1984	if $self->per_player;	2193	if $self->per_player;
…		…
2000	or next;	2209	or next;
2001	$neigh = find $neigh, $map	2210	$neigh = find $neigh, $map
2002	or next;	2211	or next;
2003	$neigh->load;	2212	$neigh->load;
2004		2213
		2214	# now find the diagonal neighbours
2005	push @neigh,	2215	push @neigh,
2006	[$neigh->tile_path (($_ + 3) % 4), $neigh],	2216	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2007	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2217	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2008	}	2218	}
2009		2219
…		…
2016	}	2226	}
2017		2227
2018	sub find_sync {	2228	sub find_sync {
2019	my ($path, $origin) = @_;	2229	my ($path, $origin) = @_;
2020		2230
2021	cf::sync_job { find $path, $origin }	2231	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2232	if $Coro::current == $Coro::main;
		2233
		2234	find $path, $origin
2022	}	2235	}
2023		2236
2024	sub do_load_sync {	2237	sub do_load_sync {
2025	my ($map) = @_;	2238	my ($map) = @_;
2026		2239
2027	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2240	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2028	if $Coro::current == $Coro::main;	2241	if $Coro::current == $Coro::main;
2029		2242
2030	cf::sync_job { $map->load };	2243	$map->load;
2031	}	2244	}
2032		2245
2033	our %MAP_PREFETCH;	2246	our %MAP_PREFETCH;
2034	our $MAP_PREFETCHER = undef;	2247	our $MAP_PREFETCHER = undef;
2035		2248
…		…
2037	my ($path, $origin, $load) = @_;	2250	my ($path, $origin, $load) = @_;
2038		2251
2039	$path = normalise $path, $origin && $origin->{path};	2252	$path = normalise $path, $origin && $origin->{path};
2040		2253
2041	if (my $map = $cf::MAP{$path}) {	2254	if (my $map = $cf::MAP{$path}) {
2042	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2255	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2043	}	2256	}
2044		2257
2045	$MAP_PREFETCH{$path} |= $load;	2258	$MAP_PREFETCH{$path} |= $load;
2046		2259
2047	$MAP_PREFETCHER ||= cf::async {	2260	$MAP_PREFETCHER ||= cf::async {
…		…
2061	$MAP_PREFETCHER->prio (6);	2274	$MAP_PREFETCHER->prio (6);
2062		2275
2063	()	2276	()
2064	}	2277	}
2065		2278
		2279	# common code, used by both ->save and ->swapout
2066	sub save {	2280	sub _save {
2067	my ($self) = @_;	2281	my ($self) = @_;
2068
2069	my $lock = cf::lock_acquire "map_data:$self->{path}";
2070		2282
2071	$self->{last_save} = $cf::RUNTIME;	2283	$self->{last_save} = $cf::RUNTIME;
2072		2284
2073	return unless $self->dirty;	2285	return unless $self->dirty;
2074		2286
…		…
2083		2295
2084	cf::async {	2296	cf::async {
2085	$Coro::current->{desc} = "map player save";	2297	$Coro::current->{desc} = "map player save";
2086	$_->contr->save for $self->players;	2298	$_->contr->save for $self->players;
2087	};	2299	};
		2300
		2301	cf::get_slot 0.02;
2088		2302
2089	if ($uniq) {	2303	if ($uniq) {
2090	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2304	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2091	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2305	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2092	} else {	2306	} else {
2093	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2307	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2094	}	2308	}
2095	}	2309	}
2096		2310
		2311	sub save {
		2312	my ($self) = @_;
		2313
		2314	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2315
		2316	$self->_save;
		2317	}
		2318
2097	sub swap_out {	2319	sub swap_out {
2098	my ($self) = @_;	2320	my ($self) = @_;
2099		2321
2100	# save first because save cedes
2101	$self->save;
2102
2103	my $lock = cf::lock_acquire "map_data:$self->{path}";	2322	my $lock = cf::lock_acquire "map_data:$self->{path}";
2104		2323
		2324	return if $self->in_memory != cf::MAP_ACTIVE;
		2325	return if $self->{deny_save};
2105	return if $self->players;	2326	return if $self->players;
2106	return if $self->in_memory != cf::MAP_IN_MEMORY;
2107	return if $self->{deny_save};
2108		2327
		2328	# first deactivate the map and "unlink" it from the core
		2329	$self->deactivate;
		2330	$_->clear_links_to ($self) for values %cf::MAP;
2109	$self->in_memory (cf::MAP_SWAPPED);	2331	$self->in_memory (cf::MAP_SWAPPED);
		2332
		2333	# then atomically save
		2334	$self->_save;
		2335
		2336	# then free the map
		2337	$self->clear;
		2338	}
		2339
		2340	sub reset_at {
		2341	my ($self) = @_;
		2342
		2343	# TODO: safety, remove and allow resettable per-player maps
		2344	return 1e99 if $self->{deny_reset};
		2345
		2346	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2347	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2348
		2349	$time + $to
		2350	}
		2351
		2352	sub should_reset {
		2353	my ($self) = @_;
		2354
		2355	$self->reset_at <= $cf::RUNTIME
		2356	}
		2357
		2358	sub reset {
		2359	my ($self) = @_;
		2360
		2361	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2362
		2363	return if $self->players;
		2364
		2365	cf::trace "resetting map ", $self->path, "\n";
		2366
		2367	$self->in_memory (cf::MAP_SWAPPED);
		2368
		2369	# need to save uniques path
		2370	unless ($self->{deny_save}) {
		2371	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2372
		2373	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2374	if $uniq;
		2375	}
		2376
		2377	delete $cf::MAP{$self->path};
2110		2378
2111	$self->deactivate;	2379	$self->deactivate;
2112	$_->clear_links_to ($self) for values %cf::MAP;	2380	$_->clear_links_to ($self) for values %cf::MAP;
2113	$self->clear;	2381	$self->clear;
2114	}
2115
2116	sub reset_at {
2117	my ($self) = @_;
2118
2119	# TODO: safety, remove and allow resettable per-player maps
2120	return 1e99 if $self->{deny_reset};
2121
2122	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2123	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2124
2125	$time + $to
2126	}
2127
2128	sub should_reset {
2129	my ($self) = @_;
2130
2131	$self->reset_at <= $cf::RUNTIME
2132	}
2133
2134	sub reset {
2135	my ($self) = @_;
2136
2137	my $lock = cf::lock_acquire "map_data:$self->{path}";
2138
2139	return if $self->players;
2140
2141	warn "resetting map ", $self->path;
2142
2143	$self->in_memory (cf::MAP_SWAPPED);
2144
2145	# need to save uniques path
2146	unless ($self->{deny_save}) {
2147	my $uniq = $self->uniq_path; utf8::encode $uniq;
2148
2149	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2150	if $uniq;
2151	}
2152
2153	delete $cf::MAP{$self->path};
2154
2155	$self->deactivate;
2156	$_->clear_links_to ($self) for values %cf::MAP;
2157	$self->clear;
2158		2382
2159	$self->unlink_save;	2383	$self->unlink_save;
2160	$self->destroy;	2384	$self->destroy;
2161	}	2385	}
2162		2386
…		…
2170		2394
2171	delete $cf::MAP{$self->path};	2395	delete $cf::MAP{$self->path};
2172		2396
2173	$self->unlink_save;	2397	$self->unlink_save;
2174		2398
2175	bless $self, "cf::map";	2399	bless $self, "cf::map::wrap";
2176	delete $self->{deny_reset};	2400	delete $self->{deny_reset};
2177	$self->{deny_save} = 1;	2401	$self->{deny_save} = 1;
2178	$self->reset_timeout (1);	2402	$self->reset_timeout (1);
2179	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2403	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2180		2404
…		…
2229		2453
2230	sub unique_maps() {	2454	sub unique_maps() {
2231	[	2455	[
2232	map {	2456	map {
2233	utf8::decode $_;	2457	utf8::decode $_;
2234	/\.map$/	2458	s/\.map$//; # TODO future compatibility hack
		2459	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2460	? ()
2235	? normalise $_	2461	: normalise $_
2236	: ()
2237	} @{ aio_readdir $UNIQUEDIR or [] }	2462	} @{ aio_readdir $UNIQUEDIR or [] }
2238	]	2463	]
2239	}	2464	}
2240		2465
2241	package cf;	2466	=item cf::map::static_maps
		2467
		2468	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2469	file in the shared directory excluding F</styles> and F</editor>). May
		2470	block.
		2471
		2472	=cut
		2473
		2474	sub static_maps() {
		2475	my @dirs = "";
		2476	my @maps;
		2477
		2478	while (@dirs) {
		2479	my $dir = shift @dirs;
		2480
		2481	next if $dir eq "/styles" || $dir eq "/editor";
		2482
		2483	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2484	or return;
		2485
		2486	for (@$files) {
		2487	s/\.map$// or next;
		2488	utf8::decode $_;
		2489	push @maps, "$dir/$_";
		2490	}
		2491
		2492	push @dirs, map "$dir/$_", @$dirs;
		2493	}
		2494
		2495	\@maps
		2496	}
2242		2497
2243	=back	2498	=back
2244		2499
2245	=head3 cf::object	2500	=head3 cf::object
2246		2501
…		…
2250		2505
2251	=over 4	2506	=over 4
2252		2507
2253	=item $ob->inv_recursive	2508	=item $ob->inv_recursive
2254		2509
2255	Returns the inventory of the object _and_ their inventories, recursively.	2510	Returns the inventory of the object I<and> their inventories, recursively,
		2511	but I<not> the object itself.
2256		2512
2257	=cut	2513	=cut
2258		2514
2259	sub inv_recursive_;	2515	sub inv_recursive_;
2260	sub inv_recursive_ {	2516	sub inv_recursive_ {
…		…
2265	inv_recursive_ inv $_[0]	2521	inv_recursive_ inv $_[0]
2266	}	2522	}
2267		2523
2268	=item $ref = $ob->ref	2524	=item $ref = $ob->ref
2269		2525
2270	creates and returns a persistent reference to an objetc that can be stored as a string.	2526	Creates and returns a persistent reference to an object that can be stored as a string.
2271		2527
2272	=item $ob = cf::object::deref ($refstring)	2528	=item $ob = cf::object::deref ($refstring)
2273		2529
2274	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2530	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2275	even if the object actually exists. May block.	2531	even if the object actually exists. May block.
…		…
2307	can be C<undef>. Does the right thing when the player is currently in a	2563	can be C<undef>. Does the right thing when the player is currently in a
2308	dialogue with the given NPC character.	2564	dialogue with the given NPC character.
2309		2565
2310	=cut	2566	=cut
2311		2567
		2568	our $SAY_CHANNEL = {
		2569	id => "say",
		2570	title => "Map",
		2571	reply => "say ",
		2572	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2573	};
		2574
		2575	our $CHAT_CHANNEL = {
		2576	id => "chat",
		2577	title => "Chat",
		2578	reply => "chat ",
		2579	tooltip => "Player chat and shouts, global to the server.",
		2580	};
		2581
2312	# rough implementation of a future "reply" method that works	2582	# rough implementation of a future "reply" method that works
2313	# with dialog boxes.	2583	# with dialog boxes.
2314	#TODO: the first argument must go, split into a $npc->reply_to ( method	2584	#TODO: the first argument must go, split into a $npc->reply_to ( method
2315	sub cf::object::player::reply($$$;$) {	2585	sub cf::object::player::reply($$$;$) {
2316	my ($self, $npc, $msg, $flags) = @_;	2586	my ($self, $npc, $msg, $flags) = @_;
…		…
2327	my $dialog = $pl->{npc_dialog};	2597	my $dialog = $pl->{npc_dialog};
2328	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2598	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2329		2599
2330	} else {	2600	} else {
2331	$msg = $npc->name . " says: $msg" if $npc;	2601	$msg = $npc->name . " says: $msg" if $npc;
2332	$self->message ($msg, $flags);	2602	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2333	}	2603	}
2334	}	2604	}
2335	}	2605	}
2336		2606
2337	=item $object->send_msg ($channel, $msg, $color, [extra...])	2607	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2362		2632
2363	=item $player_object->enter_link	2633	=item $player_object->enter_link
2364		2634
2365	Freezes the player and moves him/her to a special map (C<{link}>).	2635	Freezes the player and moves him/her to a special map (C<{link}>).
2366		2636
2367	The player should be reasonably safe there for short amounts of time. You	2637	The player should be reasonably safe there for short amounts of time (e.g.
2368	I<MUST> call C<leave_link> as soon as possible, though.	2638	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2639	though, as the player cannot control the character while it is on the link
		2640	map.
2369		2641
2370	Will never block.	2642	Will never block.
2371		2643
2372	=item $player_object->leave_link ($map, $x, $y)	2644	=item $player_object->leave_link ($map, $x, $y)
2373		2645
…		…
2393	sub cf::object::player::enter_link {	2665	sub cf::object::player::enter_link {
2394	my ($self) = @_;	2666	my ($self) = @_;
2395		2667
2396	$self->deactivate_recursive;	2668	$self->deactivate_recursive;
2397		2669
		2670	++$self->{_link_recursion};
		2671
2398	return if UNIVERSAL::isa $self->map, "ext::map_link";	2672	return if UNIVERSAL::isa $self->map, "ext::map_link";
2399		2673
2400	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2674	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2401	if $self->map && $self->map->{path} ne "{link}";	2675	if $self->map && $self->map->{path} ne "{link}";
2402		2676
2403	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2677	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2404	}	2678	}
2405		2679
2406	sub cf::object::player::leave_link {	2680	sub cf::object::player::leave_link {
2407	my ($self, $map, $x, $y) = @_;	2681	my ($self, $map, $x, $y) = @_;
2408		2682
…		…
2425	($x, $y) = (-1, -1)	2699	($x, $y) = (-1, -1)
2426	unless (defined $x) && (defined $y);	2700	unless (defined $x) && (defined $y);
2427		2701
2428	# use -1 or undef as default coordinates, not 0, 0	2702	# use -1 or undef as default coordinates, not 0, 0
2429	($x, $y) = ($map->enter_x, $map->enter_y)	2703	($x, $y) = ($map->enter_x, $map->enter_y)
2430	if $x <=0 && $y <= 0;	2704	if $x <= 0 && $y <= 0;
2431		2705
2432	$map->load;	2706	$map->load;
2433	$map->load_neighbours;	2707	$map->load_neighbours;
2434		2708
2435	return unless $self->contr->active;	2709	return unless $self->contr->active;
2436	$self->activate_recursive;
2437		2710
2438	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2711	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2439	$self->enter_map ($map, $x, $y);	2712	if ($self->enter_map ($map, $x, $y)) {
2440	}	2713	# entering was successful
		2714	delete $self->{_link_recursion};
		2715	# only activate afterwards, to support waiting in hooks
		2716	$self->activate_recursive;
		2717	}
2441		2718
		2719	}
		2720
2442	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2721	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2443		2722
2444	Moves the player to the given map-path and coordinates by first freezing	2723	Moves the player to the given map-path and coordinates by first freezing
2445	her, loading and preparing them map, calling the provided $check callback	2724	her, loading and preparing them map, calling the provided $check callback
2446	that has to return the map if sucecssful, and then unfreezes the player on	2725	that has to return the map if sucecssful, and then unfreezes the player on
2447	the new (success) or old (failed) map position. In either case, $done will	2726	the new (success) or old (failed) map position. In either case, $done will
2448	be called at the end of this process.	2727	be called at the end of this process.
2449		2728
		2729	Note that $check will be called with a potentially non-loaded map, so if
		2730	it needs a loaded map it has to call C<< ->load >>.
		2731
2450	=cut	2732	=cut
2451		2733
2452	our $GOTOGEN;	2734	our $GOTOGEN;
2453		2735
2454	sub cf::object::player::goto {	2736	sub cf::object::player::goto {
2455	my ($self, $path, $x, $y, $check, $done) = @_;	2737	my ($self, $path, $x, $y, $check, $done) = @_;
		2738
		2739	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2740	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2741	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2742	($path, $x, $y) = @$EMERGENCY_POSITION;
		2743	}
2456		2744
2457	# do generation counting so two concurrent goto's will be executed in-order	2745	# do generation counting so two concurrent goto's will be executed in-order
2458	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2746	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2459		2747
2460	$self->enter_link;	2748	$self->enter_link;
…		…
2484	my $map = eval {	2772	my $map = eval {
2485	my $map = defined $path ? cf::map::find $path : undef;	2773	my $map = defined $path ? cf::map::find $path : undef;
2486		2774
2487	if ($map) {	2775	if ($map) {
2488	$map = $map->customise_for ($self);	2776	$map = $map->customise_for ($self);
2489	$map = $check->($map) if $check && $map;	2777	$map = $check->($map, $x, $y, $self) if $check && $map;
2490	} else {	2778	} else {
2491	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2779	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2492	}	2780	}
2493		2781
2494	$map	2782	$map
…		…
2502	if ($gen == $self->{_goto_generation}) {	2790	if ($gen == $self->{_goto_generation}) {
2503	delete $self->{_goto_generation};	2791	delete $self->{_goto_generation};
2504	$self->leave_link ($map, $x, $y);	2792	$self->leave_link ($map, $x, $y);
2505	}	2793	}
2506		2794
2507	$done->() if $done;	2795	$done->($self) if $done;
2508	})->prio (1);	2796	})->prio (1);
2509	}	2797	}
2510		2798
2511	=item $player_object->enter_exit ($exit_object)	2799	=item $player_object->enter_exit ($exit_object)
2512		2800
…		…
2532	}	2820	}
2533		2821
2534	sub prepare_random_map {	2822	sub prepare_random_map {
2535	my ($exit) = @_;	2823	my ($exit) = @_;
2536		2824
2537	my $guard = cf::lock_acquire "exit_prepare:$exit";
2538
2539	# all this does is basically replace the /! path by	2825	# all this does is basically replace the /! path by
2540	# a new random map path (?random/...) with a seed	2826	# a new random map path (?random/...) with a seed
2541	# that depends on the exit object	2827	# that depends on the exit object
2542		2828
2543	my $rmp = parse_random_map_params $exit->msg;	2829	my $rmp = parse_random_map_params $exit->msg;
…		…
2545	if ($exit->map) {	2831	if ($exit->map) {
2546	$rmp->{region} = $exit->region->name;	2832	$rmp->{region} = $exit->region->name;
2547	$rmp->{origin_map} = $exit->map->path;	2833	$rmp->{origin_map} = $exit->map->path;
2548	$rmp->{origin_x} = $exit->x;	2834	$rmp->{origin_x} = $exit->x;
2549	$rmp->{origin_y} = $exit->y;	2835	$rmp->{origin_y} = $exit->y;
		2836
		2837	$exit->map->touch;
2550	}	2838	}
2551		2839
2552	$rmp->{random_seed} ||= $exit->random_seed;	2840	$rmp->{random_seed} ||= $exit->random_seed;
2553		2841
2554	my $data = cf::to_json $rmp;	2842	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2555	my $md5 = Digest::MD5::md5_hex $data;	2843	my $md5 = Digest::MD5::md5_hex $data;
2556	my $meta = "$RANDOMDIR/$md5.meta";	2844	my $meta = "$RANDOMDIR/$md5.meta";
2557		2845
2558	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2846	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2559	aio_write $fh, 0, (length $data), $data, 0;	2847	aio_write $fh, 0, (length $data), $data, 0;
2560	undef $fh;	2848	undef $fh;
2561	aio_rename "$meta~", $meta;	2849	aio_rename "$meta~", $meta;
2562		2850
		2851	my $slaying = "?random/$md5";
		2852
		2853	if ($exit->valid) {
2563	$exit->slaying ("?random/$md5");	2854	$exit->slaying ("?random/$md5");
2564	$exit->msg (undef);	2855	$exit->msg (undef);
		2856	}
2565	}	2857	}
2566	}	2858	}
2567		2859
2568	sub cf::object::player::enter_exit {	2860	sub cf::object::player::enter_exit {
2569	my ($self, $exit) = @_;	2861	my ($self, $exit) = @_;
2570		2862
2571	return unless $self->type == cf::PLAYER;	2863	return unless $self->type == cf::PLAYER;
2572		2864
2573	if ($exit->slaying eq "/!") {
2574	#TODO: this should de-fi-ni-te-ly not be a sync-job
2575	# the problem is that $exit might not survive long enough
2576	# so it needs to be done right now, right here
2577	cf::sync_job { prepare_random_map $exit };
2578	}
2579
2580	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2581	my $hp = $exit->stats->hp;
2582	my $sp = $exit->stats->sp;
2583
2584	$self->enter_link;	2865	$self->enter_link;
2585		2866
2586	# if exit is damned, update players death & WoR home-position
2587	$self->contr->savebed ($slaying, $hp, $sp)
2588	if $exit->flag (FLAG_DAMNED);
2589
2590	(async {	2867	(async {
2591	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	2868	$Coro::current->{desc} = "enter_exit";
2592		2869
2593	$self->deactivate_recursive; # just to be sure
2594	unless (eval {	2870	unless (eval {
		2871	$self->deactivate_recursive; # just to be sure
		2872
		2873	# random map handling
		2874	{
		2875	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2876
		2877	prepare_random_map $exit
		2878	if $exit->slaying eq "/!";
		2879	}
		2880
		2881	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2882	my $x = $exit->stats->hp;
		2883	my $y = $exit->stats->sp;
		2884
2595	$self->goto ($slaying, $hp, $sp);	2885	$self->goto ($map, $x, $y);
2596		2886
		2887	# if exit is damned, update players death & WoR home-position
		2888	$self->contr->savebed ($map, $x, $y)
		2889	if $exit->flag (cf::FLAG_DAMNED);
		2890
2597	1;	2891	1
2598	}) {	2892	}) {
2599	$self->message ("Something went wrong deep within the crossfire server. "	2893	$self->message ("Something went wrong deep within the deliantra server. "
2600	. "I'll try to bring you back to the map you were before. "	2894	. "I'll try to bring you back to the map you were before. "
2601	. "Please report this to the dungeon master!",	2895	. "Please report this to the dungeon master!",
2602	cf::NDI_UNIQUE | cf::NDI_RED);	2896	cf::NDI_UNIQUE | cf::NDI_RED);
2603		2897
2604	warn "ERROR in enter_exit: $@";	2898	error "ERROR in enter_exit: $@";
2605	$self->leave_link;	2899	$self->leave_link;
2606	}	2900	}
2607	})->prio (1);	2901	})->prio (1);
2608	}	2902	}
2609		2903
…		…
2621	sub cf::client::send_drawinfo {	2915	sub cf::client::send_drawinfo {
2622	my ($self, $text, $flags) = @_;	2916	my ($self, $text, $flags) = @_;
2623		2917
2624	utf8::encode $text;	2918	utf8::encode $text;
2625	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2919	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
		2920	}
		2921
		2922	=item $client->send_big_packet ($pkt)
		2923
		2924	Like C<send_packet>, but tries to compress large packets, and fragments
		2925	them as required.
		2926
		2927	=cut
		2928
		2929	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2930
		2931	sub cf::client::send_big_packet {
		2932	my ($self, $pkt) = @_;
		2933
		2934	# try lzf for large packets
		2935	$pkt = "lzf " . Compress::LZF::compress $pkt
		2936	if 1024 <= length $pkt and $self->{can_lzf};
		2937
		2938	# split very large packets
		2939	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2940	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2941	$pkt = "frag";
		2942	}
		2943
		2944	$self->send_packet ($pkt);
2626	}	2945	}
2627		2946
2628	=item $client->send_msg ($channel, $msg, $color, [extra...])	2947	=item $client->send_msg ($channel, $msg, $color, [extra...])
2629		2948
2630	Send a drawinfo or msg packet to the client, formatting the msg for the	2949	Send a drawinfo or msg packet to the client, formatting the msg for the
…		…
2632	the message, with C<log> being the default. If C<$color> is negative, suppress	2951	the message, with C<log> being the default. If C<$color> is negative, suppress
2633	the message unless the client supports the msg packet.	2952	the message unless the client supports the msg packet.
2634		2953
2635	=cut	2954	=cut
2636		2955
		2956	# non-persistent channels (usually the info channel)
2637	our %CHANNEL = (	2957	our %CHANNEL = (
		2958	"c/motd" => {
		2959	id => "infobox",
		2960	title => "MOTD",
		2961	reply => undef,
		2962	tooltip => "The message of the day",
		2963	},
2638	"c/identify" => {	2964	"c/identify" => {
2639	id => "infobox",	2965	id => "infobox",
2640	title => "Identify",	2966	title => "Identify",
2641	reply => undef,	2967	reply => undef,
2642	tooltip => "Items recently identified",	2968	tooltip => "Items recently identified",
…		…
2645	id => "infobox",	2971	id => "infobox",
2646	title => "Examine",	2972	title => "Examine",
2647	reply => undef,	2973	reply => undef,
2648	tooltip => "Signs and other items you examined",	2974	tooltip => "Signs and other items you examined",
2649	},	2975	},
		2976	"c/shopinfo" => {
		2977	id => "infobox",
		2978	title => "Shop Info",
		2979	reply => undef,
		2980	tooltip => "What your bargaining skill tells you about the shop",
		2981	},
		2982	"c/book" => {
		2983	id => "infobox",
		2984	title => "Book",
		2985	reply => undef,
		2986	tooltip => "The contents of a note or book",
		2987	},
2650	"c/lookat" => {	2988	"c/lookat" => {
2651	id => "infobox",	2989	id => "infobox",
2652	title => "Look",	2990	title => "Look",
2653	reply => undef,	2991	reply => undef,
2654	tooltip => "What you saw there",	2992	tooltip => "What you saw there",
2655	},	2993	},
		2994	"c/who" => {
		2995	id => "infobox",
		2996	title => "Players",
		2997	reply => undef,
		2998	tooltip => "Shows players who are currently online",
		2999	},
		3000	"c/body" => {
		3001	id => "infobox",
		3002	title => "Body Parts",
		3003	reply => undef,
		3004	tooltip => "Shows which body parts you posess and are available",
		3005	},
		3006	"c/statistics" => {
		3007	id => "infobox",
		3008	title => "Statistics",
		3009	reply => undef,
		3010	tooltip => "Shows your primary statistics",
		3011	},
		3012	"c/skills" => {
		3013	id => "infobox",
		3014	title => "Skills",
		3015	reply => undef,
		3016	tooltip => "Shows your experience per skill and item power",
		3017	},
		3018	"c/shopitems" => {
		3019	id => "infobox",
		3020	title => "Shop Items",
		3021	reply => undef,
		3022	tooltip => "Shows the items currently for sale in this shop",
		3023	},
		3024	"c/resistances" => {
		3025	id => "infobox",
		3026	title => "Resistances",
		3027	reply => undef,
		3028	tooltip => "Shows your resistances",
		3029	},
		3030	"c/pets" => {
		3031	id => "infobox",
		3032	title => "Pets",
		3033	reply => undef,
		3034	tooltip => "Shows information abotu your pets/a specific pet",
		3035	},
		3036	"c/perceiveself" => {
		3037	id => "infobox",
		3038	title => "Perceive Self",
		3039	reply => undef,
		3040	tooltip => "You gained detailed knowledge about yourself",
		3041	},
		3042	"c/uptime" => {
		3043	id => "infobox",
		3044	title => "Uptime",
		3045	reply => undef,
		3046	tooltip => "How long the server has been running since last restart",
		3047	},
		3048	"c/mapinfo" => {
		3049	id => "infobox",
		3050	title => "Map Info",
		3051	reply => undef,
		3052	tooltip => "Information related to the maps",
		3053	},
		3054	"c/party" => {
		3055	id => "party",
		3056	title => "Party",
		3057	reply => "gsay ",
		3058	tooltip => "Messages and chat related to your party",
		3059	},
		3060	"c/death" => {
		3061	id => "death",
		3062	title => "Death",
		3063	reply => undef,
		3064	tooltip => "Reason for and more info about your most recent death",
		3065	},
		3066	"c/say" => $SAY_CHANNEL,
		3067	"c/chat" => $CHAT_CHANNEL,
2656	);	3068	);
2657		3069
2658	sub cf::client::send_msg {	3070	sub cf::client::send_msg {
2659	my ($self, $channel, $msg, $color, @extra) = @_;	3071	my ($self, $channel, $msg, $color, @extra) = @_;
2660		3072
2661	$msg = $self->pl->expand_cfpod ($msg);	3073	$msg = $self->pl->expand_cfpod ($msg)
		3074	unless $color & cf::NDI_VERBATIM;
2662		3075
2663	$color &= cf::NDI_CLIENT_MASK; # just in case...	3076	$color &= cf::NDI_CLIENT_MASK; # just in case...
2664		3077
2665	# check predefined channels, for the benefit of C	3078	# check predefined channels, for the benefit of C
2666	if ($CHANNEL{$channel}) {	3079	if ($CHANNEL{$channel}) {
2667	$channel = $CHANNEL{$channel};	3080	$channel = $CHANNEL{$channel};
2668		3081
2669	$self->ext_msg (channel_info => $channel)	3082	$self->ext_msg (channel_info => $channel);
2670	if $self->can_msg;
2671
2672	$channel = $channel->{id};	3083	$channel = $channel->{id};
2673		3084
2674	} elsif (ref $channel) {	3085	} elsif (ref $channel) {
2675	# send meta info to client, if not yet sent	3086	# send meta info to client, if not yet sent
2676	unless (exists $self->{channel}{$channel->{id}}) {	3087	unless (exists $self->{channel}{$channel->{id}}) {
2677	$self->{channel}{$channel->{id}} = $channel;	3088	$self->{channel}{$channel->{id}} = $channel;
2678	$self->ext_msg (channel_info => $channel)	3089	$self->ext_msg (channel_info => $channel);
2679	if $self->can_msg;
2680	}	3090	}
2681		3091
2682	$channel = $channel->{id};	3092	$channel = $channel->{id};
2683	}	3093	}
2684		3094
2685	return unless @extra || length $msg;	3095	return unless @extra || length $msg;
2686		3096
2687	if ($self->can_msg) {
2688	# default colour, mask it out	3097	# default colour, mask it out
2689	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3098	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2690	if $color & cf::NDI_DEF;	3099	if $color & cf::NDI_DEF;
2691		3100
2692	$self->send_packet ("msg " . $self->{json_coder}->encode (	3101	my $pkt = "msg "
		3102	. $self->{json_coder}->encode (
2693	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3103	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2694	} else {	3104	);
2695	if ($color >= 0) {
2696	# replace some tags by gcfclient-compatible ones
2697	for ($msg) {
2698	1 while
2699	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2700	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2701	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2702	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2703	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2704	}
2705		3105
2706	$color &= cf::NDI_COLOR_MASK;	3106	$self->send_big_packet ($pkt);
2707
2708	utf8::encode $msg;
2709
2710	if (0 && $msg =~ /\[/) {
2711	# COMMAND/INFO
2712	$self->send_packet ("drawextinfo $color 10 8 $msg")
2713	} else {
2714	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2715	$self->send_packet ("drawinfo $color $msg")
2716	}
2717	}
2718	}
2719	}	3107	}
2720		3108
2721	=item $client->ext_msg ($type, @msg)	3109	=item $client->ext_msg ($type, @msg)
2722		3110
2723	Sends an ext event to the client.	3111	Sends an ext event to the client.
…		…
2726		3114
2727	sub cf::client::ext_msg($$@) {	3115	sub cf::client::ext_msg($$@) {
2728	my ($self, $type, @msg) = @_;	3116	my ($self, $type, @msg) = @_;
2729		3117
2730	if ($self->extcmd == 2) {	3118	if ($self->extcmd == 2) {
2731	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3119	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2732	} elsif ($self->extcmd == 1) { # TODO: remove	3120	} elsif ($self->extcmd == 1) { # TODO: remove
2733	push @msg, msgtype => "event_$type";	3121	push @msg, msgtype => "event_$type";
2734	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3122	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2735	}	3123	}
2736	}	3124	}
2737		3125
2738	=item $client->ext_reply ($msgid, @msg)	3126	=item $client->ext_reply ($msgid, @msg)
2739		3127
…		…
2743		3131
2744	sub cf::client::ext_reply($$@) {	3132	sub cf::client::ext_reply($$@) {
2745	my ($self, $id, @msg) = @_;	3133	my ($self, $id, @msg) = @_;
2746		3134
2747	if ($self->extcmd == 2) {	3135	if ($self->extcmd == 2) {
2748	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	3136	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2749	} elsif ($self->extcmd == 1) {	3137	} elsif ($self->extcmd == 1) {
2750	#TODO: version 1, remove	3138	#TODO: version 1, remove
2751	unshift @msg, msgtype => "reply", msgid => $id;	3139	unshift @msg, msgtype => "reply", msgid => $id;
2752	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	3140	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2753	}	3141	}
2754	}	3142	}
2755		3143
2756	=item $success = $client->query ($flags, "text", \&cb)	3144	=item $success = $client->query ($flags, "text", \&cb)
2757		3145
…		…
2828		3216
2829	$ns->ext_reply ($reply, @reply)	3217	$ns->ext_reply ($reply, @reply)
2830	if $reply;	3218	if $reply;
2831		3219
2832	} else {	3220	} else {
2833	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3221	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2834	}	3222	}
2835		3223
2836	cf::override;	3224	cf::override;
2837	},	3225	},
2838	);	3226	);
…		…
2858		3246
2859	$coro	3247	$coro
2860	}	3248	}
2861		3249
2862	cf::client->attach (	3250	cf::client->attach (
2863	on_destroy => sub {	3251	on_client_destroy => sub {
2864	my ($ns) = @_;	3252	my ($ns) = @_;
2865		3253
2866	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3254	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2867	},	3255	},
2868	);	3256	);
…		…
2884	our $safe_hole = new Safe::Hole;	3272	our $safe_hole = new Safe::Hole;
2885		3273
2886	$SIG{FPE} = 'IGNORE';	3274	$SIG{FPE} = 'IGNORE';
2887		3275
2888	$safe->permit_only (Opcode::opset qw(	3276	$safe->permit_only (Opcode::opset qw(
2889	:base_core :base_mem :base_orig :base_math	3277	:base_core :base_mem :base_orig :base_math :base_loop
2890	grepstart grepwhile mapstart mapwhile	3278	grepstart grepwhile mapstart mapwhile
2891	sort time	3279	sort time
2892	));	3280	));
2893		3281
2894	# here we export the classes and methods available to script code	3282	# here we export the classes and methods available to script code
…		…
2896	=pod	3284	=pod
2897		3285
2898	The following functions and methods are available within a safe environment:	3286	The following functions and methods are available within a safe environment:
2899		3287
2900	cf::object	3288	cf::object
2901	contr pay_amount pay_player map x y force_find force_add	3289	contr pay_amount pay_player map x y force_find force_add destroy
2902	insert remove name archname title slaying race decrease_ob_nr	3290	insert remove name archname title slaying race decrease split
		3291	value
2903		3292
2904	cf::object::player	3293	cf::object::player
2905	player	3294	player
2906		3295
2907	cf::player	3296	cf::player
…		…
2912		3301
2913	=cut	3302	=cut
2914		3303
2915	for (	3304	for (
2916	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3305	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2917	insert remove inv name archname title slaying race	3306	insert remove inv nrof name archname title slaying race
2918	decrease_ob_nr)],	3307	decrease split destroy change_exp value msg lore send_msg)],
2919	["cf::object::player" => qw(player)],	3308	["cf::object::player" => qw(player)],
2920	["cf::player" => qw(peaceful)],	3309	["cf::player" => qw(peaceful send_msg)],
2921	["cf::map" => qw(trigger)],	3310	["cf::map" => qw(trigger)],
2922	) {	3311	) {
2923	no strict 'refs';
2924	my ($pkg, @funs) = @$_;	3312	my ($pkg, @funs) = @$_;
2925	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3313	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
2926	for @funs;	3314	for @funs;
2927	}	3315	}
2928		3316
…		…
2943		3331
2944	my $qcode = $code;	3332	my $qcode = $code;
2945	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3333	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2946	$qcode =~ s/\n/\\n/g;	3334	$qcode =~ s/\n/\\n/g;
2947		3335
		3336	%vars = (_dummy => 0) unless %vars;
		3337
		3338	my @res;
2948	local $_;	3339	local $_;
2949	local @safe::cf::_safe_eval_args = values %vars;
2950		3340
2951	my $eval =	3341	my $eval =
2952	"do {\n"	3342	"do {\n"
2953	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3343	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2954	. "#line 0 \"{$qcode}\"\n"	3344	. "#line 0 \"{$qcode}\"\n"
2955	. $code	3345	. $code
2956	. "\n}"	3346	. "\n}"
2957	;	3347	;
2958		3348
		3349	if ($CFG{safe_eval}) {
2959	sub_generation_inc;	3350	sub_generation_inc;
		3351	local @safe::cf::_safe_eval_args = values %vars;
2960	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3352	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2961	sub_generation_inc;	3353	sub_generation_inc;
		3354	} else {
		3355	local @cf::_safe_eval_args = values %vars;
		3356	@res = wantarray ? eval eval : scalar eval $eval;
		3357	}
2962		3358
2963	if ($@) {	3359	if ($@) {
2964	warn "$@";	3360	warn "$@",
2965	warn "while executing safe code '$code'\n";	3361	"while executing safe code '$code'\n",
2966	warn "with arguments " . (join " ", %vars) . "\n";	3362	"with arguments " . (join " ", %vars) . "\n";
2967	}	3363	}
2968		3364
2969	wantarray ? @res : $res[0]	3365	wantarray ? @res : $res[0]
2970	}	3366	}
2971		3367
…		…
2985	=cut	3381	=cut
2986		3382
2987	sub register_script_function {	3383	sub register_script_function {
2988	my ($fun, $cb) = @_;	3384	my ($fun, $cb) = @_;
2989		3385
2990	no strict 'refs';	3386	$fun = "safe::$fun" if $CFG{safe_eval};
2991	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3387	*$fun = $safe_hole->wrap ($cb);
2992	}	3388	}
2993		3389
2994	=back	3390	=back
2995		3391
2996	=cut	3392	=cut
…		…
3005	# for this (global event?)	3401	# for this (global event?)
3006	%ext::player_env::MUSIC_FACE_CACHE = ();	3402	%ext::player_env::MUSIC_FACE_CACHE = ();
3007		3403
3008	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3404	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3009		3405
3010	warn "loading facedata from $path\n";	3406	trace "loading facedata from $path\n";
3011		3407
3012	my $facedata;
3013	0 < aio_load $path, $facedata	3408	0 < aio_load $path, my $facedata
3014	or die "$path: $!";	3409	or die "$path: $!";
3015		3410
3016	$facedata = Coro::Storable::thaw $facedata;	3411	$facedata = Coro::Storable::thaw $facedata;
3017		3412
3018	$facedata->{version} == 2	3413	$facedata->{version} == 2
3019	or cf::cleanup "$path: version mismatch, cannot proceed.";	3414	or cf::cleanup "$path: version mismatch, cannot proceed.";
3020		3415
3021	# patch in the exptable	3416	# patch in the exptable
		3417	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
3022	$facedata->{resource}{"res/exp_table"} = {	3418	$facedata->{resource}{"res/exp_table"} = {
3023	type => FT_RSRC,	3419	type => FT_RSRC,
3024	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3420	data => $exp_table,
		3421	hash => (Digest::MD5::md5 $exp_table),
3025	};	3422	};
3026	cf::cede_to_tick;	3423	cf::cede_to_tick;
3027		3424
3028	{	3425	{
3029	my $faces = $facedata->{faceinfo};	3426	my $faces = $facedata->{faceinfo};
3030		3427
3031	while (my ($face, $info) = each %$faces) {	3428	while (my ($face, $info) = each %$faces) {
3032	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3429	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3430
3033	cf::face::set_visibility $idx, $info->{visibility};	3431	cf::face::set_visibility $idx, $info->{visibility};
3034	cf::face::set_magicmap $idx, $info->{magicmap};	3432	cf::face::set_magicmap $idx, $info->{magicmap};
3035	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3433	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
3036	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3434	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
3037		3435
3038	cf::cede_to_tick;	3436	cf::cede_to_tick;
3039	}	3437	}
3040		3438
3041	while (my ($face, $info) = each %$faces) {	3439	while (my ($face, $info) = each %$faces) {
3042	next unless $info->{smooth};	3440	next unless $info->{smooth};
		3441
3043	my $idx = cf::face::find $face	3442	my $idx = cf::face::find $face
3044	or next;	3443	or next;
		3444
3045	if (my $smooth = cf::face::find $info->{smooth}) {	3445	if (my $smooth = cf::face::find $info->{smooth}) {
3046	cf::face::set_smooth $idx, $smooth;	3446	cf::face::set_smooth $idx, $smooth;
3047	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3447	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3048	} else {	3448	} else {
3049	warn "smooth face '$info->{smooth}' not found for face '$face'";	3449	error "smooth face '$info->{smooth}' not found for face '$face'";
3050	}	3450	}
3051		3451
3052	cf::cede_to_tick;	3452	cf::cede_to_tick;
3053	}	3453	}
3054	}	3454	}
…		…
3063		3463
3064	cf::anim::invalidate_all; # d'oh	3464	cf::anim::invalidate_all; # d'oh
3065	}	3465	}
3066		3466
3067	{	3467	{
3068	# TODO: for gcfclient pleasure, we should give resources
3069	# that gcfclient doesn't grok a >10000 face index.
3070	my $res = $facedata->{resource};	3468	my $res = $facedata->{resource};
3071		3469
3072	my $soundconf = delete $res->{"res/sound.conf"};
3073
3074	while (my ($name, $info) = each %$res) {	3470	while (my ($name, $info) = each %$res) {
		3471	if (defined $info->{type}) {
3075	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3472	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3076	my $data;
3077		3473
3078	if ($info->{type} & 1) {	3474	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
3079	# prepend meta info	3475	cf::face::set_type $idx, $info->{type};
3080
3081	my $meta = $enc->encode ({
3082	name => $name,
3083	%{ $info->{meta} || {} },
3084	});
3085
3086	$data = pack "(w/a*)*", $meta, $info->{data};
3087	} else {	3476	} else {
3088	$data = $info->{data};	3477	$RESOURCE{$name} = $info; # unused
3089	}	3478	}
3090		3479
3091	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3092	cf::face::set_type $idx, $info->{type};
3093
3094	cf::cede_to_tick;	3480	cf::cede_to_tick;
3095	}	3481	}
3096
3097	if ($soundconf) {
3098	$soundconf = $enc->decode (delete $soundconf->{data});
3099
3100	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3101	my $sound = $soundconf->{compat}[$_]
3102	or next;
3103
3104	my $face = cf::face::find "sound/$sound->[1]";
3105	cf::sound::set $sound->[0] => $face;
3106	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3107	}
3108
3109	while (my ($k, $v) = each %{$soundconf->{event}}) {
3110	my $face = cf::face::find "sound/$v";
3111	cf::sound::set $k => $face;
3112	}
3113	}
3114	}	3482	}
		3483
		3484	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3115		3485
3116	1	3486	1
3117	}	3487	}
3118		3488
3119	register_exticmd fx_want => sub {	3489	register_exticmd fx_want => sub {
…		…
3121		3491
3122	while (my ($k, $v) = each %$want) {	3492	while (my ($k, $v) = each %$want) {
3123	$ns->fx_want ($k, $v);	3493	$ns->fx_want ($k, $v);
3124	}	3494	}
3125	};	3495	};
		3496
		3497	sub load_resource_file($) {
		3498	my $guard = lock_acquire "load_resource_file";
		3499
		3500	my $status = load_resource_file_ $_[0];
		3501	get_slot 0.1, 100;
		3502	cf::arch::commit_load;
		3503
		3504	$status
		3505	}
3126		3506
3127	sub reload_regions {	3507	sub reload_regions {
3128	# HACK to clear player env face cache, we need some signal framework	3508	# HACK to clear player env face cache, we need some signal framework
3129	# for this (global event?)	3509	# for this (global event?)
3130	%ext::player_env::MUSIC_FACE_CACHE = ();	3510	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3144	}	3524	}
3145		3525
3146	sub reload_archetypes {	3526	sub reload_archetypes {
3147	load_resource_file "$DATADIR/archetypes"	3527	load_resource_file "$DATADIR/archetypes"
3148	or die "unable to load archetypes\n";	3528	or die "unable to load archetypes\n";
3149	#d# NEED to laod twice to resolve forward references
3150	# this really needs to be done in an extra post-pass
3151	# (which needs to be synchronous, so solve it differently)
3152	load_resource_file "$DATADIR/archetypes"
3153	or die "unable to load archetypes\n";
3154	}	3529	}
3155		3530
3156	sub reload_treasures {	3531	sub reload_treasures {
3157	load_resource_file "$DATADIR/treasures"	3532	load_resource_file "$DATADIR/treasures"
3158	or die "unable to load treasurelists\n";	3533	or die "unable to load treasurelists\n";
3159	}	3534	}
3160		3535
		3536	sub reload_sound {
		3537	trace "loading sound config from $DATADIR/sound\n";
		3538
		3539	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3540	or die "$DATADIR/sound $!";
		3541
		3542	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3543
		3544	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3545	my $sound = $soundconf->{compat}[$_]
		3546	or next;
		3547
		3548	my $face = cf::face::find "sound/$sound->[1]";
		3549	cf::sound::set $sound->[0] => $face;
		3550	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3551	}
		3552
		3553	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3554	my $face = cf::face::find "sound/$v";
		3555	cf::sound::set $k => $face;
		3556	}
		3557	}
		3558
3161	sub reload_resources {	3559	sub reload_resources {
3162	warn "reloading resource files...\n";	3560	trace "reloading resource files...\n";
3163		3561
		3562	reload_exp_table;
		3563	reload_materials;
		3564	reload_facedata;
		3565	reload_sound;
		3566	reload_archetypes;
3164	reload_regions;	3567	reload_regions;
3165	reload_facedata;
3166	#reload_archetypes;#d#
3167	reload_archetypes;
3168	reload_treasures;	3568	reload_treasures;
3169		3569
3170	warn "finished reloading resource files\n";	3570	trace "finished reloading resource files\n";
3171	}
3172
3173	sub init {
3174	reload_resources;
3175	}	3571	}
3176		3572
3177	sub reload_config {	3573	sub reload_config {
3178	open my $fh, "<:utf8", "$CONFDIR/config"	3574	trace "reloading config file...\n";
3179	or return;
3180		3575
3181	local $/;	3576	0 < aio_load "$CONFDIR/config", my $config
3182	*CFG = YAML::Syck::Load <$fh>;	3577	or die "$CONFDIR/config: $!";
3183		3578
		3579	utf8::decode $config;
		3580	*CFG = yaml_load $config;
		3581
3184	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3582	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3185		3583
3186	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3584	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3187	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3585	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3188		3586
3189	if (exists $CFG{mlockall}) {	3587	if (exists $CFG{mlockall}) {
…		…
3193	};	3591	};
3194	warn $@ if $@;	3592	warn $@ if $@;
3195	}	3593	}
3196	}	3594	}
3197		3595
		3596	sub pidfile() {
		3597	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3598	or die "$PIDFILE: $!";
		3599	flock $fh, &Fcntl::LOCK_EX
		3600	or die "$PIDFILE: flock: $!";
		3601	$fh
		3602	}
		3603
		3604	# make sure only one server instance is running at any one time
		3605	sub atomic {
		3606	my $fh = pidfile;
		3607
		3608	my $pid = <$fh>;
		3609	kill 9, $pid if $pid > 0;
		3610
		3611	seek $fh, 0, 0;
		3612	print $fh $$;
		3613	}
		3614
		3615	sub main_loop {
		3616	trace "EV::loop starting\n";
		3617	if (1) {
		3618	EV::loop;
		3619	}
		3620	trace "EV::loop returned\n";
		3621	goto &main_loop unless $REALLY_UNLOOP;
		3622	}
		3623
3198	sub main {	3624	sub main {
		3625	cf::init_globals; # initialise logging
		3626
		3627	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3628	LOG llevInfo, "Copyright (C) 2005-2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3629	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3630	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3631
		3632	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3633
3199	# we must not ever block the main coroutine	3634	# we must not ever block the main coroutine
3200	local $Coro::idle = sub {	3635	local $Coro::idle = sub {
3201	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3636	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3202	(async {	3637	(async {
3203	$Coro::current->{desc} = "IDLE BUG HANDLER";	3638	$Coro::current->{desc} = "IDLE BUG HANDLER";
3204	Event::one_event;	3639	EV::loop EV::LOOP_ONESHOT;
3205	})->prio (Coro::PRIO_MAX);	3640	})->prio (Coro::PRIO_MAX);
3206	};	3641	};
3207		3642
		3643	evthread_start IO::AIO::poll_fileno;
		3644
		3645	cf::sync_job {
		3646	cf::incloader::init ();
		3647
		3648	cf::init_anim;
		3649	cf::init_attackmess;
		3650	cf::init_dynamic;
		3651
		3652	cf::load_settings;
		3653
		3654	reload_resources;
3208	reload_config;	3655	reload_config;
3209	db_init;	3656	db_init;
		3657
		3658	cf::init_uuid;
		3659	cf::init_signals;
		3660	cf::init_skills;
		3661
		3662	cf::init_beforeplay;
		3663
		3664	atomic;
		3665
3210	load_extensions;	3666	load_extensions;
3211		3667
3212	$TICK_WATCHER->start;	3668	utime time, time, $RUNTIMEFILE;
3213	Event::loop;	3669
		3670	# no (long-running) fork's whatsoever before this point(!)
		3671	use POSIX ();
		3672	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3673
		3674	cf::_post_init 0;
		3675	};
		3676
		3677	cf::object::thawer::errors_are_fatal 0;
		3678	info "parse errors in files are no longer fatal from this point on.\n";
		3679
		3680	my $free_main; $free_main = EV::idle sub {
		3681	undef $free_main;
		3682	undef &main; # free gobs of memory :)
		3683	};
		3684
		3685	goto &main_loop;
3214	}	3686	}
3215		3687
3216	#############################################################################	3688	#############################################################################
3217	# initialisation and cleanup	3689	# initialisation and cleanup
3218		3690
3219	# install some emergency cleanup handlers	3691	# install some emergency cleanup handlers
3220	BEGIN {	3692	BEGIN {
		3693	our %SIGWATCHER = ();
3221	for my $signal (qw(INT HUP TERM)) {	3694	for my $signal (qw(INT HUP TERM)) {
3222	Event->signal (	3695	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3223	reentrant => 0,
3224	data => WF_AUTOCANCEL,
3225	signal => $signal,
3226	prio => 0,
3227	cb => sub {
3228	cf::cleanup "SIG$signal";	3696	cf::cleanup "SIG$signal";
3229	},
3230	);	3697	};
3231	}	3698	}
3232	}	3699	}
3233		3700
3234	sub write_runtime {	3701	sub write_runtime_sync {
3235	my $runtime = "$LOCALDIR/runtime";	3702	my $t0 = AE::time;
3236		3703
3237	# first touch the runtime file to show we are still running:	3704	# first touch the runtime file to show we are still running:
3238	# the fsync below can take a very very long time.	3705	# the fsync below can take a very very long time.
3239		3706
3240	IO::AIO::aio_utime $runtime, undef, undef;	3707	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3241		3708
3242	my $guard = cf::lock_acquire "write_runtime";	3709	my $guard = cf::lock_acquire "write_runtime";
3243		3710
3244	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3711	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3245	or return;	3712	or return;
3246		3713
3247	my $value = $cf::RUNTIME + 90 + 10;	3714	my $value = $cf::RUNTIME + 90 + 10;
3248	# 10 is the runtime save interval, for a monotonic clock	3715	# 10 is the runtime save interval, for a monotonic clock
3249	# 60 allows for the watchdog to kill the server.	3716	# 60 allows for the watchdog to kill the server.
…		…
3259	aio_utime $fh, undef, undef;	3726	aio_utime $fh, undef, undef;
3260		3727
3261	close $fh	3728	close $fh
3262	or return;	3729	or return;
3263		3730
3264	aio_rename "$runtime~", $runtime	3731	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3265	and return;	3732	and return;
3266		3733
3267	warn "runtime file written.\n";	3734	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3268		3735
3269	1	3736	1
		3737	}
		3738
		3739	our $uuid_lock;
		3740	our $uuid_skip;
		3741
		3742	sub write_uuid_sync($) {
		3743	$uuid_skip ||= $_[0];
		3744
		3745	return if $uuid_lock;
		3746	local $uuid_lock = 1;
		3747
		3748	my $uuid = "$LOCALDIR/uuid";
		3749
		3750	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3751	or return;
		3752
		3753	my $value = uuid_seq uuid_cur;
		3754
		3755	unless ($value) {
		3756	info "cowardly refusing to write zero uuid value!\n";
		3757	return;
		3758	}
		3759
		3760	my $value = uuid_str $value + $uuid_skip;
		3761	$uuid_skip = 0;
		3762
		3763	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3764	and return;
		3765
		3766	# always fsync - this file is important
		3767	aio_fsync $fh
		3768	and return;
		3769
		3770	close $fh
		3771	or return;
		3772
		3773	aio_rename "$uuid~", $uuid
		3774	and return;
		3775
		3776	trace "uuid file written ($value).\n";
		3777
		3778	1
		3779
		3780	}
		3781
		3782	sub write_uuid($$) {
		3783	my ($skip, $sync) = @_;
		3784
		3785	$sync ? write_uuid_sync $skip
		3786	: async { write_uuid_sync $skip };
3270	}	3787	}
3271		3788
3272	sub emergency_save() {	3789	sub emergency_save() {
3273	my $freeze_guard = cf::freeze_mainloop;	3790	my $freeze_guard = cf::freeze_mainloop;
3274		3791
3275	warn "enter emergency perl save\n";	3792	info "emergency_perl_save: enter\n";
		3793
		3794	# this is a trade-off: we want to be very quick here, so
		3795	# save all maps without fsync, and later call a global sync
		3796	# (which in turn might be very very slow)
		3797	local $USE_FSYNC = 0;
3276		3798
3277	cf::sync_job {	3799	cf::sync_job {
		3800	cf::write_runtime_sync; # external watchdog should not bark
		3801
3278	# use a peculiar iteration method to avoid tripping on perl	3802	# use a peculiar iteration method to avoid tripping on perl
3279	# refcount bugs in for. also avoids problems with players	3803	# refcount bugs in for. also avoids problems with players
3280	# and maps saved/destroyed asynchronously.	3804	# and maps saved/destroyed asynchronously.
3281	warn "begin emergency player save\n";	3805	info "emergency_perl_save: begin player save\n";
3282	for my $login (keys %cf::PLAYER) {	3806	for my $login (keys %cf::PLAYER) {
3283	my $pl = $cf::PLAYER{$login} or next;	3807	my $pl = $cf::PLAYER{$login} or next;
3284	$pl->valid or next;	3808	$pl->valid or next;
3285	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	3809	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3286	$pl->save;	3810	$pl->save;
3287	}	3811	}
3288	warn "end emergency player save\n";	3812	info "emergency_perl_save: end player save\n";
3289		3813
3290	warn "begin emergency map save\n";	3814	cf::write_runtime_sync; # external watchdog should not bark
		3815
		3816	info "emergency_perl_save: begin map save\n";
3291	for my $path (keys %cf::MAP) {	3817	for my $path (keys %cf::MAP) {
3292	my $map = $cf::MAP{$path} or next;	3818	my $map = $cf::MAP{$path} or next;
3293	$map->valid or next;	3819	$map->valid or next;
3294	$map->save;	3820	$map->save;
3295	}	3821	}
3296	warn "end emergency map save\n";	3822	info "emergency_perl_save: end map save\n";
3297		3823
3298	warn "begin emergency database checkpoint\n";	3824	cf::write_runtime_sync; # external watchdog should not bark
		3825
		3826	info "emergency_perl_save: begin database checkpoint\n";
3299	BDB::db_env_txn_checkpoint $DB_ENV;	3827	BDB::db_env_txn_checkpoint $DB_ENV;
3300	warn "end emergency database checkpoint\n";	3828	info "emergency_perl_save: end database checkpoint\n";
		3829
		3830	info "emergency_perl_save: begin write uuid\n";
		3831	write_uuid_sync 1;
		3832	info "emergency_perl_save: end write uuid\n";
		3833
		3834	cf::write_runtime_sync; # external watchdog should not bark
		3835
		3836	trace "emergency_perl_save: syncing database to disk";
		3837	BDB::db_env_txn_checkpoint $DB_ENV;
		3838
		3839	info "emergency_perl_save: starting sync\n";
		3840	IO::AIO::aio_sync sub {
		3841	info "emergency_perl_save: finished sync\n";
		3842	};
		3843
		3844	cf::write_runtime_sync; # external watchdog should not bark
		3845
		3846	trace "emergency_perl_save: flushing outstanding aio requests";
		3847	while (IO::AIO::nreqs || BDB::nreqs) {
		3848	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
		3849	}
		3850
		3851	cf::write_runtime_sync; # external watchdog should not bark
3301	};	3852	};
3302		3853
3303	warn "leave emergency perl save\n";	3854	info "emergency_perl_save: leave\n";
3304	}	3855	}
3305		3856
3306	sub post_cleanup {	3857	sub post_cleanup {
3307	my ($make_core) = @_;	3858	my ($make_core) = @_;
3308		3859
		3860	IO::AIO::flush;
		3861
3309	warn Carp::longmess "post_cleanup backtrace"	3862	error Carp::longmess "post_cleanup backtrace"
3310	if $make_core;	3863	if $make_core;
		3864
		3865	my $fh = pidfile;
		3866	unlink $PIDFILE if <$fh> == $$;
		3867	}
		3868
		3869	# a safer delete_package, copied from Symbol
		3870	sub clear_package($) {
		3871	my $pkg = shift;
		3872
		3873	# expand to full symbol table name if needed
		3874	unless ($pkg =~ /^main::.*::$/) {
		3875	$pkg = "main$pkg" if $pkg =~ /^::/;
		3876	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3877	$pkg .= '::' unless $pkg =~ /::$/;
		3878	}
		3879
		3880	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3881	my $stem_symtab = *{$stem}{HASH};
		3882
		3883	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3884	or return;
		3885
		3886	# clear all symbols
		3887	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3888	for my $name (keys %$leaf_symtab) {
		3889	_gv_clear *{"$pkg$name"};
		3890	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3891	}
3311	}	3892	}
3312		3893
3313	sub do_reload_perl() {	3894	sub do_reload_perl() {
3314	# can/must only be called in main	3895	# can/must only be called in main
3315	if ($Coro::current != $Coro::main) {	3896	unless (in_main) {
3316	warn "can only reload from main coroutine";	3897	error "can only reload from main coroutine";
3317	return;	3898	return;
3318	}	3899	}
3319		3900
3320	warn "reloading...";	3901	return if $RELOAD++;
3321		3902
3322	warn "entering sync_job";	3903	my $t1 = AE::time;
3323		3904
		3905	while ($RELOAD) {
		3906	cf::get_slot 0.1, -1, "reload_perl";
		3907	info "perl_reload: reloading...";
		3908
		3909	trace "perl_reload: entering sync_job";
		3910
3324	cf::sync_job {	3911	cf::sync_job {
3325	cf::write_runtime; # external watchdog should not bark
3326	cf::emergency_save;	3912	#cf::emergency_save;
3327	cf::write_runtime; # external watchdog should not bark
3328		3913
3329	warn "syncing database to disk";
3330	BDB::db_env_txn_checkpoint $DB_ENV;
3331
3332	# if anything goes wrong in here, we should simply crash as we already saved
3333
3334	warn "cancelling all WF_AUTOCANCEL watchers";
3335	for (Event::all_watchers) {
3336	$_->cancel if $_->data & WF_AUTOCANCEL;
3337	}
3338
3339	warn "flushing outstanding aio requests";
3340	for (;;) {
3341	BDB::flush;
3342	IO::AIO::flush;
3343	Coro::cede;
3344	last unless IO::AIO::nreqs || BDB::nreqs;
3345	warn "iterate...";
3346	}
3347
3348	++$RELOAD;
3349
3350	warn "cancelling all extension coros";	3914	trace "perl_reload: cancelling all extension coros";
3351	$_->cancel for values %EXT_CORO;	3915	$_->cancel for values %EXT_CORO;
3352	%EXT_CORO = ();	3916	%EXT_CORO = ();
3353		3917
3354	warn "removing commands";	3918	trace "perl_reload: removing commands";
3355	%COMMAND = ();	3919	%COMMAND = ();
3356		3920
3357	warn "removing ext/exti commands";	3921	trace "perl_reload: removing ext/exti commands";
3358	%EXTCMD = ();	3922	%EXTCMD = ();
3359	%EXTICMD = ();	3923	%EXTICMD = ();
3360		3924
3361	warn "unloading/nuking all extensions";	3925	trace "perl_reload: unloading/nuking all extensions";
3362	for my $pkg (@EXTS) {	3926	for my $pkg (@EXTS) {
3363	warn "... unloading $pkg";	3927	trace "... unloading $pkg";
3364		3928
3365	if (my $cb = $pkg->can ("unload")) {	3929	if (my $cb = $pkg->can ("unload")) {
3366	eval {	3930	eval {
3367	$cb->($pkg);	3931	$cb->($pkg);
3368	1	3932	1
3369	} or warn "$pkg unloaded, but with errors: $@";	3933	} or error "$pkg unloaded, but with errors: $@";
		3934	}
		3935
		3936	trace "... clearing $pkg";
		3937	clear_package $pkg;
3370	}	3938	}
3371		3939
3372	warn "... nuking $pkg";
3373	Symbol::delete_package $pkg;
3374	}
3375
3376	warn "unloading all perl modules loaded from $LIBDIR";	3940	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3377	while (my ($k, $v) = each %INC) {	3941	while (my ($k, $v) = each %INC) {
3378	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	3942	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3379		3943
3380	warn "... unloading $k";	3944	trace "... unloading $k";
3381	delete $INC{$k};	3945	delete $INC{$k};
3382		3946
3383	$k =~ s/\.pm$//;	3947	$k =~ s/\.pm$//;
3384	$k =~ s/\//::/g;	3948	$k =~ s/\//::/g;
3385		3949
3386	if (my $cb = $k->can ("unload_module")) {	3950	if (my $cb = $k->can ("unload_module")) {
3387	$cb->();	3951	$cb->();
		3952	}
		3953
		3954	clear_package $k;
3388	}	3955	}
3389		3956
3390	Symbol::delete_package $k;
3391	}
3392
3393	warn "getting rid of safe::, as good as possible";	3957	trace "perl_reload: getting rid of safe::, as good as possible";
3394	Symbol::delete_package "safe::$_"	3958	clear_package "safe::$_"
3395	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3959	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3396		3960
3397	warn "unloading cf.pm \"a bit\"";	3961	trace "perl_reload: unloading cf.pm \"a bit\"";
3398	delete $INC{"cf.pm"};	3962	delete $INC{"cf.pm"};
3399	delete $INC{"cf/pod.pm"};	3963	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3400		3964
3401	# don't, removes xs symbols, too,	3965	# don't, removes xs symbols, too,
3402	# and global variables created in xs	3966	# and global variables created in xs
3403	#Symbol::delete_package __PACKAGE__;	3967	#clear_package __PACKAGE__;
3404		3968
3405	warn "unload completed, starting to reload now";	3969	info "perl_reload: unload completed, starting to reload now";
3406		3970
3407	warn "reloading cf.pm";	3971	trace "perl_reload: reloading cf.pm";
3408	require cf;	3972	require cf;
3409	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3973	cf::_connect_to_perl_1;
3410		3974
3411	warn "loading config and database again";	3975	trace "perl_reload: loading config and database again";
3412	cf::reload_config;	3976	cf::reload_config;
3413		3977
3414	warn "loading extensions";	3978	trace "perl_reload: loading extensions";
3415	cf::load_extensions;	3979	cf::load_extensions;
3416		3980
		3981	if ($REATTACH_ON_RELOAD) {
3417	warn "reattaching attachments to objects/players";	3982	trace "perl_reload: reattaching attachments to objects/players";
3418	_global_reattach; # objects, sockets	3983	_global_reattach; # objects, sockets
3419	warn "reattaching attachments to maps";	3984	trace "perl_reload: reattaching attachments to maps";
3420	reattach $_ for values %MAP;	3985	reattach $_ for values %MAP;
3421	warn "reattaching attachments to players";	3986	trace "perl_reload: reattaching attachments to players";
3422	reattach $_ for values %PLAYER;	3987	reattach $_ for values %PLAYER;
		3988	}
3423		3989
3424	warn "leaving sync_job";	3990	cf::_post_init 1;
3425		3991
		3992	trace "perl_reload: leaving sync_job";
		3993
3426	1	3994	1
3427	} or do {	3995	} or do {
3428	warn $@;	3996	error $@;
3429	warn "error while reloading, exiting.";	3997	cf::cleanup "perl_reload: error, exiting.";
3430	exit 1;	3998	};
		3999
		4000	--$RELOAD;
3431	};	4001	}
3432		4002
3433	warn "reloaded";	4003	$t1 = AE::time - $t1;
		4004	info "perl_reload: completed in ${t1}s\n";
3434	};	4005	};
3435		4006
3436	our $RELOAD_WATCHER; # used only during reload	4007	our $RELOAD_WATCHER; # used only during reload
3437		4008
3438	sub reload_perl() {	4009	sub reload_perl() {
3439	# doing reload synchronously and two reloads happen back-to-back,	4010	# doing reload synchronously and two reloads happen back-to-back,
3440	# coro crashes during coro_state_free->destroy here.	4011	# coro crashes during coro_state_free->destroy here.
3441		4012
3442	$RELOAD_WATCHER ||= Event->timer (	4013	$RELOAD_WATCHER ||= cf::async {
3443	reentrant => 0,	4014	Coro::AIO::aio_wait cache_extensions;
3444	after => 0,	4015
3445	data => WF_AUTOCANCEL,	4016	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3446	cb => sub {
3447	do_reload_perl;	4017	do_reload_perl;
3448	undef $RELOAD_WATCHER;	4018	undef $RELOAD_WATCHER;
3449	},	4019	};
3450	);	4020	};
3451	}	4021	}
3452		4022
3453	register_command "reload" => sub {	4023	register_command "reload" => sub {
3454	my ($who, $arg) = @_;	4024	my ($who, $arg) = @_;
3455		4025
…		…
3460	reload_perl;	4030	reload_perl;
3461	};	4031	};
3462	}	4032	}
3463	};	4033	};
3464		4034
3465	unshift @INC, $LIBDIR;	4035	#############################################################################
3466		4036
3467	my $bug_warning = 0;	4037	my $bug_warning = 0;
3468		4038
3469	our @WAIT_FOR_TICK;	4039	our @WAIT_FOR_TICK;
3470	our @WAIT_FOR_TICK_BEGIN;	4040	our @WAIT_FOR_TICK_BEGIN;
3471		4041
3472	sub wait_for_tick {	4042	sub wait_for_tick() {
3473	return unless $TICK_WATCHER->is_active;
3474	return if $Coro::current == $Coro::main;	4043	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3475		4044
3476	my $signal = new Coro::Signal;	4045	my $signal = new Coro::Signal;
3477	push @WAIT_FOR_TICK, $signal;	4046	push @WAIT_FOR_TICK, $signal;
3478	$signal->wait;	4047	$signal->wait;
3479	}	4048	}
3480		4049
3481	sub wait_for_tick_begin {	4050	sub wait_for_tick_begin() {
3482	return unless $TICK_WATCHER->is_active;
3483	return if $Coro::current == $Coro::main;	4051	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3484		4052
3485	my $signal = new Coro::Signal;	4053	my $signal = new Coro::Signal;
3486	push @WAIT_FOR_TICK_BEGIN, $signal;	4054	push @WAIT_FOR_TICK_BEGIN, $signal;
3487	$signal->wait;	4055	$signal->wait;
3488	}	4056	}
3489		4057
3490	$TICK_WATCHER = Event->timer (	4058	sub tick {
3491	reentrant => 0,
3492	parked => 1,
3493	prio => 0,
3494	at => $NEXT_TICK || $TICK,
3495	data => WF_AUTOCANCEL,
3496	cb => sub {
3497	if ($Coro::current != $Coro::main) {	4059	if ($Coro::current != $Coro::main) {
3498	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4060	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3499	unless ++$bug_warning > 10;	4061	unless ++$bug_warning > 10;
3500	return;	4062	return;
3501	}	4063	}
3502		4064
3503	$NOW = $tick_start = Event::time;
3504
3505	cf::server_tick; # one server iteration	4065	cf::server_tick; # one server iteration
3506		4066
3507	$RUNTIME += $TICK;	4067	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3508	$NEXT_TICK += $TICK;
3509		4068
3510	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4069	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3511	$NEXT_RUNTIME_WRITE = $NOW + 10;	4070	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3512	Coro::async_pool {	4071	Coro::async_pool {
3513	$Coro::current->{desc} = "runtime saver";	4072	$Coro::current->{desc} = "runtime saver";
3514	write_runtime	4073	write_runtime_sync
3515	or warn "ERROR: unable to write runtime file: $!";	4074	or error "ERROR: unable to write runtime file: $!";
3516	};
3517	}	4075	};
		4076	}
3518		4077
3519	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4078	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3520	$sig->send;	4079	$sig->send;
3521	}	4080	}
3522	while (my $sig = shift @WAIT_FOR_TICK) {	4081	while (my $sig = shift @WAIT_FOR_TICK) {
3523	$sig->send;	4082	$sig->send;
3524	}	4083	}
3525		4084
3526	$NOW = Event::time;	4085	$LOAD = ($NOW - $TICK_START) / $TICK;
3527
3528	# if we are delayed by four ticks or more, skip them all
3529	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3530
3531	$TICK_WATCHER->at ($NEXT_TICK);
3532	$TICK_WATCHER->start;
3533
3534	$LOAD = ($NOW - $tick_start) / $TICK;
3535	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4086	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3536		4087
3537	_post_tick;	4088	if (0) {
		4089	if ($NEXT_TICK) {
		4090	my $jitter = $TICK_START - $NEXT_TICK;
		4091	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4092	debug "jitter $JITTER\n";#d#
		4093	}
3538	},	4094	}
3539	);	4095	}
3540		4096
3541	{	4097	{
		4098	# configure BDB
		4099
3542	BDB::min_parallel 8;	4100	BDB::min_parallel 16;
3543	BDB::max_poll_time $TICK * 0.1;	4101	BDB::max_poll_reqs $TICK * 0.1;
3544	$BDB_POLL_WATCHER = Event->io (	4102	$AnyEvent::BDB::WATCHER->priority (1);
3545	reentrant => 0,
3546	fd => BDB::poll_fileno,
3547	poll => 'r',
3548	prio => 0,
3549	data => WF_AUTOCANCEL,
3550	cb => \&BDB::poll_cb,
3551	);
3552
3553	BDB::set_sync_prepare {
3554	my $status;
3555	my $current = $Coro::current;
3556	(
3557	sub {
3558	$status = $!;
3559	$current->ready; undef $current;
3560	},
3561	sub {
3562	Coro::schedule while defined $current;
3563	$! = $status;
3564	},
3565	)
3566	};
3567		4103
3568	unless ($DB_ENV) {	4104	unless ($DB_ENV) {
3569	$DB_ENV = BDB::db_env_create;	4105	$DB_ENV = BDB::db_env_create;
3570	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4106	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3571	| BDB::LOG_AUTOREMOVE, 1);	4107	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4108	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3572	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4109	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3573	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4110	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3574		4111
3575	cf::sync_job {	4112	cf::sync_job {
3576	eval {	4113	eval {
…		…
3586		4123
3587	cf::cleanup "db_env_open(db): $@" if $@;	4124	cf::cleanup "db_env_open(db): $@" if $@;
3588	};	4125	};
3589	}	4126	}
3590		4127
3591	$BDB_DEADLOCK_WATCHER = Event->timer (	4128	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
3592	after => 3,
3593	interval => 1,
3594	hard => 1,
3595	prio => 0,
3596	data => WF_AUTOCANCEL,
3597	cb => sub {
3598	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };	4129	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
3599	},
3600	);	4130	};
3601	$BDB_CHECKPOINT_WATCHER = Event->timer (	4131	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
3602	after => 11,
3603	interval => 60,
3604	hard => 1,
3605	prio => 0,
3606	data => WF_AUTOCANCEL,
3607	cb => sub {
3608	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4132	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3609	},
3610	);	4133	};
3611	$BDB_TRICKLE_WATCHER = Event->timer (	4134	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3612	after => 5,
3613	interval => 10,
3614	hard => 1,
3615	prio => 0,
3616	data => WF_AUTOCANCEL,
3617	cb => sub {
3618	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4135	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3619	},
3620	);	4136	};
3621	}	4137	}
3622		4138
3623	{	4139	{
		4140	# configure IO::AIO
		4141
3624	IO::AIO::min_parallel 8;	4142	IO::AIO::min_parallel 8;
3625
3626	undef $Coro::AIO::WATCHER;
3627	IO::AIO::max_poll_time $TICK * 0.1;	4143	IO::AIO::max_poll_time $TICK * 0.1;
3628	$AIO_POLL_WATCHER = Event->io (	4144	undef $AnyEvent::AIO::WATCHER;
3629	reentrant => 0,
3630	data => WF_AUTOCANCEL,
3631	fd => IO::AIO::poll_fileno,
3632	poll => 'r',
3633	prio => 0,
3634	cb => \&IO::AIO::poll_cb,
3635	);
3636	}	4145	}
3637		4146
3638	my $_log_backtrace;	4147	our $_log_backtrace;
		4148	our $_log_backtrace_last;
3639		4149
3640	sub _log_backtrace {	4150	sub _log_backtrace {
3641	my ($msg, @addr) = @_;	4151	my ($msg, @addr) = @_;
3642		4152
3643	$msg =~ s/\n//;	4153	$msg =~ s/\n$//;
3644		4154
		4155	if ($_log_backtrace_last eq $msg) {
		4156	LOG llevInfo, "[ABT] $msg\n";
		4157	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3645	# limit the # of concurrent backtraces	4158	# limit the # of concurrent backtraces
3646	if ($_log_backtrace < 2) {	4159	} elsif ($_log_backtrace < 2) {
		4160	$_log_backtrace_last = $msg;
3647	++$_log_backtrace;	4161	++$_log_backtrace;
		4162	my $perl_bt = Carp::longmess $msg;
3648	async {	4163	async {
3649	$Coro::current->{desc} = "abt $msg";	4164	$Coro::current->{desc} = "abt $msg";
3650		4165
3651	my @bt = fork_call {	4166	my @bt = fork_call {
3652	@addr = map { sprintf "%x", $_ } @addr;	4167	@addr = map { sprintf "%x", $_ } @addr;
…		…
3663	}	4178	}
3664		4179
3665	@funcs	4180	@funcs
3666	};	4181	};
3667		4182
3668	LOG llevInfo, "[ABT] $msg\n";	4183	LOG llevInfo, "[ABT] $perl_bt\n";
		4184	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3669	LOG llevInfo, "[ABT] $_\n" for @bt;	4185	LOG llevInfo, "[ABT] $_\n" for @bt;
3670	--$_log_backtrace;	4186	--$_log_backtrace;
3671	};	4187	};
3672	} else {	4188	} else {
3673	LOG llevInfo, "[ABT] $msg\n";	4189	LOG llevInfo, "[ABT] $msg\n";
3674	LOG llevInfo, "[ABT] [suppressed]\n";	4190	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3675	}	4191	}
3676	}	4192	}
3677		4193
3678	# load additional modules	4194	# load additional modules
3679	use cf::pod;	4195	require "cf/$_.pm" for @EXTRA_MODULES;
		4196	cf::_connect_to_perl_2;
3680		4197
3681	END { cf::emergency_save }	4198	END { cf::emergency_save }
3682		4199
3683	1	4200	1
3684		4201

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