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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.295 by root, Wed Jul 4 05:08:15 2007 UTC vs.
Revision 1.530 by root, Wed Apr 28 21:05:33 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; # unused
		112
		113	our $OUTPUT_RATE_MIN = 3000;
		114	our $OUTPUT_RATE_MAX = 1000000;
		115
		116	our $MAX_LINKS = 32; # how many chained exits to follow
		117	our $VERBOSE_IO = 1;
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->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
…		…
1089	my ($pl, $buf) = @_;	1351	my ($pl, $buf) = @_;
1090		1352
1091	my $msg = eval { $pl->ns->{json_coder}->decode ($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<([^\>]*)>}
1406	{
1407	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1408	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1409	"")
1410	[$self->{hintmode}]
1411	}ge;
1412
1413	# create single paragraphs (very hackish)
1414	s/(?<=\S)\n(?=\w)/ /g;
1415
1416	# compress some whitespace
1417	s/\s+\n/\n/g; # ws line-ends
1418	s/\n\n+/\n/g; # double lines
1419	s/^\n+//; # beginning lines
1420	s/\n+$//; # ending lines
1421
1422	$_
1423	}
1424
1425	sub hintmode {
1426	$_[0]{hintmode} = $_[1] if @_ > 1;
1427	$_[0]{hintmode}
1428	}
1429
1430	=item $player->ext_reply ($msgid, %msg)	1736	=item $player->ext_reply ($msgid, @msg)
1431		1737
1432	Sends an ext reply to the player.	1738	Sends an ext reply to the player.
1433		1739
1434	=cut	1740	=cut
1435		1741
1436	sub ext_reply($$%) {	1742	sub ext_reply($$@) {
1437	my ($self, $id, %msg) = @_;	1743	my ($self, $id, @msg) = @_;
1438		1744
1439	$msg{msgid} = $id;	1745	$self->ns->ext_reply ($id, @msg)
1440	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1441	}	1746	}
1442		1747
1443	=item $player->ext_event ($type, %msg)	1748	=item $player->ext_msg ($type, @msg)
1444		1749
1445	Sends an ext event to the client.	1750	Sends an ext event to the client.
1446		1751
1447	=cut	1752	=cut
1448		1753
1449	sub ext_event($$%) {	1754	sub ext_msg($$@) {
1450	my ($self, $type, %msg) = @_;	1755	my ($self, $type, @msg) = @_;
1451		1756
1452	$self->ns->ext_event ($type, %msg);	1757	$self->ns->ext_msg ($type, @msg);
1453	}	1758	}
1454		1759
1455	=head3 cf::region	1760	=head3 cf::region
1456		1761
1457	=over 4	1762	=over 4
…		…
1467	=cut	1772	=cut
1468		1773
1469	sub find_by_path($) {	1774	sub find_by_path($) {
1470	my ($path) = @_;	1775	my ($path) = @_;
1471		1776
		1777	$path =~ s/^~[^\/]*//; # skip ~login
		1778
1472	my ($match, $specificity);	1779	my ($match, $specificity);
1473		1780
1474	for my $region (list) {	1781	for my $region (list) {
1475	if ($region->match && $path =~ $region->match) {	1782	if ($region->{match} && $path =~ $region->{match}) {
1476	($match, $specificity) = ($region, $region->specificity)	1783	($match, $specificity) = ($region, $region->specificity)
1477	if $region->specificity > $specificity;	1784	if $region->specificity > $specificity;
1478	}	1785	}
1479	}	1786	}
1480		1787
…		…
1501	our $MAX_RESET = 3600;	1808	our $MAX_RESET = 3600;
1502	our $DEFAULT_RESET = 3000;	1809	our $DEFAULT_RESET = 3000;
1503		1810
1504	sub generate_random_map {	1811	sub generate_random_map {
1505	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
1506	# mit "rum" bekleckern, nicht	1816	# mit "rum" bekleckern, nicht
1507	$self->_create_random_map (	1817	$self->_create_random_map (
1508	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1818	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1509	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1819	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1510	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1820	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1511	$rmp->{exit_on_final_map},	1821	$rmp->{exit_on_final_map},
1512	$rmp->{xsize}, $rmp->{ysize},	1822	$rmp->{xsize}, $rmp->{ysize},
1513	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1823	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1514	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1824	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1536		1846
1537	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1847	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1538	}	1848	}
1539		1849
1540	# also paths starting with '/'	1850	# also paths starting with '/'
1541	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1851	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1542		1852
1543	sub thawer_merge {	1853	sub thawer_merge {
1544	my ($self, $merge) = @_;	1854	my ($self, $merge) = @_;
1545		1855
1546	# we have to keep some variables in memory intact	1856	# we have to keep some variables in memory intact
…		…
1600	$self->init; # pass $1 etc.	1910	$self->init; # pass $1 etc.
1601	return $self;	1911	return $self;
1602	}	1912	}
1603	}	1913	}
1604		1914
1605	Carp::carp "unable to resolve path '$path' (base '$base').";	1915	Carp::cluck "unable to resolve path '$path' (base '$base').";
1606	()	1916	()
1607	}	1917	}
1608		1918
1609	sub init {	1919	sub init {
1610	my ($self) = @_;	1920	my ($self) = @_;
…		…
1632		1942
1633	# the temporary/swap location	1943	# the temporary/swap location
1634	sub save_path {	1944	sub save_path {
1635	my ($self) = @_;	1945	my ($self) = @_;
1636		1946
1637	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1947	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1638	"$TMPDIR/$path.map"	1948	"$TMPDIR/$path.map"
1639	}	1949	}
1640		1950
1641	# the unique path, undef == no special unique path	1951	# the unique path, undef == no special unique path
1642	sub uniq_path {	1952	sub uniq_path {
1643	my ($self) = @_;	1953	my ($self) = @_;
1644		1954
1645	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1955	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1646	"$UNIQUEDIR/$path"	1956	"$UNIQUEDIR/$path"
1647	}
1648
1649	# and all this just because we cannot iterate over
1650	# all maps in C++...
1651	sub change_all_map_light {
1652	my ($change) = @_;
1653
1654	$_->change_map_light ($change)
1655	for grep $_->outdoor, values %cf::MAP;
1656	}	1957	}
1657		1958
1658	sub decay_objects {	1959	sub decay_objects {
1659	my ($self) = @_;	1960	my ($self) = @_;
1660		1961
…		…
1673		1974
1674	sub load_header_from($) {	1975	sub load_header_from($) {
1675	my ($self, $path) = @_;	1976	my ($self, $path) = @_;
1676		1977
1677	utf8::encode $path;	1978	utf8::encode $path;
1678	#aio_open $path, O_RDONLY, 0	1979	my $f = new_from_file cf::object::thawer $path
1679	# or return;
1680
1681	$self->_load_header ($path)
1682	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;
1683		1987
1684	$self->{load_path} = $path;	1988	$self->{load_path} = $path;
1685		1989
1686	1	1990	1
1687	}	1991	}
…		…
1741	sub find {	2045	sub find {
1742	my ($path, $origin) = @_;	2046	my ($path, $origin) = @_;
1743		2047
1744	$path = normalise $path, $origin && $origin->path;	2048	$path = normalise $path, $origin && $origin->path;
1745		2049
		2050	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1746	cf::lock_wait "map_find:$path";	2051	my $guard2 = cf::lock_acquire "map_find:$path";
1747		2052
1748	$cf::MAP{$path} || do {	2053	$cf::MAP{$path} || do {
1749	my $guard = cf::lock_acquire "map_find:$path";
1750	my $map = new_from_path cf::map $path	2054	my $map = new_from_path cf::map $path
1751	or return;	2055	or return;
1752		2056
1753	$map->{last_save} = $cf::RUNTIME;	2057	$map->{last_save} = $cf::RUNTIME;
1754		2058
…		…
1756	or return;	2060	or return;
1757		2061
1758	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2062	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1759	# doing this can freeze the server in a sync job, obviously	2063	# doing this can freeze the server in a sync job, obviously
1760	#$cf::WAIT_FOR_TICK->wait;	2064	#$cf::WAIT_FOR_TICK->wait;
		2065	undef $guard2;
		2066	undef $guard1;
1761	$map->reset;	2067	$map->reset;
1762	undef $guard;
1763	return find $path;	2068	return find $path;
1764	}	2069	}
1765		2070
1766	$cf::MAP{$path} = $map	2071	$cf::MAP{$path} = $map
1767	}	2072	}
1768	}	2073	}
1769		2074
1770	sub pre_load { }	2075	sub pre_load { }
1771	sub post_load { }	2076	#sub post_load { } # XS
1772		2077
1773	sub load {	2078	sub load {
1774	my ($self) = @_;	2079	my ($self) = @_;
1775		2080
1776	local $self->{deny_reset} = 1; # loading can take a long time	2081	local $self->{deny_reset} = 1; # loading can take a long time
1777		2082
1778	my $path = $self->{path};	2083	my $path = $self->{path};
1779		2084
1780	{	2085	{
1781	my $guard = cf::lock_acquire "map_load:$path";	2086	my $guard = cf::lock_acquire "map_data:$path";
1782		2087
		2088	return unless $self->valid;
1783	return if $self->in_memory != cf::MAP_SWAPPED;	2089	return unless $self->in_memory == cf::MAP_SWAPPED;
1784		2090
1785	$self->in_memory (cf::MAP_LOADING);	2091	$self->in_memory (cf::MAP_LOADING);
1786		2092
1787	$self->alloc;	2093	$self->alloc;
1788		2094
1789	$self->pre_load;	2095	$self->pre_load;
1790	Coro::cede;	2096	cf::cede_to_tick;
1791		2097
		2098	my $f = new_from_file cf::object::thawer $self->{load_path};
		2099	$f->skip_block;
1792	$self->_load_objects ($self->{load_path}, 1)	2100	$self->_load_objects ($f)
1793	or return;	2101	or return;
1794		2102
1795	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2103	$self->post_load_original
1796	if delete $self->{load_original};	2104	if delete $self->{load_original};
1797		2105
1798	if (my $uniq = $self->uniq_path) {	2106	if (my $uniq = $self->uniq_path) {
1799	utf8::encode $uniq;	2107	utf8::encode $uniq;
1800	if (aio_open $uniq, O_RDONLY, 0) {	2108	unless (aio_stat $uniq) {
		2109	if (my $f = new_from_file cf::object::thawer $uniq) {
1801	$self->clear_unique_items;	2110	$self->clear_unique_items;
1802	$self->_load_objects ($uniq, 0);	2111	$self->_load_objects ($f);
		2112	$f->resolve_delayed_derefs;
		2113	}
1803	}	2114	}
1804	}	2115	}
1805		2116
1806	Coro::cede;	2117	$f->resolve_delayed_derefs;
		2118
		2119	cf::cede_to_tick;
1807	# now do the right thing for maps	2120	# now do the right thing for maps
1808	$self->link_multipart_objects;	2121	$self->link_multipart_objects;
1809	$self->difficulty ($self->estimate_difficulty)	2122	$self->difficulty ($self->estimate_difficulty)
1810	unless $self->difficulty;	2123	unless $self->difficulty;
1811	Coro::cede;	2124	cf::cede_to_tick;
1812		2125
1813	unless ($self->{deny_activate}) {	2126	unless ($self->{deny_activate}) {
1814	$self->decay_objects;	2127	$self->decay_objects;
1815	$self->fix_auto_apply;	2128	$self->fix_auto_apply;
1816	$self->update_buttons;	2129	$self->update_buttons;
1817	Coro::cede;	2130	cf::cede_to_tick;
1818	$self->set_darkness_map;
1819	Coro::cede;
1820	$self->activate;	2131	$self->activate;
1821	}	2132	}
1822		2133
		2134	$self->{last_save} = $cf::RUNTIME;
		2135	$self->last_access ($cf::RUNTIME);
		2136
1823	$self->in_memory (cf::MAP_IN_MEMORY);	2137	$self->in_memory (cf::MAP_ACTIVE);
1824	}	2138	}
1825		2139
1826	$self->post_load;	2140	$self->post_load;
1827	}	2141	}
1828		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
1829	sub customise_for {	2146	sub customise_for {
1830	my ($self, $ob) = @_;	2147	my ($self, $ob) = @_;
1831		2148
1832	return find "~" . $ob->name . "/" . $self->{path}	2149	return find "~" . $ob->name . "/" . $self->{path}
1833	if $self->per_player;	2150	if $self->per_player;
…		…
1837		2154
1838	$self	2155	$self
1839	}	2156	}
1840		2157
1841	# 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
1842	sub load_diag {	2159	sub load_neighbours {
1843	my ($map) = @_;	2160	my ($map) = @_;
1844		2161
1845	my @diag; # diagonal neighbours	2162	my @neigh; # diagonal neighbours
1846		2163
1847	for (0 .. 3) {	2164	for (0 .. 3) {
1848	my $neigh = $map->tile_path ($_)	2165	my $neigh = $map->tile_path ($_)
1849	or next;	2166	or next;
1850	$neigh = find $neigh, $map	2167	$neigh = find $neigh, $map
1851	or next;	2168	or next;
1852	$neigh->load;	2169	$neigh->load;
1853		2170
		2171	# now find the diagonal neighbours
		2172	push @neigh,
1854	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2173	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1855	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2174	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1856	}	2175	}
1857		2176
1858	for (@diag) {	2177	for (grep defined $_->[0], @neigh) {
		2178	my ($path, $origin) = @$_;
1859	my $neigh = find @$_	2179	my $neigh = find $path, $origin
1860	or next;	2180	or next;
1861	$neigh->load;	2181	$neigh->load;
1862	}	2182	}
1863	}	2183	}
1864		2184
…		…
1869	}	2189	}
1870		2190
1871	sub do_load_sync {	2191	sub do_load_sync {
1872	my ($map) = @_;	2192	my ($map) = @_;
1873		2193
		2194	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2195	if $Coro::current == $Coro::main;
		2196
1874	cf::sync_job { $map->load };	2197	cf::sync_job { $map->load };
1875	}	2198	}
1876		2199
1877	our %MAP_PREFETCH;	2200	our %MAP_PREFETCH;
1878	our $MAP_PREFETCHER = undef;	2201	our $MAP_PREFETCHER = undef;
1879		2202
1880	sub find_async {	2203	sub find_async {
1881	my ($path, $origin) = @_;	2204	my ($path, $origin, $load) = @_;
1882		2205
1883	$path = normalise $path, $origin && $origin->{path};	2206	$path = normalise $path, $origin && $origin->{path};
1884		2207
1885	if (my $map = $cf::MAP{$path}) {	2208	if (my $map = $cf::MAP{$path}) {
1886	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2209	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1887	}	2210	}
1888		2211
1889	undef $MAP_PREFETCH{$path};	2212	$MAP_PREFETCH{$path} |= $load;
		2213
1890	$MAP_PREFETCHER ||= cf::async {	2214	$MAP_PREFETCHER ||= cf::async {
		2215	$Coro::current->{desc} = "map prefetcher";
		2216
1891	while (%MAP_PREFETCH) {	2217	while (%MAP_PREFETCH) {
1892	for my $path (keys %MAP_PREFETCH) {	2218	while (my ($k, $v) = each %MAP_PREFETCH) {
1893	my $map = find $path	2219	if (my $map = find $k) {
1894	or next;
1895	$map->load;	2220	$map->load if $v;
		2221	}
1896		2222
1897	delete $MAP_PREFETCH{$path};	2223	delete $MAP_PREFETCH{$k};
1898	}	2224	}
1899	}	2225	}
1900	undef $MAP_PREFETCHER;	2226	undef $MAP_PREFETCHER;
1901	};	2227	};
1902	$MAP_PREFETCHER->prio (6);	2228	$MAP_PREFETCHER->prio (6);
1903		2229
1904	()	2230	()
1905	}	2231	}
1906		2232
		2233	# common code, used by both ->save and ->swapout
1907	sub save {	2234	sub _save {
1908	my ($self) = @_;	2235	my ($self) = @_;
1909
1910	my $lock = cf::lock_acquire "map_data:" . $self->path;
1911		2236
1912	$self->{last_save} = $cf::RUNTIME;	2237	$self->{last_save} = $cf::RUNTIME;
1913		2238
1914	return unless $self->dirty;	2239	return unless $self->dirty;
1915		2240
…		…
1921	return if $self->{deny_save};	2246	return if $self->{deny_save};
1922		2247
1923	local $self->{last_access} = $self->last_access;#d#	2248	local $self->{last_access} = $self->last_access;#d#
1924		2249
1925	cf::async {	2250	cf::async {
		2251	$Coro::current->{desc} = "map player save";
1926	$_->contr->save for $self->players;	2252	$_->contr->save for $self->players;
1927	};	2253	};
		2254
		2255	cf::get_slot 0.02;
1928		2256
1929	if ($uniq) {	2257	if ($uniq) {
1930	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2258	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1931	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2259	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1932	} else {	2260	} else {
1933	$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);
1934	}	2262	}
1935	}	2263	}
1936		2264
		2265	sub save {
		2266	my ($self) = @_;
		2267
		2268	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2269
		2270	$self->_save;
		2271	}
		2272
1937	sub swap_out {	2273	sub swap_out {
1938	my ($self) = @_;	2274	my ($self) = @_;
1939		2275
1940	# save first because save cedes
1941	$self->save;
1942
1943	my $lock = cf::lock_acquire "map_data:" . $self->path;	2276	my $lock = cf::lock_acquire "map_data:$self->{path}";
1944		2277
		2278	return if $self->in_memory != cf::MAP_ACTIVE;
		2279	return if $self->{deny_save};
1945	return if $self->players;	2280	return if $self->players;
1946	return if $self->in_memory != cf::MAP_IN_MEMORY;
1947	return if $self->{deny_save};
1948		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
1949	$self->clear;	2291	$self->clear;
1950	$self->in_memory (cf::MAP_SWAPPED);
1951	}	2292	}
1952		2293
1953	sub reset_at {	2294	sub reset_at {
1954	my ($self) = @_;	2295	my ($self) = @_;
1955		2296
…		…
1973		2314
1974	my $lock = cf::lock_acquire "map_data:$self->{path}";	2315	my $lock = cf::lock_acquire "map_data:$self->{path}";
1975		2316
1976	return if $self->players;	2317	return if $self->players;
1977		2318
1978	warn "resetting map ", $self->path;	2319	warn "resetting map ", $self->path, "\n";
1979		2320
1980	$self->in_memory (cf::MAP_SWAPPED);	2321	$self->in_memory (cf::MAP_SWAPPED);
1981		2322
1982	# need to save uniques path	2323	# need to save uniques path
1983	unless ($self->{deny_save}) {	2324	unless ($self->{deny_save}) {
…		…
1987	if $uniq;	2328	if $uniq;
1988	}	2329	}
1989		2330
1990	delete $cf::MAP{$self->path};	2331	delete $cf::MAP{$self->path};
1991		2332
		2333	$self->deactivate;
		2334	$_->clear_links_to ($self) for values %cf::MAP;
1992	$self->clear;	2335	$self->clear;
1993
1994	$_->clear_links_to ($self) for values %cf::MAP;
1995		2336
1996	$self->unlink_save;	2337	$self->unlink_save;
1997	$self->destroy;	2338	$self->destroy;
1998	}	2339	}
1999		2340
2000	my $nuke_counter = "aaaa";	2341	my $nuke_counter = "aaaa";
2001		2342
2002	sub nuke {	2343	sub nuke {
2003	my ($self) = @_;	2344	my ($self) = @_;
2004		2345
		2346	{
		2347	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2348
2005	delete $cf::MAP{$self->path};	2349	delete $cf::MAP{$self->path};
2006		2350
2007	$self->unlink_save;	2351	$self->unlink_save;
2008		2352
2009	bless $self, "cf::map";	2353	bless $self, "cf::map::wrap";
2010	delete $self->{deny_reset};	2354	delete $self->{deny_reset};
2011	$self->{deny_save} = 1;	2355	$self->{deny_save} = 1;
2012	$self->reset_timeout (1);	2356	$self->reset_timeout (1);
2013	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2357	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2014		2358
2015	$cf::MAP{$self->path} = $self;	2359	$cf::MAP{$self->path} = $self;
		2360	}
2016		2361
2017	$self->reset; # polite request, might not happen	2362	$self->reset; # polite request, might not happen
2018	}	2363	}
2019		2364
2020	=item $maps = cf::map::tmp_maps	2365	=item $maps = cf::map::tmp_maps
…		…
2062		2407
2063	sub unique_maps() {	2408	sub unique_maps() {
2064	[	2409	[
2065	map {	2410	map {
2066	utf8::decode $_;	2411	utf8::decode $_;
2067	/\.map$/	2412	s/\.map$//; # TODO future compatibility hack
		2413	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2414	? ()
2068	? normalise $_	2415	: normalise $_
2069	: ()
2070	} @{ aio_readdir $UNIQUEDIR or [] }	2416	} @{ aio_readdir $UNIQUEDIR or [] }
2071	]	2417	]
2072	}	2418	}
2073		2419
2074	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	}
2075		2451
2076	=back	2452	=back
2077		2453
2078	=head3 cf::object	2454	=head3 cf::object
2079		2455
…		…
2083		2459
2084	=over 4	2460	=over 4
2085		2461
2086	=item $ob->inv_recursive	2462	=item $ob->inv_recursive
2087		2463
2088	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.
2089		2466
2090	=cut	2467	=cut
2091		2468
2092	sub inv_recursive_;	2469	sub inv_recursive_;
2093	sub inv_recursive_ {	2470	sub inv_recursive_ {
…		…
2096		2473
2097	sub inv_recursive {	2474	sub inv_recursive {
2098	inv_recursive_ inv $_[0]	2475	inv_recursive_ inv $_[0]
2099	}	2476	}
2100		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
2101	package cf;	2506	package cf;
2102		2507
2103	=back	2508	=back
2104		2509
2105	=head3 cf::object::player	2510	=head3 cf::object::player
…		…
2111	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>
2112	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
2113	dialogue with the given NPC character.	2518	dialogue with the given NPC character.
2114		2519
2115	=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	};
2116		2535
2117	# rough implementation of a future "reply" method that works	2536	# rough implementation of a future "reply" method that works
2118	# with dialog boxes.	2537	# with dialog boxes.
2119	#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
2120	sub cf::object::player::reply($$$;$) {	2539	sub cf::object::player::reply($$$;$) {
…		…
2127		2546
2128	} else {	2547	} else {
2129	my $pl = $self->contr;	2548	my $pl = $self->contr;
2130		2549
2131	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2550	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2132	my $diag = $pl->{npc_dialog};	2551	my $dialog = $pl->{npc_dialog};
2133	$diag->{pl}->ext_reply (	2552	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2134	$diag->{id},
2135	msgtype => "reply",
2136	msg => $diag->{pl}->expand_cfpod ($msg),
2137	add_topics => []
2138	);
2139		2553
2140	} else {	2554	} else {
2141	$msg = $npc->name . " says: $msg" if $npc;	2555	$msg = $npc->name . " says: $msg" if $npc;
2142	$self->message ($msg, $flags);	2556	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2143	}	2557	}
2144	}	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 (@_);
2145	}	2569	}
2146		2570
2147	=item $player_object->may ("access")	2571	=item $player_object->may ("access")
2148		2572
2149	Returns wether the given player is authorized to access resource "access"	2573	Returns wether the given player is authorized to access resource "access"
…		…
2162		2586
2163	=item $player_object->enter_link	2587	=item $player_object->enter_link
2164		2588
2165	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}>).
2166		2590
2167	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.
2168	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.
2169		2595
2170	Will never block.	2596	Will never block.
2171		2597
2172	=item $player_object->leave_link ($map, $x, $y)	2598	=item $player_object->leave_link ($map, $x, $y)
2173		2599
…		…
2193	sub cf::object::player::enter_link {	2619	sub cf::object::player::enter_link {
2194	my ($self) = @_;	2620	my ($self) = @_;
2195		2621
2196	$self->deactivate_recursive;	2622	$self->deactivate_recursive;
2197		2623
		2624	++$self->{_link_recursion};
		2625
2198	return if UNIVERSAL::isa $self->map, "ext::map_link";	2626	return if UNIVERSAL::isa $self->map, "ext::map_link";
2199		2627
2200	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2628	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2201	if $self->map && $self->map->{path} ne "{link}";	2629	if $self->map && $self->map->{path} ne "{link}";
2202		2630
2203	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2631	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2204	}	2632	}
2205		2633
2206	sub cf::object::player::leave_link {	2634	sub cf::object::player::leave_link {
2207	my ($self, $map, $x, $y) = @_;	2635	my ($self, $map, $x, $y) = @_;
2208		2636
…		…
2225	($x, $y) = (-1, -1)	2653	($x, $y) = (-1, -1)
2226	unless (defined $x) && (defined $y);	2654	unless (defined $x) && (defined $y);
2227		2655
2228	# use -1 or undef as default coordinates, not 0, 0	2656	# use -1 or undef as default coordinates, not 0, 0
2229	($x, $y) = ($map->enter_x, $map->enter_y)	2657	($x, $y) = ($map->enter_x, $map->enter_y)
2230	if $x <=0 && $y <= 0;	2658	if $x <= 0 && $y <= 0;
2231		2659
2232	$map->load;	2660	$map->load;
2233	$map->load_diag;	2661	$map->load_neighbours;
2234		2662
2235	return unless $self->contr->active;	2663	return unless $self->contr->active;
2236	$self->activate_recursive;
2237		2664
2238	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2665	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2239	$self->enter_map ($map, $x, $y);	2666	if ($self->enter_map ($map, $x, $y)) {
2240	}	2667	# entering was successful
		2668	delete $self->{_link_recursion};
		2669	# only activate afterwards, to support waiting in hooks
		2670	$self->activate_recursive;
		2671	}
2241		2672
		2673	}
		2674
2242	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2675	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2243		2676
2244	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
2245	her, loading and preparing them map, calling the provided $check callback	2678	her, loading and preparing them map, calling the provided $check callback
2246	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
2247	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 >>.
2248		2685
2249	=cut	2686	=cut
2250		2687
2251	our $GOTOGEN;	2688	our $GOTOGEN;
2252		2689
2253	sub cf::object::player::goto {	2690	sub cf::object::player::goto {
2254	my ($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	}
2255		2698
2256	# 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
2257	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2700	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2258		2701
2259	$self->enter_link;	2702	$self->enter_link;
2260		2703
2261	(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
2262	my $map = eval {	2726	my $map = eval {
2263	my $map = cf::map::find $path;	2727	my $map = defined $path ? cf::map::find $path : undef;
2264		2728
2265	if ($map) {	2729	if ($map) {
2266	$map = $map->customise_for ($self);	2730	$map = $map->customise_for ($self);
2267	$map = $check->($map) if $check && $map;	2731	$map = $check->($map, $x, $y, $self) if $check && $map;
2268	} else {	2732	} else {
2269	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2733	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2270	}	2734	}
2271		2735
2272	$map	2736	$map
2273	};	2737	};
2274		2738
…		…
2279		2743
2280	if ($gen == $self->{_goto_generation}) {	2744	if ($gen == $self->{_goto_generation}) {
2281	delete $self->{_goto_generation};	2745	delete $self->{_goto_generation};
2282	$self->leave_link ($map, $x, $y);	2746	$self->leave_link ($map, $x, $y);
2283	}	2747	}
		2748
		2749	$done->($self) if $done;
2284	})->prio (1);	2750	})->prio (1);
2285	}	2751	}
2286		2752
2287	=item $player_object->enter_exit ($exit_object)	2753	=item $player_object->enter_exit ($exit_object)
2288		2754
…		…
2308	}	2774	}
2309		2775
2310	sub prepare_random_map {	2776	sub prepare_random_map {
2311	my ($exit) = @_;	2777	my ($exit) = @_;
2312		2778
2313	my $guard = cf::lock_acquire "exit_prepare:$exit";
2314
2315	# all this does is basically replace the /! path by	2779	# all this does is basically replace the /! path by
2316	# a new random map path (?random/...) with a seed	2780	# a new random map path (?random/...) with a seed
2317	# that depends on the exit object	2781	# that depends on the exit object
2318		2782
2319	my $rmp = parse_random_map_params $exit->msg;	2783	my $rmp = parse_random_map_params $exit->msg;
…		…
2321	if ($exit->map) {	2785	if ($exit->map) {
2322	$rmp->{region} = $exit->region->name;	2786	$rmp->{region} = $exit->region->name;
2323	$rmp->{origin_map} = $exit->map->path;	2787	$rmp->{origin_map} = $exit->map->path;
2324	$rmp->{origin_x} = $exit->x;	2788	$rmp->{origin_x} = $exit->x;
2325	$rmp->{origin_y} = $exit->y;	2789	$rmp->{origin_y} = $exit->y;
		2790
		2791	$exit->map->touch;
2326	}	2792	}
2327		2793
2328	$rmp->{random_seed} ||= $exit->random_seed;	2794	$rmp->{random_seed} ||= $exit->random_seed;
2329		2795
2330	my $data = cf::to_json $rmp;	2796	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2331	my $md5 = Digest::MD5::md5_hex $data;	2797	my $md5 = Digest::MD5::md5_hex $data;
2332	my $meta = "$RANDOMDIR/$md5.meta";	2798	my $meta = "$RANDOMDIR/$md5.meta";
2333		2799
2334	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2800	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2335	aio_write $fh, 0, (length $data), $data, 0;	2801	aio_write $fh, 0, (length $data), $data, 0;
2336	undef $fh;	2802	undef $fh;
2337	aio_rename "$meta~", $meta;	2803	aio_rename "$meta~", $meta;
2338		2804
		2805	my $slaying = "?random/$md5";
		2806
		2807	if ($exit->valid) {
2339	$exit->slaying ("?random/$md5");	2808	$exit->slaying ("?random/$md5");
2340	$exit->msg (undef);	2809	$exit->msg (undef);
		2810	}
2341	}	2811	}
2342	}	2812	}
2343		2813
2344	sub cf::object::player::enter_exit {	2814	sub cf::object::player::enter_exit {
2345	my ($self, $exit) = @_;	2815	my ($self, $exit) = @_;
2346		2816
2347	return unless $self->type == cf::PLAYER;	2817	return unless $self->type == cf::PLAYER;
2348		2818
2349	if ($exit->slaying eq "/!") {
2350	#TODO: this should de-fi-ni-te-ly not be a sync-job
2351	# the problem is that $exit might not survive long enough
2352	# so it needs to be done right now, right here
2353	cf::sync_job { prepare_random_map $exit };
2354	}
2355
2356	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2357	my $hp = $exit->stats->hp;
2358	my $sp = $exit->stats->sp;
2359
2360	$self->enter_link;	2819	$self->enter_link;
2361		2820
2362	(async {	2821	(async {
2363	$self->deactivate_recursive; # just to be sure	2822	$Coro::current->{desc} = "enter_exit";
		2823
2364	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
2365	$self->goto ($slaying, $hp, $sp);	2839	$self->goto ($map, $x, $y);
2366		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
2367	1;	2845	1
2368	}) {	2846	}) {
2369	$self->message ("Something went wrong deep within the crossfire server. "	2847	$self->message ("Something went wrong deep within the deliantra server. "
2370	. "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. "
2371	. "Please report this to the dungeon master!",	2849	. "Please report this to the dungeon master!",
2372	cf::NDI_UNIQUE | cf::NDI_RED);	2850	cf::NDI_UNIQUE | cf::NDI_RED);
2373		2851
2374	warn "ERROR in enter_exit: $@";	2852	warn "ERROR in enter_exit: $@";
…		…
2393		2871
2394	utf8::encode $text;	2872	utf8::encode $text;
2395	$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);
2396	}	2874	}
2397		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
2398	=item $client->send_msg ($color, $type, $msg, [extra...])	2901	=item $client->send_msg ($channel, $msg, $color, [extra...])
2399		2902
2400	Send a drawinfo or msg packet to the client, formatting the msg for the	2903	Send a drawinfo or msg packet to the client, formatting the msg for the
2401	client if neccessary. C<$type> should be a string identifying the type of	2904	client if neccessary. C<$type> should be a string identifying the type of
2402	the message, with C<log> being the default. If C<$color> is negative, suppress	2905	the message, with C<log> being the default. If C<$color> is negative, suppress
2403	the message unless the client supports the msg packet.	2906	the message unless the client supports the msg packet.
2404		2907
2405	=cut	2908	=cut
2406		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" => $CHAT_CHANNEL,
		3022	);
		3023
2407	sub cf::client::send_msg {	3024	sub cf::client::send_msg {
2408	my ($self, $color, $type, $msg, @extra) = @_;	3025	my ($self, $channel, $msg, $color, @extra) = @_;
2409		3026
2410	$msg = $self->pl->expand_cfpod ($msg);	3027	$msg = $self->pl->expand_cfpod ($msg)
		3028	unless $color & cf::NDI_VERBATIM;
		3029
		3030	$color &= cf::NDI_CLIENT_MASK; # just in case...
		3031
		3032	# check predefined channels, for the benefit of C
		3033	if ($CHANNEL{$channel}) {
		3034	$channel = $CHANNEL{$channel};
		3035
		3036	$self->ext_msg (channel_info => $channel);
		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);
		3044	}
		3045
		3046	$channel = $channel->{id};
		3047	}
2411		3048
2412	return unless @extra || length $msg;	3049	return unless @extra || length $msg;
2413		3050
2414	if ($self->can_msg) {	3051	# default colour, mask it out
2415	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	3052	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2416	} else {	3053	if $color & cf::NDI_DEF;
2417	# replace some tags by gcfclient-compatible ones
2418	for ($msg) {
2419	1 while
2420	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2421	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2422	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2423	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2424	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2425	}
2426		3054
2427	if ($color >= 0) {	3055	my $pkt = "msg "
2428	if (0 && $msg =~ /\[/) {	3056	. $self->{json_coder}->encode (
2429	$self->send_packet ("drawextinfo $color 4 0 $msg")	3057	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2430	} else {	3058	);
2431	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2432	$self->send_packet ("drawinfo $color $msg")
2433	}
2434	}
2435	}
2436	}
2437		3059
		3060	$self->send_big_packet ($pkt);
		3061	}
		3062
2438	=item $client->ext_event ($type, %msg)	3063	=item $client->ext_msg ($type, @msg)
2439		3064
2440	Sends an ext event to the client.	3065	Sends an ext event to the client.
2441		3066
2442	=cut	3067	=cut
2443		3068
2444	sub cf::client::ext_event($$%) {	3069	sub cf::client::ext_msg($$@) {
2445	my ($self, $type, %msg) = @_;	3070	my ($self, $type, @msg) = @_;
2446		3071
		3072	if ($self->extcmd == 2) {
		3073	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3074	} elsif ($self->extcmd == 1) { # TODO: remove
2447	$msg{msgtype} = "event_$type";	3075	push @msg, msgtype => "event_$type";
2448	$self->send_packet ("ext " . $self->{json_coder}->encode (\%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	}
2449	}	3096	}
2450		3097
2451	=item $success = $client->query ($flags, "text", \&cb)	3098	=item $success = $client->query ($flags, "text", \&cb)
2452		3099
2453	Queues a query to the client, calling the given callback with	3100	Queues a query to the client, calling the given callback with
…		…
2508	my ($ns, $buf) = @_;	3155	my ($ns, $buf) = @_;
2509		3156
2510	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3157	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2511		3158
2512	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
2513	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3167	if (my $cb = $EXTICMD{$type}) {
2514	if (my %reply = $cb->($ns, $msg)) {	3168	@reply = $cb->($ns, @payload);
2515	$reply{msgid} = $msg->{msgid};
2516	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2517	}
2518	}	3169	}
		3170
		3171	$ns->ext_reply ($reply, @reply)
		3172	if $reply;
		3173
2519	} else {	3174	} else {
2520	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";
2521	}	3176	}
2522		3177
2523	cf::override;	3178	cf::override;
…		…
2545		3200
2546	$coro	3201	$coro
2547	}	3202	}
2548		3203
2549	cf::client->attach (	3204	cf::client->attach (
2550	on_destroy => sub {	3205	on_client_destroy => sub {
2551	my ($ns) = @_;	3206	my ($ns) = @_;
2552		3207
2553	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3208	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2554	},	3209	},
2555	);	3210	);
…		…
2570	our $safe = new Safe "safe";	3225	our $safe = new Safe "safe";
2571	our $safe_hole = new Safe::Hole;	3226	our $safe_hole = new Safe::Hole;
2572		3227
2573	$SIG{FPE} = 'IGNORE';	3228	$SIG{FPE} = 'IGNORE';
2574		3229
2575	$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	));
2576		3235
2577	# here we export the classes and methods available to script code	3236	# here we export the classes and methods available to script code
2578		3237
2579	=pod	3238	=pod
2580		3239
2581	The following functions and methods are available within a safe environment:	3240	The following functions and methods are available within a safe environment:
2582		3241
2583	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
2584	cf::object::player player	3247	cf::object::player
2585	cf::player peaceful	3248	player
2586	cf::map trigger	3249
		3250	cf::player
		3251	peaceful
		3252
		3253	cf::map
		3254	trigger
2587		3255
2588	=cut	3256	=cut
2589		3257
2590	for (	3258	for (
2591	["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)],
2592	["cf::object::player" => qw(player)],	3262	["cf::object::player" => qw(player)],
2593	["cf::player" => qw(peaceful)],	3263	["cf::player" => qw(peaceful send_msg)],
2594	["cf::map" => qw(trigger)],	3264	["cf::map" => qw(trigger)],
2595	) {	3265	) {
2596	no strict 'refs';	3266	no strict 'refs';
2597	my ($pkg, @funs) = @$_;	3267	my ($pkg, @funs) = @$_;
2598	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3268	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2616		3286
2617	my $qcode = $code;	3287	my $qcode = $code;
2618	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3288	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2619	$qcode =~ s/\n/\\n/g;	3289	$qcode =~ s/\n/\\n/g;
2620		3290
		3291	%vars = (_dummy => 0) unless %vars;
		3292
		3293	my @res;
2621	local $_;	3294	local $_;
2622	local @safe::cf::_safe_eval_args = values %vars;
2623		3295
2624	my $eval =	3296	my $eval =
2625	"do {\n"	3297	"do {\n"
2626	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3298	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2627	. "#line 0 \"{$qcode}\"\n"	3299	. "#line 0 \"{$qcode}\"\n"
2628	. $code	3300	. $code
2629	. "\n}"	3301	. "\n}"
2630	;	3302	;
2631		3303
		3304	if ($CFG{safe_eval}) {
2632	sub_generation_inc;	3305	sub_generation_inc;
		3306	local @safe::cf::_safe_eval_args = values %vars;
2633	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3307	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2634	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	}
2635		3313
2636	if ($@) {	3314	if ($@) {
2637	warn "$@";	3315	warn "$@";
2638	warn "while executing safe code '$code'\n";	3316	warn "while executing safe code '$code'\n";
2639	warn "with arguments " . (join " ", %vars) . "\n";	3317	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2658	=cut	3336	=cut
2659		3337
2660	sub register_script_function {	3338	sub register_script_function {
2661	my ($fun, $cb) = @_;	3339	my ($fun, $cb) = @_;
2662		3340
2663	no strict 'refs';	3341	$fun = "safe::$fun" if $CFG{safe_eval};
2664	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3342	*$fun = $safe_hole->wrap ($cb);
2665	}	3343	}
2666		3344
2667	=back	3345	=back
2668		3346
2669	=cut	3347	=cut
…		…
2671	#############################################################################	3349	#############################################################################
2672	# the server's init and main functions	3350	# the server's init and main functions
2673		3351
2674	sub load_facedata($) {	3352	sub load_facedata($) {
2675	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;
2676		3360
2677	warn "loading facedata from $path\n";	3361	warn "loading facedata from $path\n";
2678		3362
2679	my $facedata;	3363	my $facedata;
2680	0 < aio_load $path, $facedata	3364	0 < aio_load $path, $facedata
…		…
2683	$facedata = Coro::Storable::thaw $facedata;	3367	$facedata = Coro::Storable::thaw $facedata;
2684		3368
2685	$facedata->{version} == 2	3369	$facedata->{version} == 2
2686	or cf::cleanup "$path: version mismatch, cannot proceed.";	3370	or cf::cleanup "$path: version mismatch, cannot proceed.";
2687		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
2688	{	3381	{
2689	my $faces = $facedata->{faceinfo};	3382	my $faces = $facedata->{faceinfo};
2690		3383
2691	while (my ($face, $info) = each %$faces) {	3384	while (my ($face, $info) = each %$faces) {
2692	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3385	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3386
2693	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3387	cf::face::set_visibility $idx, $info->{visibility};
		3388	cf::face::set_magicmap $idx, $info->{magicmap};
2694	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3389	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2695	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3390	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2696	Coro::cede;	3391
		3392	cf::cede_to_tick;
2697	}	3393	}
2698		3394
2699	while (my ($face, $info) = each %$faces) {	3395	while (my ($face, $info) = each %$faces) {
2700	next unless $info->{smooth};	3396	next unless $info->{smooth};
		3397
2701	my $idx = cf::face::find $face	3398	my $idx = cf::face::find $face
2702	or next;	3399	or next;
		3400
2703	if (my $smooth = cf::face::find $info->{smooth}) {	3401	if (my $smooth = cf::face::find $info->{smooth}) {
		3402	cf::face::set_smooth $idx, $smooth;
2704	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3403	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2705	} else {	3404	} else {
2706	warn "smooth face '$info->{smooth}' not found for face '$face'";	3405	warn "smooth face '$info->{smooth}' not found for face '$face'";
2707	}	3406	}
2708	Coro::cede;	3407
		3408	cf::cede_to_tick;
2709	}	3409	}
2710	}	3410	}
2711		3411
2712	{	3412	{
2713	my $anims = $facedata->{animinfo};	3413	my $anims = $facedata->{animinfo};
2714		3414
2715	while (my ($anim, $info) = each %$anims) {	3415	while (my ($anim, $info) = each %$anims) {
2716	cf::anim::set $anim, $info->{frames}, $info->{facings};	3416	cf::anim::set $anim, $info->{frames}, $info->{facings};
2717	Coro::cede;	3417	cf::cede_to_tick;
2718	}	3418	}
2719		3419
2720	cf::anim::invalidate_all; # d'oh	3420	cf::anim::invalidate_all; # d'oh
2721	}	3421	}
2722		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; # unused
		3434	}
		3435
		3436	cf::cede_to_tick;
		3437	}
		3438	}
		3439
		3440	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3441
2723	1	3442	1
2724	}	3443	}
2725		3444
		3445	register_exticmd fx_want => sub {
		3446	my ($ns, $want) = @_;
		3447
		3448	while (my ($k, $v) = each %$want) {
		3449	$ns->fx_want ($k, $v);
		3450	}
		3451	};
		3452
		3453	sub load_resource_file($) {
		3454	my $guard = lock_acquire "load_resource_file";
		3455
		3456	my $status = load_resource_file_ $_[0];
		3457	get_slot 0.1, 100;
		3458	cf::arch::commit_load;
		3459
		3460	$status
		3461	}
		3462
2726	sub reload_regions {	3463	sub reload_regions {
		3464	# HACK to clear player env face cache, we need some signal framework
		3465	# for this (global event?)
		3466	%ext::player_env::MUSIC_FACE_CACHE = ();
		3467
2727	load_resource_file "$MAPDIR/regions"	3468	load_resource_file "$MAPDIR/regions"
2728	or die "unable to load regions file\n";	3469	or die "unable to load regions file\n";
		3470
		3471	for (cf::region::list) {
		3472	$_->{match} = qr/$_->{match}/
		3473	if exists $_->{match};
		3474	}
2729	}	3475	}
2730		3476
2731	sub reload_facedata {	3477	sub reload_facedata {
2732	load_facedata "$DATADIR/facedata"	3478	load_facedata "$DATADIR/facedata"
2733	or die "unable to load facedata\n";	3479	or die "unable to load facedata\n";
2734	}	3480	}
2735		3481
2736	sub reload_archetypes {	3482	sub reload_archetypes {
2737	load_resource_file "$DATADIR/archetypes"	3483	load_resource_file "$DATADIR/archetypes"
2738	or die "unable to load archetypes\n";	3484	or die "unable to load archetypes\n";
2739	#d# NEED to laod twice to resolve forward references
2740	# this really needs to be done in an extra post-pass
2741	# (which needs to be synchronous, so solve it differently)
2742	load_resource_file "$DATADIR/archetypes"
2743	or die "unable to load archetypes\n";
2744	}	3485	}
2745		3486
2746	sub reload_treasures {	3487	sub reload_treasures {
2747	load_resource_file "$DATADIR/treasures"	3488	load_resource_file "$DATADIR/treasures"
2748	or die "unable to load treasurelists\n";	3489	or die "unable to load treasurelists\n";
2749	}	3490	}
2750		3491
		3492	sub reload_sound {
		3493	0 < Coro::AIO::aio_load "$DATADIR/sound", my $data
		3494	or die "$DATADIR/sound $!";
		3495
		3496	my $soundconf = JSON::XS->new->utf8->relaxed->decode ($data);
		3497
		3498	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3499	my $sound = $soundconf->{compat}[$_]
		3500	or next;
		3501
		3502	my $face = cf::face::find "sound/$sound->[1]";
		3503	cf::sound::set $sound->[0] => $face;
		3504	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3505	}
		3506
		3507	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3508	my $face = cf::face::find "sound/$v";
		3509	cf::sound::set $k => $face;
		3510	}
		3511	}
		3512
2751	sub reload_resources {	3513	sub reload_resources {
2752	warn "reloading resource files...\n";	3514	warn "reloading resource files...\n";
2753		3515
		3516	reload_facedata;
		3517	reload_sound;
		3518	reload_archetypes;
2754	reload_regions;	3519	reload_regions;
2755	reload_facedata;
2756	#reload_archetypes;#d#
2757	reload_archetypes;
2758	reload_treasures;	3520	reload_treasures;
2759		3521
2760	warn "finished reloading resource files\n";	3522	warn "finished reloading resource files\n";
2761	}	3523	}
2762		3524
2763	sub init {	3525	sub reload_config {
2764	reload_resources;	3526	warn "reloading config file...\n";
2765	}
2766		3527
2767	sub cfg_load {
2768	open my $fh, "<:utf8", "$CONFDIR/config"	3528	open my $fh, "<:utf8", "$CONFDIR/config"
2769	or return;	3529	or return;
2770		3530
2771	local $/;	3531	local $/;
2772	*CFG = YAML::Syck::Load <$fh>;	3532	*CFG = YAML::XS::Load scalar <$fh>;
2773		3533
2774	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3534	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2775		3535
2776	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3536	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2777	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3537	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2778		3538
2779	if (exists $CFG{mlockall}) {	3539	if (exists $CFG{mlockall}) {
…		…
2781	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3541	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2782	and die "WARNING: m(un)lockall failed: $!\n";	3542	and die "WARNING: m(un)lockall failed: $!\n";
2783	};	3543	};
2784	warn $@ if $@;	3544	warn $@ if $@;
2785	}	3545	}
		3546
		3547	warn "finished reloading resource files\n";
		3548	}
		3549
		3550	sub pidfile() {
		3551	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3552	or die "$PIDFILE: $!";
		3553	flock $fh, &Fcntl::LOCK_EX
		3554	or die "$PIDFILE: flock: $!";
		3555	$fh
		3556	}
		3557
		3558	# make sure only one server instance is running at any one time
		3559	sub atomic {
		3560	my $fh = pidfile;
		3561
		3562	my $pid = <$fh>;
		3563	kill 9, $pid if $pid > 0;
		3564
		3565	seek $fh, 0, 0;
		3566	print $fh $$;
		3567	}
		3568
		3569	sub main_loop {
		3570	warn "EV::loop starting\n";
		3571	if (1) {
		3572	EV::loop;
		3573	}
		3574	warn "EV::loop returned\n";
		3575	goto &main_loop unless $REALLY_UNLOOP;
2786	}	3576	}
2787		3577
2788	sub main {	3578	sub main {
		3579	cf::init_globals; # initialise logging
		3580
		3581	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3582	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3583	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3584	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3585
		3586	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3587
2789	# we must not ever block the main coroutine	3588	# we must not ever block the main coroutine
2790	local $Coro::idle = sub {	3589	local $Coro::idle = sub {
2791	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3590	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2792	(async {	3591	(async {
2793	Event::one_event;	3592	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3593	EV::loop EV::LOOP_ONESHOT;
2794	})->prio (Coro::PRIO_MAX);	3594	})->prio (Coro::PRIO_MAX);
2795	};	3595	};
2796		3596
2797	cfg_load;	3597	evthread_start IO::AIO::poll_fileno;
		3598
		3599	cf::sync_job {
		3600	cf::init_experience;
		3601	cf::init_anim;
		3602	cf::init_attackmess;
		3603	cf::init_dynamic;
		3604
		3605	cf::load_settings;
		3606	cf::load_materials;
		3607
		3608	reload_resources;
		3609	reload_config;
2798	db_init;	3610	db_init;
		3611
		3612	cf::init_uuid;
		3613	cf::init_signals;
		3614	cf::init_skills;
		3615
		3616	cf::init_beforeplay;
		3617
		3618	atomic;
		3619
2799	load_extensions;	3620	load_extensions;
2800		3621
2801	$TICK_WATCHER->start;	3622	utime time, time, $RUNTIMEFILE;
2802	Event::loop;	3623
		3624	# no (long-running) fork's whatsoever before this point(!)
		3625	use POSIX ();
		3626	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3627
		3628	(pop @POST_INIT)->(0) while @POST_INIT;
		3629	};
		3630
		3631	cf::object::thawer::errors_are_fatal 0;
		3632	warn "parse errors in files are no longer fatal from this point on.\n";
		3633
		3634	main_loop;
2803	}	3635	}
2804		3636
2805	#############################################################################	3637	#############################################################################
2806	# initialisation and cleanup	3638	# initialisation and cleanup
2807		3639
2808	# install some emergency cleanup handlers	3640	# install some emergency cleanup handlers
2809	BEGIN {	3641	BEGIN {
		3642	our %SIGWATCHER = ();
2810	for my $signal (qw(INT HUP TERM)) {	3643	for my $signal (qw(INT HUP TERM)) {
2811	Event->signal (	3644	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2812	reentrant => 0,
2813	data => WF_AUTOCANCEL,
2814	signal => $signal,
2815	prio => 0,
2816	cb => sub {
2817	cf::cleanup "SIG$signal";	3645	cf::cleanup "SIG$signal";
2818	},
2819	);	3646	};
2820	}	3647	}
2821	}	3648	}
2822		3649
2823	sub write_runtime {	3650	sub write_runtime_sync {
2824	my $runtime = "$LOCALDIR/runtime";	3651	my $t0 = AE::time;
2825		3652
2826	# first touch the runtime file to show we are still running:	3653	# first touch the runtime file to show we are still running:
2827	# the fsync below can take a very very long time.	3654	# the fsync below can take a very very long time.
2828		3655
2829	IO::AIO::aio_utime $runtime, undef, undef;	3656	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2830		3657
2831	my $guard = cf::lock_acquire "write_runtime";	3658	my $guard = cf::lock_acquire "write_runtime";
2832		3659
2833	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3660	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2834	or return;	3661	or return;
2835		3662
2836	my $value = $cf::RUNTIME + 90 + 10;	3663	my $value = $cf::RUNTIME + 90 + 10;
2837	# 10 is the runtime save interval, for a monotonic clock	3664	# 10 is the runtime save interval, for a monotonic clock
2838	# 60 allows for the watchdog to kill the server.	3665	# 60 allows for the watchdog to kill the server.
…		…
2848	aio_utime $fh, undef, undef;	3675	aio_utime $fh, undef, undef;
2849		3676
2850	close $fh	3677	close $fh
2851	or return;	3678	or return;
2852		3679
2853	aio_rename "$runtime~", $runtime	3680	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2854	and return;	3681	and return;
2855		3682
2856	warn "runtime file written.\n";	3683	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
2857		3684
2858	1	3685	1
		3686	}
		3687
		3688	our $uuid_lock;
		3689	our $uuid_skip;
		3690
		3691	sub write_uuid_sync($) {
		3692	$uuid_skip ||= $_[0];
		3693
		3694	return if $uuid_lock;
		3695	local $uuid_lock = 1;
		3696
		3697	my $uuid = "$LOCALDIR/uuid";
		3698
		3699	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3700	or return;
		3701
		3702	my $value = uuid_seq uuid_cur;
		3703
		3704	unless ($value) {
		3705	warn "cowardly refusing to write zero uuid value!\n";
		3706	return;
		3707	}
		3708
		3709	my $value = uuid_str $value + $uuid_skip;
		3710	$uuid_skip = 0;
		3711
		3712	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3713	and return;
		3714
		3715	# always fsync - this file is important
		3716	aio_fsync $fh
		3717	and return;
		3718
		3719	close $fh
		3720	or return;
		3721
		3722	aio_rename "$uuid~", $uuid
		3723	and return;
		3724
		3725	warn "uuid file written ($value).\n";
		3726
		3727	1
		3728
		3729	}
		3730
		3731	sub write_uuid($$) {
		3732	my ($skip, $sync) = @_;
		3733
		3734	$sync ? write_uuid_sync $skip
		3735	: async { write_uuid_sync $skip };
2859	}	3736	}
2860		3737
2861	sub emergency_save() {	3738	sub emergency_save() {
2862	my $freeze_guard = cf::freeze_mainloop;	3739	my $freeze_guard = cf::freeze_mainloop;
2863		3740
2864	warn "enter emergency perl save\n";	3741	warn "emergency_perl_save: enter\n";
2865		3742
2866	cf::sync_job {	3743	cf::sync_job {
		3744	# this is a trade-off: we want to be very quick here, so
		3745	# save all maps without fsync, and later call a global sync
		3746	# (which in turn might be very very slow)
		3747	local $USE_FSYNC = 0;
		3748
2867	# use a peculiar iteration method to avoid tripping on perl	3749	# use a peculiar iteration method to avoid tripping on perl
2868	# refcount bugs in for. also avoids problems with players	3750	# refcount bugs in for. also avoids problems with players
2869	# and maps saved/destroyed asynchronously.	3751	# and maps saved/destroyed asynchronously.
2870	warn "begin emergency player save\n";	3752	warn "emergency_perl_save: begin player save\n";
2871	for my $login (keys %cf::PLAYER) {	3753	for my $login (keys %cf::PLAYER) {
2872	my $pl = $cf::PLAYER{$login} or next;	3754	my $pl = $cf::PLAYER{$login} or next;
2873	$pl->valid or next;	3755	$pl->valid or next;
		3756	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2874	$pl->save;	3757	$pl->save;
2875	}	3758	}
2876	warn "end emergency player save\n";	3759	warn "emergency_perl_save: end player save\n";
2877		3760
2878	warn "begin emergency map save\n";	3761	warn "emergency_perl_save: begin map save\n";
2879	for my $path (keys %cf::MAP) {	3762	for my $path (keys %cf::MAP) {
2880	my $map = $cf::MAP{$path} or next;	3763	my $map = $cf::MAP{$path} or next;
2881	$map->valid or next;	3764	$map->valid or next;
2882	$map->save;	3765	$map->save;
2883	}	3766	}
2884	warn "end emergency map save\n";	3767	warn "emergency_perl_save: end map save\n";
2885		3768
2886	warn "begin emergency database checkpoint\n";	3769	warn "emergency_perl_save: begin database checkpoint\n";
2887	BDB::db_env_txn_checkpoint $DB_ENV;	3770	BDB::db_env_txn_checkpoint $DB_ENV;
2888	warn "end emergency database checkpoint\n";	3771	warn "emergency_perl_save: end database checkpoint\n";
		3772
		3773	warn "emergency_perl_save: begin write uuid\n";
		3774	write_uuid_sync 1;
		3775	warn "emergency_perl_save: end write uuid\n";
2889	};	3776	};
2890		3777
		3778	warn "emergency_perl_save: starting sync()\n";
		3779	IO::AIO::aio_sync sub {
		3780	warn "emergency_perl_save: finished sync()\n";
		3781	};
		3782
2891	warn "leave emergency perl save\n";	3783	warn "emergency_perl_save: leave\n";
2892	}	3784	}
2893		3785
2894	sub post_cleanup {	3786	sub post_cleanup {
2895	my ($make_core) = @_;	3787	my ($make_core) = @_;
2896		3788
2897	warn Carp::longmess "post_cleanup backtrace"	3789	warn Carp::longmess "post_cleanup backtrace"
2898	if $make_core;	3790	if $make_core;
		3791
		3792	my $fh = pidfile;
		3793	unlink $PIDFILE if <$fh> == $$;
		3794	}
		3795
		3796	# a safer delete_package, copied from Symbol
		3797	sub clear_package($) {
		3798	my $pkg = shift;
		3799
		3800	# expand to full symbol table name if needed
		3801	unless ($pkg =~ /^main::.*::$/) {
		3802	$pkg = "main$pkg" if $pkg =~ /^::/;
		3803	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3804	$pkg .= '::' unless $pkg =~ /::$/;
		3805	}
		3806
		3807	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3808	my $stem_symtab = *{$stem}{HASH};
		3809
		3810	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3811	or return;
		3812
		3813	# clear all symbols
		3814	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3815	for my $name (keys %$leaf_symtab) {
		3816	_gv_clear *{"$pkg$name"};
		3817	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3818	}
2899	}	3819	}
2900		3820
2901	sub do_reload_perl() {	3821	sub do_reload_perl() {
2902	# can/must only be called in main	3822	# can/must only be called in main
2903	if ($Coro::current != $Coro::main) {	3823	if (in_main) {
2904	warn "can only reload from main coroutine";	3824	warn "can only reload from main coroutine";
2905	return;	3825	return;
2906	}	3826	}
2907		3827
		3828	return if $RELOAD++;
		3829
		3830	my $t1 = AE::time;
		3831
		3832	while ($RELOAD) {
2908	warn "reloading...";	3833	warn "reloading...";
2909		3834
2910	warn "entering sync_job";	3835	warn "entering sync_job";
2911		3836
2912	cf::sync_job {	3837	cf::sync_job {
2913	cf::write_runtime; # external watchdog should not bark	3838	cf::write_runtime_sync; # external watchdog should not bark
2914	cf::emergency_save;	3839	cf::emergency_save;
2915	cf::write_runtime; # external watchdog should not bark	3840	cf::write_runtime_sync; # external watchdog should not bark
2916		3841
2917	warn "syncing database to disk";	3842	warn "syncing database to disk";
2918	BDB::db_env_txn_checkpoint $DB_ENV;	3843	BDB::db_env_txn_checkpoint $DB_ENV;
2919		3844
2920	# if anything goes wrong in here, we should simply crash as we already saved	3845	# if anything goes wrong in here, we should simply crash as we already saved
2921		3846
2922	warn "cancelling all WF_AUTOCANCEL watchers";
2923	for (Event::all_watchers) {
2924	$_->cancel if $_->data & WF_AUTOCANCEL;
2925	}
2926
2927	warn "flushing outstanding aio requests";	3847	warn "flushing outstanding aio requests";
2928	for (;;) {
2929	BDB::flush;
2930	IO::AIO::flush;
2931	Coro::cede;
2932	last unless IO::AIO::nreqs || BDB::nreqs;	3848	while (IO::AIO::nreqs || BDB::nreqs) {
2933	warn "iterate...";	3849	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
2934	}
2935
2936	++$RELOAD;
2937
2938	warn "cancelling all extension coros";
2939	$_->cancel for values %EXT_CORO;
2940	%EXT_CORO = ();
2941
2942	warn "removing commands";
2943	%COMMAND = ();
2944
2945	warn "removing ext/exti commands";
2946	%EXTCMD = ();
2947	%EXTICMD = ();
2948
2949	warn "unloading/nuking all extensions";
2950	for my $pkg (@EXTS) {
2951	warn "... unloading $pkg";
2952
2953	if (my $cb = $pkg->can ("unload")) {
2954	eval {
2955	$cb->($pkg);
2956	1
2957	} or warn "$pkg unloaded, but with errors: $@";
2958	}	3850	}
2959		3851
2960	warn "... nuking $pkg";	3852	warn "cancelling all extension coros";
2961	Symbol::delete_package $pkg;	3853	$_->cancel for values %EXT_CORO;
2962	}	3854	%EXT_CORO = ();
2963		3855
2964	warn "unloading all perl modules loaded from $LIBDIR";	3856	warn "removing commands";
2965	while (my ($k, $v) = each %INC) {	3857	%COMMAND = ();
2966	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2967		3858
		3859	warn "removing ext/exti commands";
		3860	%EXTCMD = ();
		3861	%EXTICMD = ();
		3862
		3863	warn "unloading/nuking all extensions";
		3864	for my $pkg (@EXTS) {
2968	warn "... unloading $k";	3865	warn "... unloading $pkg";
2969	delete $INC{$k};
2970		3866
2971	$k =~ s/\.pm$//;
2972	$k =~ s/\//::/g;
2973
2974	if (my $cb = $k->can ("unload_module")) {	3867	if (my $cb = $pkg->can ("unload")) {
		3868	eval {
2975	$cb->();	3869	$cb->($pkg);
		3870	1
		3871	} or warn "$pkg unloaded, but with errors: $@";
		3872	}
		3873
		3874	warn "... clearing $pkg";
		3875	clear_package $pkg;
2976	}	3876	}
2977		3877
2978	Symbol::delete_package $k;	3878	warn "unloading all perl modules loaded from $LIBDIR";
		3879	while (my ($k, $v) = each %INC) {
		3880	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3881
		3882	warn "... unloading $k";
		3883	delete $INC{$k};
		3884
		3885	$k =~ s/\.pm$//;
		3886	$k =~ s/\//::/g;
		3887
		3888	if (my $cb = $k->can ("unload_module")) {
		3889	$cb->();
		3890	}
		3891
		3892	clear_package $k;
2979	}	3893	}
2980		3894
2981	warn "getting rid of safe::, as good as possible";	3895	warn "getting rid of safe::, as good as possible";
2982	Symbol::delete_package "safe::$_"	3896	clear_package "safe::$_"
2983	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3897	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2984		3898
2985	warn "unloading cf.pm \"a bit\"";	3899	warn "unloading cf.pm \"a bit\"";
2986	delete $INC{"cf.pm"};	3900	delete $INC{"cf.pm"};
2987	delete $INC{"cf/pod.pm"};	3901	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
2988		3902
2989	# don't, removes xs symbols, too,	3903	# don't, removes xs symbols, too,
2990	# and global variables created in xs	3904	# and global variables created in xs
2991	#Symbol::delete_package __PACKAGE__;	3905	#clear_package __PACKAGE__;
2992		3906
2993	warn "unload completed, starting to reload now";	3907	warn "unload completed, starting to reload now";
2994		3908
2995	warn "reloading cf.pm";	3909	warn "reloading cf.pm";
2996	require cf;	3910	require cf;
2997	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3911	cf::_connect_to_perl_1;
2998		3912
2999	warn "loading config and database again";	3913	warn "loading config and database again";
3000	cf::cfg_load;	3914	cf::reload_config;
3001		3915
3002	warn "loading extensions";	3916	warn "loading extensions";
3003	cf::load_extensions;	3917	cf::load_extensions;
3004		3918
		3919	if ($REATTACH_ON_RELOAD) {
3005	warn "reattaching attachments to objects/players";	3920	warn "reattaching attachments to objects/players";
3006	_global_reattach; # objects, sockets	3921	_global_reattach; # objects, sockets
3007	warn "reattaching attachments to maps";	3922	warn "reattaching attachments to maps";
3008	reattach $_ for values %MAP;	3923	reattach $_ for values %MAP;
3009	warn "reattaching attachments to players";	3924	warn "reattaching attachments to players";
3010	reattach $_ for values %PLAYER;	3925	reattach $_ for values %PLAYER;
		3926	}
3011		3927
		3928	warn "running post_init jobs";
		3929	(pop @POST_INIT)->(1) while @POST_INIT;
		3930
3012	warn "leaving sync_job";	3931	warn "leaving sync_job";
3013		3932
3014	1	3933	1
3015	} or do {	3934	} or do {
3016	warn $@;	3935	warn $@;
3017	warn "error while reloading, exiting.";	3936	cf::cleanup "error while reloading, exiting.";
3018	exit 1;
3019	};	3937	};
3020		3938
3021	warn "reloaded";	3939	warn "reloaded";
		3940	--$RELOAD;
		3941	}
		3942
		3943	$t1 = AE::time - $t1;
		3944	warn "reload completed in ${t1}s\n";
3022	};	3945	};
3023		3946
3024	our $RELOAD_WATCHER; # used only during reload	3947	our $RELOAD_WATCHER; # used only during reload
3025		3948
3026	sub reload_perl() {	3949	sub reload_perl() {
3027	# doing reload synchronously and two reloads happen back-to-back,	3950	# doing reload synchronously and two reloads happen back-to-back,
3028	# coro crashes during coro_state_free->destroy here.	3951	# coro crashes during coro_state_free->destroy here.
3029		3952
3030	$RELOAD_WATCHER ||= Event->timer (	3953	$RELOAD_WATCHER ||= cf::async {
3031	reentrant => 0,	3954	Coro::AIO::aio_wait cache_extensions;
3032	after => 0,	3955
3033	data => WF_AUTOCANCEL,	3956	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3034	cb => sub {
3035	do_reload_perl;	3957	do_reload_perl;
3036	undef $RELOAD_WATCHER;	3958	undef $RELOAD_WATCHER;
3037	},	3959	};
3038	);	3960	};
3039	}	3961	}
3040		3962
3041	register_command "reload" => sub {	3963	register_command "reload" => sub {
3042	my ($who, $arg) = @_;	3964	my ($who, $arg) = @_;
3043		3965
3044	if ($who->flag (FLAG_WIZ)) {	3966	if ($who->flag (FLAG_WIZ)) {
3045	$who->message ("reloading server.");	3967	$who->message ("reloading server.");
		3968	async {
		3969	$Coro::current->{desc} = "perl_reload";
3046	async { reload_perl };	3970	reload_perl;
		3971	};
3047	}	3972	}
3048	};	3973	};
3049		3974
3050	unshift @INC, $LIBDIR;	3975	unshift @INC, $LIBDIR;
3051		3976
…		…
3053		3978
3054	our @WAIT_FOR_TICK;	3979	our @WAIT_FOR_TICK;
3055	our @WAIT_FOR_TICK_BEGIN;	3980	our @WAIT_FOR_TICK_BEGIN;
3056		3981
3057	sub wait_for_tick {	3982	sub wait_for_tick {
3058	return unless $TICK_WATCHER->is_active;
3059	return if $Coro::current == $Coro::main;	3983	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3060		3984
3061	my $signal = new Coro::Signal;	3985	my $signal = new Coro::Signal;
3062	push @WAIT_FOR_TICK, $signal;	3986	push @WAIT_FOR_TICK, $signal;
3063	$signal->wait;	3987	$signal->wait;
3064	}	3988	}
3065		3989
3066	sub wait_for_tick_begin {	3990	sub wait_for_tick_begin {
3067	return unless $TICK_WATCHER->is_active;
3068	return if $Coro::current == $Coro::main;	3991	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3069		3992
3070	my $signal = new Coro::Signal;	3993	my $signal = new Coro::Signal;
3071	push @WAIT_FOR_TICK_BEGIN, $signal;	3994	push @WAIT_FOR_TICK_BEGIN, $signal;
3072	$signal->wait;	3995	$signal->wait;
3073	}	3996	}
3074		3997
3075	my $min = 1e6;#d#	3998	sub tick {
3076	my $avg = 10;
3077	$TICK_WATCHER = Event->timer (
3078	reentrant => 0,
3079	parked => 1,
3080	prio => 0,
3081	at => $NEXT_TICK || $TICK,
3082	data => WF_AUTOCANCEL,
3083	cb => sub {
3084	if ($Coro::current != $Coro::main) {	3999	if ($Coro::current != $Coro::main) {
3085	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4000	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3086	unless ++$bug_warning > 10;	4001	unless ++$bug_warning > 10;
3087	return;	4002	return;
3088	}	4003	}
3089		4004
3090	$NOW = $tick_start = Event::time;
3091
3092	cf::server_tick; # one server iteration	4005	cf::server_tick; # one server iteration
3093		4006
3094	0 && sync_job {#d#	4007	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3095	for(1..10) {
3096	my $t = Event::time;
3097	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3098	or die;
3099		4008
3100	$map->width (50);	4009	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3101	$map->height (50);	4010	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3102	$map->alloc;	4011	Coro::async_pool {
3103	$map->_load_objects ("/tmp/x.map", 1);	4012	$Coro::current->{desc} = "runtime saver";
3104	my $t = Event::time - $t;	4013	write_runtime_sync
3105		4014	or warn "ERROR: unable to write runtime file: $!";
3106	#next unless $t < 0.0013;#d#
3107	if ($t < $min) {
3108	$min = $t;
3109	}
3110	$avg = $avg * 0.99 + $t * 0.01;
3111	}
3112	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3113	exit 0;
3114	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3115	};	4015	};
		4016	}
3116		4017
3117	$RUNTIME += $TICK;
3118	$NEXT_TICK += $TICK;
3119
3120	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3121	$NEXT_RUNTIME_WRITE = $NOW + 10;
3122	Coro::async_pool {
3123	write_runtime
3124	or warn "ERROR: unable to write runtime file: $!";
3125	};
3126	}
3127
3128	# my $AFTER = Event::time;
3129	# warn $AFTER - $NOW;#d#
3130
3131	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4018	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3132	$sig->send;	4019	$sig->send;
3133	}	4020	}
3134	while (my $sig = shift @WAIT_FOR_TICK) {	4021	while (my $sig = shift @WAIT_FOR_TICK) {
3135	$sig->send;	4022	$sig->send;
3136	}	4023	}
3137		4024
3138	$NOW = Event::time;	4025	$LOAD = ($NOW - $TICK_START) / $TICK;
3139
3140	# if we are delayed by four ticks or more, skip them all
3141	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3142
3143	$TICK_WATCHER->at ($NEXT_TICK);
3144	$TICK_WATCHER->start;
3145
3146	$LOAD = ($NOW - $tick_start) / $TICK;
3147	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4026	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3148		4027
3149	_post_tick;	4028	if (0) {
3150		4029	if ($NEXT_TICK) {
3151		4030	my $jitter = $TICK_START - $NEXT_TICK;
		4031	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4032	warn "jitter $JITTER\n";#d#
		4033	}
3152	},	4034	}
3153	);	4035	}
3154		4036
3155	{	4037	{
3156	BDB::max_poll_time $TICK * 0.1;	4038	# configure BDB
3157	$BDB_POLL_WATCHER = Event->io (	4039
3158	reentrant => 0,
3159	fd => BDB::poll_fileno,
3160	poll => 'r',
3161	prio => 0,
3162	data => WF_AUTOCANCEL,
3163	cb => \&BDB::poll_cb,
3164	);
3165	BDB::min_parallel 8;	4040	BDB::min_parallel 16;
3166		4041	BDB::max_poll_reqs $TICK * 0.1;
3167	BDB::set_sync_prepare {	4042	$AnyEvent::BDB::WATCHER->priority (1);
3168	my $status;
3169	my $current = $Coro::current;
3170	(
3171	sub {
3172	$status = $!;
3173	$current->ready; undef $current;
3174	},
3175	sub {
3176	Coro::schedule while defined $current;
3177	$! = $status;
3178	},
3179	)
3180	};
3181		4043
3182	unless ($DB_ENV) {	4044	unless ($DB_ENV) {
3183	$DB_ENV = BDB::db_env_create;	4045	$DB_ENV = BDB::db_env_create;
		4046	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4047	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4048	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4049	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4050	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3184		4051
3185	cf::sync_job {	4052	cf::sync_job {
3186	eval {	4053	eval {
3187	BDB::db_env_open	4054	BDB::db_env_open
3188	$DB_ENV,	4055	$DB_ENV,
…		…
3190	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4057	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3191	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4058	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3192	0666;	4059	0666;
3193		4060
3194	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4061	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3195
3196	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3197	$DB_ENV->set_lk_detect;
3198	};	4062	};
3199		4063
3200	cf::cleanup "db_env_open(db): $@" if $@;	4064	cf::cleanup "db_env_open(db): $@" if $@;
3201	};	4065	};
3202	}	4066	}
		4067
		4068	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4069	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4070	};
		4071	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4072	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4073	};
		4074	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4075	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4076	};
3203	}	4077	}
3204		4078
3205	{	4079	{
		4080	# configure IO::AIO
		4081
3206	IO::AIO::min_parallel 8;	4082	IO::AIO::min_parallel 8;
3207
3208	undef $Coro::AIO::WATCHER;
3209	IO::AIO::max_poll_time $TICK * 0.1;	4083	IO::AIO::max_poll_time $TICK * 0.1;
3210	$AIO_POLL_WATCHER = Event->io (	4084	undef $AnyEvent::AIO::WATCHER;
3211	reentrant => 0,
3212	data => WF_AUTOCANCEL,
3213	fd => IO::AIO::poll_fileno,
3214	poll => 'r',
3215	prio => 6,
3216	cb => \&IO::AIO::poll_cb,
3217	);
3218	}	4085	}
3219		4086
3220	my $_log_backtrace;	4087	my $_log_backtrace;
3221		4088
3222	sub _log_backtrace {	4089	sub _log_backtrace {
…		…
3225	$msg =~ s/\n//;	4092	$msg =~ s/\n//;
3226		4093
3227	# limit the # of concurrent backtraces	4094	# limit the # of concurrent backtraces
3228	if ($_log_backtrace < 2) {	4095	if ($_log_backtrace < 2) {
3229	++$_log_backtrace;	4096	++$_log_backtrace;
		4097	my $perl_bt = Carp::longmess $msg;
3230	async {	4098	async {
		4099	$Coro::current->{desc} = "abt $msg";
		4100
3231	my @bt = fork_call {	4101	my @bt = fork_call {
3232	@addr = map { sprintf "%x", $_ } @addr;	4102	@addr = map { sprintf "%x", $_ } @addr;
3233	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4103	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3234	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4104	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3235	or die "addr2line: $!";	4105	or die "addr2line: $!";
…		…
3243	}	4113	}
3244		4114
3245	@funcs	4115	@funcs
3246	};	4116	};
3247		4117
3248	LOG llevInfo, "[ABT] $msg\n";	4118	LOG llevInfo, "[ABT] $perl_bt\n";
		4119	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3249	LOG llevInfo, "[ABT] $_\n" for @bt;	4120	LOG llevInfo, "[ABT] $_\n" for @bt;
3250	--$_log_backtrace;	4121	--$_log_backtrace;
3251	};	4122	};
3252	} else {	4123	} else {
3253	LOG llevInfo, "[ABT] $msg\n";	4124	LOG llevInfo, "[ABT] $msg\n";
3254	LOG llevInfo, "[ABT] [suppressed]\n";	4125	LOG llevInfo, "[ABT] [suppressed]\n";
3255	}	4126	}
3256	}	4127	}
3257		4128
3258	# load additional modules	4129	# load additional modules
3259	use cf::pod;	4130	require "cf/$_.pm" for @EXTRA_MODULES;
		4131	cf::_connect_to_perl_2;
3260		4132
3261	END { cf::emergency_save }	4133	END { cf::emergency_save }
3262		4134
3263	1	4135	1
3264		4136

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