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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.287 by root, Mon Jun 25 05:43:45 2007 UTC vs.
Revision 1.529 by root, Wed Apr 28 11:28:22 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use Storable;	32	use EV;
10	use Event;
11	use Opcode;	33	use Opcode;
12	use Safe;	34	use Safe;
13	use Safe::Hole;	35	use Safe::Hole;
		36	use Storable ();
		37	use Carp ();
14		38
		39	use Guard ();
15	use Coro 3.61 ();	40	use Coro ();
16	use Coro::State;	41	use Coro::State;
17	use Coro::Handle;	42	use Coro::Handle;
		43	use Coro::EV;
18	use Coro::Event;	44	use Coro::AnyEvent;
19	use Coro::Timer;	45	use Coro::Timer;
20	use Coro::Signal;	46	use Coro::Signal;
21	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
22	use Coro::AIO;	50	use Coro::AIO;
		51	use Coro::BDB 1.6;
23	use Coro::Storable;	52	use Coro::Storable;
		53	use Coro::Util ();
24		54
		55	use JSON::XS 2.01 ();
25	use BDB ();	56	use BDB ();
26	use Data::Dumper;	57	use Data::Dumper;
27	use Digest::MD5;
28	use Fcntl;	58	use Fcntl;
29	use YAML::Syck ();	59	use YAML::XS ();
30	use IO::AIO 2.32 ();	60	use IO::AIO ();
31	use Time::HiRes;	61	use Time::HiRes;
32	use Compress::LZF;	62	use Compress::LZF;
		63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
33		66
34	# configure various modules to our taste	67	# configure various modules to our taste
35	#	68	#
36	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
37	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	70	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		71
		72	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		73
		74	# make sure c-lzf reinitialises itself
		75	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
38	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	76	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
39		77
40	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
41		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
42	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
43	$YAML::Syck::ImplicitUnicode = 1;
44
45	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
46		80
47	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
48		82
49	our %COMMAND = ();	83	our %COMMAND = ();
50	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
53	our %EXTCMD = ();	87	our %EXTCMD = ();
54	our %EXTICMD = ();	88	our %EXTICMD = ();
55	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
56	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
57		91
58	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
59	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
60		96
61	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
62	our $DATADIR = datadir;	98	our $DATADIR = datadir;
63	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
64	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
65	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
66	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
67	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
68	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
69	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
70	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
71	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE;
		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;
72		118
73	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
74	our $TICK_WATCHER;
75	our $AIO_POLL_WATCHER;
76	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
77	our $NEXT_TICK;	121	our $NEXT_TICK;
78	our $NOW;
79	our $USE_FSYNC = 1; # use fsync to write maps - default off	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
80		123
		124	our $BDB_DEADLOCK_WATCHER;
		125	our $BDB_CHECKPOINT_WATCHER;
81	our $BDB_POLL_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
82	our $DB_ENV;	127	our $DB_ENV;
		128
		129	our @EXTRA_MODULES = qw(pod match mapscript);
83		130
84	our %CFG;	131	our %CFG;
85		132
86	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
87	our $RUNTIME;	134	our $RUNTIME;
		135	our $NOW;
88		136
89	our %PLAYER; # all users	137	our (%PLAYER, %PLAYER_LOADING); # all users
90	our %MAP; # all maps	138	our (%MAP, %MAP_LOADING ); # all maps
91	our $LINK_MAP; # the special {link} map, which is always available	139	our $LINK_MAP; # the special {link} map, which is always available
92		140
93	# 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 ∕
94	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	142	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
95		143
96	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)
97	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
		146	our $JITTER; # average jitter
98	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 $REALLY_UNLOOP; # never set to true, please :)
99		153
100	binmode STDOUT;	154	binmode STDOUT;
101	binmode STDERR;	155	binmode STDERR;
102		156
103	# read virtual server time, if available	157	# read virtual server time, if available
104	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
105	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
106	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
107	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
108	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
109		165
110	mkdir $_	166	mkdir $_
111	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
112		168
113	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
114		170
115	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::"} };
116		187
117	#############################################################################	188	#############################################################################
118		189
119	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
120		191
…		…
156		227
157	The raw value load value from the last tick.	228	The raw value load value from the last tick.
158		229
159	=item %cf::CFG	230	=item %cf::CFG
160		231
161	Configuration for the server, loaded from C</etc/crossfire/config>, or	232	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
162	from wherever your confdir points to.	233	from wherever your confdir points to.
163		234
164	=item cf::wait_for_tick, cf::wait_for_tick_begin	235	=item cf::wait_for_tick, cf::wait_for_tick_begin
165		236
166	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
167	returns directly I<after> the tick processing (and consequently, can only wake one process	238	returns directly I<after> the tick processing (and consequently, can only wake one process
168	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.
169		240
		241	=item @cf::INVOKE_RESULTS
		242
		243	This array contains the results of the last C<invoke ()> call. When
		244	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		245	that call.
		246
		247	=item %cf::REFLECT
		248
		249	Contains, for each (C++) class name, a hash reference with information
		250	about object members (methods, scalars, arrays and flags) and other
		251	metadata, which is useful for introspection.
		252
170	=back	253	=back
171		254
172	=cut	255	=cut
173		256
174	BEGIN {	257	$Coro::State::WARNHOOK = sub {
175	*CORE::GLOBAL::warn = sub {
176	my $msg = join "", @_;	258	my $msg = join "", @_;
177		259
178	$msg .= "\n"	260	$msg .= "\n"
179	unless $msg =~ /\n$/;	261	unless $msg =~ /\n$/;
180		262
181	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	263	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
182		264
183	utf8::encode $msg;
184	LOG llevError, $msg;	265	LOG llevError, $msg;
185	};	266	};
186	}	267
		268	$Coro::State::DIEHOOK = sub {
		269	return unless $^S eq 0; # "eq", not "=="
		270
		271	warn Carp::longmess $_[0];
		272
		273	if (in_main) {#d#
		274	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		275	return;#d#
		276	}#d#
		277
		278	# kill coroutine otherwise
		279	Coro::terminate
		280	};
187		281
188	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	282	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
189	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	283	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
190	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	284	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
191	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	285	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
198	for my $pkg (qw(	292	for my $pkg (qw(
199	cf::global cf::attachable	293	cf::global cf::attachable
200	cf::object cf::object::player	294	cf::object cf::object::player
201	cf::client cf::player	295	cf::client cf::player
202	cf::arch cf::living	296	cf::arch cf::living
		297	cf::map cf::mapspace
203	cf::map cf::party cf::region	298	cf::party cf::region
204	)) {	299	)) {
205	no strict 'refs';
206	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	300	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
207	}	301	}
208		302
209	$Event::DIED = sub {	303	$EV::DIED = sub {
210	warn "error in event callback: @_";	304	Carp::cluck "error in event callback: @_";
211	};	305	};
212		306
213	#############################################################################	307	#############################################################################
214		308
215	=head2 UTILITY FUNCTIONS	309	=head2 UTILITY FUNCTIONS
…		…
237	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	331	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
238	$d	332	$d
239	} || "[unable to dump $_[0]: '$@']";	333	} || "[unable to dump $_[0]: '$@']";
240	}	334	}
241		335
242	use JSON::XS ();
243
244	=item $ref = cf::from_json $json	336	=item $ref = cf::decode_json $json
245		337
246	Converts a JSON string into the corresponding perl data structure.	338	Converts a JSON string into the corresponding perl data structure.
247		339
248	=item $json = cf::to_json $ref	340	=item $json = cf::encode_json $ref
249		341
250	Converts a perl data structure into its JSON representation.	342	Converts a perl data structure into its JSON representation.
251		343
252	=cut	344	=cut
253		345
254	our $json_coder = JSON::XS->new->convert_blessed->utf8;	346	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
255		347
256	sub to_json ($) { $json_coder->encode ($_[0]) }	348	sub encode_json($) { $json_coder->encode ($_[0]) }
257	sub from_json ($) { $json_coder->decode ($_[0]) }	349	sub decode_json($) { $json_coder->decode ($_[0]) }
		350
		351	=item cf::post_init { BLOCK }
		352
		353	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		354	but I<before> the server starts ticking again.
		355
		356	The cdoeblock will have a single boolean argument to indicate whether this
		357	is a reload or not.
		358
		359	=cut
		360
		361	sub post_init(&) {
		362	push @POST_INIT, shift;
		363	}
258		364
259	=item cf::lock_wait $string	365	=item cf::lock_wait $string
260		366
261	Wait until the given lock is available. See cf::lock_acquire.	367	Wait until the given lock is available. See cf::lock_acquire.
262		368
263	=item my $lock = cf::lock_acquire $string	369	=item my $lock = cf::lock_acquire $string
264		370
265	Wait until the given lock is available and then acquires it and returns	371	Wait until the given lock is available and then acquires it and returns
266	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	372	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
267	for example when the coroutine gets canceled), the lock is automatically	373	for example when the coroutine gets canceled), the lock is automatically
268	returned.	374	returned.
269		375
		376	Locks are *not* recursive, locking from the same coro twice results in a
		377	deadlocked coro.
		378
270	Lock names should begin with a unique identifier (for example, cf::map::find	379	Lock names should begin with a unique identifier (for example, cf::map::find
271	uses map_find and cf::map::load uses map_load).	380	uses map_find and cf::map::load uses map_load).
272		381
273	=item $locked = cf::lock_active $string	382	=item $locked = cf::lock_active $string
274		383
275	Return true if the lock is currently active, i.e. somebody has locked it.	384	Return true if the lock is currently active, i.e. somebody has locked it.
276		385
277	=cut	386	=cut
278		387
279	our %LOCK;	388	our $LOCKS = new Coro::SemaphoreSet;
280		389
281	sub lock_wait($) {	390	sub lock_wait($) {
282	my ($key) = @_;	391	$LOCKS->wait ($_[0]);
283
284	# wait for lock, if any
285	while ($LOCK{$key}) {
286	push @{ $LOCK{$key} }, $Coro::current;
287	Coro::schedule;
288	}
289	}	392	}
290		393
291	sub lock_acquire($) {	394	sub lock_acquire($) {
292	my ($key) = @_;	395	$LOCKS->guard ($_[0])
293
294	# wait, to be sure we are not locked
295	lock_wait $key;
296
297	$LOCK{$key} = [];
298
299	Coro::guard {
300	# wake up all waiters, to be on the safe side
301	$_->ready for @{ delete $LOCK{$key} };
302	}
303	}	396	}
304		397
305	sub lock_active($) {	398	sub lock_active($) {
306	my ($key) = @_;	399	$LOCKS->count ($_[0]) < 1
307
308	! ! $LOCK{$key}
309	}	400	}
310		401
311	sub freeze_mainloop {	402	sub freeze_mainloop {
312	return unless $TICK_WATCHER->is_active;	403	tick_inhibit_inc;
313		404
314	my $guard = Coro::guard {	405	&Guard::guard (\&tick_inhibit_dec);
315	$TICK_WATCHER->start;	406	}
		407
		408	=item cf::periodic $interval, $cb
		409
		410	Like EV::periodic, but randomly selects a starting point so that the actions
		411	get spread over time.
		412
		413	=cut
		414
		415	sub periodic($$) {
		416	my ($interval, $cb) = @_;
		417
		418	my $start = rand List::Util::min 180, $interval;
		419
		420	EV::periodic $start, $interval, 0, $cb
		421	}
		422
		423	=item cf::get_slot $time[, $priority[, $name]]
		424
		425	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		426	This call blocks and returns only when you have at least C<$time> seconds
		427	of cpu time till the next tick. The slot is only valid till the next cede.
		428
		429	The optional C<$name> can be used to identify the job to run. It might be
		430	used for statistical purposes and should identify the same time-class.
		431
		432	Useful for short background jobs.
		433
		434	=cut
		435
		436	our @SLOT_QUEUE;
		437	our $SLOT_QUEUE;
		438	our $SLOT_DECAY = 0.9;
		439
		440	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		441	$SLOT_QUEUE = Coro::async {
		442	$Coro::current->desc ("timeslot manager");
		443
		444	my $signal = new Coro::Signal;
		445	my $busy;
		446
		447	while () {
		448	next_job:
		449
		450	my $avail = cf::till_tick;
		451
		452	for (0 .. $#SLOT_QUEUE) {
		453	if ($SLOT_QUEUE[$_][0] <= $avail) {
		454	$busy = 0;
		455	my $job = splice @SLOT_QUEUE, $_, 1, ();
		456	$job->[2]->send;
		457	Coro::cede;
		458	goto next_job;
		459	} else {
		460	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
		461	}
		462	}
		463
		464	if (@SLOT_QUEUE) {
		465	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		466	push @cf::WAIT_FOR_TICK, $signal;
		467	$signal->wait;
		468	} else {
		469	$busy = 0;
		470	Coro::schedule;
		471	}
316	};	472	}
317	$TICK_WATCHER->stop;	473	};
318	$guard	474
		475	sub get_slot($;$$) {
		476	return if tick_inhibit || $Coro::current == $Coro::main;
		477
		478	my ($time, $pri, $name) = @_;
		479
		480	$time = clamp $time, 0.01, $TICK * .6;
		481
		482	my $sig = new Coro::Signal;
		483
		484	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		485	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		486	$SLOT_QUEUE->ready;
		487	$sig->wait;
319	}	488	}
320		489
321	=item cf::async { BLOCK }	490	=item cf::async { BLOCK }
322		491
323	Currently the same as Coro::async_pool, meaning you cannot use	492	Currently the same as Coro::async_pool, meaning you cannot use
…		…
328		497
329	BEGIN { *async = \&Coro::async_pool }	498	BEGIN { *async = \&Coro::async_pool }
330		499
331	=item cf::sync_job { BLOCK }	500	=item cf::sync_job { BLOCK }
332		501
333	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	502	The design of Deliantra requires that the main coroutine ($Coro::main)
334	is always able to handle events or runnable, as Crossfire TRT is only	503	is always able to handle events or runnable, as Deliantra is only
335	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	504	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
336	acceptable.	505	acceptable.
337		506
338	If it must be done, put the blocking parts into C<sync_job>. This will run	507	If it must be done, put the blocking parts into C<sync_job>. This will run
339	the given BLOCK in another coroutine while waiting for the result. The	508	the given BLOCK in another coroutine while waiting for the result. The
…		…
344		513
345	sub sync_job(&) {	514	sub sync_job(&) {
346	my ($job) = @_;	515	my ($job) = @_;
347		516
348	if ($Coro::current == $Coro::main) {	517	if ($Coro::current == $Coro::main) {
349	my $time = Event::time;	518	my $time = AE::time;
350		519
351	# this is the main coro, too bad, we have to block	520	# this is the main coro, too bad, we have to block
352	# till the operation succeeds, freezing the server :/	521	# till the operation succeeds, freezing the server :/
353		522
354	# TODO: use suspend/resume instead	523	LOG llevError, Carp::longmess "sync job";#d#
355	# (but this is cancel-safe)	524
356	my $freeze_guard = freeze_mainloop;	525	my $freeze_guard = freeze_mainloop;
357		526
358	my $busy = 1;	527	my $busy = 1;
359	my @res;	528	my @res;
360		529
361	(async {	530	(async {
		531	$Coro::current->desc ("sync job coro");
362	@res = eval { $job->() };	532	@res = eval { $job->() };
363	warn $@ if $@;	533	warn $@ if $@;
364	undef $busy;	534	undef $busy;
365	})->prio (Coro::PRIO_MAX);	535	})->prio (Coro::PRIO_MAX);
366		536
367	while ($busy) {	537	while ($busy) {
368	Coro::cede or Event::one_event;	538	if (Coro::nready) {
		539	Coro::cede_notself;
		540	} else {
		541	EV::loop EV::LOOP_ONESHOT;
369	}	542	}
		543	}
370		544
371	$time = Event::time - $time;	545	my $time = AE::time - $time;
372		546
373	LOG llevError | logBacktrace, Carp::longmess "long sync job"
374	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
375
376	$tick_start += $time; # do not account sync jobs to server load	547	$TICK_START += $time; # do not account sync jobs to server load
377		548
378	wantarray ? @res : $res[0]	549	wantarray ? @res : $res[0]
379	} else {	550	} else {
380	# we are in another coroutine, how wonderful, everything just works	551	# we are in another coroutine, how wonderful, everything just works
381		552
…		…
406	=item fork_call { }, $args	577	=item fork_call { }, $args
407		578
408	Executes the given code block with the given arguments in a seperate	579	Executes the given code block with the given arguments in a seperate
409	process, returning the results. Everything must be serialisable with	580	process, returning the results. Everything must be serialisable with
410	Coro::Storable. May, of course, block. Note that the executed sub may	581	Coro::Storable. May, of course, block. Note that the executed sub may
411	never block itself or use any form of Event handling.	582	never block itself or use any form of event handling.
412		583
413	=cut	584	=cut
414		585
415	sub fork_call(&@) {	586	sub fork_call(&@) {
416	my ($cb, @args) = @_;	587	my ($cb, @args) = @_;
417		588
418	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	589	# we seemingly have to make a local copy of the whole thing,
419	# or die "socketpair: $!";	590	# otherwise perl prematurely frees the stuff :/
420	pipe my $fh1, my $fh2	591	# TODO: investigate and fix (likely this will be rather laborious)
421	or die "pipe: $!";
422		592
423	if (my $pid = fork) {	593	my @res = Coro::Util::fork_eval {
424	close $fh2;
425
426	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
427	$res = Coro::Storable::thaw $res;
428
429	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
430
431	die $$res unless "ARRAY" eq ref $res;
432
433	return wantarray ? @$res : $res->[-1];
434	} else {
435	reset_signals;	594	reset_signals;
436	local $SIG{__WARN__};	595	&$cb
437	local $SIG{__DIE__};	596	}, @args;
438	eval {
439	close $fh1;
440		597
441	my @res = eval { $cb->(@args) };	598	wantarray ? @res : $res[-1]
442	syswrite $fh2, Coro::Storable::freeze +($@ ? \"$@" : \@res);	599	}
443	};
444		600
445	warn $@ if $@;	601	sub objinfo {
446	_exit 0;
447	}	602	(
		603	"counter value" => cf::object::object_count,
		604	"objects created" => cf::object::create_count,
		605	"objects destroyed" => cf::object::destroy_count,
		606	"freelist size" => cf::object::free_count,
		607	"allocated objects" => cf::object::objects_size,
		608	"active objects" => cf::object::actives_size,
		609	)
		610	}
		611
		612	=item $coin = coin_from_name $name
		613
		614	=cut
		615
		616	our %coin_alias = (
		617	"silver" => "silvercoin",
		618	"silvercoin" => "silvercoin",
		619	"silvercoins" => "silvercoin",
		620	"gold" => "goldcoin",
		621	"goldcoin" => "goldcoin",
		622	"goldcoins" => "goldcoin",
		623	"platinum" => "platinacoin",
		624	"platinumcoin" => "platinacoin",
		625	"platinumcoins" => "platinacoin",
		626	"platina" => "platinacoin",
		627	"platinacoin" => "platinacoin",
		628	"platinacoins" => "platinacoin",
		629	"royalty" => "royalty",
		630	"royalties" => "royalty",
		631	);
		632
		633	sub coin_from_name($) {
		634	$coin_alias{$_[0]}
		635	? cf::arch::find $coin_alias{$_[0]}
		636	: undef
448	}	637	}
449		638
450	=item $value = cf::db_get $family => $key	639	=item $value = cf::db_get $family => $key
451		640
452	Returns a single value from the environment database.	641	Returns a single value from the environment database.
…		…
454	=item cf::db_put $family => $key => $value	643	=item cf::db_put $family => $key => $value
455		644
456	Stores the given C<$value> in the family. It can currently store binary	645	Stores the given C<$value> in the family. It can currently store binary
457	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	646	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
458		647
		648	=item $db = cf::db_table "name"
		649
		650	Create and/or open a new database table. The string must not be "db" and must be unique
		651	within each server.
		652
459	=cut	653	=cut
		654
		655	sub db_table($) {
		656	my ($name) = @_;
		657	my $db = BDB::db_create $DB_ENV;
		658
		659	eval {
		660	$db->set_flags (BDB::CHKSUM);
		661
		662	utf8::encode $name;
		663	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		664	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		665	cf::cleanup "db_open(db): $!" if $!;
		666	};
		667	cf::cleanup "db_open(db): $@" if $@;
		668
		669	$db
		670	}
460		671
461	our $DB;	672	our $DB;
462		673
463	sub db_init {	674	sub db_init {
464	unless ($DB) {
465	$DB = BDB::db_create $DB_ENV;
466
467	cf::sync_job {	675	cf::sync_job {
468	eval {	676	$DB ||= db_table "db";
469	$DB->set_flags (BDB::CHKSUM);
470
471	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
472	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
473	cf::cleanup "db_open(db): $!" if $!;
474	};
475	cf::cleanup "db_open(db): $@" if $@;
476	};
477	}	677	};
478	}	678	}
479		679
480	sub db_get($$) {	680	sub db_get($$) {
481	my $key = "$_[0]/$_[1]";	681	my $key = "$_[0]/$_[1]";
482		682
…		…
532	if (1) {	732	if (1) {
533	$md5 =	733	$md5 =
534	join "\x00",	734	join "\x00",
535	$processversion,	735	$processversion,
536	map {	736	map {
537	Coro::cede;	737	cf::cede_to_tick;
538	($src->[$_], Digest::MD5::md5_hex $data[$_])	738	($src->[$_], Digest::MD5::md5_hex $data[$_])
539	} 0.. $#$src;	739	} 0.. $#$src;
540		740
541		741
542	my $dbmd5 = db_get cache => "$id/md5";	742	my $dbmd5 = db_get cache => "$id/md5";
…		…
580		780
581	#############################################################################	781	#############################################################################
582		782
583	=head2 ATTACHABLE OBJECTS	783	=head2 ATTACHABLE OBJECTS
584		784
585	Many objects in crossfire are so-called attachable objects. That means you can	785	Many objects in deliantra are so-called attachable objects. That means you can
586	attach callbacks/event handlers (a collection of which is called an "attachment")	786	attach callbacks/event handlers (a collection of which is called an "attachment")
587	to it. All such attachable objects support the following methods.	787	to it. All such attachable objects support the following methods.
588		788
589	In the following description, CLASS can be any of C<global>, C<object>	789	In the following description, CLASS can be any of C<global>, C<object>
590	C<player>, C<client> or C<map> (i.e. the attachable objects in	790	C<player>, C<client> or C<map> (i.e. the attachable objects in
591	Crossfire TRT).	791	Deliantra).
592		792
593	=over 4	793	=over 4
594		794
595	=item $attachable->attach ($attachment, key => $value...)	795	=item $attachable->attach ($attachment, key => $value...)
596		796
…		…
640	=item cf::CLASS::attachment $name, ...	840	=item cf::CLASS::attachment $name, ...
641		841
642	Register an attachment by C<$name> through which attachable objects of the	842	Register an attachment by C<$name> through which attachable objects of the
643	given CLASS can refer to this attachment.	843	given CLASS can refer to this attachment.
644		844
645	Some classes such as crossfire maps and objects can specify attachments	845	Some classes such as deliantra maps and objects can specify attachments
646	that are attached at load/instantiate time, thus the need for a name.	846	that are attached at load/instantiate time, thus the need for a name.
647		847
648	These calls expect any number of the following handler/hook descriptions:	848	These calls expect any number of the following handler/hook descriptions:
649		849
650	=over 4	850	=over 4
…		…
848	";	1048	";
849	die if $@;	1049	die if $@;
850	}	1050	}
851		1051
852	our $override;	1052	our $override;
853	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	1053	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
854		1054
855	sub override {	1055	sub override {
856	$override = 1;	1056	$override = 1;
857	@invoke_results = ();	1057	@INVOKE_RESULTS = (@_);
858	}	1058	}
859		1059
860	sub do_invoke {	1060	sub do_invoke {
861	my $event = shift;	1061	my $event = shift;
862	my $callbacks = shift;	1062	my $callbacks = shift;
863		1063
864	@invoke_results = ();	1064	@INVOKE_RESULTS = ();
865		1065
866	local $override;	1066	local $override;
867		1067
868	for (@$callbacks) {	1068	for (@$callbacks) {
869	eval { &{$_->[1]} };	1069	eval { &{$_->[1]} };
…		…
878	}	1078	}
879		1079
880	0	1080	0
881	}	1081	}
882		1082
883	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1083	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
884		1084
885	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1085	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
886		1086
887	Generate an object-specific event with the given arguments.	1087	Generate an object-specific event with the given arguments.
888		1088
889	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1089	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
890	removed in future versions), and there is no public API to access override	1090	removed in future versions), and there is no public API to access override
891	results (if you must, access C<@cf::invoke_results> directly).	1091	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
892		1092
893	=back	1093	=back
894		1094
895	=cut	1095	=cut
896		1096
897	#############################################################################	1097	#############################################################################
898	# object support	1098	# object support
		1099
		1100	sub _object_equal($$);
		1101	sub _object_equal($$) {
		1102	my ($a, $b) = @_;
		1103
		1104	return 0 unless (ref $a) eq (ref $b);
		1105
		1106	if ("HASH" eq ref $a) {
		1107	my @ka = keys %$a;
		1108	my @kb = keys %$b;
		1109
		1110	return 0 if @ka != @kb;
		1111
		1112	for (0 .. $#ka) {
		1113	return 0 unless $ka[$_] eq $kb[$_];
		1114	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1115	}
		1116
		1117	} elsif ("ARRAY" eq ref $a) {
		1118
		1119	return 0 if @$a != @$b;
		1120
		1121	for (0 .. $#$a) {
		1122	return 0 unless _object_equal $a->[$_], $b->[$_];
		1123	}
		1124
		1125	} elsif ($a ne $b) {
		1126	return 0;
		1127	}
		1128
		1129	1
		1130	}
		1131
		1132	our $SLOW_MERGES;#d#
		1133	sub _can_merge {
		1134	my ($ob1, $ob2) = @_;
		1135
		1136	++$SLOW_MERGES;#d#
		1137
		1138	# we do the slow way here
		1139	return _object_equal $ob1, $ob2
		1140	}
899		1141
900	sub reattach {	1142	sub reattach {
901	# basically do the same as instantiate, without calling instantiate	1143	# basically do the same as instantiate, without calling instantiate
902	my ($obj) = @_;	1144	my ($obj) = @_;
903		1145
		1146	# no longer needed after getting rid of delete_package?
904	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1147	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
905		1148
906	my $registry = $obj->registry;	1149	my $registry = $obj->registry;
907		1150
908	@$registry = ();	1151	@$registry = ();
909		1152
…		…
924	cf::attachable->attach (	1167	cf::attachable->attach (
925	prio => -1000000,	1168	prio => -1000000,
926	on_instantiate => sub {	1169	on_instantiate => sub {
927	my ($obj, $data) = @_;	1170	my ($obj, $data) = @_;
928		1171
929	$data = from_json $data;	1172	$data = decode_json $data;
930		1173
931	for (@$data) {	1174	for (@$data) {
932	my ($name, $args) = @$_;	1175	my ($name, $args) = @$_;
933		1176
934	$obj->attach ($name, %{$args || {} });	1177	$obj->attach ($name, %{$args || {} });
…		…
950	sub object_freezer_save {	1193	sub object_freezer_save {
951	my ($filename, $rdata, $objs) = @_;	1194	my ($filename, $rdata, $objs) = @_;
952		1195
953	sync_job {	1196	sync_job {
954	if (length $$rdata) {	1197	if (length $$rdata) {
		1198	utf8::decode (my $decname = $filename);
955	warn sprintf "saving %s (%d,%d)\n",	1199	warn sprintf "saving %s (%d,%d)\n",
956	$filename, length $$rdata, scalar @$objs;	1200	$decname, length $$rdata, scalar @$objs
		1201	if $VERBOSE_IO;
957		1202
958	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1203	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
959	chmod SAVE_MODE, $fh;	1204	aio_chmod $fh, SAVE_MODE;
960	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1205	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
961	aio_fsync $fh if $cf::USE_FSYNC;	1206	if ($cf::USE_FSYNC) {
		1207	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;
		1208	aio_fsync $fh;
		1209	}
962	close $fh;	1210	aio_close $fh;
963		1211
964	if (@$objs) {	1212	if (@$objs) {
965	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1213	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
966	chmod SAVE_MODE, $fh;	1214	aio_chmod $fh, SAVE_MODE;
967	my $data = Storable::nfreeze { version => 1, objs => $objs };	1215	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
968	aio_write $fh, 0, (length $data), $data, 0;	1216	aio_write $fh, 0, (length $data), $data, 0;
969	aio_fsync $fh if $cf::USE_FSYNC;	1217	if ($cf::USE_FSYNC) {
		1218	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;
		1219	aio_fsync $fh;
		1220	}
970	close $fh;	1221	aio_close $fh;
971	aio_rename "$filename.pst~", "$filename.pst";	1222	aio_rename "$filename.pst~", "$filename.pst";
972	}	1223	}
973	} else {	1224	} else {
974	aio_unlink "$filename.pst";	1225	aio_unlink "$filename.pst";
975	}	1226	}
976		1227
977	aio_rename "$filename~", $filename;	1228	aio_rename "$filename~", $filename;
		1229
		1230	$filename =~ s%/[^/]+$%%;
		1231	aio_pathsync $filename if $cf::USE_FSYNC;
978	} else {	1232	} else {
979	warn "FATAL: $filename~: $!\n";	1233	warn "unable to save objects: $filename~: $!\n";
980	}	1234	}
981	} else {	1235	} else {
982	aio_unlink $filename;	1236	aio_unlink $filename;
983	aio_unlink "$filename.pst";	1237	aio_unlink "$filename.pst";
984	}	1238	}
985	}	1239	};
986	}	1240	}
987		1241
988	sub object_freezer_as_string {	1242	sub object_freezer_as_string {
989	my ($rdata, $objs) = @_;	1243	my ($rdata, $objs) = @_;
990		1244
…		…
1002	or return;	1256	or return;
1003		1257
1004	unless (aio_stat "$filename.pst") {	1258	unless (aio_stat "$filename.pst") {
1005	(aio_load "$filename.pst", $av) >= 0	1259	(aio_load "$filename.pst", $av) >= 0
1006	or return;	1260	or return;
		1261
1007	$av = eval { (Storable::thaw $av)->{objs} };	1262	my $st = eval { Coro::Storable::thaw $av };
		1263	$av = $st->{objs};
1008	}	1264	}
1009		1265
		1266	utf8::decode (my $decname = $filename);
1010	warn sprintf "loading %s (%d)\n",	1267	warn sprintf "loading %s (%d,%d)\n",
1011	$filename, length $data, scalar @{$av || []};	1268	$decname, length $data, scalar @{$av || []}
		1269	if $VERBOSE_IO;
		1270
1012	return ($data, $av);	1271	($data, $av)
1013	}	1272	}
1014		1273
1015	=head2 COMMAND CALLBACKS	1274	=head2 COMMAND CALLBACKS
1016		1275
1017	=over 4	1276	=over 4
…		…
1071	my ($name, $cb) = @_;	1330	my ($name, $cb) = @_;
1072		1331
1073	$EXTICMD{$name} = $cb;	1332	$EXTICMD{$name} = $cb;
1074	}	1333	}
1075		1334
		1335	use File::Glob ();
		1336
1076	cf::player->attach (	1337	cf::player->attach (
1077	on_command => sub {	1338	on_unknown_command => sub {
1078	my ($pl, $name, $params) = @_;	1339	my ($pl, $name, $params) = @_;
1079		1340
1080	my $cb = $COMMAND{$name}	1341	my $cb = $COMMAND{$name}
1081	or return;	1342	or return;
1082		1343
…		…
1087	cf::override;	1348	cf::override;
1088	},	1349	},
1089	on_extcmd => sub {	1350	on_extcmd => sub {
1090	my ($pl, $buf) = @_;	1351	my ($pl, $buf) = @_;
1091		1352
1092	my $msg = eval { from_json $buf };	1353	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1093		1354
1094	if (ref $msg) {	1355	if (ref $msg) {
		1356	my ($type, $reply, @payload) =
		1357	"ARRAY" eq ref $msg
		1358	? @$msg
		1359	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1360
		1361	my @reply;
		1362
1095	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1363	if (my $cb = $EXTCMD{$type}) {
1096	if (my %reply = $cb->($pl, $msg)) {	1364	@reply = $cb->($pl, @payload);
1097	$pl->ext_reply ($msg->{msgid}, %reply);
1098	}
1099	}	1365	}
		1366
		1367	$pl->ext_reply ($reply, @reply)
		1368	if $reply;
		1369
1100	} else {	1370	} else {
1101	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1371	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1102	}	1372	}
1103		1373
1104	cf::override;	1374	cf::override;
1105	},	1375	},
1106	);	1376	);
		1377
		1378	# "readahead" all extensions
		1379	sub cache_extensions {
		1380	my $grp = IO::AIO::aio_group;
		1381
		1382	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1383	for (grep /\.ext$/, @{$_[0]}) {
		1384	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1385	}
		1386	};
		1387
		1388	$grp
		1389	}
1107		1390
1108	sub load_extensions {	1391	sub load_extensions {
1109	cf::sync_job {	1392	cf::sync_job {
1110	my %todo;	1393	my %todo;
1111		1394
…		…
1131		1414
1132	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1415	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1133	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1416	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1134		1417
1135	$ext{source} =	1418	$ext{source} =
1136	"package $pkg; use strict; use utf8;\n"	1419	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1137	. "#line 1 \"$path\"\n{\n"	1420	. "#line 1 \"$path\"\n{\n"
1138	. $source	1421	. $source
1139	. "\n};\n1";	1422	. "\n};\n1";
1140		1423
1141	$todo{$base} = \%ext;	1424	$todo{$base} = \%ext;
1142	}	1425	}
1143		1426
		1427	my $pass = 0;
1144	my %done;	1428	my %done;
1145	while (%todo) {	1429	while (%todo) {
1146	my $progress;	1430	my $progress;
1147		1431
		1432	++$pass;
		1433
		1434	ext:
1148	while (my ($k, $v) = each %todo) {	1435	while (my ($k, $v) = each %todo) {
1149	for (split /,\s*/, $v->{meta}{depends}) {	1436	for (split /,\s*/, $v->{meta}{depends}) {
1150	goto skip	1437	next ext
1151	unless exists $done{$_};	1438	unless exists $done{$_};
1152	}	1439	}
1153		1440
1154	warn "... loading '$k' into '$v->{pkg}'\n";	1441	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1155		1442
1156	unless (eval $v->{source}) {	1443	my $active = eval $v->{source};
		1444
		1445	if (length $@) {
1157	my $msg = $@ ? "$v->{path}: $@\n"	1446	warn "$v->{path}: $@\n";
1158	: "$v->{base}: extension inactive.\n";
1159		1447
		1448	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1160	if (exists $v->{meta}{mandatory}) {	1449	if exists $v->{meta}{mandatory};
1161	warn $msg;	1450
1162	warn "mandatory extension failed to load, exiting.\n";	1451	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1163	exit 1;	1452	delete $todo{$k};
1164	}	1453	} else {
1165		1454	$done{$k} = delete $todo{$k};
1166	warn $msg;	1455	push @EXTS, $v->{pkg};
		1456	$progress = 1;
		1457
		1458	warn "$v->{base}: extension inactive.\n"
		1459	unless $active;
1167	}	1460	}
1168
1169	$done{$k} = delete $todo{$k};
1170	push @EXTS, $v->{pkg};
1171	$progress = 1;
1172	}	1461	}
1173		1462
1174	skip:	1463	unless ($progress) {
1175	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1464	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1176	unless $progress;	1465
		1466	while (my ($k, $v) = each %todo) {
		1467	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1468	if exists $v->{meta}{mandatory};
		1469	}
		1470	}
1177	}	1471	}
1178	};	1472	};
1179	}	1473	}
1180		1474
1181	#############################################################################	1475	#############################################################################
1182		1476
1183	=back	1477	=back
1184		1478
1185	=head2 CORE EXTENSIONS	1479	=head2 CORE EXTENSIONS
1186		1480
1187	Functions and methods that extend core crossfire objects.	1481	Functions and methods that extend core deliantra objects.
1188		1482
1189	=cut	1483	=cut
1190		1484
1191	package cf::player;	1485	package cf::player;
1192		1486
1193	use Coro::AIO;	1487	use Coro::AIO;
1194		1488
1195	=head3 cf::player	1489	=head3 cf::player
1196		1490
1197	=over 4	1491	=over 4
		1492
		1493	=item cf::player::num_playing
		1494
		1495	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1496
		1497	=cut
		1498
		1499	sub num_playing {
		1500	scalar grep
		1501	$_->ob->map
		1502	&& !$_->hidden
		1503	&& !$_->ob->flag (cf::FLAG_WIZ),
		1504	cf::player::list
		1505	}
1198		1506
1199	=item cf::player::find $login	1507	=item cf::player::find $login
1200		1508
1201	Returns the given player object, loading it if necessary (might block).	1509	Returns the given player object, loading it if necessary (might block).
1202		1510
…		…
1221		1529
1222	sub exists($) {	1530	sub exists($) {
1223	my ($login) = @_;	1531	my ($login) = @_;
1224		1532
1225	$cf::PLAYER{$login}	1533	$cf::PLAYER{$login}
1226	or cf::sync_job { !aio_stat path $login }	1534	or !aio_stat path $login
1227	}	1535	}
1228		1536
1229	sub find($) {	1537	sub find($) {
1230	return $cf::PLAYER{$_[0]} || do {	1538	return $cf::PLAYER{$_[0]} || do {
1231	my $login = $_[0];	1539	my $login = $_[0];
…		…
1238	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1546	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1239	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1547	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1240	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1548	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1241	aio_unlink +(playerdir $login) . "/$login.pl";	1549	aio_unlink +(playerdir $login) . "/$login.pl";
1242		1550
1243	my $pl = load_pl path $login	1551	my $f = new_from_file cf::object::thawer path $login
1244	or return;	1552	or return;
		1553
		1554	my $pl = cf::player::load_pl $f
		1555	or return;
		1556
		1557	local $cf::PLAYER_LOADING{$login} = $pl;
		1558	$f->resolve_delayed_derefs;
1245	$cf::PLAYER{$login} = $pl	1559	$cf::PLAYER{$login} = $pl
1246	}	1560	}
1247	}	1561	}
1248	}	1562	}
		1563
		1564	cf::player->attach (
		1565	on_load => sub {
		1566	my ($pl, $path) = @_;
		1567
		1568	# restore slots saved in save, below
		1569	my $slots = delete $pl->{_slots};
		1570
		1571	$pl->ob->current_weapon ($slots->[0]);
		1572	$pl->combat_ob ($slots->[1]);
		1573	$pl->ranged_ob ($slots->[2]);
		1574	},
		1575	);
1249		1576
1250	sub save($) {	1577	sub save($) {
1251	my ($pl) = @_;	1578	my ($pl) = @_;
1252		1579
1253	return if $pl->{deny_save};	1580	return if $pl->{deny_save};
…		…
1258	return if $pl->{deny_save};	1585	return if $pl->{deny_save};
1259		1586
1260	aio_mkdir playerdir $pl, 0770;	1587	aio_mkdir playerdir $pl, 0770;
1261	$pl->{last_save} = $cf::RUNTIME;	1588	$pl->{last_save} = $cf::RUNTIME;
1262		1589
		1590	cf::get_slot 0.01;
		1591
		1592	# save slots, to be restored later
		1593	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1594
1263	$pl->save_pl ($path);	1595	$pl->save_pl ($path);
1264	Coro::cede;	1596	cf::cede_to_tick;
1265	}	1597	}
1266		1598
1267	sub new($) {	1599	sub new($) {
1268	my ($login) = @_;	1600	my ($login) = @_;
1269		1601
…		…
1275	$cf::PLAYER{$login} = $self;	1607	$cf::PLAYER{$login} = $self;
1276		1608
1277	$self	1609	$self
1278	}	1610	}
1279		1611
		1612	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1613
		1614	=cut
		1615
		1616	sub send_msg {
		1617	my $ns = shift->ns
		1618	or return;
		1619	$ns->send_msg (@_);
		1620	}
		1621
1280	=item $pl->quit_character	1622	=item $pl->quit_character
1281		1623
1282	Nukes the player without looking back. If logged in, the connection will	1624	Nukes the player without looking back. If logged in, the connection will
1283	be destroyed. May block for a long time.	1625	be destroyed. May block for a long time.
1284		1626
…		…
1288	my ($pl) = @_;	1630	my ($pl) = @_;
1289		1631
1290	my $name = $pl->ob->name;	1632	my $name = $pl->ob->name;
1291		1633
1292	$pl->{deny_save} = 1;	1634	$pl->{deny_save} = 1;
1293	$pl->password ("*"); # this should lock out the player until we nuked the dir	1635	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1294		1636
1295	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1637	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1296	$pl->deactivate;	1638	$pl->deactivate;
		1639	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1297	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1640	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1298	$pl->ns->destroy if $pl->ns;	1641	$pl->ns->destroy if $pl->ns;
1299		1642
1300	my $path = playerdir $pl;	1643	my $path = playerdir $pl;
1301	my $temp = "$path~$cf::RUNTIME~deleting~";	1644	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1337	or return [];	1680	or return [];
1338		1681
1339	my @logins;	1682	my @logins;
1340		1683
1341	for my $login (@$dirs) {	1684	for my $login (@$dirs) {
		1685	my $path = path $login;
		1686
		1687	# a .pst is a dead give-away for a valid player
		1688	# if no pst file found, open and chekc for blocked users
		1689	if (aio_stat "$path.pst") {
1342	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1690	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1343	aio_read $fh, 0, 512, my $buf, 0 or next;	1691	aio_read $fh, 0, 512, my $buf, 0 or next;
1344	$buf !~ /^password -------------$/m or next; # official not-valid tag	1692	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1693	}
1345		1694
1346	utf8::decode $login;	1695	utf8::decode $login;
1347	push @logins, $login;	1696	push @logins, $login;
1348	}	1697	}
1349		1698
1350	\@logins	1699	\@logins
1351	}	1700	}
1352		1701
1353	=item $player->maps	1702	=item $player->maps
		1703
		1704	=item cf::player::maps $login
1354		1705
1355	Returns an arrayref of map paths that are private for this	1706	Returns an arrayref of map paths that are private for this
1356	player. May block.	1707	player. May block.
1357		1708
1358	=cut	1709	=cut
…		…
1376	}	1727	}
1377		1728
1378	\@paths	1729	\@paths
1379	}	1730	}
1380		1731
1381	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1732	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1382		1733
1383	Expand crossfire pod fragments into protocol xml.	1734	Expand deliantra pod fragments into protocol xml.
1384		1735
1385	=cut
1386
1387	sub expand_cfpod {
1388	((my $self), (local $_)) = @_;
1389
1390	# escape & and <
1391	s/&/&amp;/g;
1392	s/(?<![BIUGH])</&lt;/g;
1393
1394	# this is buggy, it needs to properly take care of nested <'s
1395
1396	1 while
1397	# replace B<>, I<>, U<> etc.
1398	s/B<([^\>]*)>/<b>$1<\/b>/
1399	|| s/I<([^\>]*)>/<i>$1<\/i>/
1400	|| s/U<([^\>]*)>/<u>$1<\/u>/
1401	# replace G<male|female> tags
1402	|| s{G<([^>|]*)\|([^>]*)>}{
1403	$self->gender ? $2 : $1
1404	}ge
1405	# replace H<hint text>
1406	|| s/H<([^\>]*)>/<fg name="lightblue">[$1]<\/fg>/g;
1407
1408	# create single paragraphs (very hackish)
1409	s/(?<=\S)\n(?=\w)/ /g;
1410
1411	$_
1412	}
1413
1414	=item $player->ext_reply ($msgid, %msg)	1736	=item $player->ext_reply ($msgid, @msg)
1415		1737
1416	Sends an ext reply to the player.	1738	Sends an ext reply to the player.
1417		1739
1418	=cut	1740	=cut
1419		1741
1420	sub ext_reply($$%) {	1742	sub ext_reply($$@) {
1421	my ($self, $id, %msg) = @_;	1743	my ($self, $id, @msg) = @_;
1422		1744
1423	$msg{msgid} = $id;	1745	$self->ns->ext_reply ($id, @msg)
1424	$self->send ("ext " . cf::to_json \%msg);
1425	}	1746	}
1426		1747
1427	=item $player->ext_event ($type, %msg)	1748	=item $player->ext_msg ($type, @msg)
1428		1749
1429	Sends an ext event to the client.	1750	Sends an ext event to the client.
1430		1751
1431	=cut	1752	=cut
1432		1753
1433	sub ext_event($$%) {	1754	sub ext_msg($$@) {
1434	my ($self, $type, %msg) = @_;	1755	my ($self, $type, @msg) = @_;
1435		1756
1436	$self->ns->ext_event ($type, %msg);	1757	$self->ns->ext_msg ($type, @msg);
1437	}	1758	}
1438		1759
1439	=head3 cf::region	1760	=head3 cf::region
1440		1761
1441	=over 4	1762	=over 4
…		…
1451	=cut	1772	=cut
1452		1773
1453	sub find_by_path($) {	1774	sub find_by_path($) {
1454	my ($path) = @_;	1775	my ($path) = @_;
1455		1776
		1777	$path =~ s/^~[^\/]*//; # skip ~login
		1778
1456	my ($match, $specificity);	1779	my ($match, $specificity);
1457		1780
1458	for my $region (list) {	1781	for my $region (list) {
1459	if ($region->match && $path =~ $region->match) {	1782	if ($region->{match} && $path =~ $region->{match}) {
1460	($match, $specificity) = ($region, $region->specificity)	1783	($match, $specificity) = ($region, $region->specificity)
1461	if $region->specificity > $specificity;	1784	if $region->specificity > $specificity;
1462	}	1785	}
1463	}	1786	}
1464		1787
…		…
1485	our $MAX_RESET = 3600;	1808	our $MAX_RESET = 3600;
1486	our $DEFAULT_RESET = 3000;	1809	our $DEFAULT_RESET = 3000;
1487		1810
1488	sub generate_random_map {	1811	sub generate_random_map {
1489	my ($self, $rmp) = @_;	1812	my ($self, $rmp) = @_;
		1813
		1814	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1815
1490	# mit "rum" bekleckern, nicht	1816	# mit "rum" bekleckern, nicht
1491	$self->_create_random_map (	1817	$self->_create_random_map (
1492	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1818	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1493	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1819	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1494	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1820	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1495	$rmp->{exit_on_final_map},	1821	$rmp->{exit_on_final_map},
1496	$rmp->{xsize}, $rmp->{ysize},	1822	$rmp->{xsize}, $rmp->{ysize},
1497	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1823	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1498	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1824	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1520		1846
1521	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1847	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1522	}	1848	}
1523		1849
1524	# also paths starting with '/'	1850	# also paths starting with '/'
1525	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1851	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1526		1852
1527	sub thawer_merge {	1853	sub thawer_merge {
1528	my ($self, $merge) = @_;	1854	my ($self, $merge) = @_;
1529		1855
1530	# we have to keep some variables in memory intact	1856	# we have to keep some variables in memory intact
…		…
1584	$self->init; # pass $1 etc.	1910	$self->init; # pass $1 etc.
1585	return $self;	1911	return $self;
1586	}	1912	}
1587	}	1913	}
1588		1914
1589	Carp::carp "unable to resolve path '$path' (base '$base').";	1915	Carp::cluck "unable to resolve path '$path' (base '$base').";
1590	()	1916	()
1591	}	1917	}
1592		1918
1593	sub init {	1919	sub init {
1594	my ($self) = @_;	1920	my ($self) = @_;
…		…
1616		1942
1617	# the temporary/swap location	1943	# the temporary/swap location
1618	sub save_path {	1944	sub save_path {
1619	my ($self) = @_;	1945	my ($self) = @_;
1620		1946
1621	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1947	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1622	"$TMPDIR/$path.map"	1948	"$TMPDIR/$path.map"
1623	}	1949	}
1624		1950
1625	# the unique path, undef == no special unique path	1951	# the unique path, undef == no special unique path
1626	sub uniq_path {	1952	sub uniq_path {
1627	my ($self) = @_;	1953	my ($self) = @_;
1628		1954
1629	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1955	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1630	"$UNIQUEDIR/$path"	1956	"$UNIQUEDIR/$path"
1631	}
1632
1633	# and all this just because we cannot iterate over
1634	# all maps in C++...
1635	sub change_all_map_light {
1636	my ($change) = @_;
1637
1638	$_->change_map_light ($change)
1639	for grep $_->outdoor, values %cf::MAP;
1640	}	1957	}
1641		1958
1642	sub decay_objects {	1959	sub decay_objects {
1643	my ($self) = @_;	1960	my ($self) = @_;
1644		1961
…		…
1657		1974
1658	sub load_header_from($) {	1975	sub load_header_from($) {
1659	my ($self, $path) = @_;	1976	my ($self, $path) = @_;
1660		1977
1661	utf8::encode $path;	1978	utf8::encode $path;
1662	#aio_open $path, O_RDONLY, 0	1979	my $f = new_from_file cf::object::thawer $path
1663	# or return;
1664
1665	$self->_load_header ($path)
1666	or return;	1980	or return;
		1981
		1982	$self->_load_header ($f)
		1983	or return;
		1984
		1985	local $MAP_LOADING{$self->{path}} = $self;
		1986	$f->resolve_delayed_derefs;
1667		1987
1668	$self->{load_path} = $path;	1988	$self->{load_path} = $path;
1669		1989
1670	1	1990	1
1671	}	1991	}
…		…
1725	sub find {	2045	sub find {
1726	my ($path, $origin) = @_;	2046	my ($path, $origin) = @_;
1727		2047
1728	$path = normalise $path, $origin && $origin->path;	2048	$path = normalise $path, $origin && $origin->path;
1729		2049
		2050	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1730	cf::lock_wait "map_find:$path";	2051	my $guard2 = cf::lock_acquire "map_find:$path";
1731		2052
1732	$cf::MAP{$path} || do {	2053	$cf::MAP{$path} || do {
1733	my $guard = cf::lock_acquire "map_find:$path";
1734	my $map = new_from_path cf::map $path	2054	my $map = new_from_path cf::map $path
1735	or return;	2055	or return;
1736		2056
1737	$map->{last_save} = $cf::RUNTIME;	2057	$map->{last_save} = $cf::RUNTIME;
1738		2058
…		…
1740	or return;	2060	or return;
1741		2061
1742	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2062	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1743	# doing this can freeze the server in a sync job, obviously	2063	# doing this can freeze the server in a sync job, obviously
1744	#$cf::WAIT_FOR_TICK->wait;	2064	#$cf::WAIT_FOR_TICK->wait;
		2065	undef $guard2;
		2066	undef $guard1;
1745	$map->reset;	2067	$map->reset;
1746	undef $guard;
1747	return find $path;	2068	return find $path;
1748	}	2069	}
1749		2070
1750	$cf::MAP{$path} = $map	2071	$cf::MAP{$path} = $map
1751	}	2072	}
1752	}	2073	}
1753		2074
1754	sub pre_load { }	2075	sub pre_load { }
1755	sub post_load { }	2076	#sub post_load { } # XS
1756		2077
1757	sub load {	2078	sub load {
1758	my ($self) = @_;	2079	my ($self) = @_;
1759		2080
1760	local $self->{deny_reset} = 1; # loading can take a long time	2081	local $self->{deny_reset} = 1; # loading can take a long time
1761		2082
1762	my $path = $self->{path};	2083	my $path = $self->{path};
1763		2084
1764	{	2085	{
1765	my $guard = cf::lock_acquire "map_load:$path";	2086	my $guard = cf::lock_acquire "map_data:$path";
1766		2087
		2088	return unless $self->valid;
1767	return if $self->in_memory != cf::MAP_SWAPPED;	2089	return unless $self->in_memory == cf::MAP_SWAPPED;
1768		2090
1769	$self->in_memory (cf::MAP_LOADING);	2091	$self->in_memory (cf::MAP_LOADING);
1770		2092
1771	$self->alloc;	2093	$self->alloc;
1772		2094
1773	$self->pre_load;	2095	$self->pre_load;
1774	Coro::cede;	2096	cf::cede_to_tick;
1775		2097
		2098	my $f = new_from_file cf::object::thawer $self->{load_path};
		2099	$f->skip_block;
1776	$self->_load_objects ($self->{load_path}, 1)	2100	$self->_load_objects ($f)
1777	or return;	2101	or return;
1778		2102
1779	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2103	$self->post_load_original
1780	if delete $self->{load_original};	2104	if delete $self->{load_original};
1781		2105
1782	if (my $uniq = $self->uniq_path) {	2106	if (my $uniq = $self->uniq_path) {
1783	utf8::encode $uniq;	2107	utf8::encode $uniq;
1784	if (aio_open $uniq, O_RDONLY, 0) {	2108	unless (aio_stat $uniq) {
		2109	if (my $f = new_from_file cf::object::thawer $uniq) {
1785	$self->clear_unique_items;	2110	$self->clear_unique_items;
1786	$self->_load_objects ($uniq, 0);	2111	$self->_load_objects ($f);
		2112	$f->resolve_delayed_derefs;
		2113	}
1787	}	2114	}
1788	}	2115	}
1789		2116
1790	Coro::cede;	2117	$f->resolve_delayed_derefs;
		2118
		2119	cf::cede_to_tick;
1791	# now do the right thing for maps	2120	# now do the right thing for maps
1792	$self->link_multipart_objects;	2121	$self->link_multipart_objects;
1793	$self->difficulty ($self->estimate_difficulty)	2122	$self->difficulty ($self->estimate_difficulty)
1794	unless $self->difficulty;	2123	unless $self->difficulty;
1795	Coro::cede;	2124	cf::cede_to_tick;
1796		2125
1797	unless ($self->{deny_activate}) {	2126	unless ($self->{deny_activate}) {
1798	$self->decay_objects;	2127	$self->decay_objects;
1799	$self->fix_auto_apply;	2128	$self->fix_auto_apply;
1800	$self->update_buttons;	2129	$self->update_buttons;
1801	Coro::cede;	2130	cf::cede_to_tick;
1802	$self->set_darkness_map;
1803	Coro::cede;
1804	$self->activate;	2131	$self->activate;
1805	}	2132	}
1806		2133
		2134	$self->{last_save} = $cf::RUNTIME;
		2135	$self->last_access ($cf::RUNTIME);
		2136
1807	$self->in_memory (cf::MAP_IN_MEMORY);	2137	$self->in_memory (cf::MAP_ACTIVE);
1808	}	2138	}
1809		2139
1810	$self->post_load;	2140	$self->post_load;
1811	}	2141	}
1812		2142
		2143	# customize the map for a given player, i.e.
		2144	# return the _real_ map. used by e.g. per-player
		2145	# maps to change the path to ~playername/mappath
1813	sub customise_for {	2146	sub customise_for {
1814	my ($self, $ob) = @_;	2147	my ($self, $ob) = @_;
1815		2148
1816	return find "~" . $ob->name . "/" . $self->{path}	2149	return find "~" . $ob->name . "/" . $self->{path}
1817	if $self->per_player;	2150	if $self->per_player;
…		…
1821		2154
1822	$self	2155	$self
1823	}	2156	}
1824		2157
1825	# find and load all maps in the 3x3 area around a map	2158	# find and load all maps in the 3x3 area around a map
1826	sub load_diag {	2159	sub load_neighbours {
1827	my ($map) = @_;	2160	my ($map) = @_;
1828		2161
1829	my @diag; # diagonal neighbours	2162	my @neigh; # diagonal neighbours
1830		2163
1831	for (0 .. 3) {	2164	for (0 .. 3) {
1832	my $neigh = $map->tile_path ($_)	2165	my $neigh = $map->tile_path ($_)
1833	or next;	2166	or next;
1834	$neigh = find $neigh, $map	2167	$neigh = find $neigh, $map
1835	or next;	2168	or next;
1836	$neigh->load;	2169	$neigh->load;
1837		2170
		2171	# now find the diagonal neighbours
		2172	push @neigh,
1838	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2173	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1839	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2174	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1840	}	2175	}
1841		2176
1842	for (@diag) {	2177	for (grep defined $_->[0], @neigh) {
		2178	my ($path, $origin) = @$_;
1843	my $neigh = find @$_	2179	my $neigh = find $path, $origin
1844	or next;	2180	or next;
1845	$neigh->load;	2181	$neigh->load;
1846	}	2182	}
1847	}	2183	}
1848		2184
…		…
1853	}	2189	}
1854		2190
1855	sub do_load_sync {	2191	sub do_load_sync {
1856	my ($map) = @_;	2192	my ($map) = @_;
1857		2193
		2194	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2195	if $Coro::current == $Coro::main;
		2196
1858	cf::sync_job { $map->load };	2197	cf::sync_job { $map->load };
1859	}	2198	}
1860		2199
1861	our %MAP_PREFETCH;	2200	our %MAP_PREFETCH;
1862	our $MAP_PREFETCHER = undef;	2201	our $MAP_PREFETCHER = undef;
1863		2202
1864	sub find_async {	2203	sub find_async {
1865	my ($path, $origin) = @_;	2204	my ($path, $origin, $load) = @_;
1866		2205
1867	$path = normalise $path, $origin && $origin->{path};	2206	$path = normalise $path, $origin && $origin->{path};
1868		2207
1869	if (my $map = $cf::MAP{$path}) {	2208	if (my $map = $cf::MAP{$path}) {
1870	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2209	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1871	}	2210	}
1872		2211
1873	undef $MAP_PREFETCH{$path};	2212	$MAP_PREFETCH{$path} |= $load;
		2213
1874	$MAP_PREFETCHER ||= cf::async {	2214	$MAP_PREFETCHER ||= cf::async {
		2215	$Coro::current->{desc} = "map prefetcher";
		2216
1875	while (%MAP_PREFETCH) {	2217	while (%MAP_PREFETCH) {
1876	for my $path (keys %MAP_PREFETCH) {	2218	while (my ($k, $v) = each %MAP_PREFETCH) {
1877	my $map = find $path	2219	if (my $map = find $k) {
1878	or next;
1879	$map->load;	2220	$map->load if $v;
		2221	}
1880		2222
1881	delete $MAP_PREFETCH{$path};	2223	delete $MAP_PREFETCH{$k};
1882	}	2224	}
1883	}	2225	}
1884	undef $MAP_PREFETCHER;	2226	undef $MAP_PREFETCHER;
1885	};	2227	};
1886	$MAP_PREFETCHER->prio (6);	2228	$MAP_PREFETCHER->prio (6);
1887		2229
1888	()	2230	()
1889	}	2231	}
1890		2232
		2233	# common code, used by both ->save and ->swapout
1891	sub save {	2234	sub _save {
1892	my ($self) = @_;	2235	my ($self) = @_;
1893
1894	my $lock = cf::lock_acquire "map_data:" . $self->path;
1895		2236
1896	$self->{last_save} = $cf::RUNTIME;	2237	$self->{last_save} = $cf::RUNTIME;
1897		2238
1898	return unless $self->dirty;	2239	return unless $self->dirty;
1899		2240
…		…
1905	return if $self->{deny_save};	2246	return if $self->{deny_save};
1906		2247
1907	local $self->{last_access} = $self->last_access;#d#	2248	local $self->{last_access} = $self->last_access;#d#
1908		2249
1909	cf::async {	2250	cf::async {
		2251	$Coro::current->{desc} = "map player save";
1910	$_->contr->save for $self->players;	2252	$_->contr->save for $self->players;
1911	};	2253	};
		2254
		2255	cf::get_slot 0.02;
1912		2256
1913	if ($uniq) {	2257	if ($uniq) {
1914	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2258	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1915	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2259	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1916	} else {	2260	} else {
1917	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2261	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1918	}	2262	}
1919	}	2263	}
1920		2264
		2265	sub save {
		2266	my ($self) = @_;
		2267
		2268	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2269
		2270	$self->_save;
		2271	}
		2272
1921	sub swap_out {	2273	sub swap_out {
1922	my ($self) = @_;	2274	my ($self) = @_;
1923		2275
1924	# save first because save cedes
1925	$self->save;
1926
1927	my $lock = cf::lock_acquire "map_data:" . $self->path;	2276	my $lock = cf::lock_acquire "map_data:$self->{path}";
1928		2277
		2278	return if $self->in_memory != cf::MAP_ACTIVE;
		2279	return if $self->{deny_save};
1929	return if $self->players;	2280	return if $self->players;
1930	return if $self->in_memory != cf::MAP_IN_MEMORY;
1931	return if $self->{deny_save};
1932		2281
		2282	# first deactivate the map and "unlink" it from the core
		2283	$self->deactivate;
		2284	$_->clear_links_to ($self) for values %cf::MAP;
		2285	$self->in_memory (cf::MAP_SWAPPED);
		2286
		2287	# then atomically save
		2288	$self->_save;
		2289
		2290	# then free the map
1933	$self->clear;	2291	$self->clear;
1934	$self->in_memory (cf::MAP_SWAPPED);
1935	}	2292	}
1936		2293
1937	sub reset_at {	2294	sub reset_at {
1938	my ($self) = @_;	2295	my ($self) = @_;
1939		2296
…		…
1957		2314
1958	my $lock = cf::lock_acquire "map_data:$self->{path}";	2315	my $lock = cf::lock_acquire "map_data:$self->{path}";
1959		2316
1960	return if $self->players;	2317	return if $self->players;
1961		2318
1962	warn "resetting map ", $self->path;	2319	warn "resetting map ", $self->path, "\n";
1963		2320
1964	$self->in_memory (cf::MAP_SWAPPED);	2321	$self->in_memory (cf::MAP_SWAPPED);
1965		2322
1966	# need to save uniques path	2323	# need to save uniques path
1967	unless ($self->{deny_save}) {	2324	unless ($self->{deny_save}) {
…		…
1971	if $uniq;	2328	if $uniq;
1972	}	2329	}
1973		2330
1974	delete $cf::MAP{$self->path};	2331	delete $cf::MAP{$self->path};
1975		2332
		2333	$self->deactivate;
		2334	$_->clear_links_to ($self) for values %cf::MAP;
1976	$self->clear;	2335	$self->clear;
1977
1978	$_->clear_links_to ($self) for values %cf::MAP;
1979		2336
1980	$self->unlink_save;	2337	$self->unlink_save;
1981	$self->destroy;	2338	$self->destroy;
1982	}	2339	}
1983		2340
1984	my $nuke_counter = "aaaa";	2341	my $nuke_counter = "aaaa";
1985		2342
1986	sub nuke {	2343	sub nuke {
1987	my ($self) = @_;	2344	my ($self) = @_;
1988		2345
		2346	{
		2347	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2348
1989	delete $cf::MAP{$self->path};	2349	delete $cf::MAP{$self->path};
1990		2350
1991	$self->unlink_save;	2351	$self->unlink_save;
1992		2352
1993	bless $self, "cf::map";	2353	bless $self, "cf::map::wrap";
1994	delete $self->{deny_reset};	2354	delete $self->{deny_reset};
1995	$self->{deny_save} = 1;	2355	$self->{deny_save} = 1;
1996	$self->reset_timeout (1);	2356	$self->reset_timeout (1);
1997	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2357	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
1998		2358
1999	$cf::MAP{$self->path} = $self;	2359	$cf::MAP{$self->path} = $self;
		2360	}
2000		2361
2001	$self->reset; # polite request, might not happen	2362	$self->reset; # polite request, might not happen
2002	}	2363	}
2003		2364
2004	=item $maps = cf::map::tmp_maps	2365	=item $maps = cf::map::tmp_maps
…		…
2046		2407
2047	sub unique_maps() {	2408	sub unique_maps() {
2048	[	2409	[
2049	map {	2410	map {
2050	utf8::decode $_;	2411	utf8::decode $_;
2051	/\.map$/	2412	s/\.map$//; # TODO future compatibility hack
		2413	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2414	? ()
2052	? normalise $_	2415	: normalise $_
2053	: ()
2054	} @{ aio_readdir $UNIQUEDIR or [] }	2416	} @{ aio_readdir $UNIQUEDIR or [] }
2055	]	2417	]
2056	}	2418	}
2057		2419
2058	package cf;	2420	=item cf::map::static_maps
		2421
		2422	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2423	file in the shared directory excluding F</styles> and F</editor>). May
		2424	block.
		2425
		2426	=cut
		2427
		2428	sub static_maps() {
		2429	my @dirs = "";
		2430	my @maps;
		2431
		2432	while (@dirs) {
		2433	my $dir = shift @dirs;
		2434
		2435	next if $dir eq "/styles" || $dir eq "/editor";
		2436
		2437	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2438	or return;
		2439
		2440	for (@$files) {
		2441	s/\.map$// or next;
		2442	utf8::decode $_;
		2443	push @maps, "$dir/$_";
		2444	}
		2445
		2446	push @dirs, map "$dir/$_", @$dirs;
		2447	}
		2448
		2449	\@maps
		2450	}
2059		2451
2060	=back	2452	=back
2061		2453
2062	=head3 cf::object	2454	=head3 cf::object
2063		2455
…		…
2067		2459
2068	=over 4	2460	=over 4
2069		2461
2070	=item $ob->inv_recursive	2462	=item $ob->inv_recursive
2071		2463
2072	Returns the inventory of the object _and_ their inventories, recursively.	2464	Returns the inventory of the object I<and> their inventories, recursively,
		2465	but I<not> the object itself.
2073		2466
2074	=cut	2467	=cut
2075		2468
2076	sub inv_recursive_;	2469	sub inv_recursive_;
2077	sub inv_recursive_ {	2470	sub inv_recursive_ {
…		…
2080		2473
2081	sub inv_recursive {	2474	sub inv_recursive {
2082	inv_recursive_ inv $_[0]	2475	inv_recursive_ inv $_[0]
2083	}	2476	}
2084		2477
		2478	=item $ref = $ob->ref
		2479
		2480	Creates and returns a persistent reference to an object that can be stored as a string.
		2481
		2482	=item $ob = cf::object::deref ($refstring)
		2483
		2484	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2485	even if the object actually exists. May block.
		2486
		2487	=cut
		2488
		2489	sub deref {
		2490	my ($ref) = @_;
		2491
		2492	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2493	my ($uuid, $name) = ($1, $2);
		2494	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2495	or return;
		2496	$pl->ob->uuid eq $uuid
		2497	or return;
		2498
		2499	$pl->ob
		2500	} else {
		2501	warn "$ref: cannot resolve object reference\n";
		2502	undef
		2503	}
		2504	}
		2505
2085	package cf;	2506	package cf;
2086		2507
2087	=back	2508	=back
2088		2509
2089	=head3 cf::object::player	2510	=head3 cf::object::player
…		…
2095	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2516	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2096	can be C<undef>. Does the right thing when the player is currently in a	2517	can be C<undef>. Does the right thing when the player is currently in a
2097	dialogue with the given NPC character.	2518	dialogue with the given NPC character.
2098		2519
2099	=cut	2520	=cut
		2521
		2522	our $SAY_CHANNEL = {
		2523	id => "say",
		2524	title => "Map",
		2525	reply => "say ",
		2526	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2527	};
		2528
		2529	our $CHAT_CHANNEL = {
		2530	id => "chat",
		2531	title => "Chat",
		2532	reply => "chat ",
		2533	tooltip => "Player chat and shouts, global to the server.",
		2534	};
2100		2535
2101	# rough implementation of a future "reply" method that works	2536	# rough implementation of a future "reply" method that works
2102	# with dialog boxes.	2537	# with dialog boxes.
2103	#TODO: the first argument must go, split into a $npc->reply_to ( method	2538	#TODO: the first argument must go, split into a $npc->reply_to ( method
2104	sub cf::object::player::reply($$$;$) {	2539	sub cf::object::player::reply($$$;$) {
…		…
2111		2546
2112	} else {	2547	} else {
2113	my $pl = $self->contr;	2548	my $pl = $self->contr;
2114		2549
2115	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2550	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2116	my $diag = $pl->{npc_dialog};	2551	my $dialog = $pl->{npc_dialog};
2117	$diag->{pl}->ext_reply (	2552	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2118	$diag->{id},
2119	msgtype => "reply",
2120	msg => $diag->{pl}->expand_cfpod ($msg),
2121	add_topics => []
2122	);
2123		2553
2124	} else {	2554	} else {
2125	$msg = $npc->name . " says: $msg" if $npc;	2555	$msg = $npc->name . " says: $msg" if $npc;
2126	$self->message ($msg, $flags);	2556	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2127	}	2557	}
2128	}	2558	}
		2559	}
		2560
		2561	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2562
		2563	=cut
		2564
		2565	sub cf::object::send_msg {
		2566	my $pl = shift->contr
		2567	or return;
		2568	$pl->send_msg (@_);
2129	}	2569	}
2130		2570
2131	=item $player_object->may ("access")	2571	=item $player_object->may ("access")
2132		2572
2133	Returns wether the given player is authorized to access resource "access"	2573	Returns wether the given player is authorized to access resource "access"
…		…
2146		2586
2147	=item $player_object->enter_link	2587	=item $player_object->enter_link
2148		2588
2149	Freezes the player and moves him/her to a special map (C<{link}>).	2589	Freezes the player and moves him/her to a special map (C<{link}>).
2150		2590
2151	The player should be reasonably safe there for short amounts of time. You	2591	The player should be reasonably safe there for short amounts of time (e.g.
2152	I<MUST> call C<leave_link> as soon as possible, though.	2592	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2593	though, as the player cannot control the character while it is on the link
		2594	map.
2153		2595
2154	Will never block.	2596	Will never block.
2155		2597
2156	=item $player_object->leave_link ($map, $x, $y)	2598	=item $player_object->leave_link ($map, $x, $y)
2157		2599
…		…
2177	sub cf::object::player::enter_link {	2619	sub cf::object::player::enter_link {
2178	my ($self) = @_;	2620	my ($self) = @_;
2179		2621
2180	$self->deactivate_recursive;	2622	$self->deactivate_recursive;
2181		2623
		2624	++$self->{_link_recursion};
		2625
2182	return if UNIVERSAL::isa $self->map, "ext::map_link";	2626	return if UNIVERSAL::isa $self->map, "ext::map_link";
2183		2627
2184	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2628	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2185	if $self->map && $self->map->{path} ne "{link}";	2629	if $self->map && $self->map->{path} ne "{link}";
2186		2630
2187	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2631	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2188	}	2632	}
2189		2633
2190	sub cf::object::player::leave_link {	2634	sub cf::object::player::leave_link {
2191	my ($self, $map, $x, $y) = @_;	2635	my ($self, $map, $x, $y) = @_;
2192		2636
…		…
2209	($x, $y) = (-1, -1)	2653	($x, $y) = (-1, -1)
2210	unless (defined $x) && (defined $y);	2654	unless (defined $x) && (defined $y);
2211		2655
2212	# use -1 or undef as default coordinates, not 0, 0	2656	# use -1 or undef as default coordinates, not 0, 0
2213	($x, $y) = ($map->enter_x, $map->enter_y)	2657	($x, $y) = ($map->enter_x, $map->enter_y)
2214	if $x <=0 && $y <= 0;	2658	if $x <= 0 && $y <= 0;
2215		2659
2216	$map->load;	2660	$map->load;
2217	$map->load_diag;	2661	$map->load_neighbours;
2218		2662
2219	return unless $self->contr->active;	2663	return unless $self->contr->active;
2220	$self->activate_recursive;
2221		2664
2222	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2665	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2223	$self->enter_map ($map, $x, $y);	2666	if ($self->enter_map ($map, $x, $y)) {
2224	}	2667	# entering was successful
		2668	delete $self->{_link_recursion};
		2669	# only activate afterwards, to support waiting in hooks
		2670	$self->activate_recursive;
		2671	}
2225		2672
		2673	}
		2674
2226	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2675	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2227		2676
2228	Moves the player to the given map-path and coordinates by first freezing	2677	Moves the player to the given map-path and coordinates by first freezing
2229	her, loading and preparing them map, calling the provided $check callback	2678	her, loading and preparing them map, calling the provided $check callback
2230	that has to return the map if sucecssful, and then unfreezes the player on	2679	that has to return the map if sucecssful, and then unfreezes the player on
2231	the new (success) or old (failed) map position.	2680	the new (success) or old (failed) map position. In either case, $done will
		2681	be called at the end of this process.
		2682
		2683	Note that $check will be called with a potentially non-loaded map, so if
		2684	it needs a loaded map it has to call C<< ->load >>.
2232		2685
2233	=cut	2686	=cut
2234		2687
2235	our $GOTOGEN;	2688	our $GOTOGEN;
2236		2689
2237	sub cf::object::player::goto {	2690	sub cf::object::player::goto {
2238	my ($self, $path, $x, $y, $check) = @_;	2691	my ($self, $path, $x, $y, $check, $done) = @_;
		2692
		2693	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2694	warn "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2695	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2696	($path, $x, $y) = @$EMERGENCY_POSITION;
		2697	}
2239		2698
2240	# do generation counting so two concurrent goto's will be executed in-order	2699	# do generation counting so two concurrent goto's will be executed in-order
2241	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2700	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2242		2701
2243	$self->enter_link;	2702	$self->enter_link;
2244		2703
2245	(async {	2704	(async {
		2705	$Coro::current->{desc} = "player::goto $path $x $y";
		2706
		2707	# *tag paths override both path and x|y
		2708	if ($path =~ /^\*(.*)$/) {
		2709	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2710	my $ob = $obs[rand @obs];
		2711
		2712	# see if we actually can go there
		2713	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2714	$ob = $obs[rand @obs];
		2715	} else {
		2716	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2717	}
		2718	# else put us there anyways for now #d#
		2719
		2720	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2721	} else {
		2722	($path, $x, $y) = (undef, undef, undef);
		2723	}
		2724	}
		2725
2246	my $map = eval {	2726	my $map = eval {
2247	my $map = cf::map::find $path;	2727	my $map = defined $path ? cf::map::find $path : undef;
2248		2728
2249	if ($map) {	2729	if ($map) {
2250	$map = $map->customise_for ($self);	2730	$map = $map->customise_for ($self);
2251	$map = $check->($map) if $check && $map;	2731	$map = $check->($map, $x, $y, $self) if $check && $map;
2252	} else {	2732	} else {
2253	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2733	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2254	}	2734	}
2255		2735
2256	$map	2736	$map
2257	};	2737	};
2258		2738
…		…
2263		2743
2264	if ($gen == $self->{_goto_generation}) {	2744	if ($gen == $self->{_goto_generation}) {
2265	delete $self->{_goto_generation};	2745	delete $self->{_goto_generation};
2266	$self->leave_link ($map, $x, $y);	2746	$self->leave_link ($map, $x, $y);
2267	}	2747	}
		2748
		2749	$done->($self) if $done;
2268	})->prio (1);	2750	})->prio (1);
2269	}	2751	}
2270		2752
2271	=item $player_object->enter_exit ($exit_object)	2753	=item $player_object->enter_exit ($exit_object)
2272		2754
…		…
2292	}	2774	}
2293		2775
2294	sub prepare_random_map {	2776	sub prepare_random_map {
2295	my ($exit) = @_;	2777	my ($exit) = @_;
2296		2778
2297	my $guard = cf::lock_acquire "exit_prepare:$exit";
2298
2299	# all this does is basically replace the /! path by	2779	# all this does is basically replace the /! path by
2300	# a new random map path (?random/...) with a seed	2780	# a new random map path (?random/...) with a seed
2301	# that depends on the exit object	2781	# that depends on the exit object
2302		2782
2303	my $rmp = parse_random_map_params $exit->msg;	2783	my $rmp = parse_random_map_params $exit->msg;
…		…
2305	if ($exit->map) {	2785	if ($exit->map) {
2306	$rmp->{region} = $exit->region->name;	2786	$rmp->{region} = $exit->region->name;
2307	$rmp->{origin_map} = $exit->map->path;	2787	$rmp->{origin_map} = $exit->map->path;
2308	$rmp->{origin_x} = $exit->x;	2788	$rmp->{origin_x} = $exit->x;
2309	$rmp->{origin_y} = $exit->y;	2789	$rmp->{origin_y} = $exit->y;
		2790
		2791	$exit->map->touch;
2310	}	2792	}
2311		2793
2312	$rmp->{random_seed} ||= $exit->random_seed;	2794	$rmp->{random_seed} ||= $exit->random_seed;
2313		2795
2314	my $data = cf::to_json $rmp;	2796	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2315	my $md5 = Digest::MD5::md5_hex $data;	2797	my $md5 = Digest::MD5::md5_hex $data;
2316	my $meta = "$RANDOMDIR/$md5.meta";	2798	my $meta = "$RANDOMDIR/$md5.meta";
2317		2799
2318	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2800	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2319	aio_write $fh, 0, (length $data), $data, 0;	2801	aio_write $fh, 0, (length $data), $data, 0;
2320	undef $fh;	2802	undef $fh;
2321	aio_rename "$meta~", $meta;	2803	aio_rename "$meta~", $meta;
2322		2804
		2805	my $slaying = "?random/$md5";
		2806
		2807	if ($exit->valid) {
2323	$exit->slaying ("?random/$md5");	2808	$exit->slaying ("?random/$md5");
2324	$exit->msg (undef);	2809	$exit->msg (undef);
		2810	}
2325	}	2811	}
2326	}	2812	}
2327		2813
2328	sub cf::object::player::enter_exit {	2814	sub cf::object::player::enter_exit {
2329	my ($self, $exit) = @_;	2815	my ($self, $exit) = @_;
2330		2816
2331	return unless $self->type == cf::PLAYER;	2817	return unless $self->type == cf::PLAYER;
2332		2818
2333	if ($exit->slaying eq "/!") {
2334	#TODO: this should de-fi-ni-te-ly not be a sync-job
2335	# the problem is that $exit might not survive long enough
2336	# so it needs to be done right now, right here
2337	cf::sync_job { prepare_random_map $exit };
2338	}
2339
2340	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2341	my $hp = $exit->stats->hp;
2342	my $sp = $exit->stats->sp;
2343
2344	$self->enter_link;	2819	$self->enter_link;
2345		2820
2346	(async {	2821	(async {
2347	$self->deactivate_recursive; # just to be sure	2822	$Coro::current->{desc} = "enter_exit";
		2823
2348	unless (eval {	2824	unless (eval {
		2825	$self->deactivate_recursive; # just to be sure
		2826
		2827	# random map handling
		2828	{
		2829	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2830
		2831	prepare_random_map $exit
		2832	if $exit->slaying eq "/!";
		2833	}
		2834
		2835	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2836	my $x = $exit->stats->hp;
		2837	my $y = $exit->stats->sp;
		2838
2349	$self->goto ($slaying, $hp, $sp);	2839	$self->goto ($map, $x, $y);
2350		2840
		2841	# if exit is damned, update players death & WoR home-position
		2842	$self->contr->savebed ($map, $x, $y)
		2843	if $exit->flag (cf::FLAG_DAMNED);
		2844
2351	1;	2845	1
2352	}) {	2846	}) {
2353	$self->message ("Something went wrong deep within the crossfire server. "	2847	$self->message ("Something went wrong deep within the deliantra server. "
2354	. "I'll try to bring you back to the map you were before. "	2848	. "I'll try to bring you back to the map you were before. "
2355	. "Please report this to the dungeon master!",	2849	. "Please report this to the dungeon master!",
2356	cf::NDI_UNIQUE | cf::NDI_RED);	2850	cf::NDI_UNIQUE | cf::NDI_RED);
2357		2851
2358	warn "ERROR in enter_exit: $@";	2852	warn "ERROR in enter_exit: $@";
…		…
2377		2871
2378	utf8::encode $text;	2872	utf8::encode $text;
2379	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2873	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2380	}	2874	}
2381		2875
		2876	=item $client->send_big_packet ($pkt)
		2877
		2878	Like C<send_packet>, but tries to compress large packets, and fragments
		2879	them as required.
		2880
		2881	=cut
		2882
		2883	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2884
		2885	sub cf::client::send_big_packet {
		2886	my ($self, $pkt) = @_;
		2887
		2888	# try lzf for large packets
		2889	$pkt = "lzf " . Compress::LZF::compress $pkt
		2890	if 1024 <= length $pkt and $self->{can_lzf};
		2891
		2892	# split very large packets
		2893	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2894	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2895	$pkt = "frag";
		2896	}
		2897
		2898	$self->send_packet ($pkt);
		2899	}
		2900
2382	=item $client->send_msg ($color, $type, $msg, [extra...])	2901	=item $client->send_msg ($channel, $msg, $color, [extra...])
2383		2902
2384	Send a drawinfo or msg packet to the client, formatting the msg for the	2903	Send a drawinfo or msg packet to the client, formatting the msg for the
2385	client if neccessary. C<$type> should be a string identifying the type of	2904	client if neccessary. C<$type> should be a string identifying the type of
2386	the message, with C<log> being the default. If C<$color> is negative, suppress	2905	the message, with C<log> being the default. If C<$color> is negative, suppress
2387	the message unless the client supports the msg packet.	2906	the message unless the client supports the msg packet.
2388		2907
2389	=cut	2908	=cut
2390		2909
		2910	# non-persistent channels (usually the info channel)
		2911	our %CHANNEL = (
		2912	"c/motd" => {
		2913	id => "infobox",
		2914	title => "MOTD",
		2915	reply => undef,
		2916	tooltip => "The message of the day",
		2917	},
		2918	"c/identify" => {
		2919	id => "infobox",
		2920	title => "Identify",
		2921	reply => undef,
		2922	tooltip => "Items recently identified",
		2923	},
		2924	"c/examine" => {
		2925	id => "infobox",
		2926	title => "Examine",
		2927	reply => undef,
		2928	tooltip => "Signs and other items you examined",
		2929	},
		2930	"c/shopinfo" => {
		2931	id => "infobox",
		2932	title => "Shop Info",
		2933	reply => undef,
		2934	tooltip => "What your bargaining skill tells you about the shop",
		2935	},
		2936	"c/book" => {
		2937	id => "infobox",
		2938	title => "Book",
		2939	reply => undef,
		2940	tooltip => "The contents of a note or book",
		2941	},
		2942	"c/lookat" => {
		2943	id => "infobox",
		2944	title => "Look",
		2945	reply => undef,
		2946	tooltip => "What you saw there",
		2947	},
		2948	"c/who" => {
		2949	id => "infobox",
		2950	title => "Players",
		2951	reply => undef,
		2952	tooltip => "Shows players who are currently online",
		2953	},
		2954	"c/body" => {
		2955	id => "infobox",
		2956	title => "Body Parts",
		2957	reply => undef,
		2958	tooltip => "Shows which body parts you posess and are available",
		2959	},
		2960	"c/statistics" => {
		2961	id => "infobox",
		2962	title => "Statistics",
		2963	reply => undef,
		2964	tooltip => "Shows your primary statistics",
		2965	},
		2966	"c/skills" => {
		2967	id => "infobox",
		2968	title => "Skills",
		2969	reply => undef,
		2970	tooltip => "Shows your experience per skill and item power",
		2971	},
		2972	"c/shopitems" => {
		2973	id => "infobox",
		2974	title => "Shop Items",
		2975	reply => undef,
		2976	tooltip => "Shows the items currently for sale in this shop",
		2977	},
		2978	"c/resistances" => {
		2979	id => "infobox",
		2980	title => "Resistances",
		2981	reply => undef,
		2982	tooltip => "Shows your resistances",
		2983	},
		2984	"c/pets" => {
		2985	id => "infobox",
		2986	title => "Pets",
		2987	reply => undef,
		2988	tooltip => "Shows information abotu your pets/a specific pet",
		2989	},
		2990	"c/perceiveself" => {
		2991	id => "infobox",
		2992	title => "Perceive Self",
		2993	reply => undef,
		2994	tooltip => "You gained detailed knowledge about yourself",
		2995	},
		2996	"c/uptime" => {
		2997	id => "infobox",
		2998	title => "Uptime",
		2999	reply => undef,
		3000	tooltip => "How long the server has been running since last restart",
		3001	},
		3002	"c/mapinfo" => {
		3003	id => "infobox",
		3004	title => "Map Info",
		3005	reply => undef,
		3006	tooltip => "Information related to the maps",
		3007	},
		3008	"c/party" => {
		3009	id => "party",
		3010	title => "Party",
		3011	reply => "gsay ",
		3012	tooltip => "Messages and chat related to your party",
		3013	},
		3014	"c/death" => {
		3015	id => "death",
		3016	title => "Death",
		3017	reply => undef,
		3018	tooltip => "Reason for and more info about your most recent death",
		3019	},
		3020	"c/say" => $SAY_CHANNEL,
		3021	"c/chat" => $CHAT_CHANNEL,
		3022	);
		3023
2391	sub cf::client::send_msg {	3024	sub cf::client::send_msg {
2392	my ($self, $color, $type, $msg, @extra) = @_;	3025	my ($self, $channel, $msg, $color, @extra) = @_;
2393		3026
2394	$msg = $self->pl->expand_cfpod ($msg);	3027	$msg = $self->pl->expand_cfpod ($msg)
		3028	unless $color & cf::NDI_VERBATIM;
2395		3029
2396	if ($self->can_msg) {	3030	$color &= cf::NDI_CLIENT_MASK; # just in case...
2397	$self->send_packet ("msg " . cf::to_json [$color, $type, $msg, @extra]);
2398	} else {
2399	# replace some tags by gcfclient-compatible ones
2400	for ($msg) {
2401	1 while
2402	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2403	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2404	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2405	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2406	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2407	}
2408		3031
2409	if ($color >= 0) {	3032	# check predefined channels, for the benefit of C
2410	if (0 && $msg =~ /\[/) {	3033	if ($CHANNEL{$channel}) {
2411	$self->send_packet ("drawextinfo $color 4 0 $msg")	3034	$channel = $CHANNEL{$channel};
2412	} else {	3035
2413	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	3036	$self->ext_msg (channel_info => $channel);
2414	$self->send_packet ("drawinfo $color $msg")	3037	$channel = $channel->{id};
		3038
		3039	} elsif (ref $channel) {
		3040	# send meta info to client, if not yet sent
		3041	unless (exists $self->{channel}{$channel->{id}}) {
		3042	$self->{channel}{$channel->{id}} = $channel;
		3043	$self->ext_msg (channel_info => $channel);
2415	}	3044	}
2416	}
2417	}
2418	}
2419		3045
		3046	$channel = $channel->{id};
		3047	}
		3048
		3049	return unless @extra || length $msg;
		3050
		3051	# default colour, mask it out
		3052	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		3053	if $color & cf::NDI_DEF;
		3054
		3055	my $pkt = "msg "
		3056	. $self->{json_coder}->encode (
		3057	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		3058	);
		3059
		3060	$self->send_big_packet ($pkt);
		3061	}
		3062
2420	=item $client->ext_event ($type, %msg)	3063	=item $client->ext_msg ($type, @msg)
2421		3064
2422	Sends an ext event to the client.	3065	Sends an ext event to the client.
2423		3066
2424	=cut	3067	=cut
2425		3068
2426	sub cf::client::ext_event($$%) {	3069	sub cf::client::ext_msg($$@) {
2427	my ($self, $type, %msg) = @_;	3070	my ($self, $type, @msg) = @_;
2428		3071
		3072	if ($self->extcmd == 2) {
		3073	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3074	} elsif ($self->extcmd == 1) { # TODO: remove
2429	$msg{msgtype} = "event_$type";	3075	push @msg, msgtype => "event_$type";
2430	$self->send_packet ("ext " . cf::to_json \%msg);	3076	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3077	}
		3078	}
		3079
		3080	=item $client->ext_reply ($msgid, @msg)
		3081
		3082	Sends an ext reply to the client.
		3083
		3084	=cut
		3085
		3086	sub cf::client::ext_reply($$@) {
		3087	my ($self, $id, @msg) = @_;
		3088
		3089	if ($self->extcmd == 2) {
		3090	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3091	} elsif ($self->extcmd == 1) {
		3092	#TODO: version 1, remove
		3093	unshift @msg, msgtype => "reply", msgid => $id;
		3094	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3095	}
2431	}	3096	}
2432		3097
2433	=item $success = $client->query ($flags, "text", \&cb)	3098	=item $success = $client->query ($flags, "text", \&cb)
2434		3099
2435	Queues a query to the client, calling the given callback with	3100	Queues a query to the client, calling the given callback with
…		…
2458		3123
2459	1	3124	1
2460	}	3125	}
2461		3126
2462	cf::client->attach (	3127	cf::client->attach (
		3128	on_connect => sub {
		3129	my ($ns) = @_;
		3130
		3131	$ns->{json_coder} = JSON::XS->new->utf8->max_size (1e6)->convert_blessed;
		3132	},
2463	on_reply => sub {	3133	on_reply => sub {
2464	my ($ns, $msg) = @_;	3134	my ($ns, $msg) = @_;
2465		3135
2466	# this weird shuffling is so that direct followup queries	3136	# this weird shuffling is so that direct followup queries
2467	# get handled first	3137	# get handled first
…		…
2482	}	3152	}
2483	},	3153	},
2484	on_exticmd => sub {	3154	on_exticmd => sub {
2485	my ($ns, $buf) = @_;	3155	my ($ns, $buf) = @_;
2486		3156
2487	my $msg = eval { from_json $buf };	3157	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2488		3158
2489	if (ref $msg) {	3159	if (ref $msg) {
		3160	my ($type, $reply, @payload) =
		3161	"ARRAY" eq ref $msg
		3162	? @$msg
		3163	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3164
		3165	my @reply;
		3166
2490	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3167	if (my $cb = $EXTICMD{$type}) {
2491	if (my %reply = $cb->($ns, $msg)) {	3168	@reply = $cb->($ns, @payload);
2492	$reply{msgid} = $msg->{msgid};
2493	$ns->send ("ext " . cf::to_json \%reply);
2494	}
2495	}	3169	}
		3170
		3171	$ns->ext_reply ($reply, @reply)
		3172	if $reply;
		3173
2496	} else {	3174	} else {
2497	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3175	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2498	}	3176	}
2499		3177
2500	cf::override;	3178	cf::override;
…		…
2522		3200
2523	$coro	3201	$coro
2524	}	3202	}
2525		3203
2526	cf::client->attach (	3204	cf::client->attach (
2527	on_destroy => sub {	3205	on_client_destroy => sub {
2528	my ($ns) = @_;	3206	my ($ns) = @_;
2529		3207
2530	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3208	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2531	},	3209	},
2532	);	3210	);
…		…
2547	our $safe = new Safe "safe";	3225	our $safe = new Safe "safe";
2548	our $safe_hole = new Safe::Hole;	3226	our $safe_hole = new Safe::Hole;
2549		3227
2550	$SIG{FPE} = 'IGNORE';	3228	$SIG{FPE} = 'IGNORE';
2551		3229
2552	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3230	$safe->permit_only (Opcode::opset qw(
		3231	:base_core :base_mem :base_orig :base_math :base_loop
		3232	grepstart grepwhile mapstart mapwhile
		3233	sort time
		3234	));
2553		3235
2554	# here we export the classes and methods available to script code	3236	# here we export the classes and methods available to script code
2555		3237
2556	=pod	3238	=pod
2557		3239
2558	The following functions and methods are available within a safe environment:	3240	The following functions and methods are available within a safe environment:
2559		3241
2560	cf::object contr pay_amount pay_player map	3242	cf::object
		3243	contr pay_amount pay_player map x y force_find force_add destroy
		3244	insert remove name archname title slaying race decrease split
		3245	value
		3246
2561	cf::object::player player	3247	cf::object::player
2562	cf::player peaceful	3248	player
2563	cf::map trigger	3249
		3250	cf::player
		3251	peaceful
		3252
		3253	cf::map
		3254	trigger
2564		3255
2565	=cut	3256	=cut
2566		3257
2567	for (	3258	for (
2568	["cf::object" => qw(contr pay_amount pay_player map)],	3259	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		3260	insert remove inv nrof name archname title slaying race
		3261	decrease split destroy change_exp value msg lore send_msg)],
2569	["cf::object::player" => qw(player)],	3262	["cf::object::player" => qw(player)],
2570	["cf::player" => qw(peaceful)],	3263	["cf::player" => qw(peaceful send_msg)],
2571	["cf::map" => qw(trigger)],	3264	["cf::map" => qw(trigger)],
2572	) {	3265	) {
2573	no strict 'refs';	3266	no strict 'refs';
2574	my ($pkg, @funs) = @$_;	3267	my ($pkg, @funs) = @$_;
2575	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3268	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2593		3286
2594	my $qcode = $code;	3287	my $qcode = $code;
2595	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3288	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2596	$qcode =~ s/\n/\\n/g;	3289	$qcode =~ s/\n/\\n/g;
2597		3290
		3291	%vars = (_dummy => 0) unless %vars;
		3292
		3293	my @res;
2598	local $_;	3294	local $_;
2599	local @safe::cf::_safe_eval_args = values %vars;
2600		3295
2601	my $eval =	3296	my $eval =
2602	"do {\n"	3297	"do {\n"
2603	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3298	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2604	. "#line 0 \"{$qcode}\"\n"	3299	. "#line 0 \"{$qcode}\"\n"
2605	. $code	3300	. $code
2606	. "\n}"	3301	. "\n}"
2607	;	3302	;
2608		3303
		3304	if ($CFG{safe_eval}) {
2609	sub_generation_inc;	3305	sub_generation_inc;
		3306	local @safe::cf::_safe_eval_args = values %vars;
2610	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3307	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2611	sub_generation_inc;	3308	sub_generation_inc;
		3309	} else {
		3310	local @cf::_safe_eval_args = values %vars;
		3311	@res = wantarray ? eval eval : scalar eval $eval;
		3312	}
2612		3313
2613	if ($@) {	3314	if ($@) {
2614	warn "$@";	3315	warn "$@";
2615	warn "while executing safe code '$code'\n";	3316	warn "while executing safe code '$code'\n";
2616	warn "with arguments " . (join " ", %vars) . "\n";	3317	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2635	=cut	3336	=cut
2636		3337
2637	sub register_script_function {	3338	sub register_script_function {
2638	my ($fun, $cb) = @_;	3339	my ($fun, $cb) = @_;
2639		3340
2640	no strict 'refs';	3341	$fun = "safe::$fun" if $CFG{safe_eval};
2641	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3342	*$fun = $safe_hole->wrap ($cb);
2642	}	3343	}
2643		3344
2644	=back	3345	=back
2645		3346
2646	=cut	3347	=cut
…		…
2648	#############################################################################	3349	#############################################################################
2649	# the server's init and main functions	3350	# the server's init and main functions
2650		3351
2651	sub load_facedata($) {	3352	sub load_facedata($) {
2652	my ($path) = @_;	3353	my ($path) = @_;
		3354
		3355	# HACK to clear player env face cache, we need some signal framework
		3356	# for this (global event?)
		3357	%ext::player_env::MUSIC_FACE_CACHE = ();
		3358
		3359	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2653		3360
2654	warn "loading facedata from $path\n";	3361	warn "loading facedata from $path\n";
2655		3362
2656	my $facedata;	3363	my $facedata;
2657	0 < aio_load $path, $facedata	3364	0 < aio_load $path, $facedata
…		…
2660	$facedata = Coro::Storable::thaw $facedata;	3367	$facedata = Coro::Storable::thaw $facedata;
2661		3368
2662	$facedata->{version} == 2	3369	$facedata->{version} == 2
2663	or cf::cleanup "$path: version mismatch, cannot proceed.";	3370	or cf::cleanup "$path: version mismatch, cannot proceed.";
2664		3371
		3372	# patch in the exptable
		3373	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3374	$facedata->{resource}{"res/exp_table"} = {
		3375	type => FT_RSRC,
		3376	data => $exp_table,
		3377	hash => (Digest::MD5::md5 $exp_table),
		3378	};
		3379	cf::cede_to_tick;
		3380
2665	{	3381	{
2666	my $faces = $facedata->{faceinfo};	3382	my $faces = $facedata->{faceinfo};
2667		3383
2668	while (my ($face, $info) = each %$faces) {	3384	while (my ($face, $info) = each %$faces) {
2669	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3385	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3386
2670	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3387	cf::face::set_visibility $idx, $info->{visibility};
		3388	cf::face::set_magicmap $idx, $info->{magicmap};
2671	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3389	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2672	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3390	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2673	Coro::cede;	3391
		3392	cf::cede_to_tick;
2674	}	3393	}
2675		3394
2676	while (my ($face, $info) = each %$faces) {	3395	while (my ($face, $info) = each %$faces) {
2677	next unless $info->{smooth};	3396	next unless $info->{smooth};
		3397
2678	my $idx = cf::face::find $face	3398	my $idx = cf::face::find $face
2679	or next;	3399	or next;
		3400
2680	if (my $smooth = cf::face::find $info->{smooth}) {	3401	if (my $smooth = cf::face::find $info->{smooth}) {
		3402	cf::face::set_smooth $idx, $smooth;
2681	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3403	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2682	} else {	3404	} else {
2683	warn "smooth face '$info->{smooth}' not found for face '$face'";	3405	warn "smooth face '$info->{smooth}' not found for face '$face'";
2684	}	3406	}
2685	Coro::cede;	3407
		3408	cf::cede_to_tick;
2686	}	3409	}
2687	}	3410	}
2688		3411
2689	{	3412	{
2690	my $anims = $facedata->{animinfo};	3413	my $anims = $facedata->{animinfo};
2691		3414
2692	while (my ($anim, $info) = each %$anims) {	3415	while (my ($anim, $info) = each %$anims) {
2693	cf::anim::set $anim, $info->{frames}, $info->{facings};	3416	cf::anim::set $anim, $info->{frames}, $info->{facings};
2694	Coro::cede;	3417	cf::cede_to_tick;
2695	}	3418	}
2696		3419
2697	cf::anim::invalidate_all; # d'oh	3420	cf::anim::invalidate_all; # d'oh
2698	}	3421	}
2699		3422
		3423	{
		3424	my $res = $facedata->{resource};
		3425
		3426	while (my ($name, $info) = each %$res) {
		3427	if (defined $info->{type}) {
		3428	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3429
		3430	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3431	cf::face::set_type $idx, $info->{type};
		3432	} else {
		3433	$RESOURCE{$name} = $info;
		3434	}
		3435
		3436	cf::cede_to_tick;
		3437	}
		3438	}
		3439
		3440	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3441
2700	1	3442	1
2701	}	3443	}
2702		3444
		3445	cf::global->attach (on_resource_update => sub {
		3446	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3447	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3448
		3449	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3450	my $sound = $soundconf->{compat}[$_]
		3451	or next;
		3452
		3453	my $face = cf::face::find "sound/$sound->[1]";
		3454	cf::sound::set $sound->[0] => $face;
		3455	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3456	}
		3457
		3458	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3459	my $face = cf::face::find "sound/$v";
		3460	cf::sound::set $k => $face;
		3461	}
		3462	}
		3463	});
		3464
		3465	register_exticmd fx_want => sub {
		3466	my ($ns, $want) = @_;
		3467
		3468	while (my ($k, $v) = each %$want) {
		3469	$ns->fx_want ($k, $v);
		3470	}
		3471	};
		3472
		3473	sub load_resource_file($) {
		3474	my $guard = lock_acquire "load_resource_file";
		3475
		3476	my $status = load_resource_file_ $_[0];
		3477	get_slot 0.1, 100;
		3478	cf::arch::commit_load;
		3479
		3480	$status
		3481	}
		3482
2703	sub reload_regions {	3483	sub reload_regions {
		3484	# HACK to clear player env face cache, we need some signal framework
		3485	# for this (global event?)
		3486	%ext::player_env::MUSIC_FACE_CACHE = ();
		3487
2704	load_resource_file "$MAPDIR/regions"	3488	load_resource_file "$MAPDIR/regions"
2705	or die "unable to load regions file\n";	3489	or die "unable to load regions file\n";
		3490
		3491	for (cf::region::list) {
		3492	$_->{match} = qr/$_->{match}/
		3493	if exists $_->{match};
		3494	}
2706	}	3495	}
2707		3496
2708	sub reload_facedata {	3497	sub reload_facedata {
2709	load_facedata "$DATADIR/facedata"	3498	load_facedata "$DATADIR/facedata"
2710	or die "unable to load facedata\n";	3499	or die "unable to load facedata\n";
…		…
2721	}	3510	}
2722		3511
2723	sub reload_resources {	3512	sub reload_resources {
2724	warn "reloading resource files...\n";	3513	warn "reloading resource files...\n";
2725		3514
		3515	reload_facedata;
		3516	reload_archetypes;
2726	reload_regions;	3517	reload_regions;
2727	reload_facedata;
2728	#reload_archetypes;#d#
2729	reload_archetypes;
2730	reload_treasures;	3518	reload_treasures;
2731		3519
2732	warn "finished reloading resource files\n";	3520	warn "finished reloading resource files\n";
2733	}	3521	}
2734		3522
2735	sub init {	3523	sub reload_config {
2736	reload_resources;	3524	warn "reloading config file...\n";
2737	}
2738		3525
2739	sub cfg_load {
2740	open my $fh, "<:utf8", "$CONFDIR/config"	3526	open my $fh, "<:utf8", "$CONFDIR/config"
2741	or return;	3527	or return;
2742		3528
2743	local $/;	3529	local $/;
2744	*CFG = YAML::Syck::Load <$fh>;	3530	*CFG = YAML::XS::Load scalar <$fh>;
2745		3531
2746	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3532	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2747		3533
2748	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3534	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2749	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3535	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2750		3536
2751	if (exists $CFG{mlockall}) {	3537	if (exists $CFG{mlockall}) {
…		…
2753	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3539	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2754	and die "WARNING: m(un)lockall failed: $!\n";	3540	and die "WARNING: m(un)lockall failed: $!\n";
2755	};	3541	};
2756	warn $@ if $@;	3542	warn $@ if $@;
2757	}	3543	}
		3544
		3545	warn "finished reloading resource files\n";
		3546	}
		3547
		3548	sub pidfile() {
		3549	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3550	or die "$PIDFILE: $!";
		3551	flock $fh, &Fcntl::LOCK_EX
		3552	or die "$PIDFILE: flock: $!";
		3553	$fh
		3554	}
		3555
		3556	# make sure only one server instance is running at any one time
		3557	sub atomic {
		3558	my $fh = pidfile;
		3559
		3560	my $pid = <$fh>;
		3561	kill 9, $pid if $pid > 0;
		3562
		3563	seek $fh, 0, 0;
		3564	print $fh $$;
		3565	}
		3566
		3567	sub main_loop {
		3568	warn "EV::loop starting\n";
		3569	if (1) {
		3570	EV::loop;
		3571	}
		3572	warn "EV::loop returned\n";
		3573	goto &main_loop unless $REALLY_UNLOOP;
2758	}	3574	}
2759		3575
2760	sub main {	3576	sub main {
		3577	cf::init_globals; # initialise logging
		3578
		3579	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3580	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3581	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3582	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3583
		3584	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3585
2761	# we must not ever block the main coroutine	3586	# we must not ever block the main coroutine
2762	local $Coro::idle = sub {	3587	local $Coro::idle = sub {
2763	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3588	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2764	(async {	3589	(async {
2765	Event::one_event;	3590	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3591	EV::loop EV::LOOP_ONESHOT;
2766	})->prio (Coro::PRIO_MAX);	3592	})->prio (Coro::PRIO_MAX);
2767	};	3593	};
2768		3594
2769	cfg_load;	3595	evthread_start IO::AIO::poll_fileno;
		3596
		3597	cf::sync_job {
		3598	cf::init_experience;
		3599	cf::init_anim;
		3600	cf::init_attackmess;
		3601	cf::init_dynamic;
		3602
		3603	cf::load_settings;
		3604	cf::load_materials;
		3605
		3606	reload_resources;
		3607	reload_config;
2770	db_init;	3608	db_init;
		3609
		3610	cf::init_uuid;
		3611	cf::init_signals;
		3612	cf::init_skills;
		3613
		3614	cf::init_beforeplay;
		3615
		3616	atomic;
		3617
2771	load_extensions;	3618	load_extensions;
2772		3619
2773	$TICK_WATCHER->start;	3620	utime time, time, $RUNTIMEFILE;
2774	Event::loop;	3621
		3622	# no (long-running) fork's whatsoever before this point(!)
		3623	use POSIX ();
		3624	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3625
		3626	(pop @POST_INIT)->(0) while @POST_INIT;
		3627	};
		3628
		3629	cf::object::thawer::errors_are_fatal 0;
		3630	warn "parse errors in files are no longer fatal from this point on.\n";
		3631
		3632	main_loop;
2775	}	3633	}
2776		3634
2777	#############################################################################	3635	#############################################################################
2778	# initialisation and cleanup	3636	# initialisation and cleanup
2779		3637
2780	# install some emergency cleanup handlers	3638	# install some emergency cleanup handlers
2781	BEGIN {	3639	BEGIN {
		3640	our %SIGWATCHER = ();
2782	for my $signal (qw(INT HUP TERM)) {	3641	for my $signal (qw(INT HUP TERM)) {
2783	Event->signal (	3642	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2784	reentrant => 0,
2785	data => WF_AUTOCANCEL,
2786	signal => $signal,
2787	prio => 0,
2788	cb => sub {
2789	cf::cleanup "SIG$signal";	3643	cf::cleanup "SIG$signal";
2790	},
2791	);	3644	};
2792	}	3645	}
2793	}	3646	}
2794		3647
2795	sub write_runtime {	3648	sub write_runtime_sync {
2796	my $runtime = "$LOCALDIR/runtime";	3649	my $t0 = AE::time;
2797		3650
2798	# first touch the runtime file to show we are still running:	3651	# first touch the runtime file to show we are still running:
2799	# the fsync below can take a very very long time.	3652	# the fsync below can take a very very long time.
2800		3653
2801	IO::AIO::aio_utime $runtime, undef, undef;	3654	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2802		3655
2803	my $guard = cf::lock_acquire "write_runtime";	3656	my $guard = cf::lock_acquire "write_runtime";
2804		3657
2805	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3658	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2806	or return;	3659	or return;
2807		3660
2808	my $value = $cf::RUNTIME + 90 + 10;	3661	my $value = $cf::RUNTIME + 90 + 10;
2809	# 10 is the runtime save interval, for a monotonic clock	3662	# 10 is the runtime save interval, for a monotonic clock
2810	# 60 allows for the watchdog to kill the server.	3663	# 60 allows for the watchdog to kill the server.
…		…
2820	aio_utime $fh, undef, undef;	3673	aio_utime $fh, undef, undef;
2821		3674
2822	close $fh	3675	close $fh
2823	or return;	3676	or return;
2824		3677
2825	aio_rename "$runtime~", $runtime	3678	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2826	and return;	3679	and return;
2827		3680
2828	warn "runtime file written.\n";	3681	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
2829		3682
2830	1	3683	1
		3684	}
		3685
		3686	our $uuid_lock;
		3687	our $uuid_skip;
		3688
		3689	sub write_uuid_sync($) {
		3690	$uuid_skip ||= $_[0];
		3691
		3692	return if $uuid_lock;
		3693	local $uuid_lock = 1;
		3694
		3695	my $uuid = "$LOCALDIR/uuid";
		3696
		3697	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3698	or return;
		3699
		3700	my $value = uuid_seq uuid_cur;
		3701
		3702	unless ($value) {
		3703	warn "cowardly refusing to write zero uuid value!\n";
		3704	return;
		3705	}
		3706
		3707	my $value = uuid_str $value + $uuid_skip;
		3708	$uuid_skip = 0;
		3709
		3710	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3711	and return;
		3712
		3713	# always fsync - this file is important
		3714	aio_fsync $fh
		3715	and return;
		3716
		3717	close $fh
		3718	or return;
		3719
		3720	aio_rename "$uuid~", $uuid
		3721	and return;
		3722
		3723	warn "uuid file written ($value).\n";
		3724
		3725	1
		3726
		3727	}
		3728
		3729	sub write_uuid($$) {
		3730	my ($skip, $sync) = @_;
		3731
		3732	$sync ? write_uuid_sync $skip
		3733	: async { write_uuid_sync $skip };
2831	}	3734	}
2832		3735
2833	sub emergency_save() {	3736	sub emergency_save() {
2834	my $freeze_guard = cf::freeze_mainloop;	3737	my $freeze_guard = cf::freeze_mainloop;
2835		3738
2836	warn "enter emergency perl save\n";	3739	warn "emergency_perl_save: enter\n";
2837		3740
2838	cf::sync_job {	3741	cf::sync_job {
		3742	# this is a trade-off: we want to be very quick here, so
		3743	# save all maps without fsync, and later call a global sync
		3744	# (which in turn might be very very slow)
		3745	local $USE_FSYNC = 0;
		3746
2839	# use a peculiar iteration method to avoid tripping on perl	3747	# use a peculiar iteration method to avoid tripping on perl
2840	# refcount bugs in for. also avoids problems with players	3748	# refcount bugs in for. also avoids problems with players
2841	# and maps saved/destroyed asynchronously.	3749	# and maps saved/destroyed asynchronously.
2842	warn "begin emergency player save\n";	3750	warn "emergency_perl_save: begin player save\n";
2843	for my $login (keys %cf::PLAYER) {	3751	for my $login (keys %cf::PLAYER) {
2844	my $pl = $cf::PLAYER{$login} or next;	3752	my $pl = $cf::PLAYER{$login} or next;
2845	$pl->valid or next;	3753	$pl->valid or next;
		3754	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2846	$pl->save;	3755	$pl->save;
2847	}	3756	}
2848	warn "end emergency player save\n";	3757	warn "emergency_perl_save: end player save\n";
2849		3758
2850	warn "begin emergency map save\n";	3759	warn "emergency_perl_save: begin map save\n";
2851	for my $path (keys %cf::MAP) {	3760	for my $path (keys %cf::MAP) {
2852	my $map = $cf::MAP{$path} or next;	3761	my $map = $cf::MAP{$path} or next;
2853	$map->valid or next;	3762	$map->valid or next;
2854	$map->save;	3763	$map->save;
2855	}	3764	}
2856	warn "end emergency map save\n";	3765	warn "emergency_perl_save: end map save\n";
2857		3766
2858	warn "begin emergency database checkpoint\n";	3767	warn "emergency_perl_save: begin database checkpoint\n";
2859	BDB::db_env_txn_checkpoint $DB_ENV;	3768	BDB::db_env_txn_checkpoint $DB_ENV;
2860	warn "end emergency database checkpoint\n";	3769	warn "emergency_perl_save: end database checkpoint\n";
		3770
		3771	warn "emergency_perl_save: begin write uuid\n";
		3772	write_uuid_sync 1;
		3773	warn "emergency_perl_save: end write uuid\n";
2861	};	3774	};
2862		3775
		3776	warn "emergency_perl_save: starting sync()\n";
		3777	IO::AIO::aio_sync sub {
		3778	warn "emergency_perl_save: finished sync()\n";
		3779	};
		3780
2863	warn "leave emergency perl save\n";	3781	warn "emergency_perl_save: leave\n";
2864	}	3782	}
2865		3783
2866	sub post_cleanup {	3784	sub post_cleanup {
2867	my ($make_core) = @_;	3785	my ($make_core) = @_;
2868		3786
2869	warn Carp::longmess "post_cleanup backtrace"	3787	warn Carp::longmess "post_cleanup backtrace"
2870	if $make_core;	3788	if $make_core;
		3789
		3790	my $fh = pidfile;
		3791	unlink $PIDFILE if <$fh> == $$;
		3792	}
		3793
		3794	# a safer delete_package, copied from Symbol
		3795	sub clear_package($) {
		3796	my $pkg = shift;
		3797
		3798	# expand to full symbol table name if needed
		3799	unless ($pkg =~ /^main::.*::$/) {
		3800	$pkg = "main$pkg" if $pkg =~ /^::/;
		3801	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3802	$pkg .= '::' unless $pkg =~ /::$/;
		3803	}
		3804
		3805	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3806	my $stem_symtab = *{$stem}{HASH};
		3807
		3808	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3809	or return;
		3810
		3811	# clear all symbols
		3812	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3813	for my $name (keys %$leaf_symtab) {
		3814	_gv_clear *{"$pkg$name"};
		3815	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3816	}
2871	}	3817	}
2872		3818
2873	sub do_reload_perl() {	3819	sub do_reload_perl() {
2874	# can/must only be called in main	3820	# can/must only be called in main
2875	if ($Coro::current != $Coro::main) {	3821	if (in_main) {
2876	warn "can only reload from main coroutine";	3822	warn "can only reload from main coroutine";
2877	return;	3823	return;
2878	}	3824	}
2879		3825
		3826	return if $RELOAD++;
		3827
		3828	my $t1 = AE::time;
		3829
		3830	while ($RELOAD) {
2880	warn "reloading...";	3831	warn "reloading...";
2881		3832
2882	warn "entering sync_job";	3833	warn "entering sync_job";
2883		3834
2884	cf::sync_job {	3835	cf::sync_job {
2885	cf::write_runtime; # external watchdog should not bark	3836	cf::write_runtime_sync; # external watchdog should not bark
2886	cf::emergency_save;	3837	cf::emergency_save;
2887	cf::write_runtime; # external watchdog should not bark	3838	cf::write_runtime_sync; # external watchdog should not bark
2888		3839
2889	warn "syncing database to disk";	3840	warn "syncing database to disk";
2890	BDB::db_env_txn_checkpoint $DB_ENV;	3841	BDB::db_env_txn_checkpoint $DB_ENV;
2891		3842
2892	# if anything goes wrong in here, we should simply crash as we already saved	3843	# if anything goes wrong in here, we should simply crash as we already saved
2893		3844
2894	warn "cancelling all WF_AUTOCANCEL watchers";
2895	for (Event::all_watchers) {
2896	$_->cancel if $_->data & WF_AUTOCANCEL;
2897	}
2898
2899	warn "flushing outstanding aio requests";	3845	warn "flushing outstanding aio requests";
2900	for (;;) {
2901	BDB::flush;
2902	IO::AIO::flush;
2903	Coro::cede;
2904	last unless IO::AIO::nreqs || BDB::nreqs;	3846	while (IO::AIO::nreqs || BDB::nreqs) {
2905	warn "iterate...";	3847	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
2906	}
2907
2908	++$RELOAD;
2909
2910	warn "cancelling all extension coros";
2911	$_->cancel for values %EXT_CORO;
2912	%EXT_CORO = ();
2913
2914	warn "removing commands";
2915	%COMMAND = ();
2916
2917	warn "removing ext/exti commands";
2918	%EXTCMD = ();
2919	%EXTICMD = ();
2920
2921	warn "unloading/nuking all extensions";
2922	for my $pkg (@EXTS) {
2923	warn "... unloading $pkg";
2924
2925	if (my $cb = $pkg->can ("unload")) {
2926	eval {
2927	$cb->($pkg);
2928	1
2929	} or warn "$pkg unloaded, but with errors: $@";
2930	}	3848	}
2931		3849
2932	warn "... nuking $pkg";	3850	warn "cancelling all extension coros";
2933	Symbol::delete_package $pkg;	3851	$_->cancel for values %EXT_CORO;
2934	}	3852	%EXT_CORO = ();
2935		3853
2936	warn "unloading all perl modules loaded from $LIBDIR";	3854	warn "removing commands";
2937	while (my ($k, $v) = each %INC) {	3855	%COMMAND = ();
2938	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2939		3856
		3857	warn "removing ext/exti commands";
		3858	%EXTCMD = ();
		3859	%EXTICMD = ();
		3860
		3861	warn "unloading/nuking all extensions";
		3862	for my $pkg (@EXTS) {
2940	warn "... unloading $k";	3863	warn "... unloading $pkg";
2941	delete $INC{$k};
2942		3864
2943	$k =~ s/\.pm$//;
2944	$k =~ s/\//::/g;
2945
2946	if (my $cb = $k->can ("unload_module")) {	3865	if (my $cb = $pkg->can ("unload")) {
		3866	eval {
2947	$cb->();	3867	$cb->($pkg);
		3868	1
		3869	} or warn "$pkg unloaded, but with errors: $@";
		3870	}
		3871
		3872	warn "... clearing $pkg";
		3873	clear_package $pkg;
2948	}	3874	}
2949		3875
2950	Symbol::delete_package $k;	3876	warn "unloading all perl modules loaded from $LIBDIR";
		3877	while (my ($k, $v) = each %INC) {
		3878	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3879
		3880	warn "... unloading $k";
		3881	delete $INC{$k};
		3882
		3883	$k =~ s/\.pm$//;
		3884	$k =~ s/\//::/g;
		3885
		3886	if (my $cb = $k->can ("unload_module")) {
		3887	$cb->();
		3888	}
		3889
		3890	clear_package $k;
2951	}	3891	}
2952		3892
2953	warn "getting rid of safe::, as good as possible";	3893	warn "getting rid of safe::, as good as possible";
2954	Symbol::delete_package "safe::$_"	3894	clear_package "safe::$_"
2955	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3895	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2956		3896
2957	warn "unloading cf.pm \"a bit\"";	3897	warn "unloading cf.pm \"a bit\"";
2958	delete $INC{"cf.pm"};	3898	delete $INC{"cf.pm"};
2959	delete $INC{"cf/pod.pm"};	3899	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
2960		3900
2961	# don't, removes xs symbols, too,	3901	# don't, removes xs symbols, too,
2962	# and global variables created in xs	3902	# and global variables created in xs
2963	#Symbol::delete_package __PACKAGE__;	3903	#clear_package __PACKAGE__;
2964		3904
2965	warn "unload completed, starting to reload now";	3905	warn "unload completed, starting to reload now";
2966		3906
2967	warn "reloading cf.pm";	3907	warn "reloading cf.pm";
2968	require cf;	3908	require cf;
2969	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3909	cf::_connect_to_perl_1;
2970		3910
2971	warn "loading config and database again";	3911	warn "loading config and database again";
2972	cf::cfg_load;	3912	cf::reload_config;
2973		3913
2974	warn "loading extensions";	3914	warn "loading extensions";
2975	cf::load_extensions;	3915	cf::load_extensions;
2976		3916
		3917	if ($REATTACH_ON_RELOAD) {
2977	warn "reattaching attachments to objects/players";	3918	warn "reattaching attachments to objects/players";
2978	_global_reattach; # objects, sockets	3919	_global_reattach; # objects, sockets
2979	warn "reattaching attachments to maps";	3920	warn "reattaching attachments to maps";
2980	reattach $_ for values %MAP;	3921	reattach $_ for values %MAP;
2981	warn "reattaching attachments to players";	3922	warn "reattaching attachments to players";
2982	reattach $_ for values %PLAYER;	3923	reattach $_ for values %PLAYER;
		3924	}
2983		3925
		3926	warn "running post_init jobs";
		3927	(pop @POST_INIT)->(1) while @POST_INIT;
		3928
2984	warn "leaving sync_job";	3929	warn "leaving sync_job";
2985		3930
2986	1	3931	1
2987	} or do {	3932	} or do {
2988	warn $@;	3933	warn $@;
2989	warn "error while reloading, exiting.";	3934	cf::cleanup "error while reloading, exiting.";
2990	exit 1;
2991	};	3935	};
2992		3936
2993	warn "reloaded";	3937	warn "reloaded";
		3938	--$RELOAD;
		3939	}
		3940
		3941	$t1 = AE::time - $t1;
		3942	warn "reload completed in ${t1}s\n";
2994	};	3943	};
2995		3944
2996	our $RELOAD_WATCHER; # used only during reload	3945	our $RELOAD_WATCHER; # used only during reload
2997		3946
2998	sub reload_perl() {	3947	sub reload_perl() {
2999	# doing reload synchronously and two reloads happen back-to-back,	3948	# doing reload synchronously and two reloads happen back-to-back,
3000	# coro crashes during coro_state_free->destroy here.	3949	# coro crashes during coro_state_free->destroy here.
3001		3950
3002	$RELOAD_WATCHER ||= Event->timer (	3951	$RELOAD_WATCHER ||= cf::async {
3003	reentrant => 0,	3952	Coro::AIO::aio_wait cache_extensions;
3004	after => 0,	3953
3005	data => WF_AUTOCANCEL,	3954	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3006	cb => sub {
3007	do_reload_perl;	3955	do_reload_perl;
3008	undef $RELOAD_WATCHER;	3956	undef $RELOAD_WATCHER;
3009	},	3957	};
3010	);	3958	};
3011	}	3959	}
3012		3960
3013	register_command "reload" => sub {	3961	register_command "reload" => sub {
3014	my ($who, $arg) = @_;	3962	my ($who, $arg) = @_;
3015		3963
3016	if ($who->flag (FLAG_WIZ)) {	3964	if ($who->flag (FLAG_WIZ)) {
3017	$who->message ("reloading server.");	3965	$who->message ("reloading server.");
		3966	async {
		3967	$Coro::current->{desc} = "perl_reload";
3018	async { reload_perl };	3968	reload_perl;
		3969	};
3019	}	3970	}
3020	};	3971	};
3021		3972
3022	unshift @INC, $LIBDIR;	3973	unshift @INC, $LIBDIR;
3023		3974
…		…
3025		3976
3026	our @WAIT_FOR_TICK;	3977	our @WAIT_FOR_TICK;
3027	our @WAIT_FOR_TICK_BEGIN;	3978	our @WAIT_FOR_TICK_BEGIN;
3028		3979
3029	sub wait_for_tick {	3980	sub wait_for_tick {
3030	return unless $TICK_WATCHER->is_active;
3031	return if $Coro::current == $Coro::main;	3981	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3032		3982
3033	my $signal = new Coro::Signal;	3983	my $signal = new Coro::Signal;
3034	push @WAIT_FOR_TICK, $signal;	3984	push @WAIT_FOR_TICK, $signal;
3035	$signal->wait;	3985	$signal->wait;
3036	}	3986	}
3037		3987
3038	sub wait_for_tick_begin {	3988	sub wait_for_tick_begin {
3039	return unless $TICK_WATCHER->is_active;
3040	return if $Coro::current == $Coro::main;	3989	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3041		3990
3042	my $signal = new Coro::Signal;	3991	my $signal = new Coro::Signal;
3043	push @WAIT_FOR_TICK_BEGIN, $signal;	3992	push @WAIT_FOR_TICK_BEGIN, $signal;
3044	$signal->wait;	3993	$signal->wait;
3045	}	3994	}
3046		3995
3047	my $min = 1e6;#d#	3996	sub tick {
3048	my $avg = 10;
3049	$TICK_WATCHER = Event->timer (
3050	reentrant => 0,
3051	parked => 1,
3052	prio => 0,
3053	at => $NEXT_TICK || $TICK,
3054	data => WF_AUTOCANCEL,
3055	cb => sub {
3056	if ($Coro::current != $Coro::main) {	3997	if ($Coro::current != $Coro::main) {
3057	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3998	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3058	unless ++$bug_warning > 10;	3999	unless ++$bug_warning > 10;
3059	return;	4000	return;
3060	}	4001	}
3061		4002
3062	$NOW = $tick_start = Event::time;
3063
3064	cf::server_tick; # one server iteration	4003	cf::server_tick; # one server iteration
3065		4004
3066	0 && sync_job {#d#	4005	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3067	for(1..10) {
3068	my $t = Event::time;
3069	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3070	or die;
3071		4006
3072	$map->width (50);	4007	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3073	$map->height (50);	4008	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3074	$map->alloc;	4009	Coro::async_pool {
3075	$map->_load_objects ("/tmp/x.map", 1);	4010	$Coro::current->{desc} = "runtime saver";
3076	my $t = Event::time - $t;	4011	write_runtime_sync
3077		4012	or warn "ERROR: unable to write runtime file: $!";
3078	#next unless $t < 0.0013;#d#
3079	if ($t < $min) {
3080	$min = $t;
3081	}
3082	$avg = $avg * 0.99 + $t * 0.01;
3083	}
3084	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3085	exit 0;
3086	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3087	};	4013	};
		4014	}
3088		4015
3089	$RUNTIME += $TICK;
3090	$NEXT_TICK += $TICK;
3091
3092	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3093	$NEXT_RUNTIME_WRITE = $NOW + 10;
3094	Coro::async_pool {
3095	write_runtime
3096	or warn "ERROR: unable to write runtime file: $!";
3097	};
3098	}
3099
3100	# my $AFTER = Event::time;
3101	# warn $AFTER - $NOW;#d#
3102
3103	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4016	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3104	$sig->send;	4017	$sig->send;
3105	}	4018	}
3106	while (my $sig = shift @WAIT_FOR_TICK) {	4019	while (my $sig = shift @WAIT_FOR_TICK) {
3107	$sig->send;	4020	$sig->send;
3108	}	4021	}
3109		4022
3110	$NOW = Event::time;	4023	$LOAD = ($NOW - $TICK_START) / $TICK;
3111
3112	# if we are delayed by four ticks or more, skip them all
3113	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3114
3115	$TICK_WATCHER->at ($NEXT_TICK);
3116	$TICK_WATCHER->start;
3117
3118	$LOAD = ($NOW - $tick_start) / $TICK;
3119	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4024	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3120		4025
3121	_post_tick;	4026	if (0) {
3122		4027	if ($NEXT_TICK) {
3123		4028	my $jitter = $TICK_START - $NEXT_TICK;
		4029	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4030	warn "jitter $JITTER\n";#d#
		4031	}
3124	},	4032	}
3125	);	4033	}
3126		4034
3127	{	4035	{
3128	BDB::max_poll_time $TICK * 0.1;	4036	# configure BDB
3129	$BDB_POLL_WATCHER = Event->io (	4037
3130	reentrant => 0,
3131	fd => BDB::poll_fileno,
3132	poll => 'r',
3133	prio => 0,
3134	data => WF_AUTOCANCEL,
3135	cb => \&BDB::poll_cb,
3136	);
3137	BDB::min_parallel 8;	4038	BDB::min_parallel 16;
3138		4039	BDB::max_poll_reqs $TICK * 0.1;
3139	BDB::set_sync_prepare {	4040	$AnyEvent::BDB::WATCHER->priority (1);
3140	my $status;
3141	my $current = $Coro::current;
3142	(
3143	sub {
3144	$status = $!;
3145	$current->ready; undef $current;
3146	},
3147	sub {
3148	Coro::schedule while defined $current;
3149	$! = $status;
3150	},
3151	)
3152	};
3153		4041
3154	unless ($DB_ENV) {	4042	unless ($DB_ENV) {
3155	$DB_ENV = BDB::db_env_create;	4043	$DB_ENV = BDB::db_env_create;
		4044	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4045	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4046	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4047	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4048	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3156		4049
3157	cf::sync_job {	4050	cf::sync_job {
3158	eval {	4051	eval {
3159	BDB::db_env_open	4052	BDB::db_env_open
3160	$DB_ENV,	4053	$DB_ENV,
…		…
3162	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4055	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3163	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4056	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3164	0666;	4057	0666;
3165		4058
3166	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4059	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3167
3168	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3169	$DB_ENV->set_lk_detect;
3170	};	4060	};
3171		4061
3172	cf::cleanup "db_env_open(db): $@" if $@;	4062	cf::cleanup "db_env_open(db): $@" if $@;
3173	};	4063	};
3174	}	4064	}
		4065
		4066	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4067	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4068	};
		4069	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4070	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4071	};
		4072	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4073	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4074	};
3175	}	4075	}
3176		4076
3177	{	4077	{
		4078	# configure IO::AIO
		4079
3178	IO::AIO::min_parallel 8;	4080	IO::AIO::min_parallel 8;
3179
3180	undef $Coro::AIO::WATCHER;
3181	IO::AIO::max_poll_time $TICK * 0.1;	4081	IO::AIO::max_poll_time $TICK * 0.1;
3182	$AIO_POLL_WATCHER = Event->io (	4082	undef $AnyEvent::AIO::WATCHER;
3183	reentrant => 0,
3184	data => WF_AUTOCANCEL,
3185	fd => IO::AIO::poll_fileno,
3186	poll => 'r',
3187	prio => 6,
3188	cb => \&IO::AIO::poll_cb,
3189	);
3190	}	4083	}
3191		4084
3192	my $_log_backtrace;	4085	my $_log_backtrace;
3193		4086
3194	sub _log_backtrace {	4087	sub _log_backtrace {
…		…
3197	$msg =~ s/\n//;	4090	$msg =~ s/\n//;
3198		4091
3199	# limit the # of concurrent backtraces	4092	# limit the # of concurrent backtraces
3200	if ($_log_backtrace < 2) {	4093	if ($_log_backtrace < 2) {
3201	++$_log_backtrace;	4094	++$_log_backtrace;
		4095	my $perl_bt = Carp::longmess $msg;
3202	async {	4096	async {
		4097	$Coro::current->{desc} = "abt $msg";
		4098
3203	my @bt = fork_call {	4099	my @bt = fork_call {
3204	@addr = map { sprintf "%x", $_ } @addr;	4100	@addr = map { sprintf "%x", $_ } @addr;
3205	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4101	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3206	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4102	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3207	or die "addr2line: $!";	4103	or die "addr2line: $!";
…		…
3215	}	4111	}
3216		4112
3217	@funcs	4113	@funcs
3218	};	4114	};
3219		4115
3220	LOG llevInfo, "[ABT] $msg\n";	4116	LOG llevInfo, "[ABT] $perl_bt\n";
		4117	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3221	LOG llevInfo, "[ABT] $_\n" for @bt;	4118	LOG llevInfo, "[ABT] $_\n" for @bt;
3222	--$_log_backtrace;	4119	--$_log_backtrace;
3223	};	4120	};
3224	} else {	4121	} else {
3225	LOG llevInfo, "[ABT] $msg\n";	4122	LOG llevInfo, "[ABT] $msg\n";
3226	LOG llevInfo, "[ABT] [suppressed]\n";	4123	LOG llevInfo, "[ABT] [suppressed]\n";
3227	}	4124	}
3228	}	4125	}
3229		4126
3230	# load additional modules	4127	# load additional modules
3231	use cf::pod;	4128	require "cf/$_.pm" for @EXTRA_MODULES;
		4129	cf::_connect_to_perl_2;
3232		4130
3233	END { cf::emergency_save }	4131	END { cf::emergency_save }
3234		4132
3235	1	4133	1
3236		4134

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