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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.289 by root, Sat Jun 30 03:00:54 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
25	use JSON::XS 1.4 ();	55	use JSON::XS 2.01 ();
26	use BDB ();	56	use BDB ();
27	use Data::Dumper;	57	use Data::Dumper;
28	use Digest::MD5;
29	use Fcntl;	58	use Fcntl;
30	use YAML::Syck ();	59	use YAML::XS ();
31	use IO::AIO 2.32 ();	60	use IO::AIO ();
32	use Time::HiRes;	61	use Time::HiRes;
33	use Compress::LZF;	62	use Compress::LZF;
		63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
34		66
35	# configure various modules to our taste	67	# configure various modules to our taste
36	#	68	#
37	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
38	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";
39	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
40		77
41	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
42		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
43	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
44	$YAML::Syck::ImplicitUnicode = 1;
45
46	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
47		80
48	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
49		82
50	our %COMMAND = ();	83	our %COMMAND = ();
51	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
54	our %EXTCMD = ();	87	our %EXTCMD = ();
55	our %EXTICMD = ();	88	our %EXTICMD = ();
56	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
57	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
58		91
59	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
60	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
61		96
62	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
63	our $DATADIR = datadir;	98	our $DATADIR = datadir;
64	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
65	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
66	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
67	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
68	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
69	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
70	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
71	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
72	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;
73		118
74	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
75	our $TICK_WATCHER;
76	our $AIO_POLL_WATCHER;
77	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
78	our $NEXT_TICK;	121	our $NEXT_TICK;
79	our $NOW;
80	our $USE_FSYNC = 1; # use fsync to write maps - default off	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
81		123
		124	our $BDB_DEADLOCK_WATCHER;
		125	our $BDB_CHECKPOINT_WATCHER;
82	our $BDB_POLL_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
83	our $DB_ENV;	127	our $DB_ENV;
		128
		129	our @EXTRA_MODULES = qw(pod match mapscript);
84		130
85	our %CFG;	131	our %CFG;
86		132
87	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
88	our $RUNTIME;	134	our $RUNTIME;
		135	our $NOW;
89		136
90	our %PLAYER; # all users	137	our (%PLAYER, %PLAYER_LOADING); # all users
91	our %MAP; # all maps	138	our (%MAP, %MAP_LOADING ); # all maps
92	our $LINK_MAP; # the special {link} map, which is always available	139	our $LINK_MAP; # the special {link} map, which is always available
93		140
94	# 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 ∕
95	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	142	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
96		143
97	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)
98	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
		146	our $JITTER; # average jitter
99	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 $REALLY_UNLOOP; # never set to true, please :)
100		153
101	binmode STDOUT;	154	binmode STDOUT;
102	binmode STDERR;	155	binmode STDERR;
103		156
104	# read virtual server time, if available	157	# read virtual server time, if available
105	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
106	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
107	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
108	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
109	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
110		165
111	mkdir $_	166	mkdir $_
112	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
113		168
114	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
115		170
116	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::"} };
117		187
118	#############################################################################	188	#############################################################################
119		189
120	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
121		191
…		…
157		227
158	The raw value load value from the last tick.	228	The raw value load value from the last tick.
159		229
160	=item %cf::CFG	230	=item %cf::CFG
161		231
162	Configuration for the server, loaded from C</etc/crossfire/config>, or	232	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
163	from wherever your confdir points to.	233	from wherever your confdir points to.
164		234
165	=item cf::wait_for_tick, cf::wait_for_tick_begin	235	=item cf::wait_for_tick, cf::wait_for_tick_begin
166		236
167	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
168	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
169	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.
170		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
171	=back	253	=back
172		254
173	=cut	255	=cut
174		256
175	BEGIN {	257	$Coro::State::WARNHOOK = sub {
176	*CORE::GLOBAL::warn = sub {
177	my $msg = join "", @_;	258	my $msg = join "", @_;
178		259
179	$msg .= "\n"	260	$msg .= "\n"
180	unless $msg =~ /\n$/;	261	unless $msg =~ /\n$/;
181		262
182	$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;
183		264
184	utf8::encode $msg;
185	LOG llevError, $msg;	265	LOG llevError, $msg;
186	};	266	};
187	}	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	};
188		281
189	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	282	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
190	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	283	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
191	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	284	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
192	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	285	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
199	for my $pkg (qw(	292	for my $pkg (qw(
200	cf::global cf::attachable	293	cf::global cf::attachable
201	cf::object cf::object::player	294	cf::object cf::object::player
202	cf::client cf::player	295	cf::client cf::player
203	cf::arch cf::living	296	cf::arch cf::living
		297	cf::map cf::mapspace
204	cf::map cf::party cf::region	298	cf::party cf::region
205	)) {	299	)) {
206	no strict 'refs';
207	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	300	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
208	}	301	}
209		302
210	$Event::DIED = sub {	303	$EV::DIED = sub {
211	warn "error in event callback: @_";	304	Carp::cluck "error in event callback: @_";
212	};	305	};
213		306
214	#############################################################################	307	#############################################################################
215		308
216	=head2 UTILITY FUNCTIONS	309	=head2 UTILITY FUNCTIONS
…		…
238	$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;
239	$d	332	$d
240	} || "[unable to dump $_[0]: '$@']";	333	} || "[unable to dump $_[0]: '$@']";
241	}	334	}
242		335
243	=item $ref = cf::from_json $json	336	=item $ref = cf::decode_json $json
244		337
245	Converts a JSON string into the corresponding perl data structure.	338	Converts a JSON string into the corresponding perl data structure.
246		339
247	=item $json = cf::to_json $ref	340	=item $json = cf::encode_json $ref
248		341
249	Converts a perl data structure into its JSON representation.	342	Converts a perl data structure into its JSON representation.
250		343
251	=cut	344	=cut
252		345
253	our $json_coder = JSON::XS->new->convert_blessed->utf8->max_size (1e6); # accept ~1mb max	346	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
254		347
255	sub to_json ($) { $json_coder->encode ($_[0]) }	348	sub encode_json($) { $json_coder->encode ($_[0]) }
256	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	}
257		364
258	=item cf::lock_wait $string	365	=item cf::lock_wait $string
259		366
260	Wait until the given lock is available. See cf::lock_acquire.	367	Wait until the given lock is available. See cf::lock_acquire.
261		368
262	=item my $lock = cf::lock_acquire $string	369	=item my $lock = cf::lock_acquire $string
263		370
264	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
265	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,
266	for example when the coroutine gets canceled), the lock is automatically	373	for example when the coroutine gets canceled), the lock is automatically
267	returned.	374	returned.
268		375
		376	Locks are *not* recursive, locking from the same coro twice results in a
		377	deadlocked coro.
		378
269	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
270	uses map_find and cf::map::load uses map_load).	380	uses map_find and cf::map::load uses map_load).
271		381
272	=item $locked = cf::lock_active $string	382	=item $locked = cf::lock_active $string
273		383
274	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.
275		385
276	=cut	386	=cut
277		387
278	our %LOCK;	388	our $LOCKS = new Coro::SemaphoreSet;
279		389
280	sub lock_wait($) {	390	sub lock_wait($) {
281	my ($key) = @_;	391	$LOCKS->wait ($_[0]);
282
283	# wait for lock, if any
284	while ($LOCK{$key}) {
285	push @{ $LOCK{$key} }, $Coro::current;
286	Coro::schedule;
287	}
288	}	392	}
289		393
290	sub lock_acquire($) {	394	sub lock_acquire($) {
291	my ($key) = @_;	395	$LOCKS->guard ($_[0])
292
293	# wait, to be sure we are not locked
294	lock_wait $key;
295
296	$LOCK{$key} = [];
297
298	Coro::guard {
299	# wake up all waiters, to be on the safe side
300	$_->ready for @{ delete $LOCK{$key} };
301	}
302	}	396	}
303		397
304	sub lock_active($) {	398	sub lock_active($) {
305	my ($key) = @_;	399	$LOCKS->count ($_[0]) < 1
306
307	! ! $LOCK{$key}
308	}	400	}
309		401
310	sub freeze_mainloop {	402	sub freeze_mainloop {
311	return unless $TICK_WATCHER->is_active;	403	tick_inhibit_inc;
312		404
313	my $guard = Coro::guard {	405	&Guard::guard (\&tick_inhibit_dec);
314	$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($$) {
		416	my ($interval, $cb) = @_;
		417
		418	my $start = rand List::Util::min 180, $interval;
		419
		420	EV::periodic $start, $interval, 0, $cb
		421	}
		422
		423	=item cf::get_slot $time[, $priority[, $name]]
		424
		425	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		426	This call blocks and returns only when you have at least C<$time> seconds
		427	of cpu time till the next tick. The slot is only valid till the next cede.
		428
		429	The optional C<$name> can be used to identify the job to run. It might be
		430	used for statistical purposes and should identify the same time-class.
		431
		432	Useful for short background jobs.
		433
		434	=cut
		435
		436	our @SLOT_QUEUE;
		437	our $SLOT_QUEUE;
		438	our $SLOT_DECAY = 0.9;
		439
		440	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		441	$SLOT_QUEUE = Coro::async {
		442	$Coro::current->desc ("timeslot manager");
		443
		444	my $signal = new Coro::Signal;
		445	my $busy;
		446
		447	while () {
		448	next_job:
		449
		450	my $avail = cf::till_tick;
		451
		452	for (0 .. $#SLOT_QUEUE) {
		453	if ($SLOT_QUEUE[$_][0] <= $avail) {
		454	$busy = 0;
		455	my $job = splice @SLOT_QUEUE, $_, 1, ();
		456	$job->[2]->send;
		457	Coro::cede;
		458	goto next_job;
		459	} else {
		460	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
		461	}
		462	}
		463
		464	if (@SLOT_QUEUE) {
		465	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		466	push @cf::WAIT_FOR_TICK, $signal;
		467	$signal->wait;
		468	} else {
		469	$busy = 0;
		470	Coro::schedule;
		471	}
315	};	472	}
316	$TICK_WATCHER->stop;	473	};
317	$guard	474
		475	sub get_slot($;$$) {
		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	$sig->wait;
318	}	488	}
319		489
320	=item cf::async { BLOCK }	490	=item cf::async { BLOCK }
321		491
322	Currently the same as Coro::async_pool, meaning you cannot use	492	Currently the same as Coro::async_pool, meaning you cannot use
…		…
327		497
328	BEGIN { *async = \&Coro::async_pool }	498	BEGIN { *async = \&Coro::async_pool }
329		499
330	=item cf::sync_job { BLOCK }	500	=item cf::sync_job { BLOCK }
331		501
332	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	502	The design of Deliantra requires that the main coroutine ($Coro::main)
333	is always able to handle events or runnable, as Crossfire TRT is only	503	is always able to handle events or runnable, as Deliantra is only
334	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	504	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
335	acceptable.	505	acceptable.
336		506
337	If it must be done, put the blocking parts into C<sync_job>. This will run	507	If it must be done, put the blocking parts into C<sync_job>. This will run
338	the given BLOCK in another coroutine while waiting for the result. The	508	the given BLOCK in another coroutine while waiting for the result. The
…		…
343		513
344	sub sync_job(&) {	514	sub sync_job(&) {
345	my ($job) = @_;	515	my ($job) = @_;
346		516
347	if ($Coro::current == $Coro::main) {	517	if ($Coro::current == $Coro::main) {
348	my $time = Event::time;	518	my $time = AE::time;
349		519
350	# this is the main coro, too bad, we have to block	520	# this is the main coro, too bad, we have to block
351	# till the operation succeeds, freezing the server :/	521	# till the operation succeeds, freezing the server :/
352		522
353	# TODO: use suspend/resume instead	523	LOG llevError, Carp::longmess "sync job";#d#
354	# (but this is cancel-safe)	524
355	my $freeze_guard = freeze_mainloop;	525	my $freeze_guard = freeze_mainloop;
356		526
357	my $busy = 1;	527	my $busy = 1;
358	my @res;	528	my @res;
359		529
360	(async {	530	(async {
		531	$Coro::current->desc ("sync job coro");
361	@res = eval { $job->() };	532	@res = eval { $job->() };
362	warn $@ if $@;	533	warn $@ if $@;
363	undef $busy;	534	undef $busy;
364	})->prio (Coro::PRIO_MAX);	535	})->prio (Coro::PRIO_MAX);
365		536
366	while ($busy) {	537	while ($busy) {
367	Coro::cede or Event::one_event;	538	if (Coro::nready) {
		539	Coro::cede_notself;
		540	} else {
		541	EV::loop EV::LOOP_ONESHOT;
368	}	542	}
		543	}
369		544
370	$time = Event::time - $time;	545	my $time = AE::time - $time;
371		546
372	LOG llevError | logBacktrace, Carp::longmess "long sync job"
373	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
374
375	$tick_start += $time; # do not account sync jobs to server load	547	$TICK_START += $time; # do not account sync jobs to server load
376		548
377	wantarray ? @res : $res[0]	549	wantarray ? @res : $res[0]
378	} else {	550	} else {
379	# we are in another coroutine, how wonderful, everything just works	551	# we are in another coroutine, how wonderful, everything just works
380		552
…		…
405	=item fork_call { }, $args	577	=item fork_call { }, $args
406		578
407	Executes the given code block with the given arguments in a seperate	579	Executes the given code block with the given arguments in a seperate
408	process, returning the results. Everything must be serialisable with	580	process, returning the results. Everything must be serialisable with
409	Coro::Storable. May, of course, block. Note that the executed sub may	581	Coro::Storable. May, of course, block. Note that the executed sub may
410	never block itself or use any form of Event handling.	582	never block itself or use any form of event handling.
411		583
412	=cut	584	=cut
413		585
414	sub fork_call(&@) {	586	sub fork_call(&@) {
415	my ($cb, @args) = @_;	587	my ($cb, @args) = @_;
416		588
417	# 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,
418	# or die "socketpair: $!";	590	# otherwise perl prematurely frees the stuff :/
419	pipe my $fh1, my $fh2	591	# TODO: investigate and fix (likely this will be rather laborious)
420	or die "pipe: $!";
421		592
422	if (my $pid = fork) {	593	my @res = Coro::Util::fork_eval {
423	close $fh2;
424
425	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
426	$res = Coro::Storable::thaw $res;
427
428	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
429
430	die $$res unless "ARRAY" eq ref $res;
431
432	return wantarray ? @$res : $res->[-1];
433	} else {
434	reset_signals;	594	reset_signals;
435	local $SIG{__WARN__};	595	&$cb
436	local $SIG{__DIE__};	596	}, @args;
437	eval {
438	close $fh1;
439		597
440	my @res = eval { $cb->(@args) };	598	wantarray ? @res : $res[-1]
441	syswrite $fh2, Coro::Storable::freeze +($@ ? \"$@" : \@res);	599	}
442	};
443		600
444	warn $@ if $@;	601	sub objinfo {
445	_exit 0;
446	}	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
447	}	637	}
448		638
449	=item $value = cf::db_get $family => $key	639	=item $value = cf::db_get $family => $key
450		640
451	Returns a single value from the environment database.	641	Returns a single value from the environment database.
…		…
453	=item cf::db_put $family => $key => $value	643	=item cf::db_put $family => $key => $value
454		644
455	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
456	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).
457		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
458	=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	}
459		671
460	our $DB;	672	our $DB;
461		673
462	sub db_init {	674	sub db_init {
463	unless ($DB) {
464	$DB = BDB::db_create $DB_ENV;
465
466	cf::sync_job {	675	cf::sync_job {
467	eval {	676	$DB ||= db_table "db";
468	$DB->set_flags (BDB::CHKSUM);
469
470	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
471	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
472	cf::cleanup "db_open(db): $!" if $!;
473	};
474	cf::cleanup "db_open(db): $@" if $@;
475	};
476	}	677	};
477	}	678	}
478		679
479	sub db_get($$) {	680	sub db_get($$) {
480	my $key = "$_[0]/$_[1]";	681	my $key = "$_[0]/$_[1]";
481		682
…		…
531	if (1) {	732	if (1) {
532	$md5 =	733	$md5 =
533	join "\x00",	734	join "\x00",
534	$processversion,	735	$processversion,
535	map {	736	map {
536	Coro::cede;	737	cf::cede_to_tick;
537	($src->[$_], Digest::MD5::md5_hex $data[$_])	738	($src->[$_], Digest::MD5::md5_hex $data[$_])
538	} 0.. $#$src;	739	} 0.. $#$src;
539		740
540		741
541	my $dbmd5 = db_get cache => "$id/md5";	742	my $dbmd5 = db_get cache => "$id/md5";
…		…
579		780
580	#############################################################################	781	#############################################################################
581		782
582	=head2 ATTACHABLE OBJECTS	783	=head2 ATTACHABLE OBJECTS
583		784
584	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
585	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")
586	to it. All such attachable objects support the following methods.	787	to it. All such attachable objects support the following methods.
587		788
588	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>
589	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
590	Crossfire TRT).	791	Deliantra).
591		792
592	=over 4	793	=over 4
593		794
594	=item $attachable->attach ($attachment, key => $value...)	795	=item $attachable->attach ($attachment, key => $value...)
595		796
…		…
639	=item cf::CLASS::attachment $name, ...	840	=item cf::CLASS::attachment $name, ...
640		841
641	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
642	given CLASS can refer to this attachment.	843	given CLASS can refer to this attachment.
643		844
644	Some classes such as crossfire maps and objects can specify attachments	845	Some classes such as deliantra maps and objects can specify attachments
645	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.
646		847
647	These calls expect any number of the following handler/hook descriptions:	848	These calls expect any number of the following handler/hook descriptions:
648		849
649	=over 4	850	=over 4
…		…
847	";	1048	";
848	die if $@;	1049	die if $@;
849	}	1050	}
850		1051
851	our $override;	1052	our $override;
852	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?
853		1054
854	sub override {	1055	sub override {
855	$override = 1;	1056	$override = 1;
856	@invoke_results = ();	1057	@INVOKE_RESULTS = (@_);
857	}	1058	}
858		1059
859	sub do_invoke {	1060	sub do_invoke {
860	my $event = shift;	1061	my $event = shift;
861	my $callbacks = shift;	1062	my $callbacks = shift;
862		1063
863	@invoke_results = ();	1064	@INVOKE_RESULTS = ();
864		1065
865	local $override;	1066	local $override;
866		1067
867	for (@$callbacks) {	1068	for (@$callbacks) {
868	eval { &{$_->[1]} };	1069	eval { &{$_->[1]} };
…		…
877	}	1078	}
878		1079
879	0	1080	0
880	}	1081	}
881		1082
882	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1083	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
883		1084
884	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1085	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
885		1086
886	Generate an object-specific event with the given arguments.	1087	Generate an object-specific event with the given arguments.
887		1088
888	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
889	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
890	results (if you must, access C<@cf::invoke_results> directly).	1091	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
891		1092
892	=back	1093	=back
893		1094
894	=cut	1095	=cut
895		1096
896	#############################################################################	1097	#############################################################################
897	# 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	}
898		1141
899	sub reattach {	1142	sub reattach {
900	# basically do the same as instantiate, without calling instantiate	1143	# basically do the same as instantiate, without calling instantiate
901	my ($obj) = @_;	1144	my ($obj) = @_;
902		1145
		1146	# no longer needed after getting rid of delete_package?
903	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
904		1148
905	my $registry = $obj->registry;	1149	my $registry = $obj->registry;
906		1150
907	@$registry = ();	1151	@$registry = ();
908		1152
…		…
923	cf::attachable->attach (	1167	cf::attachable->attach (
924	prio => -1000000,	1168	prio => -1000000,
925	on_instantiate => sub {	1169	on_instantiate => sub {
926	my ($obj, $data) = @_;	1170	my ($obj, $data) = @_;
927		1171
928	$data = from_json $data;	1172	$data = decode_json $data;
929		1173
930	for (@$data) {	1174	for (@$data) {
931	my ($name, $args) = @$_;	1175	my ($name, $args) = @$_;
932		1176
933	$obj->attach ($name, %{$args || {} });	1177	$obj->attach ($name, %{$args || {} });
…		…
949	sub object_freezer_save {	1193	sub object_freezer_save {
950	my ($filename, $rdata, $objs) = @_;	1194	my ($filename, $rdata, $objs) = @_;
951		1195
952	sync_job {	1196	sync_job {
953	if (length $$rdata) {	1197	if (length $$rdata) {
		1198	utf8::decode (my $decname = $filename);
954	warn sprintf "saving %s (%d,%d)\n",	1199	warn sprintf "saving %s (%d,%d)\n",
955	$filename, length $$rdata, scalar @$objs;	1200	$decname, length $$rdata, scalar @$objs
		1201	if $VERBOSE_IO;
956		1202
957	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1203	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
958	chmod SAVE_MODE, $fh;	1204	aio_chmod $fh, SAVE_MODE;
959	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1205	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
960	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	}
961	close $fh;	1210	aio_close $fh;
962		1211
963	if (@$objs) {	1212	if (@$objs) {
964	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) {
965	chmod SAVE_MODE, $fh;	1214	aio_chmod $fh, SAVE_MODE;
966	my $data = Storable::nfreeze { version => 1, objs => $objs };	1215	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
967	aio_write $fh, 0, (length $data), $data, 0;	1216	aio_write $fh, 0, (length $data), $data, 0;
968	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	}
969	close $fh;	1221	aio_close $fh;
970	aio_rename "$filename.pst~", "$filename.pst";	1222	aio_rename "$filename.pst~", "$filename.pst";
971	}	1223	}
972	} else {	1224	} else {
973	aio_unlink "$filename.pst";	1225	aio_unlink "$filename.pst";
974	}	1226	}
975		1227
976	aio_rename "$filename~", $filename;	1228	aio_rename "$filename~", $filename;
		1229
		1230	$filename =~ s%/[^/]+$%%;
		1231	aio_pathsync $filename if $cf::USE_FSYNC;
977	} else {	1232	} else {
978	warn "FATAL: $filename~: $!\n";	1233	warn "unable to save objects: $filename~: $!\n";
979	}	1234	}
980	} else {	1235	} else {
981	aio_unlink $filename;	1236	aio_unlink $filename;
982	aio_unlink "$filename.pst";	1237	aio_unlink "$filename.pst";
983	}	1238	}
984	}	1239	};
985	}	1240	}
986		1241
987	sub object_freezer_as_string {	1242	sub object_freezer_as_string {
988	my ($rdata, $objs) = @_;	1243	my ($rdata, $objs) = @_;
989		1244
…		…
1001	or return;	1256	or return;
1002		1257
1003	unless (aio_stat "$filename.pst") {	1258	unless (aio_stat "$filename.pst") {
1004	(aio_load "$filename.pst", $av) >= 0	1259	(aio_load "$filename.pst", $av) >= 0
1005	or return;	1260	or return;
		1261
1006	$av = eval { (Storable::thaw $av)->{objs} };	1262	my $st = eval { Coro::Storable::thaw $av };
		1263	$av = $st->{objs};
1007	}	1264	}
1008		1265
		1266	utf8::decode (my $decname = $filename);
1009	warn sprintf "loading %s (%d)\n",	1267	warn sprintf "loading %s (%d,%d)\n",
1010	$filename, length $data, scalar @{$av || []};	1268	$decname, length $data, scalar @{$av || []}
		1269	if $VERBOSE_IO;
		1270
1011	return ($data, $av);	1271	($data, $av)
1012	}	1272	}
1013		1273
1014	=head2 COMMAND CALLBACKS	1274	=head2 COMMAND CALLBACKS
1015		1275
1016	=over 4	1276	=over 4
…		…
1070	my ($name, $cb) = @_;	1330	my ($name, $cb) = @_;
1071		1331
1072	$EXTICMD{$name} = $cb;	1332	$EXTICMD{$name} = $cb;
1073	}	1333	}
1074		1334
		1335	use File::Glob ();
		1336
1075	cf::player->attach (	1337	cf::player->attach (
1076	on_command => sub {	1338	on_unknown_command => sub {
1077	my ($pl, $name, $params) = @_;	1339	my ($pl, $name, $params) = @_;
1078		1340
1079	my $cb = $COMMAND{$name}	1341	my $cb = $COMMAND{$name}
1080	or return;	1342	or return;
1081		1343
…		…
1086	cf::override;	1348	cf::override;
1087	},	1349	},
1088	on_extcmd => sub {	1350	on_extcmd => sub {
1089	my ($pl, $buf) = @_;	1351	my ($pl, $buf) = @_;
1090		1352
1091	my $msg = eval { from_json $buf };	1353	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1092		1354
1093	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
1094	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1363	if (my $cb = $EXTCMD{$type}) {
1095	if (my %reply = $cb->($pl, $msg)) {	1364	@reply = $cb->($pl, @payload);
1096	$pl->ext_reply ($msg->{msgid}, %reply);
1097	}
1098	}	1365	}
		1366
		1367	$pl->ext_reply ($reply, @reply)
		1368	if $reply;
		1369
1099	} else {	1370	} else {
1100	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1371	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1101	}	1372	}
1102		1373
1103	cf::override;	1374	cf::override;
1104	},	1375	},
1105	);	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	}
1106		1390
1107	sub load_extensions {	1391	sub load_extensions {
1108	cf::sync_job {	1392	cf::sync_job {
1109	my %todo;	1393	my %todo;
1110		1394
…		…
1130		1414
1131	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1415	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1132	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1416	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1133		1417
1134	$ext{source} =	1418	$ext{source} =
1135	"package $pkg; use strict; use utf8;\n"	1419	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1136	. "#line 1 \"$path\"\n{\n"	1420	. "#line 1 \"$path\"\n{\n"
1137	. $source	1421	. $source
1138	. "\n};\n1";	1422	. "\n};\n1";
1139		1423
1140	$todo{$base} = \%ext;	1424	$todo{$base} = \%ext;
1141	}	1425	}
1142		1426
		1427	my $pass = 0;
1143	my %done;	1428	my %done;
1144	while (%todo) {	1429	while (%todo) {
1145	my $progress;	1430	my $progress;
1146		1431
		1432	++$pass;
		1433
		1434	ext:
1147	while (my ($k, $v) = each %todo) {	1435	while (my ($k, $v) = each %todo) {
1148	for (split /,\s*/, $v->{meta}{depends}) {	1436	for (split /,\s*/, $v->{meta}{depends}) {
1149	goto skip	1437	next ext
1150	unless exists $done{$_};	1438	unless exists $done{$_};
1151	}	1439	}
1152		1440
1153	warn "... loading '$k' into '$v->{pkg}'\n";	1441	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1154		1442
1155	unless (eval $v->{source}) {	1443	my $active = eval $v->{source};
		1444
		1445	if (length $@) {
1156	my $msg = $@ ? "$v->{path}: $@\n"	1446	warn "$v->{path}: $@\n";
1157	: "$v->{base}: extension inactive.\n";
1158		1447
		1448	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1159	if (exists $v->{meta}{mandatory}) {	1449	if exists $v->{meta}{mandatory};
1160	warn $msg;	1450
1161	warn "mandatory extension failed to load, exiting.\n";	1451	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1162	exit 1;	1452	delete $todo{$k};
1163	}	1453	} else {
1164		1454	$done{$k} = delete $todo{$k};
1165	warn $msg;	1455	push @EXTS, $v->{pkg};
		1456	$progress = 1;
		1457
		1458	warn "$v->{base}: extension inactive.\n"
		1459	unless $active;
1166	}	1460	}
1167
1168	$done{$k} = delete $todo{$k};
1169	push @EXTS, $v->{pkg};
1170	$progress = 1;
1171	}	1461	}
1172		1462
1173	skip:	1463	unless ($progress) {
1174	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1464	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1175	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	}
1176	}	1471	}
1177	};	1472	};
1178	}	1473	}
1179		1474
1180	#############################################################################	1475	#############################################################################
1181		1476
1182	=back	1477	=back
1183		1478
1184	=head2 CORE EXTENSIONS	1479	=head2 CORE EXTENSIONS
1185		1480
1186	Functions and methods that extend core crossfire objects.	1481	Functions and methods that extend core deliantra objects.
1187		1482
1188	=cut	1483	=cut
1189		1484
1190	package cf::player;	1485	package cf::player;
1191		1486
1192	use Coro::AIO;	1487	use Coro::AIO;
1193		1488
1194	=head3 cf::player	1489	=head3 cf::player
1195		1490
1196	=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	}
1197		1506
1198	=item cf::player::find $login	1507	=item cf::player::find $login
1199		1508
1200	Returns the given player object, loading it if necessary (might block).	1509	Returns the given player object, loading it if necessary (might block).
1201		1510
…		…
1220		1529
1221	sub exists($) {	1530	sub exists($) {
1222	my ($login) = @_;	1531	my ($login) = @_;
1223		1532
1224	$cf::PLAYER{$login}	1533	$cf::PLAYER{$login}
1225	or cf::sync_job { !aio_stat path $login }	1534	or !aio_stat path $login
1226	}	1535	}
1227		1536
1228	sub find($) {	1537	sub find($) {
1229	return $cf::PLAYER{$_[0]} || do {	1538	return $cf::PLAYER{$_[0]} || do {
1230	my $login = $_[0];	1539	my $login = $_[0];
…		…
1237	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1546	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1238	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1547	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1239	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1548	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1240	aio_unlink +(playerdir $login) . "/$login.pl";	1549	aio_unlink +(playerdir $login) . "/$login.pl";
1241		1550
1242	my $pl = load_pl path $login	1551	my $f = new_from_file cf::object::thawer path $login
1243	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;
1244	$cf::PLAYER{$login} = $pl	1559	$cf::PLAYER{$login} = $pl
1245	}	1560	}
1246	}	1561	}
1247	}	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	);
1248		1576
1249	sub save($) {	1577	sub save($) {
1250	my ($pl) = @_;	1578	my ($pl) = @_;
1251		1579
1252	return if $pl->{deny_save};	1580	return if $pl->{deny_save};
…		…
1257	return if $pl->{deny_save};	1585	return if $pl->{deny_save};
1258		1586
1259	aio_mkdir playerdir $pl, 0770;	1587	aio_mkdir playerdir $pl, 0770;
1260	$pl->{last_save} = $cf::RUNTIME;	1588	$pl->{last_save} = $cf::RUNTIME;
1261		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
1262	$pl->save_pl ($path);	1595	$pl->save_pl ($path);
1263	Coro::cede;	1596	cf::cede_to_tick;
1264	}	1597	}
1265		1598
1266	sub new($) {	1599	sub new($) {
1267	my ($login) = @_;	1600	my ($login) = @_;
1268		1601
…		…
1274	$cf::PLAYER{$login} = $self;	1607	$cf::PLAYER{$login} = $self;
1275		1608
1276	$self	1609	$self
1277	}	1610	}
1278		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
1279	=item $pl->quit_character	1622	=item $pl->quit_character
1280		1623
1281	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
1282	be destroyed. May block for a long time.	1625	be destroyed. May block for a long time.
1283		1626
…		…
1287	my ($pl) = @_;	1630	my ($pl) = @_;
1288		1631
1289	my $name = $pl->ob->name;	1632	my $name = $pl->ob->name;
1290		1633
1291	$pl->{deny_save} = 1;	1634	$pl->{deny_save} = 1;
1292	$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
1293		1636
1294	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1637	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1295	$pl->deactivate;	1638	$pl->deactivate;
		1639	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1296	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1640	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1297	$pl->ns->destroy if $pl->ns;	1641	$pl->ns->destroy if $pl->ns;
1298		1642
1299	my $path = playerdir $pl;	1643	my $path = playerdir $pl;
1300	my $temp = "$path~$cf::RUNTIME~deleting~";	1644	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1336	or return [];	1680	or return [];
1337		1681
1338	my @logins;	1682	my @logins;
1339		1683
1340	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") {
1341	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1690	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1342	aio_read $fh, 0, 512, my $buf, 0 or next;	1691	aio_read $fh, 0, 512, my $buf, 0 or next;
1343	$buf !~ /^password -------------$/m or next; # official not-valid tag	1692	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1693	}
1344		1694
1345	utf8::decode $login;	1695	utf8::decode $login;
1346	push @logins, $login;	1696	push @logins, $login;
1347	}	1697	}
1348		1698
1349	\@logins	1699	\@logins
1350	}	1700	}
1351		1701
1352	=item $player->maps	1702	=item $player->maps
		1703
		1704	=item cf::player::maps $login
1353		1705
1354	Returns an arrayref of map paths that are private for this	1706	Returns an arrayref of map paths that are private for this
1355	player. May block.	1707	player. May block.
1356		1708
1357	=cut	1709	=cut
…		…
1375	}	1727	}
1376		1728
1377	\@paths	1729	\@paths
1378	}	1730	}
1379		1731
1380	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1732	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1381		1733
1382	Expand crossfire pod fragments into protocol xml.	1734	Expand deliantra pod fragments into protocol xml.
1383		1735
1384	=cut
1385
1386	sub expand_cfpod {
1387	((my $self), (local $_)) = @_;
1388
1389	# escape & and <
1390	s/&/&amp;/g;
1391	s/(?<![BIUGH])</&lt;/g;
1392
1393	# this is buggy, it needs to properly take care of nested <'s
1394
1395	1 while
1396	# replace B<>, I<>, U<> etc.
1397	s/B<([^\>]*)>/<b>$1<\/b>/
1398	|| s/I<([^\>]*)>/<i>$1<\/i>/
1399	|| s/U<([^\>]*)>/<u>$1<\/u>/
1400	# replace G<male|female> tags
1401	|| s{G<([^>|]*)\|([^>]*)>}{
1402	$self->gender ? $2 : $1
1403	}ge
1404	# replace H<hint text>
1405	|| s/H<([^\>]*)>/<fg name="lightblue">[$1]<\/fg>/g;
1406
1407	# create single paragraphs (very hackish)
1408	s/(?<=\S)\n(?=\w)/ /g;
1409
1410	$_
1411	}
1412
1413	=item $player->ext_reply ($msgid, %msg)	1736	=item $player->ext_reply ($msgid, @msg)
1414		1737
1415	Sends an ext reply to the player.	1738	Sends an ext reply to the player.
1416		1739
1417	=cut	1740	=cut
1418		1741
1419	sub ext_reply($$%) {	1742	sub ext_reply($$@) {
1420	my ($self, $id, %msg) = @_;	1743	my ($self, $id, @msg) = @_;
1421		1744
1422	$msg{msgid} = $id;	1745	$self->ns->ext_reply ($id, @msg)
1423	$self->send ("ext " . cf::to_json \%msg);
1424	}	1746	}
1425		1747
1426	=item $player->ext_event ($type, %msg)	1748	=item $player->ext_msg ($type, @msg)
1427		1749
1428	Sends an ext event to the client.	1750	Sends an ext event to the client.
1429		1751
1430	=cut	1752	=cut
1431		1753
1432	sub ext_event($$%) {	1754	sub ext_msg($$@) {
1433	my ($self, $type, %msg) = @_;	1755	my ($self, $type, @msg) = @_;
1434		1756
1435	$self->ns->ext_event ($type, %msg);	1757	$self->ns->ext_msg ($type, @msg);
1436	}	1758	}
1437		1759
1438	=head3 cf::region	1760	=head3 cf::region
1439		1761
1440	=over 4	1762	=over 4
…		…
1450	=cut	1772	=cut
1451		1773
1452	sub find_by_path($) {	1774	sub find_by_path($) {
1453	my ($path) = @_;	1775	my ($path) = @_;
1454		1776
		1777	$path =~ s/^~[^\/]*//; # skip ~login
		1778
1455	my ($match, $specificity);	1779	my ($match, $specificity);
1456		1780
1457	for my $region (list) {	1781	for my $region (list) {
1458	if ($region->match && $path =~ $region->match) {	1782	if ($region->{match} && $path =~ $region->{match}) {
1459	($match, $specificity) = ($region, $region->specificity)	1783	($match, $specificity) = ($region, $region->specificity)
1460	if $region->specificity > $specificity;	1784	if $region->specificity > $specificity;
1461	}	1785	}
1462	}	1786	}
1463		1787
…		…
1484	our $MAX_RESET = 3600;	1808	our $MAX_RESET = 3600;
1485	our $DEFAULT_RESET = 3000;	1809	our $DEFAULT_RESET = 3000;
1486		1810
1487	sub generate_random_map {	1811	sub generate_random_map {
1488	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
1489	# mit "rum" bekleckern, nicht	1816	# mit "rum" bekleckern, nicht
1490	$self->_create_random_map (	1817	$self->_create_random_map (
1491	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1818	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1492	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1819	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1493	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1820	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1494	$rmp->{exit_on_final_map},	1821	$rmp->{exit_on_final_map},
1495	$rmp->{xsize}, $rmp->{ysize},	1822	$rmp->{xsize}, $rmp->{ysize},
1496	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1823	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1497	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1824	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1519		1846
1520	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1847	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1521	}	1848	}
1522		1849
1523	# also paths starting with '/'	1850	# also paths starting with '/'
1524	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1851	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1525		1852
1526	sub thawer_merge {	1853	sub thawer_merge {
1527	my ($self, $merge) = @_;	1854	my ($self, $merge) = @_;
1528		1855
1529	# we have to keep some variables in memory intact	1856	# we have to keep some variables in memory intact
…		…
1583	$self->init; # pass $1 etc.	1910	$self->init; # pass $1 etc.
1584	return $self;	1911	return $self;
1585	}	1912	}
1586	}	1913	}
1587		1914
1588	Carp::carp "unable to resolve path '$path' (base '$base').";	1915	Carp::cluck "unable to resolve path '$path' (base '$base').";
1589	()	1916	()
1590	}	1917	}
1591		1918
1592	sub init {	1919	sub init {
1593	my ($self) = @_;	1920	my ($self) = @_;
…		…
1615		1942
1616	# the temporary/swap location	1943	# the temporary/swap location
1617	sub save_path {	1944	sub save_path {
1618	my ($self) = @_;	1945	my ($self) = @_;
1619		1946
1620	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1947	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1621	"$TMPDIR/$path.map"	1948	"$TMPDIR/$path.map"
1622	}	1949	}
1623		1950
1624	# the unique path, undef == no special unique path	1951	# the unique path, undef == no special unique path
1625	sub uniq_path {	1952	sub uniq_path {
1626	my ($self) = @_;	1953	my ($self) = @_;
1627		1954
1628	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1955	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1629	"$UNIQUEDIR/$path"	1956	"$UNIQUEDIR/$path"
1630	}
1631
1632	# and all this just because we cannot iterate over
1633	# all maps in C++...
1634	sub change_all_map_light {
1635	my ($change) = @_;
1636
1637	$_->change_map_light ($change)
1638	for grep $_->outdoor, values %cf::MAP;
1639	}	1957	}
1640		1958
1641	sub decay_objects {	1959	sub decay_objects {
1642	my ($self) = @_;	1960	my ($self) = @_;
1643		1961
…		…
1656		1974
1657	sub load_header_from($) {	1975	sub load_header_from($) {
1658	my ($self, $path) = @_;	1976	my ($self, $path) = @_;
1659		1977
1660	utf8::encode $path;	1978	utf8::encode $path;
1661	#aio_open $path, O_RDONLY, 0	1979	my $f = new_from_file cf::object::thawer $path
1662	# or return;
1663
1664	$self->_load_header ($path)
1665	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;
1666		1987
1667	$self->{load_path} = $path;	1988	$self->{load_path} = $path;
1668		1989
1669	1	1990	1
1670	}	1991	}
…		…
1724	sub find {	2045	sub find {
1725	my ($path, $origin) = @_;	2046	my ($path, $origin) = @_;
1726		2047
1727	$path = normalise $path, $origin && $origin->path;	2048	$path = normalise $path, $origin && $origin->path;
1728		2049
		2050	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1729	cf::lock_wait "map_find:$path";	2051	my $guard2 = cf::lock_acquire "map_find:$path";
1730		2052
1731	$cf::MAP{$path} || do {	2053	$cf::MAP{$path} || do {
1732	my $guard = cf::lock_acquire "map_find:$path";
1733	my $map = new_from_path cf::map $path	2054	my $map = new_from_path cf::map $path
1734	or return;	2055	or return;
1735		2056
1736	$map->{last_save} = $cf::RUNTIME;	2057	$map->{last_save} = $cf::RUNTIME;
1737		2058
…		…
1739	or return;	2060	or return;
1740		2061
1741	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2062	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1742	# doing this can freeze the server in a sync job, obviously	2063	# doing this can freeze the server in a sync job, obviously
1743	#$cf::WAIT_FOR_TICK->wait;	2064	#$cf::WAIT_FOR_TICK->wait;
		2065	undef $guard2;
		2066	undef $guard1;
1744	$map->reset;	2067	$map->reset;
1745	undef $guard;
1746	return find $path;	2068	return find $path;
1747	}	2069	}
1748		2070
1749	$cf::MAP{$path} = $map	2071	$cf::MAP{$path} = $map
1750	}	2072	}
1751	}	2073	}
1752		2074
1753	sub pre_load { }	2075	sub pre_load { }
1754	sub post_load { }	2076	#sub post_load { } # XS
1755		2077
1756	sub load {	2078	sub load {
1757	my ($self) = @_;	2079	my ($self) = @_;
1758		2080
1759	local $self->{deny_reset} = 1; # loading can take a long time	2081	local $self->{deny_reset} = 1; # loading can take a long time
1760		2082
1761	my $path = $self->{path};	2083	my $path = $self->{path};
1762		2084
1763	{	2085	{
1764	my $guard = cf::lock_acquire "map_load:$path";	2086	my $guard = cf::lock_acquire "map_data:$path";
1765		2087
		2088	return unless $self->valid;
1766	return if $self->in_memory != cf::MAP_SWAPPED;	2089	return unless $self->in_memory == cf::MAP_SWAPPED;
1767		2090
1768	$self->in_memory (cf::MAP_LOADING);	2091	$self->in_memory (cf::MAP_LOADING);
1769		2092
1770	$self->alloc;	2093	$self->alloc;
1771		2094
1772	$self->pre_load;	2095	$self->pre_load;
1773	Coro::cede;	2096	cf::cede_to_tick;
1774		2097
		2098	my $f = new_from_file cf::object::thawer $self->{load_path};
		2099	$f->skip_block;
1775	$self->_load_objects ($self->{load_path}, 1)	2100	$self->_load_objects ($f)
1776	or return;	2101	or return;
1777		2102
1778	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2103	$self->post_load_original
1779	if delete $self->{load_original};	2104	if delete $self->{load_original};
1780		2105
1781	if (my $uniq = $self->uniq_path) {	2106	if (my $uniq = $self->uniq_path) {
1782	utf8::encode $uniq;	2107	utf8::encode $uniq;
1783	if (aio_open $uniq, O_RDONLY, 0) {	2108	unless (aio_stat $uniq) {
		2109	if (my $f = new_from_file cf::object::thawer $uniq) {
1784	$self->clear_unique_items;	2110	$self->clear_unique_items;
1785	$self->_load_objects ($uniq, 0);	2111	$self->_load_objects ($f);
		2112	$f->resolve_delayed_derefs;
		2113	}
1786	}	2114	}
1787	}	2115	}
1788		2116
1789	Coro::cede;	2117	$f->resolve_delayed_derefs;
		2118
		2119	cf::cede_to_tick;
1790	# now do the right thing for maps	2120	# now do the right thing for maps
1791	$self->link_multipart_objects;	2121	$self->link_multipart_objects;
1792	$self->difficulty ($self->estimate_difficulty)	2122	$self->difficulty ($self->estimate_difficulty)
1793	unless $self->difficulty;	2123	unless $self->difficulty;
1794	Coro::cede;	2124	cf::cede_to_tick;
1795		2125
1796	unless ($self->{deny_activate}) {	2126	unless ($self->{deny_activate}) {
1797	$self->decay_objects;	2127	$self->decay_objects;
1798	$self->fix_auto_apply;	2128	$self->fix_auto_apply;
1799	$self->update_buttons;	2129	$self->update_buttons;
1800	Coro::cede;	2130	cf::cede_to_tick;
1801	$self->set_darkness_map;
1802	Coro::cede;
1803	$self->activate;	2131	$self->activate;
1804	}	2132	}
1805		2133
		2134	$self->{last_save} = $cf::RUNTIME;
		2135	$self->last_access ($cf::RUNTIME);
		2136
1806	$self->in_memory (cf::MAP_IN_MEMORY);	2137	$self->in_memory (cf::MAP_ACTIVE);
1807	}	2138	}
1808		2139
1809	$self->post_load;	2140	$self->post_load;
1810	}	2141	}
1811		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
1812	sub customise_for {	2146	sub customise_for {
1813	my ($self, $ob) = @_;	2147	my ($self, $ob) = @_;
1814		2148
1815	return find "~" . $ob->name . "/" . $self->{path}	2149	return find "~" . $ob->name . "/" . $self->{path}
1816	if $self->per_player;	2150	if $self->per_player;
…		…
1820		2154
1821	$self	2155	$self
1822	}	2156	}
1823		2157
1824	# 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
1825	sub load_diag {	2159	sub load_neighbours {
1826	my ($map) = @_;	2160	my ($map) = @_;
1827		2161
1828	my @diag; # diagonal neighbours	2162	my @neigh; # diagonal neighbours
1829		2163
1830	for (0 .. 3) {	2164	for (0 .. 3) {
1831	my $neigh = $map->tile_path ($_)	2165	my $neigh = $map->tile_path ($_)
1832	or next;	2166	or next;
1833	$neigh = find $neigh, $map	2167	$neigh = find $neigh, $map
1834	or next;	2168	or next;
1835	$neigh->load;	2169	$neigh->load;
1836		2170
		2171	# now find the diagonal neighbours
		2172	push @neigh,
1837	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2173	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1838	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2174	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1839	}	2175	}
1840		2176
1841	for (@diag) {	2177	for (grep defined $_->[0], @neigh) {
		2178	my ($path, $origin) = @$_;
1842	my $neigh = find @$_	2179	my $neigh = find $path, $origin
1843	or next;	2180	or next;
1844	$neigh->load;	2181	$neigh->load;
1845	}	2182	}
1846	}	2183	}
1847		2184
…		…
1852	}	2189	}
1853		2190
1854	sub do_load_sync {	2191	sub do_load_sync {
1855	my ($map) = @_;	2192	my ($map) = @_;
1856		2193
		2194	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2195	if $Coro::current == $Coro::main;
		2196
1857	cf::sync_job { $map->load };	2197	cf::sync_job { $map->load };
1858	}	2198	}
1859		2199
1860	our %MAP_PREFETCH;	2200	our %MAP_PREFETCH;
1861	our $MAP_PREFETCHER = undef;	2201	our $MAP_PREFETCHER = undef;
1862		2202
1863	sub find_async {	2203	sub find_async {
1864	my ($path, $origin) = @_;	2204	my ($path, $origin, $load) = @_;
1865		2205
1866	$path = normalise $path, $origin && $origin->{path};	2206	$path = normalise $path, $origin && $origin->{path};
1867		2207
1868	if (my $map = $cf::MAP{$path}) {	2208	if (my $map = $cf::MAP{$path}) {
1869	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2209	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1870	}	2210	}
1871		2211
1872	undef $MAP_PREFETCH{$path};	2212	$MAP_PREFETCH{$path} |= $load;
		2213
1873	$MAP_PREFETCHER ||= cf::async {	2214	$MAP_PREFETCHER ||= cf::async {
		2215	$Coro::current->{desc} = "map prefetcher";
		2216
1874	while (%MAP_PREFETCH) {	2217	while (%MAP_PREFETCH) {
1875	for my $path (keys %MAP_PREFETCH) {	2218	while (my ($k, $v) = each %MAP_PREFETCH) {
1876	my $map = find $path	2219	if (my $map = find $k) {
1877	or next;
1878	$map->load;	2220	$map->load if $v;
		2221	}
1879		2222
1880	delete $MAP_PREFETCH{$path};	2223	delete $MAP_PREFETCH{$k};
1881	}	2224	}
1882	}	2225	}
1883	undef $MAP_PREFETCHER;	2226	undef $MAP_PREFETCHER;
1884	};	2227	};
1885	$MAP_PREFETCHER->prio (6);	2228	$MAP_PREFETCHER->prio (6);
1886		2229
1887	()	2230	()
1888	}	2231	}
1889		2232
		2233	# common code, used by both ->save and ->swapout
1890	sub save {	2234	sub _save {
1891	my ($self) = @_;	2235	my ($self) = @_;
1892
1893	my $lock = cf::lock_acquire "map_data:" . $self->path;
1894		2236
1895	$self->{last_save} = $cf::RUNTIME;	2237	$self->{last_save} = $cf::RUNTIME;
1896		2238
1897	return unless $self->dirty;	2239	return unless $self->dirty;
1898		2240
…		…
1904	return if $self->{deny_save};	2246	return if $self->{deny_save};
1905		2247
1906	local $self->{last_access} = $self->last_access;#d#	2248	local $self->{last_access} = $self->last_access;#d#
1907		2249
1908	cf::async {	2250	cf::async {
		2251	$Coro::current->{desc} = "map player save";
1909	$_->contr->save for $self->players;	2252	$_->contr->save for $self->players;
1910	};	2253	};
		2254
		2255	cf::get_slot 0.02;
1911		2256
1912	if ($uniq) {	2257	if ($uniq) {
1913	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2258	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1914	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2259	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1915	} else {	2260	} else {
1916	$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);
1917	}	2262	}
1918	}	2263	}
1919		2264
		2265	sub save {
		2266	my ($self) = @_;
		2267
		2268	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2269
		2270	$self->_save;
		2271	}
		2272
1920	sub swap_out {	2273	sub swap_out {
1921	my ($self) = @_;	2274	my ($self) = @_;
1922		2275
1923	# save first because save cedes
1924	$self->save;
1925
1926	my $lock = cf::lock_acquire "map_data:" . $self->path;	2276	my $lock = cf::lock_acquire "map_data:$self->{path}";
1927		2277
		2278	return if $self->in_memory != cf::MAP_ACTIVE;
		2279	return if $self->{deny_save};
1928	return if $self->players;	2280	return if $self->players;
1929	return if $self->in_memory != cf::MAP_IN_MEMORY;
1930	return if $self->{deny_save};
1931		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
1932	$self->clear;	2291	$self->clear;
1933	$self->in_memory (cf::MAP_SWAPPED);
1934	}	2292	}
1935		2293
1936	sub reset_at {	2294	sub reset_at {
1937	my ($self) = @_;	2295	my ($self) = @_;
1938		2296
…		…
1956		2314
1957	my $lock = cf::lock_acquire "map_data:$self->{path}";	2315	my $lock = cf::lock_acquire "map_data:$self->{path}";
1958		2316
1959	return if $self->players;	2317	return if $self->players;
1960		2318
1961	warn "resetting map ", $self->path;	2319	warn "resetting map ", $self->path, "\n";
1962		2320
1963	$self->in_memory (cf::MAP_SWAPPED);	2321	$self->in_memory (cf::MAP_SWAPPED);
1964		2322
1965	# need to save uniques path	2323	# need to save uniques path
1966	unless ($self->{deny_save}) {	2324	unless ($self->{deny_save}) {
…		…
1970	if $uniq;	2328	if $uniq;
1971	}	2329	}
1972		2330
1973	delete $cf::MAP{$self->path};	2331	delete $cf::MAP{$self->path};
1974		2332
		2333	$self->deactivate;
		2334	$_->clear_links_to ($self) for values %cf::MAP;
1975	$self->clear;	2335	$self->clear;
1976
1977	$_->clear_links_to ($self) for values %cf::MAP;
1978		2336
1979	$self->unlink_save;	2337	$self->unlink_save;
1980	$self->destroy;	2338	$self->destroy;
1981	}	2339	}
1982		2340
1983	my $nuke_counter = "aaaa";	2341	my $nuke_counter = "aaaa";
1984		2342
1985	sub nuke {	2343	sub nuke {
1986	my ($self) = @_;	2344	my ($self) = @_;
1987		2345
		2346	{
		2347	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2348
1988	delete $cf::MAP{$self->path};	2349	delete $cf::MAP{$self->path};
1989		2350
1990	$self->unlink_save;	2351	$self->unlink_save;
1991		2352
1992	bless $self, "cf::map";	2353	bless $self, "cf::map::wrap";
1993	delete $self->{deny_reset};	2354	delete $self->{deny_reset};
1994	$self->{deny_save} = 1;	2355	$self->{deny_save} = 1;
1995	$self->reset_timeout (1);	2356	$self->reset_timeout (1);
1996	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2357	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
1997		2358
1998	$cf::MAP{$self->path} = $self;	2359	$cf::MAP{$self->path} = $self;
		2360	}
1999		2361
2000	$self->reset; # polite request, might not happen	2362	$self->reset; # polite request, might not happen
2001	}	2363	}
2002		2364
2003	=item $maps = cf::map::tmp_maps	2365	=item $maps = cf::map::tmp_maps
…		…
2045		2407
2046	sub unique_maps() {	2408	sub unique_maps() {
2047	[	2409	[
2048	map {	2410	map {
2049	utf8::decode $_;	2411	utf8::decode $_;
2050	/\.map$/	2412	s/\.map$//; # TODO future compatibility hack
		2413	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2414	? ()
2051	? normalise $_	2415	: normalise $_
2052	: ()
2053	} @{ aio_readdir $UNIQUEDIR or [] }	2416	} @{ aio_readdir $UNIQUEDIR or [] }
2054	]	2417	]
2055	}	2418	}
2056		2419
2057	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	}
2058		2451
2059	=back	2452	=back
2060		2453
2061	=head3 cf::object	2454	=head3 cf::object
2062		2455
…		…
2066		2459
2067	=over 4	2460	=over 4
2068		2461
2069	=item $ob->inv_recursive	2462	=item $ob->inv_recursive
2070		2463
2071	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.
2072		2466
2073	=cut	2467	=cut
2074		2468
2075	sub inv_recursive_;	2469	sub inv_recursive_;
2076	sub inv_recursive_ {	2470	sub inv_recursive_ {
…		…
2079		2473
2080	sub inv_recursive {	2474	sub inv_recursive {
2081	inv_recursive_ inv $_[0]	2475	inv_recursive_ inv $_[0]
2082	}	2476	}
2083		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
2084	package cf;	2506	package cf;
2085		2507
2086	=back	2508	=back
2087		2509
2088	=head3 cf::object::player	2510	=head3 cf::object::player
…		…
2094	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>
2095	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
2096	dialogue with the given NPC character.	2518	dialogue with the given NPC character.
2097		2519
2098	=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	};
2099		2535
2100	# rough implementation of a future "reply" method that works	2536	# rough implementation of a future "reply" method that works
2101	# with dialog boxes.	2537	# with dialog boxes.
2102	#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
2103	sub cf::object::player::reply($$$;$) {	2539	sub cf::object::player::reply($$$;$) {
…		…
2110		2546
2111	} else {	2547	} else {
2112	my $pl = $self->contr;	2548	my $pl = $self->contr;
2113		2549
2114	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2550	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2115	my $diag = $pl->{npc_dialog};	2551	my $dialog = $pl->{npc_dialog};
2116	$diag->{pl}->ext_reply (	2552	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2117	$diag->{id},
2118	msgtype => "reply",
2119	msg => $diag->{pl}->expand_cfpod ($msg),
2120	add_topics => []
2121	);
2122		2553
2123	} else {	2554	} else {
2124	$msg = $npc->name . " says: $msg" if $npc;	2555	$msg = $npc->name . " says: $msg" if $npc;
2125	$self->message ($msg, $flags);	2556	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2126	}	2557	}
2127	}	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 (@_);
2128	}	2569	}
2129		2570
2130	=item $player_object->may ("access")	2571	=item $player_object->may ("access")
2131		2572
2132	Returns wether the given player is authorized to access resource "access"	2573	Returns wether the given player is authorized to access resource "access"
…		…
2145		2586
2146	=item $player_object->enter_link	2587	=item $player_object->enter_link
2147		2588
2148	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}>).
2149		2590
2150	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.
2151	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.
2152		2595
2153	Will never block.	2596	Will never block.
2154		2597
2155	=item $player_object->leave_link ($map, $x, $y)	2598	=item $player_object->leave_link ($map, $x, $y)
2156		2599
…		…
2176	sub cf::object::player::enter_link {	2619	sub cf::object::player::enter_link {
2177	my ($self) = @_;	2620	my ($self) = @_;
2178		2621
2179	$self->deactivate_recursive;	2622	$self->deactivate_recursive;
2180		2623
		2624	++$self->{_link_recursion};
		2625
2181	return if UNIVERSAL::isa $self->map, "ext::map_link";	2626	return if UNIVERSAL::isa $self->map, "ext::map_link";
2182		2627
2183	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2628	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2184	if $self->map && $self->map->{path} ne "{link}";	2629	if $self->map && $self->map->{path} ne "{link}";
2185		2630
2186	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2631	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2187	}	2632	}
2188		2633
2189	sub cf::object::player::leave_link {	2634	sub cf::object::player::leave_link {
2190	my ($self, $map, $x, $y) = @_;	2635	my ($self, $map, $x, $y) = @_;
2191		2636
…		…
2208	($x, $y) = (-1, -1)	2653	($x, $y) = (-1, -1)
2209	unless (defined $x) && (defined $y);	2654	unless (defined $x) && (defined $y);
2210		2655
2211	# use -1 or undef as default coordinates, not 0, 0	2656	# use -1 or undef as default coordinates, not 0, 0
2212	($x, $y) = ($map->enter_x, $map->enter_y)	2657	($x, $y) = ($map->enter_x, $map->enter_y)
2213	if $x <=0 && $y <= 0;	2658	if $x <= 0 && $y <= 0;
2214		2659
2215	$map->load;	2660	$map->load;
2216	$map->load_diag;	2661	$map->load_neighbours;
2217		2662
2218	return unless $self->contr->active;	2663	return unless $self->contr->active;
2219	$self->activate_recursive;
2220		2664
2221	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2665	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2222	$self->enter_map ($map, $x, $y);	2666	if ($self->enter_map ($map, $x, $y)) {
2223	}	2667	# entering was successful
		2668	delete $self->{_link_recursion};
		2669	# only activate afterwards, to support waiting in hooks
		2670	$self->activate_recursive;
		2671	}
2224		2672
		2673	}
		2674
2225	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2675	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2226		2676
2227	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
2228	her, loading and preparing them map, calling the provided $check callback	2678	her, loading and preparing them map, calling the provided $check callback
2229	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
2230	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 >>.
2231		2685
2232	=cut	2686	=cut
2233		2687
2234	our $GOTOGEN;	2688	our $GOTOGEN;
2235		2689
2236	sub cf::object::player::goto {	2690	sub cf::object::player::goto {
2237	my ($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	}
2238		2698
2239	# 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
2240	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2700	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2241		2701
2242	$self->enter_link;	2702	$self->enter_link;
2243		2703
2244	(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
2245	my $map = eval {	2726	my $map = eval {
2246	my $map = cf::map::find $path;	2727	my $map = defined $path ? cf::map::find $path : undef;
2247		2728
2248	if ($map) {	2729	if ($map) {
2249	$map = $map->customise_for ($self);	2730	$map = $map->customise_for ($self);
2250	$map = $check->($map) if $check && $map;	2731	$map = $check->($map, $x, $y, $self) if $check && $map;
2251	} else {	2732	} else {
2252	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2733	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2253	}	2734	}
2254		2735
2255	$map	2736	$map
2256	};	2737	};
2257		2738
…		…
2262		2743
2263	if ($gen == $self->{_goto_generation}) {	2744	if ($gen == $self->{_goto_generation}) {
2264	delete $self->{_goto_generation};	2745	delete $self->{_goto_generation};
2265	$self->leave_link ($map, $x, $y);	2746	$self->leave_link ($map, $x, $y);
2266	}	2747	}
		2748
		2749	$done->($self) if $done;
2267	})->prio (1);	2750	})->prio (1);
2268	}	2751	}
2269		2752
2270	=item $player_object->enter_exit ($exit_object)	2753	=item $player_object->enter_exit ($exit_object)
2271		2754
…		…
2291	}	2774	}
2292		2775
2293	sub prepare_random_map {	2776	sub prepare_random_map {
2294	my ($exit) = @_;	2777	my ($exit) = @_;
2295		2778
2296	my $guard = cf::lock_acquire "exit_prepare:$exit";
2297
2298	# all this does is basically replace the /! path by	2779	# all this does is basically replace the /! path by
2299	# a new random map path (?random/...) with a seed	2780	# a new random map path (?random/...) with a seed
2300	# that depends on the exit object	2781	# that depends on the exit object
2301		2782
2302	my $rmp = parse_random_map_params $exit->msg;	2783	my $rmp = parse_random_map_params $exit->msg;
…		…
2304	if ($exit->map) {	2785	if ($exit->map) {
2305	$rmp->{region} = $exit->region->name;	2786	$rmp->{region} = $exit->region->name;
2306	$rmp->{origin_map} = $exit->map->path;	2787	$rmp->{origin_map} = $exit->map->path;
2307	$rmp->{origin_x} = $exit->x;	2788	$rmp->{origin_x} = $exit->x;
2308	$rmp->{origin_y} = $exit->y;	2789	$rmp->{origin_y} = $exit->y;
		2790
		2791	$exit->map->touch;
2309	}	2792	}
2310		2793
2311	$rmp->{random_seed} ||= $exit->random_seed;	2794	$rmp->{random_seed} ||= $exit->random_seed;
2312		2795
2313	my $data = cf::to_json $rmp;	2796	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2314	my $md5 = Digest::MD5::md5_hex $data;	2797	my $md5 = Digest::MD5::md5_hex $data;
2315	my $meta = "$RANDOMDIR/$md5.meta";	2798	my $meta = "$RANDOMDIR/$md5.meta";
2316		2799
2317	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2800	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2318	aio_write $fh, 0, (length $data), $data, 0;	2801	aio_write $fh, 0, (length $data), $data, 0;
2319	undef $fh;	2802	undef $fh;
2320	aio_rename "$meta~", $meta;	2803	aio_rename "$meta~", $meta;
2321		2804
		2805	my $slaying = "?random/$md5";
		2806
		2807	if ($exit->valid) {
2322	$exit->slaying ("?random/$md5");	2808	$exit->slaying ("?random/$md5");
2323	$exit->msg (undef);	2809	$exit->msg (undef);
		2810	}
2324	}	2811	}
2325	}	2812	}
2326		2813
2327	sub cf::object::player::enter_exit {	2814	sub cf::object::player::enter_exit {
2328	my ($self, $exit) = @_;	2815	my ($self, $exit) = @_;
2329		2816
2330	return unless $self->type == cf::PLAYER;	2817	return unless $self->type == cf::PLAYER;
2331		2818
2332	if ($exit->slaying eq "/!") {
2333	#TODO: this should de-fi-ni-te-ly not be a sync-job
2334	# the problem is that $exit might not survive long enough
2335	# so it needs to be done right now, right here
2336	cf::sync_job { prepare_random_map $exit };
2337	}
2338
2339	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2340	my $hp = $exit->stats->hp;
2341	my $sp = $exit->stats->sp;
2342
2343	$self->enter_link;	2819	$self->enter_link;
2344		2820
2345	(async {	2821	(async {
2346	$self->deactivate_recursive; # just to be sure	2822	$Coro::current->{desc} = "enter_exit";
		2823
2347	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
2348	$self->goto ($slaying, $hp, $sp);	2839	$self->goto ($map, $x, $y);
2349		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
2350	1;	2845	1
2351	}) {	2846	}) {
2352	$self->message ("Something went wrong deep within the crossfire server. "	2847	$self->message ("Something went wrong deep within the deliantra server. "
2353	. "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. "
2354	. "Please report this to the dungeon master!",	2849	. "Please report this to the dungeon master!",
2355	cf::NDI_UNIQUE | cf::NDI_RED);	2850	cf::NDI_UNIQUE | cf::NDI_RED);
2356		2851
2357	warn "ERROR in enter_exit: $@";	2852	warn "ERROR in enter_exit: $@";
…		…
2376		2871
2377	utf8::encode $text;	2872	utf8::encode $text;
2378	$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);
2379	}	2874	}
2380		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
2381	=item $client->send_msg ($color, $type, $msg, [extra...])	2901	=item $client->send_msg ($channel, $msg, $color, [extra...])
2382		2902
2383	Send a drawinfo or msg packet to the client, formatting the msg for the	2903	Send a drawinfo or msg packet to the client, formatting the msg for the
2384	client if neccessary. C<$type> should be a string identifying the type of	2904	client if neccessary. C<$type> should be a string identifying the type of
2385	the message, with C<log> being the default. If C<$color> is negative, suppress	2905	the message, with C<log> being the default. If C<$color> is negative, suppress
2386	the message unless the client supports the msg packet.	2906	the message unless the client supports the msg packet.
2387		2907
2388	=cut	2908	=cut
2389		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" => $CHAT_CHANNEL,
		3022	);
		3023
2390	sub cf::client::send_msg {	3024	sub cf::client::send_msg {
2391	my ($self, $color, $type, $msg, @extra) = @_;	3025	my ($self, $channel, $msg, $color, @extra) = @_;
2392		3026
2393	$msg = $self->pl->expand_cfpod ($msg);	3027	$msg = $self->pl->expand_cfpod ($msg)
		3028	unless $color & cf::NDI_VERBATIM;
2394		3029
2395	if ($self->can_msg) {	3030	$color &= cf::NDI_CLIENT_MASK; # just in case...
2396	$self->send_packet ("msg " . cf::to_json [$color, $type, $msg, @extra]);
2397	} else {
2398	# replace some tags by gcfclient-compatible ones
2399	for ($msg) {
2400	1 while
2401	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2402	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2403	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2404	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2405	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2406	}
2407		3031
2408	if ($color >= 0) {	3032	# check predefined channels, for the benefit of C
2409	if (0 && $msg =~ /\[/) {	3033	if ($CHANNEL{$channel}) {
2410	$self->send_packet ("drawextinfo $color 4 0 $msg")	3034	$channel = $CHANNEL{$channel};
2411	} else {	3035
2412	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	3036	$self->ext_msg (channel_info => $channel);
2413	$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);
2414	}	3044	}
2415	}
2416	}
2417	}
2418		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
2419	=item $client->ext_event ($type, %msg)	3063	=item $client->ext_msg ($type, @msg)
2420		3064
2421	Sends an ext event to the client.	3065	Sends an ext event to the client.
2422		3066
2423	=cut	3067	=cut
2424		3068
2425	sub cf::client::ext_event($$%) {	3069	sub cf::client::ext_msg($$@) {
2426	my ($self, $type, %msg) = @_;	3070	my ($self, $type, @msg) = @_;
2427		3071
		3072	if ($self->extcmd == 2) {
		3073	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3074	} elsif ($self->extcmd == 1) { # TODO: remove
2428	$msg{msgtype} = "event_$type";	3075	push @msg, msgtype => "event_$type";
2429	$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	}
2430	}	3096	}
2431		3097
2432	=item $success = $client->query ($flags, "text", \&cb)	3098	=item $success = $client->query ($flags, "text", \&cb)
2433		3099
2434	Queues a query to the client, calling the given callback with	3100	Queues a query to the client, calling the given callback with
…		…
2457		3123
2458	1	3124	1
2459	}	3125	}
2460		3126
2461	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	},
2462	on_reply => sub {	3133	on_reply => sub {
2463	my ($ns, $msg) = @_;	3134	my ($ns, $msg) = @_;
2464		3135
2465	# this weird shuffling is so that direct followup queries	3136	# this weird shuffling is so that direct followup queries
2466	# get handled first	3137	# get handled first
…		…
2481	}	3152	}
2482	},	3153	},
2483	on_exticmd => sub {	3154	on_exticmd => sub {
2484	my ($ns, $buf) = @_;	3155	my ($ns, $buf) = @_;
2485		3156
2486	my $msg = eval { from_json $buf };	3157	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2487		3158
2488	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
2489	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3167	if (my $cb = $EXTICMD{$type}) {
2490	if (my %reply = $cb->($ns, $msg)) {	3168	@reply = $cb->($ns, @payload);
2491	$reply{msgid} = $msg->{msgid};
2492	$ns->send ("ext " . cf::to_json \%reply);
2493	}
2494	}	3169	}
		3170
		3171	$ns->ext_reply ($reply, @reply)
		3172	if $reply;
		3173
2495	} else {	3174	} else {
2496	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";
2497	}	3176	}
2498		3177
2499	cf::override;	3178	cf::override;
…		…
2521		3200
2522	$coro	3201	$coro
2523	}	3202	}
2524		3203
2525	cf::client->attach (	3204	cf::client->attach (
2526	on_destroy => sub {	3205	on_client_destroy => sub {
2527	my ($ns) = @_;	3206	my ($ns) = @_;
2528		3207
2529	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3208	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2530	},	3209	},
2531	);	3210	);
…		…
2546	our $safe = new Safe "safe";	3225	our $safe = new Safe "safe";
2547	our $safe_hole = new Safe::Hole;	3226	our $safe_hole = new Safe::Hole;
2548		3227
2549	$SIG{FPE} = 'IGNORE';	3228	$SIG{FPE} = 'IGNORE';
2550		3229
2551	$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	));
2552		3235
2553	# here we export the classes and methods available to script code	3236	# here we export the classes and methods available to script code
2554		3237
2555	=pod	3238	=pod
2556		3239
2557	The following functions and methods are available within a safe environment:	3240	The following functions and methods are available within a safe environment:
2558		3241
2559	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
2560	cf::object::player player	3247	cf::object::player
2561	cf::player peaceful	3248	player
2562	cf::map trigger	3249
		3250	cf::player
		3251	peaceful
		3252
		3253	cf::map
		3254	trigger
2563		3255
2564	=cut	3256	=cut
2565		3257
2566	for (	3258	for (
2567	["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)],
2568	["cf::object::player" => qw(player)],	3262	["cf::object::player" => qw(player)],
2569	["cf::player" => qw(peaceful)],	3263	["cf::player" => qw(peaceful send_msg)],
2570	["cf::map" => qw(trigger)],	3264	["cf::map" => qw(trigger)],
2571	) {	3265	) {
2572	no strict 'refs';	3266	no strict 'refs';
2573	my ($pkg, @funs) = @$_;	3267	my ($pkg, @funs) = @$_;
2574	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3268	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2592		3286
2593	my $qcode = $code;	3287	my $qcode = $code;
2594	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3288	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2595	$qcode =~ s/\n/\\n/g;	3289	$qcode =~ s/\n/\\n/g;
2596		3290
		3291	%vars = (_dummy => 0) unless %vars;
		3292
		3293	my @res;
2597	local $_;	3294	local $_;
2598	local @safe::cf::_safe_eval_args = values %vars;
2599		3295
2600	my $eval =	3296	my $eval =
2601	"do {\n"	3297	"do {\n"
2602	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3298	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2603	. "#line 0 \"{$qcode}\"\n"	3299	. "#line 0 \"{$qcode}\"\n"
2604	. $code	3300	. $code
2605	. "\n}"	3301	. "\n}"
2606	;	3302	;
2607		3303
		3304	if ($CFG{safe_eval}) {
2608	sub_generation_inc;	3305	sub_generation_inc;
		3306	local @safe::cf::_safe_eval_args = values %vars;
2609	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3307	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2610	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	}
2611		3313
2612	if ($@) {	3314	if ($@) {
2613	warn "$@";	3315	warn "$@";
2614	warn "while executing safe code '$code'\n";	3316	warn "while executing safe code '$code'\n";
2615	warn "with arguments " . (join " ", %vars) . "\n";	3317	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2634	=cut	3336	=cut
2635		3337
2636	sub register_script_function {	3338	sub register_script_function {
2637	my ($fun, $cb) = @_;	3339	my ($fun, $cb) = @_;
2638		3340
2639	no strict 'refs';	3341	$fun = "safe::$fun" if $CFG{safe_eval};
2640	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3342	*$fun = $safe_hole->wrap ($cb);
2641	}	3343	}
2642		3344
2643	=back	3345	=back
2644		3346
2645	=cut	3347	=cut
…		…
2647	#############################################################################	3349	#############################################################################
2648	# the server's init and main functions	3350	# the server's init and main functions
2649		3351
2650	sub load_facedata($) {	3352	sub load_facedata($) {
2651	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;
2652		3360
2653	warn "loading facedata from $path\n";	3361	warn "loading facedata from $path\n";
2654		3362
2655	my $facedata;	3363	my $facedata;
2656	0 < aio_load $path, $facedata	3364	0 < aio_load $path, $facedata
…		…
2659	$facedata = Coro::Storable::thaw $facedata;	3367	$facedata = Coro::Storable::thaw $facedata;
2660		3368
2661	$facedata->{version} == 2	3369	$facedata->{version} == 2
2662	or cf::cleanup "$path: version mismatch, cannot proceed.";	3370	or cf::cleanup "$path: version mismatch, cannot proceed.";
2663		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
2664	{	3381	{
2665	my $faces = $facedata->{faceinfo};	3382	my $faces = $facedata->{faceinfo};
2666		3383
2667	while (my ($face, $info) = each %$faces) {	3384	while (my ($face, $info) = each %$faces) {
2668	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3385	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3386
2669	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3387	cf::face::set_visibility $idx, $info->{visibility};
		3388	cf::face::set_magicmap $idx, $info->{magicmap};
2670	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3389	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2671	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3390	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2672	Coro::cede;	3391
		3392	cf::cede_to_tick;
2673	}	3393	}
2674		3394
2675	while (my ($face, $info) = each %$faces) {	3395	while (my ($face, $info) = each %$faces) {
2676	next unless $info->{smooth};	3396	next unless $info->{smooth};
		3397
2677	my $idx = cf::face::find $face	3398	my $idx = cf::face::find $face
2678	or next;	3399	or next;
		3400
2679	if (my $smooth = cf::face::find $info->{smooth}) {	3401	if (my $smooth = cf::face::find $info->{smooth}) {
		3402	cf::face::set_smooth $idx, $smooth;
2680	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3403	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2681	} else {	3404	} else {
2682	warn "smooth face '$info->{smooth}' not found for face '$face'";	3405	warn "smooth face '$info->{smooth}' not found for face '$face'";
2683	}	3406	}
2684	Coro::cede;	3407
		3408	cf::cede_to_tick;
2685	}	3409	}
2686	}	3410	}
2687		3411
2688	{	3412	{
2689	my $anims = $facedata->{animinfo};	3413	my $anims = $facedata->{animinfo};
2690		3414
2691	while (my ($anim, $info) = each %$anims) {	3415	while (my ($anim, $info) = each %$anims) {
2692	cf::anim::set $anim, $info->{frames}, $info->{facings};	3416	cf::anim::set $anim, $info->{frames}, $info->{facings};
2693	Coro::cede;	3417	cf::cede_to_tick;
2694	}	3418	}
2695		3419
2696	cf::anim::invalidate_all; # d'oh	3420	cf::anim::invalidate_all; # d'oh
2697	}	3421	}
2698		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
2699	1	3442	1
2700	}	3443	}
2701		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
2702	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
2703	load_resource_file "$MAPDIR/regions"	3488	load_resource_file "$MAPDIR/regions"
2704	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	}
2705	}	3495	}
2706		3496
2707	sub reload_facedata {	3497	sub reload_facedata {
2708	load_facedata "$DATADIR/facedata"	3498	load_facedata "$DATADIR/facedata"
2709	or die "unable to load facedata\n";	3499	or die "unable to load facedata\n";
2710	}	3500	}
2711		3501
2712	sub reload_archetypes {	3502	sub reload_archetypes {
2713	load_resource_file "$DATADIR/archetypes"	3503	load_resource_file "$DATADIR/archetypes"
2714	or die "unable to load archetypes\n";	3504	or die "unable to load archetypes\n";
2715	#d# NEED to laod twice to resolve forward references
2716	# this really needs to be done in an extra post-pass
2717	# (which needs to be synchronous, so solve it differently)
2718	load_resource_file "$DATADIR/archetypes"
2719	or die "unable to load archetypes\n";
2720	}	3505	}
2721		3506
2722	sub reload_treasures {	3507	sub reload_treasures {
2723	load_resource_file "$DATADIR/treasures"	3508	load_resource_file "$DATADIR/treasures"
2724	or die "unable to load treasurelists\n";	3509	or die "unable to load treasurelists\n";
2725	}	3510	}
2726		3511
2727	sub reload_resources {	3512	sub reload_resources {
2728	warn "reloading resource files...\n";	3513	warn "reloading resource files...\n";
2729		3514
		3515	reload_facedata;
		3516	reload_archetypes;
2730	reload_regions;	3517	reload_regions;
2731	reload_facedata;
2732	#reload_archetypes;#d#
2733	reload_archetypes;
2734	reload_treasures;	3518	reload_treasures;
2735		3519
2736	warn "finished reloading resource files\n";	3520	warn "finished reloading resource files\n";
2737	}	3521	}
2738		3522
2739	sub init {	3523	sub reload_config {
2740	reload_resources;	3524	warn "reloading config file...\n";
2741	}
2742		3525
2743	sub cfg_load {
2744	open my $fh, "<:utf8", "$CONFDIR/config"	3526	open my $fh, "<:utf8", "$CONFDIR/config"
2745	or return;	3527	or return;
2746		3528
2747	local $/;	3529	local $/;
2748	*CFG = YAML::Syck::Load <$fh>;	3530	*CFG = YAML::XS::Load scalar <$fh>;
2749		3531
2750	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3532	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2751		3533
2752	$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};
2753	$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};
2754		3536
2755	if (exists $CFG{mlockall}) {	3537	if (exists $CFG{mlockall}) {
…		…
2757	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3539	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2758	and die "WARNING: m(un)lockall failed: $!\n";	3540	and die "WARNING: m(un)lockall failed: $!\n";
2759	};	3541	};
2760	warn $@ if $@;	3542	warn $@ if $@;
2761	}	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;
2762	}	3574	}
2763		3575
2764	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
2765	# we must not ever block the main coroutine	3586	# we must not ever block the main coroutine
2766	local $Coro::idle = sub {	3587	local $Coro::idle = sub {
2767	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#
2768	(async {	3589	(async {
2769	Event::one_event;	3590	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3591	EV::loop EV::LOOP_ONESHOT;
2770	})->prio (Coro::PRIO_MAX);	3592	})->prio (Coro::PRIO_MAX);
2771	};	3593	};
2772		3594
2773	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;
2774	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
2775	load_extensions;	3618	load_extensions;
2776		3619
2777	$TICK_WATCHER->start;	3620	utime time, time, $RUNTIMEFILE;
2778	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;
2779	}	3633	}
2780		3634
2781	#############################################################################	3635	#############################################################################
2782	# initialisation and cleanup	3636	# initialisation and cleanup
2783		3637
2784	# install some emergency cleanup handlers	3638	# install some emergency cleanup handlers
2785	BEGIN {	3639	BEGIN {
		3640	our %SIGWATCHER = ();
2786	for my $signal (qw(INT HUP TERM)) {	3641	for my $signal (qw(INT HUP TERM)) {
2787	Event->signal (	3642	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2788	reentrant => 0,
2789	data => WF_AUTOCANCEL,
2790	signal => $signal,
2791	prio => 0,
2792	cb => sub {
2793	cf::cleanup "SIG$signal";	3643	cf::cleanup "SIG$signal";
2794	},
2795	);	3644	};
2796	}	3645	}
2797	}	3646	}
2798		3647
2799	sub write_runtime {	3648	sub write_runtime_sync {
2800	my $runtime = "$LOCALDIR/runtime";	3649	my $t0 = AE::time;
2801		3650
2802	# first touch the runtime file to show we are still running:	3651	# first touch the runtime file to show we are still running:
2803	# the fsync below can take a very very long time.	3652	# the fsync below can take a very very long time.
2804		3653
2805	IO::AIO::aio_utime $runtime, undef, undef;	3654	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2806		3655
2807	my $guard = cf::lock_acquire "write_runtime";	3656	my $guard = cf::lock_acquire "write_runtime";
2808		3657
2809	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3658	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2810	or return;	3659	or return;
2811		3660
2812	my $value = $cf::RUNTIME + 90 + 10;	3661	my $value = $cf::RUNTIME + 90 + 10;
2813	# 10 is the runtime save interval, for a monotonic clock	3662	# 10 is the runtime save interval, for a monotonic clock
2814	# 60 allows for the watchdog to kill the server.	3663	# 60 allows for the watchdog to kill the server.
…		…
2824	aio_utime $fh, undef, undef;	3673	aio_utime $fh, undef, undef;
2825		3674
2826	close $fh	3675	close $fh
2827	or return;	3676	or return;
2828		3677
2829	aio_rename "$runtime~", $runtime	3678	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2830	and return;	3679	and return;
2831		3680
2832	warn "runtime file written.\n";	3681	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
2833		3682
2834	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 };
2835	}	3734	}
2836		3735
2837	sub emergency_save() {	3736	sub emergency_save() {
2838	my $freeze_guard = cf::freeze_mainloop;	3737	my $freeze_guard = cf::freeze_mainloop;
2839		3738
2840	warn "enter emergency perl save\n";	3739	warn "emergency_perl_save: enter\n";
2841		3740
2842	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
2843	# use a peculiar iteration method to avoid tripping on perl	3747	# use a peculiar iteration method to avoid tripping on perl
2844	# refcount bugs in for. also avoids problems with players	3748	# refcount bugs in for. also avoids problems with players
2845	# and maps saved/destroyed asynchronously.	3749	# and maps saved/destroyed asynchronously.
2846	warn "begin emergency player save\n";	3750	warn "emergency_perl_save: begin player save\n";
2847	for my $login (keys %cf::PLAYER) {	3751	for my $login (keys %cf::PLAYER) {
2848	my $pl = $cf::PLAYER{$login} or next;	3752	my $pl = $cf::PLAYER{$login} or next;
2849	$pl->valid or next;	3753	$pl->valid or next;
		3754	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2850	$pl->save;	3755	$pl->save;
2851	}	3756	}
2852	warn "end emergency player save\n";	3757	warn "emergency_perl_save: end player save\n";
2853		3758
2854	warn "begin emergency map save\n";	3759	warn "emergency_perl_save: begin map save\n";
2855	for my $path (keys %cf::MAP) {	3760	for my $path (keys %cf::MAP) {
2856	my $map = $cf::MAP{$path} or next;	3761	my $map = $cf::MAP{$path} or next;
2857	$map->valid or next;	3762	$map->valid or next;
2858	$map->save;	3763	$map->save;
2859	}	3764	}
2860	warn "end emergency map save\n";	3765	warn "emergency_perl_save: end map save\n";
2861		3766
2862	warn "begin emergency database checkpoint\n";	3767	warn "emergency_perl_save: begin database checkpoint\n";
2863	BDB::db_env_txn_checkpoint $DB_ENV;	3768	BDB::db_env_txn_checkpoint $DB_ENV;
2864	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";
2865	};	3774	};
2866		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
2867	warn "leave emergency perl save\n";	3781	warn "emergency_perl_save: leave\n";
2868	}	3782	}
2869		3783
2870	sub post_cleanup {	3784	sub post_cleanup {
2871	my ($make_core) = @_;	3785	my ($make_core) = @_;
2872		3786
2873	warn Carp::longmess "post_cleanup backtrace"	3787	warn Carp::longmess "post_cleanup backtrace"
2874	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	}
2875	}	3817	}
2876		3818
2877	sub do_reload_perl() {	3819	sub do_reload_perl() {
2878	# can/must only be called in main	3820	# can/must only be called in main
2879	if ($Coro::current != $Coro::main) {	3821	if (in_main) {
2880	warn "can only reload from main coroutine";	3822	warn "can only reload from main coroutine";
2881	return;	3823	return;
2882	}	3824	}
2883		3825
		3826	return if $RELOAD++;
		3827
		3828	my $t1 = AE::time;
		3829
		3830	while ($RELOAD) {
2884	warn "reloading...";	3831	warn "reloading...";
2885		3832
2886	warn "entering sync_job";	3833	warn "entering sync_job";
2887		3834
2888	cf::sync_job {	3835	cf::sync_job {
2889	cf::write_runtime; # external watchdog should not bark	3836	cf::write_runtime_sync; # external watchdog should not bark
2890	cf::emergency_save;	3837	cf::emergency_save;
2891	cf::write_runtime; # external watchdog should not bark	3838	cf::write_runtime_sync; # external watchdog should not bark
2892		3839
2893	warn "syncing database to disk";	3840	warn "syncing database to disk";
2894	BDB::db_env_txn_checkpoint $DB_ENV;	3841	BDB::db_env_txn_checkpoint $DB_ENV;
2895		3842
2896	# 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
2897		3844
2898	warn "cancelling all WF_AUTOCANCEL watchers";
2899	for (Event::all_watchers) {
2900	$_->cancel if $_->data & WF_AUTOCANCEL;
2901	}
2902
2903	warn "flushing outstanding aio requests";	3845	warn "flushing outstanding aio requests";
2904	for (;;) {
2905	BDB::flush;
2906	IO::AIO::flush;
2907	Coro::cede;
2908	last unless IO::AIO::nreqs || BDB::nreqs;	3846	while (IO::AIO::nreqs || BDB::nreqs) {
2909	warn "iterate...";	3847	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
2910	}
2911
2912	++$RELOAD;
2913
2914	warn "cancelling all extension coros";
2915	$_->cancel for values %EXT_CORO;
2916	%EXT_CORO = ();
2917
2918	warn "removing commands";
2919	%COMMAND = ();
2920
2921	warn "removing ext/exti commands";
2922	%EXTCMD = ();
2923	%EXTICMD = ();
2924
2925	warn "unloading/nuking all extensions";
2926	for my $pkg (@EXTS) {
2927	warn "... unloading $pkg";
2928
2929	if (my $cb = $pkg->can ("unload")) {
2930	eval {
2931	$cb->($pkg);
2932	1
2933	} or warn "$pkg unloaded, but with errors: $@";
2934	}	3848	}
2935		3849
2936	warn "... nuking $pkg";	3850	warn "cancelling all extension coros";
2937	Symbol::delete_package $pkg;	3851	$_->cancel for values %EXT_CORO;
2938	}	3852	%EXT_CORO = ();
2939		3853
2940	warn "unloading all perl modules loaded from $LIBDIR";	3854	warn "removing commands";
2941	while (my ($k, $v) = each %INC) {	3855	%COMMAND = ();
2942	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2943		3856
		3857	warn "removing ext/exti commands";
		3858	%EXTCMD = ();
		3859	%EXTICMD = ();
		3860
		3861	warn "unloading/nuking all extensions";
		3862	for my $pkg (@EXTS) {
2944	warn "... unloading $k";	3863	warn "... unloading $pkg";
2945	delete $INC{$k};
2946		3864
2947	$k =~ s/\.pm$//;
2948	$k =~ s/\//::/g;
2949
2950	if (my $cb = $k->can ("unload_module")) {	3865	if (my $cb = $pkg->can ("unload")) {
		3866	eval {
2951	$cb->();	3867	$cb->($pkg);
		3868	1
		3869	} or warn "$pkg unloaded, but with errors: $@";
		3870	}
		3871
		3872	warn "... clearing $pkg";
		3873	clear_package $pkg;
2952	}	3874	}
2953		3875
2954	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 $k;
2955	}	3891	}
2956		3892
2957	warn "getting rid of safe::, as good as possible";	3893	warn "getting rid of safe::, as good as possible";
2958	Symbol::delete_package "safe::$_"	3894	clear_package "safe::$_"
2959	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);
2960		3896
2961	warn "unloading cf.pm \"a bit\"";	3897	warn "unloading cf.pm \"a bit\"";
2962	delete $INC{"cf.pm"};	3898	delete $INC{"cf.pm"};
2963	delete $INC{"cf/pod.pm"};	3899	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
2964		3900
2965	# don't, removes xs symbols, too,	3901	# don't, removes xs symbols, too,
2966	# and global variables created in xs	3902	# and global variables created in xs
2967	#Symbol::delete_package __PACKAGE__;	3903	#clear_package __PACKAGE__;
2968		3904
2969	warn "unload completed, starting to reload now";	3905	warn "unload completed, starting to reload now";
2970		3906
2971	warn "reloading cf.pm";	3907	warn "reloading cf.pm";
2972	require cf;	3908	require cf;
2973	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3909	cf::_connect_to_perl_1;
2974		3910
2975	warn "loading config and database again";	3911	warn "loading config and database again";
2976	cf::cfg_load;	3912	cf::reload_config;
2977		3913
2978	warn "loading extensions";	3914	warn "loading extensions";
2979	cf::load_extensions;	3915	cf::load_extensions;
2980		3916
		3917	if ($REATTACH_ON_RELOAD) {
2981	warn "reattaching attachments to objects/players";	3918	warn "reattaching attachments to objects/players";
2982	_global_reattach; # objects, sockets	3919	_global_reattach; # objects, sockets
2983	warn "reattaching attachments to maps";	3920	warn "reattaching attachments to maps";
2984	reattach $_ for values %MAP;	3921	reattach $_ for values %MAP;
2985	warn "reattaching attachments to players";	3922	warn "reattaching attachments to players";
2986	reattach $_ for values %PLAYER;	3923	reattach $_ for values %PLAYER;
		3924	}
2987		3925
		3926	warn "running post_init jobs";
		3927	(pop @POST_INIT)->(1) while @POST_INIT;
		3928
2988	warn "leaving sync_job";	3929	warn "leaving sync_job";
2989		3930
2990	1	3931	1
2991	} or do {	3932	} or do {
2992	warn $@;	3933	warn $@;
2993	warn "error while reloading, exiting.";	3934	cf::cleanup "error while reloading, exiting.";
2994	exit 1;
2995	};	3935	};
2996		3936
2997	warn "reloaded";	3937	warn "reloaded";
		3938	--$RELOAD;
		3939	}
		3940
		3941	$t1 = AE::time - $t1;
		3942	warn "reload completed in ${t1}s\n";
2998	};	3943	};
2999		3944
3000	our $RELOAD_WATCHER; # used only during reload	3945	our $RELOAD_WATCHER; # used only during reload
3001		3946
3002	sub reload_perl() {	3947	sub reload_perl() {
3003	# doing reload synchronously and two reloads happen back-to-back,	3948	# doing reload synchronously and two reloads happen back-to-back,
3004	# coro crashes during coro_state_free->destroy here.	3949	# coro crashes during coro_state_free->destroy here.
3005		3950
3006	$RELOAD_WATCHER ||= Event->timer (	3951	$RELOAD_WATCHER ||= cf::async {
3007	reentrant => 0,	3952	Coro::AIO::aio_wait cache_extensions;
3008	after => 0,	3953
3009	data => WF_AUTOCANCEL,	3954	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3010	cb => sub {
3011	do_reload_perl;	3955	do_reload_perl;
3012	undef $RELOAD_WATCHER;	3956	undef $RELOAD_WATCHER;
3013	},	3957	};
3014	);	3958	};
3015	}	3959	}
3016		3960
3017	register_command "reload" => sub {	3961	register_command "reload" => sub {
3018	my ($who, $arg) = @_;	3962	my ($who, $arg) = @_;
3019		3963
3020	if ($who->flag (FLAG_WIZ)) {	3964	if ($who->flag (FLAG_WIZ)) {
3021	$who->message ("reloading server.");	3965	$who->message ("reloading server.");
		3966	async {
		3967	$Coro::current->{desc} = "perl_reload";
3022	async { reload_perl };	3968	reload_perl;
		3969	};
3023	}	3970	}
3024	};	3971	};
3025		3972
3026	unshift @INC, $LIBDIR;	3973	unshift @INC, $LIBDIR;
3027		3974
…		…
3029		3976
3030	our @WAIT_FOR_TICK;	3977	our @WAIT_FOR_TICK;
3031	our @WAIT_FOR_TICK_BEGIN;	3978	our @WAIT_FOR_TICK_BEGIN;
3032		3979
3033	sub wait_for_tick {	3980	sub wait_for_tick {
3034	return unless $TICK_WATCHER->is_active;
3035	return if $Coro::current == $Coro::main;	3981	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3036		3982
3037	my $signal = new Coro::Signal;	3983	my $signal = new Coro::Signal;
3038	push @WAIT_FOR_TICK, $signal;	3984	push @WAIT_FOR_TICK, $signal;
3039	$signal->wait;	3985	$signal->wait;
3040	}	3986	}
3041		3987
3042	sub wait_for_tick_begin {	3988	sub wait_for_tick_begin {
3043	return unless $TICK_WATCHER->is_active;
3044	return if $Coro::current == $Coro::main;	3989	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3045		3990
3046	my $signal = new Coro::Signal;	3991	my $signal = new Coro::Signal;
3047	push @WAIT_FOR_TICK_BEGIN, $signal;	3992	push @WAIT_FOR_TICK_BEGIN, $signal;
3048	$signal->wait;	3993	$signal->wait;
3049	}	3994	}
3050		3995
3051	my $min = 1e6;#d#	3996	sub tick {
3052	my $avg = 10;
3053	$TICK_WATCHER = Event->timer (
3054	reentrant => 0,
3055	parked => 1,
3056	prio => 0,
3057	at => $NEXT_TICK || $TICK,
3058	data => WF_AUTOCANCEL,
3059	cb => sub {
3060	if ($Coro::current != $Coro::main) {	3997	if ($Coro::current != $Coro::main) {
3061	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3998	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3062	unless ++$bug_warning > 10;	3999	unless ++$bug_warning > 10;
3063	return;	4000	return;
3064	}	4001	}
3065		4002
3066	$NOW = $tick_start = Event::time;
3067
3068	cf::server_tick; # one server iteration	4003	cf::server_tick; # one server iteration
3069		4004
3070	0 && sync_job {#d#	4005	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3071	for(1..10) {
3072	my $t = Event::time;
3073	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3074	or die;
3075		4006
3076	$map->width (50);	4007	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3077	$map->height (50);	4008	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3078	$map->alloc;	4009	Coro::async_pool {
3079	$map->_load_objects ("/tmp/x.map", 1);	4010	$Coro::current->{desc} = "runtime saver";
3080	my $t = Event::time - $t;	4011	write_runtime_sync
3081		4012	or warn "ERROR: unable to write runtime file: $!";
3082	#next unless $t < 0.0013;#d#
3083	if ($t < $min) {
3084	$min = $t;
3085	}
3086	$avg = $avg * 0.99 + $t * 0.01;
3087	}
3088	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3089	exit 0;
3090	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3091	};	4013	};
		4014	}
3092		4015
3093	$RUNTIME += $TICK;
3094	$NEXT_TICK += $TICK;
3095
3096	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3097	$NEXT_RUNTIME_WRITE = $NOW + 10;
3098	Coro::async_pool {
3099	write_runtime
3100	or warn "ERROR: unable to write runtime file: $!";
3101	};
3102	}
3103
3104	# my $AFTER = Event::time;
3105	# warn $AFTER - $NOW;#d#
3106
3107	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4016	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3108	$sig->send;	4017	$sig->send;
3109	}	4018	}
3110	while (my $sig = shift @WAIT_FOR_TICK) {	4019	while (my $sig = shift @WAIT_FOR_TICK) {
3111	$sig->send;	4020	$sig->send;
3112	}	4021	}
3113		4022
3114	$NOW = Event::time;	4023	$LOAD = ($NOW - $TICK_START) / $TICK;
3115
3116	# if we are delayed by four ticks or more, skip them all
3117	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3118
3119	$TICK_WATCHER->at ($NEXT_TICK);
3120	$TICK_WATCHER->start;
3121
3122	$LOAD = ($NOW - $tick_start) / $TICK;
3123	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4024	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3124		4025
3125	_post_tick;	4026	if (0) {
3126		4027	if ($NEXT_TICK) {
3127		4028	my $jitter = $TICK_START - $NEXT_TICK;
		4029	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4030	warn "jitter $JITTER\n";#d#
		4031	}
3128	},	4032	}
3129	);	4033	}
3130		4034
3131	{	4035	{
3132	BDB::max_poll_time $TICK * 0.1;	4036	# configure BDB
3133	$BDB_POLL_WATCHER = Event->io (	4037
3134	reentrant => 0,
3135	fd => BDB::poll_fileno,
3136	poll => 'r',
3137	prio => 0,
3138	data => WF_AUTOCANCEL,
3139	cb => \&BDB::poll_cb,
3140	);
3141	BDB::min_parallel 8;	4038	BDB::min_parallel 16;
3142		4039	BDB::max_poll_reqs $TICK * 0.1;
3143	BDB::set_sync_prepare {	4040	$AnyEvent::BDB::WATCHER->priority (1);
3144	my $status;
3145	my $current = $Coro::current;
3146	(
3147	sub {
3148	$status = $!;
3149	$current->ready; undef $current;
3150	},
3151	sub {
3152	Coro::schedule while defined $current;
3153	$! = $status;
3154	},
3155	)
3156	};
3157		4041
3158	unless ($DB_ENV) {	4042	unless ($DB_ENV) {
3159	$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);
3160		4049
3161	cf::sync_job {	4050	cf::sync_job {
3162	eval {	4051	eval {
3163	BDB::db_env_open	4052	BDB::db_env_open
3164	$DB_ENV,	4053	$DB_ENV,
…		…
3166	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4055	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3167	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4056	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3168	0666;	4057	0666;
3169		4058
3170	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4059	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3171
3172	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3173	$DB_ENV->set_lk_detect;
3174	};	4060	};
3175		4061
3176	cf::cleanup "db_env_open(db): $@" if $@;	4062	cf::cleanup "db_env_open(db): $@" if $@;
3177	};	4063	};
3178	}	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	};
3179	}	4075	}
3180		4076
3181	{	4077	{
		4078	# configure IO::AIO
		4079
3182	IO::AIO::min_parallel 8;	4080	IO::AIO::min_parallel 8;
3183
3184	undef $Coro::AIO::WATCHER;
3185	IO::AIO::max_poll_time $TICK * 0.1;	4081	IO::AIO::max_poll_time $TICK * 0.1;
3186	$AIO_POLL_WATCHER = Event->io (	4082	undef $AnyEvent::AIO::WATCHER;
3187	reentrant => 0,
3188	data => WF_AUTOCANCEL,
3189	fd => IO::AIO::poll_fileno,
3190	poll => 'r',
3191	prio => 6,
3192	cb => \&IO::AIO::poll_cb,
3193	);
3194	}	4083	}
3195		4084
3196	my $_log_backtrace;	4085	my $_log_backtrace;
3197		4086
3198	sub _log_backtrace {	4087	sub _log_backtrace {
…		…
3201	$msg =~ s/\n//;	4090	$msg =~ s/\n//;
3202		4091
3203	# limit the # of concurrent backtraces	4092	# limit the # of concurrent backtraces
3204	if ($_log_backtrace < 2) {	4093	if ($_log_backtrace < 2) {
3205	++$_log_backtrace;	4094	++$_log_backtrace;
		4095	my $perl_bt = Carp::longmess $msg;
3206	async {	4096	async {
		4097	$Coro::current->{desc} = "abt $msg";
		4098
3207	my @bt = fork_call {	4099	my @bt = fork_call {
3208	@addr = map { sprintf "%x", $_ } @addr;	4100	@addr = map { sprintf "%x", $_ } @addr;
3209	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4101	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3210	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 |"
3211	or die "addr2line: $!";	4103	or die "addr2line: $!";
…		…
3219	}	4111	}
3220		4112
3221	@funcs	4113	@funcs
3222	};	4114	};
3223		4115
3224	LOG llevInfo, "[ABT] $msg\n";	4116	LOG llevInfo, "[ABT] $perl_bt\n";
		4117	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3225	LOG llevInfo, "[ABT] $_\n" for @bt;	4118	LOG llevInfo, "[ABT] $_\n" for @bt;
3226	--$_log_backtrace;	4119	--$_log_backtrace;
3227	};	4120	};
3228	} else {	4121	} else {
3229	LOG llevInfo, "[ABT] $msg\n";	4122	LOG llevInfo, "[ABT] $msg\n";
3230	LOG llevInfo, "[ABT] [suppressed]\n";	4123	LOG llevInfo, "[ABT] [suppressed]\n";
3231	}	4124	}
3232	}	4125	}
3233		4126
3234	# load additional modules	4127	# load additional modules
3235	use cf::pod;	4128	require "cf/$_.pm" for @EXTRA_MODULES;
		4129	cf::_connect_to_perl_2;
3236		4130
3237	END { cf::emergency_save }	4131	END { cf::emergency_save }
3238		4132
3239	1	4133	1
3240		4134

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