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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.299 by root, Sun Jul 8 14:56:05 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
414	sub _store_scalar {
415	open my $fh, ">", \my $buf
416	or die "fork_call: cannot open fh-to-buf in child : $!";
417	Storable::store_fd $_[0], $fh;
418	close $fh;
419
420	$buf
421	}
422		585
423	sub fork_call(&@) {	586	sub fork_call(&@) {
424	my ($cb, @args) = @_;	587	my ($cb, @args) = @_;
425		588
426	# 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,
427	# or die "socketpair: $!";	590	# otherwise perl prematurely frees the stuff :/
428	pipe my $fh1, my $fh2	591	# TODO: investigate and fix (likely this will be rather laborious)
429	or die "pipe: $!";
430		592
431	if (my $pid = fork) {	593	my @res = Coro::Util::fork_eval {
432	close $fh2;
433
434	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
435	warn "pst<$res>" unless $res =~ /^pst/;
436	$res = Coro::Storable::thaw $res;
437
438	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
439
440	Carp::confess $$res unless "ARRAY" eq ref $res;
441
442	return wantarray ? @$res : $res->[-1];
443	} else {
444	reset_signals;	594	reset_signals;
445	local $SIG{__WARN__};	595	&$cb
446	local $SIG{__DIE__};	596	}, @args;
447	# just in case, this hack effectively disables event
448	# in the child. cleaner and slower would be canceling all watchers,
449	# but this works for the time being.
450	local $Coro::idle;
451	$Coro::current->prio (Coro::PRIO_MAX);
452		597
453	eval {	598	wantarray ? @res : $res[-1]
454	close $fh1;	599	}
455		600
456	my @res = eval { $cb->(@args) };	601	sub objinfo {
457
458	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
459	close $fh2;
460	};
461
462	warn $@ if $@;
463	_exit 0;
464	}	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
465	}	637	}
466		638
467	=item $value = cf::db_get $family => $key	639	=item $value = cf::db_get $family => $key
468		640
469	Returns a single value from the environment database.	641	Returns a single value from the environment database.
…		…
471	=item cf::db_put $family => $key => $value	643	=item cf::db_put $family => $key => $value
472		644
473	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
474	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).
475		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
476	=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	}
477		671
478	our $DB;	672	our $DB;
479		673
480	sub db_init {	674	sub db_init {
481	unless ($DB) {
482	$DB = BDB::db_create $DB_ENV;
483
484	cf::sync_job {	675	cf::sync_job {
485	eval {	676	$DB ||= db_table "db";
486	$DB->set_flags (BDB::CHKSUM);
487
488	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
489	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
490	cf::cleanup "db_open(db): $!" if $!;
491	};
492	cf::cleanup "db_open(db): $@" if $@;
493	};
494	}	677	};
495	}	678	}
496		679
497	sub db_get($$) {	680	sub db_get($$) {
498	my $key = "$_[0]/$_[1]";	681	my $key = "$_[0]/$_[1]";
499		682
…		…
549	if (1) {	732	if (1) {
550	$md5 =	733	$md5 =
551	join "\x00",	734	join "\x00",
552	$processversion,	735	$processversion,
553	map {	736	map {
554	Coro::cede;	737	cf::cede_to_tick;
555	($src->[$_], Digest::MD5::md5_hex $data[$_])	738	($src->[$_], Digest::MD5::md5_hex $data[$_])
556	} 0.. $#$src;	739	} 0.. $#$src;
557		740
558		741
559	my $dbmd5 = db_get cache => "$id/md5";	742	my $dbmd5 = db_get cache => "$id/md5";
…		…
597		780
598	#############################################################################	781	#############################################################################
599		782
600	=head2 ATTACHABLE OBJECTS	783	=head2 ATTACHABLE OBJECTS
601		784
602	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
603	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")
604	to it. All such attachable objects support the following methods.	787	to it. All such attachable objects support the following methods.
605		788
606	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>
607	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
608	Crossfire TRT).	791	Deliantra).
609		792
610	=over 4	793	=over 4
611		794
612	=item $attachable->attach ($attachment, key => $value...)	795	=item $attachable->attach ($attachment, key => $value...)
613		796
…		…
657	=item cf::CLASS::attachment $name, ...	840	=item cf::CLASS::attachment $name, ...
658		841
659	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
660	given CLASS can refer to this attachment.	843	given CLASS can refer to this attachment.
661		844
662	Some classes such as crossfire maps and objects can specify attachments	845	Some classes such as deliantra maps and objects can specify attachments
663	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.
664		847
665	These calls expect any number of the following handler/hook descriptions:	848	These calls expect any number of the following handler/hook descriptions:
666		849
667	=over 4	850	=over 4
…		…
865	";	1048	";
866	die if $@;	1049	die if $@;
867	}	1050	}
868		1051
869	our $override;	1052	our $override;
870	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?
871		1054
872	sub override {	1055	sub override {
873	$override = 1;	1056	$override = 1;
874	@invoke_results = ();	1057	@INVOKE_RESULTS = (@_);
875	}	1058	}
876		1059
877	sub do_invoke {	1060	sub do_invoke {
878	my $event = shift;	1061	my $event = shift;
879	my $callbacks = shift;	1062	my $callbacks = shift;
880		1063
881	@invoke_results = ();	1064	@INVOKE_RESULTS = ();
882		1065
883	local $override;	1066	local $override;
884		1067
885	for (@$callbacks) {	1068	for (@$callbacks) {
886	eval { &{$_->[1]} };	1069	eval { &{$_->[1]} };
…		…
895	}	1078	}
896		1079
897	0	1080	0
898	}	1081	}
899		1082
900	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1083	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
901		1084
902	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1085	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
903		1086
904	Generate an object-specific event with the given arguments.	1087	Generate an object-specific event with the given arguments.
905		1088
906	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
907	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
908	results (if you must, access C<@cf::invoke_results> directly).	1091	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
909		1092
910	=back	1093	=back
911		1094
912	=cut	1095	=cut
913		1096
914	#############################################################################	1097	#############################################################################
915	# 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	}
916		1141
917	sub reattach {	1142	sub reattach {
918	# basically do the same as instantiate, without calling instantiate	1143	# basically do the same as instantiate, without calling instantiate
919	my ($obj) = @_;	1144	my ($obj) = @_;
920		1145
		1146	# no longer needed after getting rid of delete_package?
921	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
922		1148
923	my $registry = $obj->registry;	1149	my $registry = $obj->registry;
924		1150
925	@$registry = ();	1151	@$registry = ();
926		1152
…		…
941	cf::attachable->attach (	1167	cf::attachable->attach (
942	prio => -1000000,	1168	prio => -1000000,
943	on_instantiate => sub {	1169	on_instantiate => sub {
944	my ($obj, $data) = @_;	1170	my ($obj, $data) = @_;
945		1171
946	$data = from_json $data;	1172	$data = decode_json $data;
947		1173
948	for (@$data) {	1174	for (@$data) {
949	my ($name, $args) = @$_;	1175	my ($name, $args) = @$_;
950		1176
951	$obj->attach ($name, %{$args || {} });	1177	$obj->attach ($name, %{$args || {} });
…		…
967	sub object_freezer_save {	1193	sub object_freezer_save {
968	my ($filename, $rdata, $objs) = @_;	1194	my ($filename, $rdata, $objs) = @_;
969		1195
970	sync_job {	1196	sync_job {
971	if (length $$rdata) {	1197	if (length $$rdata) {
		1198	utf8::decode (my $decname = $filename);
972	warn sprintf "saving %s (%d,%d)\n",	1199	warn sprintf "saving %s (%d,%d)\n",
973	$filename, length $$rdata, scalar @$objs;	1200	$decname, length $$rdata, scalar @$objs
		1201	if $VERBOSE_IO;
974		1202
975	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1203	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
976	chmod SAVE_MODE, $fh;	1204	aio_chmod $fh, SAVE_MODE;
977	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1205	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
978	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	}
979	close $fh;	1210	aio_close $fh;
980		1211
981	if (@$objs) {	1212	if (@$objs) {
982	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) {
983	chmod SAVE_MODE, $fh;	1214	aio_chmod $fh, SAVE_MODE;
984	my $data = Storable::nfreeze { version => 1, objs => $objs };	1215	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
985	aio_write $fh, 0, (length $data), $data, 0;	1216	aio_write $fh, 0, (length $data), $data, 0;
986	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	}
987	close $fh;	1221	aio_close $fh;
988	aio_rename "$filename.pst~", "$filename.pst";	1222	aio_rename "$filename.pst~", "$filename.pst";
989	}	1223	}
990	} else {	1224	} else {
991	aio_unlink "$filename.pst";	1225	aio_unlink "$filename.pst";
992	}	1226	}
993		1227
994	aio_rename "$filename~", $filename;	1228	aio_rename "$filename~", $filename;
		1229
		1230	$filename =~ s%/[^/]+$%%;
		1231	aio_pathsync $filename if $cf::USE_FSYNC;
995	} else {	1232	} else {
996	warn "FATAL: $filename~: $!\n";	1233	warn "unable to save objects: $filename~: $!\n";
997	}	1234	}
998	} else {	1235	} else {
999	aio_unlink $filename;	1236	aio_unlink $filename;
1000	aio_unlink "$filename.pst";	1237	aio_unlink "$filename.pst";
1001	}	1238	}
1002	}	1239	};
1003	}	1240	}
1004		1241
1005	sub object_freezer_as_string {	1242	sub object_freezer_as_string {
1006	my ($rdata, $objs) = @_;	1243	my ($rdata, $objs) = @_;
1007		1244
…		…
1019	or return;	1256	or return;
1020		1257
1021	unless (aio_stat "$filename.pst") {	1258	unless (aio_stat "$filename.pst") {
1022	(aio_load "$filename.pst", $av) >= 0	1259	(aio_load "$filename.pst", $av) >= 0
1023	or return;	1260	or return;
		1261
1024	$av = eval { (Storable::thaw $av)->{objs} };	1262	my $st = eval { Coro::Storable::thaw $av };
		1263	$av = $st->{objs};
1025	}	1264	}
1026		1265
		1266	utf8::decode (my $decname = $filename);
1027	warn sprintf "loading %s (%d)\n",	1267	warn sprintf "loading %s (%d,%d)\n",
1028	$filename, length $data, scalar @{$av || []};	1268	$decname, length $data, scalar @{$av || []}
		1269	if $VERBOSE_IO;
		1270
1029	return ($data, $av);	1271	($data, $av)
1030	}	1272	}
1031		1273
1032	=head2 COMMAND CALLBACKS	1274	=head2 COMMAND CALLBACKS
1033		1275
1034	=over 4	1276	=over 4
…		…
1088	my ($name, $cb) = @_;	1330	my ($name, $cb) = @_;
1089		1331
1090	$EXTICMD{$name} = $cb;	1332	$EXTICMD{$name} = $cb;
1091	}	1333	}
1092		1334
		1335	use File::Glob ();
		1336
1093	cf::player->attach (	1337	cf::player->attach (
1094	on_command => sub {	1338	on_unknown_command => sub {
1095	my ($pl, $name, $params) = @_;	1339	my ($pl, $name, $params) = @_;
1096		1340
1097	my $cb = $COMMAND{$name}	1341	my $cb = $COMMAND{$name}
1098	or return;	1342	or return;
1099		1343
…		…
1107	my ($pl, $buf) = @_;	1351	my ($pl, $buf) = @_;
1108		1352
1109	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1353	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1110		1354
1111	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
1112	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1363	if (my $cb = $EXTCMD{$type}) {
1113	if (my %reply = $cb->($pl, $msg)) {	1364	@reply = $cb->($pl, @payload);
1114	$pl->ext_reply ($msg->{msgid}, %reply);
1115	}
1116	}	1365	}
		1366
		1367	$pl->ext_reply ($reply, @reply)
		1368	if $reply;
		1369
1117	} else {	1370	} else {
1118	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1371	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1119	}	1372	}
1120		1373
1121	cf::override;	1374	cf::override;
1122	},	1375	},
1123	);	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	}
1124		1390
1125	sub load_extensions {	1391	sub load_extensions {
1126	cf::sync_job {	1392	cf::sync_job {
1127	my %todo;	1393	my %todo;
1128		1394
…		…
1148		1414
1149	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1415	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1150	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1416	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1151		1417
1152	$ext{source} =	1418	$ext{source} =
1153	"package $pkg; use strict; use utf8;\n"	1419	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1154	. "#line 1 \"$path\"\n{\n"	1420	. "#line 1 \"$path\"\n{\n"
1155	. $source	1421	. $source
1156	. "\n};\n1";	1422	. "\n};\n1";
1157		1423
1158	$todo{$base} = \%ext;	1424	$todo{$base} = \%ext;
1159	}	1425	}
1160		1426
		1427	my $pass = 0;
1161	my %done;	1428	my %done;
1162	while (%todo) {	1429	while (%todo) {
1163	my $progress;	1430	my $progress;
1164		1431
		1432	++$pass;
		1433
		1434	ext:
1165	while (my ($k, $v) = each %todo) {	1435	while (my ($k, $v) = each %todo) {
1166	for (split /,\s*/, $v->{meta}{depends}) {	1436	for (split /,\s*/, $v->{meta}{depends}) {
1167	goto skip	1437	next ext
1168	unless exists $done{$_};	1438	unless exists $done{$_};
1169	}	1439	}
1170		1440
1171	warn "... loading '$k' into '$v->{pkg}'\n";	1441	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1172		1442
1173	unless (eval $v->{source}) {	1443	my $active = eval $v->{source};
		1444
		1445	if (length $@) {
1174	my $msg = $@ ? "$v->{path}: $@\n"	1446	warn "$v->{path}: $@\n";
1175	: "$v->{base}: extension inactive.\n";
1176		1447
		1448	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1177	if (exists $v->{meta}{mandatory}) {	1449	if exists $v->{meta}{mandatory};
1178	warn $msg;	1450
1179	warn "mandatory extension failed to load, exiting.\n";	1451	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1180	exit 1;	1452	delete $todo{$k};
1181	}	1453	} else {
1182		1454	$done{$k} = delete $todo{$k};
1183	warn $msg;	1455	push @EXTS, $v->{pkg};
		1456	$progress = 1;
		1457
		1458	warn "$v->{base}: extension inactive.\n"
		1459	unless $active;
1184	}	1460	}
1185
1186	$done{$k} = delete $todo{$k};
1187	push @EXTS, $v->{pkg};
1188	$progress = 1;
1189	}	1461	}
1190		1462
1191	skip:	1463	unless ($progress) {
1192	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1464	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1193	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	}
1194	}	1471	}
1195	};	1472	};
1196	}	1473	}
1197		1474
1198	#############################################################################	1475	#############################################################################
1199		1476
1200	=back	1477	=back
1201		1478
1202	=head2 CORE EXTENSIONS	1479	=head2 CORE EXTENSIONS
1203		1480
1204	Functions and methods that extend core crossfire objects.	1481	Functions and methods that extend core deliantra objects.
1205		1482
1206	=cut	1483	=cut
1207		1484
1208	package cf::player;	1485	package cf::player;
1209		1486
1210	use Coro::AIO;	1487	use Coro::AIO;
1211		1488
1212	=head3 cf::player	1489	=head3 cf::player
1213		1490
1214	=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	}
1215		1506
1216	=item cf::player::find $login	1507	=item cf::player::find $login
1217		1508
1218	Returns the given player object, loading it if necessary (might block).	1509	Returns the given player object, loading it if necessary (might block).
1219		1510
…		…
1238		1529
1239	sub exists($) {	1530	sub exists($) {
1240	my ($login) = @_;	1531	my ($login) = @_;
1241		1532
1242	$cf::PLAYER{$login}	1533	$cf::PLAYER{$login}
1243	or cf::sync_job { !aio_stat path $login }	1534	or !aio_stat path $login
1244	}	1535	}
1245		1536
1246	sub find($) {	1537	sub find($) {
1247	return $cf::PLAYER{$_[0]} || do {	1538	return $cf::PLAYER{$_[0]} || do {
1248	my $login = $_[0];	1539	my $login = $_[0];
…		…
1255	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1546	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1256	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1547	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1257	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1548	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1258	aio_unlink +(playerdir $login) . "/$login.pl";	1549	aio_unlink +(playerdir $login) . "/$login.pl";
1259		1550
1260	my $pl = load_pl path $login	1551	my $f = new_from_file cf::object::thawer path $login
1261	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;
1262	$cf::PLAYER{$login} = $pl	1559	$cf::PLAYER{$login} = $pl
1263	}	1560	}
1264	}	1561	}
1265	}	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	);
1266		1576
1267	sub save($) {	1577	sub save($) {
1268	my ($pl) = @_;	1578	my ($pl) = @_;
1269		1579
1270	return if $pl->{deny_save};	1580	return if $pl->{deny_save};
…		…
1275	return if $pl->{deny_save};	1585	return if $pl->{deny_save};
1276		1586
1277	aio_mkdir playerdir $pl, 0770;	1587	aio_mkdir playerdir $pl, 0770;
1278	$pl->{last_save} = $cf::RUNTIME;	1588	$pl->{last_save} = $cf::RUNTIME;
1279		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
1280	$pl->save_pl ($path);	1595	$pl->save_pl ($path);
1281	Coro::cede;	1596	cf::cede_to_tick;
1282	}	1597	}
1283		1598
1284	sub new($) {	1599	sub new($) {
1285	my ($login) = @_;	1600	my ($login) = @_;
1286		1601
…		…
1292	$cf::PLAYER{$login} = $self;	1607	$cf::PLAYER{$login} = $self;
1293		1608
1294	$self	1609	$self
1295	}	1610	}
1296		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
1297	=item $pl->quit_character	1622	=item $pl->quit_character
1298		1623
1299	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
1300	be destroyed. May block for a long time.	1625	be destroyed. May block for a long time.
1301		1626
…		…
1305	my ($pl) = @_;	1630	my ($pl) = @_;
1306		1631
1307	my $name = $pl->ob->name;	1632	my $name = $pl->ob->name;
1308		1633
1309	$pl->{deny_save} = 1;	1634	$pl->{deny_save} = 1;
1310	$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
1311		1636
1312	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1637	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1313	$pl->deactivate;	1638	$pl->deactivate;
		1639	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1314	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1640	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1315	$pl->ns->destroy if $pl->ns;	1641	$pl->ns->destroy if $pl->ns;
1316		1642
1317	my $path = playerdir $pl;	1643	my $path = playerdir $pl;
1318	my $temp = "$path~$cf::RUNTIME~deleting~";	1644	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1354	or return [];	1680	or return [];
1355		1681
1356	my @logins;	1682	my @logins;
1357		1683
1358	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") {
1359	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1690	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1360	aio_read $fh, 0, 512, my $buf, 0 or next;	1691	aio_read $fh, 0, 512, my $buf, 0 or next;
1361	$buf !~ /^password -------------$/m or next; # official not-valid tag	1692	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1693	}
1362		1694
1363	utf8::decode $login;	1695	utf8::decode $login;
1364	push @logins, $login;	1696	push @logins, $login;
1365	}	1697	}
1366		1698
1367	\@logins	1699	\@logins
1368	}	1700	}
1369		1701
1370	=item $player->maps	1702	=item $player->maps
		1703
		1704	=item cf::player::maps $login
1371		1705
1372	Returns an arrayref of map paths that are private for this	1706	Returns an arrayref of map paths that are private for this
1373	player. May block.	1707	player. May block.
1374		1708
1375	=cut	1709	=cut
…		…
1393	}	1727	}
1394		1728
1395	\@paths	1729	\@paths
1396	}	1730	}
1397		1731
1398	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1732	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1399		1733
1400	Expand crossfire pod fragments into protocol xml.	1734	Expand deliantra pod fragments into protocol xml.
1401		1735
1402	=cut
1403
1404	sub expand_cfpod {
1405	((my $self), (local $_)) = @_;
1406
1407	# escape & and <
1408	s/&/&amp;/g;
1409	s/(?<![BIUGH])</&lt;/g;
1410
1411	# this is buggy, it needs to properly take care of nested <'s
1412
1413	1 while
1414	# replace B<>, I<>, U<> etc.
1415	s/B<([^\>]*)>/<b>$1<\/b>/
1416	|| s/I<([^\>]*)>/<i>$1<\/i>/
1417	|| s/U<([^\>]*)>/<u>$1<\/u>/
1418	# replace G<male|female> tags
1419	|| s{G<([^>|]*)\|([^>]*)>}{
1420	$self->gender ? $2 : $1
1421	}ge
1422	# replace H<hint text>
1423	|| s{H<([^\>]*)>}
1424	{
1425	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1426	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1427	"")
1428	[$self->{hintmode}]
1429	}ge;
1430
1431	# create single paragraphs (very hackish)
1432	s/(?<=\S)\n(?=\w)/ /g;
1433
1434	# compress some whitespace
1435	s/\s+\n/\n/g; # ws line-ends
1436	s/\n\n+/\n/g; # double lines
1437	s/^\n+//; # beginning lines
1438	s/\n+$//; # ending lines
1439
1440	$_
1441	}
1442
1443	sub hintmode {
1444	$_[0]{hintmode} = $_[1] if @_ > 1;
1445	$_[0]{hintmode}
1446	}
1447
1448	=item $player->ext_reply ($msgid, %msg)	1736	=item $player->ext_reply ($msgid, @msg)
1449		1737
1450	Sends an ext reply to the player.	1738	Sends an ext reply to the player.
1451		1739
1452	=cut	1740	=cut
1453		1741
1454	sub ext_reply($$%) {	1742	sub ext_reply($$@) {
1455	my ($self, $id, %msg) = @_;	1743	my ($self, $id, @msg) = @_;
1456		1744
1457	$msg{msgid} = $id;	1745	$self->ns->ext_reply ($id, @msg)
1458	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1459	}	1746	}
1460		1747
1461	=item $player->ext_event ($type, %msg)	1748	=item $player->ext_msg ($type, @msg)
1462		1749
1463	Sends an ext event to the client.	1750	Sends an ext event to the client.
1464		1751
1465	=cut	1752	=cut
1466		1753
1467	sub ext_event($$%) {	1754	sub ext_msg($$@) {
1468	my ($self, $type, %msg) = @_;	1755	my ($self, $type, @msg) = @_;
1469		1756
1470	$self->ns->ext_event ($type, %msg);	1757	$self->ns->ext_msg ($type, @msg);
1471	}	1758	}
1472		1759
1473	=head3 cf::region	1760	=head3 cf::region
1474		1761
1475	=over 4	1762	=over 4
…		…
1485	=cut	1772	=cut
1486		1773
1487	sub find_by_path($) {	1774	sub find_by_path($) {
1488	my ($path) = @_;	1775	my ($path) = @_;
1489		1776
		1777	$path =~ s/^~[^\/]*//; # skip ~login
		1778
1490	my ($match, $specificity);	1779	my ($match, $specificity);
1491		1780
1492	for my $region (list) {	1781	for my $region (list) {
1493	if ($region->match && $path =~ $region->match) {	1782	if ($region->{match} && $path =~ $region->{match}) {
1494	($match, $specificity) = ($region, $region->specificity)	1783	($match, $specificity) = ($region, $region->specificity)
1495	if $region->specificity > $specificity;	1784	if $region->specificity > $specificity;
1496	}	1785	}
1497	}	1786	}
1498		1787
…		…
1519	our $MAX_RESET = 3600;	1808	our $MAX_RESET = 3600;
1520	our $DEFAULT_RESET = 3000;	1809	our $DEFAULT_RESET = 3000;
1521		1810
1522	sub generate_random_map {	1811	sub generate_random_map {
1523	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
1524	# mit "rum" bekleckern, nicht	1816	# mit "rum" bekleckern, nicht
1525	$self->_create_random_map (	1817	$self->_create_random_map (
1526	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1818	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1527	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1819	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1528	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1820	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1529	$rmp->{exit_on_final_map},	1821	$rmp->{exit_on_final_map},
1530	$rmp->{xsize}, $rmp->{ysize},	1822	$rmp->{xsize}, $rmp->{ysize},
1531	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1823	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1532	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1824	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1554		1846
1555	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1847	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1556	}	1848	}
1557		1849
1558	# also paths starting with '/'	1850	# also paths starting with '/'
1559	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1851	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1560		1852
1561	sub thawer_merge {	1853	sub thawer_merge {
1562	my ($self, $merge) = @_;	1854	my ($self, $merge) = @_;
1563		1855
1564	# we have to keep some variables in memory intact	1856	# we have to keep some variables in memory intact
…		…
1618	$self->init; # pass $1 etc.	1910	$self->init; # pass $1 etc.
1619	return $self;	1911	return $self;
1620	}	1912	}
1621	}	1913	}
1622		1914
1623	Carp::carp "unable to resolve path '$path' (base '$base').";	1915	Carp::cluck "unable to resolve path '$path' (base '$base').";
1624	()	1916	()
1625	}	1917	}
1626		1918
1627	sub init {	1919	sub init {
1628	my ($self) = @_;	1920	my ($self) = @_;
…		…
1650		1942
1651	# the temporary/swap location	1943	# the temporary/swap location
1652	sub save_path {	1944	sub save_path {
1653	my ($self) = @_;	1945	my ($self) = @_;
1654		1946
1655	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1947	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1656	"$TMPDIR/$path.map"	1948	"$TMPDIR/$path.map"
1657	}	1949	}
1658		1950
1659	# the unique path, undef == no special unique path	1951	# the unique path, undef == no special unique path
1660	sub uniq_path {	1952	sub uniq_path {
1661	my ($self) = @_;	1953	my ($self) = @_;
1662		1954
1663	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1955	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1664	"$UNIQUEDIR/$path"	1956	"$UNIQUEDIR/$path"
1665	}
1666
1667	# and all this just because we cannot iterate over
1668	# all maps in C++...
1669	sub change_all_map_light {
1670	my ($change) = @_;
1671
1672	$_->change_map_light ($change)
1673	for grep $_->outdoor, values %cf::MAP;
1674	}	1957	}
1675		1958
1676	sub decay_objects {	1959	sub decay_objects {
1677	my ($self) = @_;	1960	my ($self) = @_;
1678		1961
…		…
1691		1974
1692	sub load_header_from($) {	1975	sub load_header_from($) {
1693	my ($self, $path) = @_;	1976	my ($self, $path) = @_;
1694		1977
1695	utf8::encode $path;	1978	utf8::encode $path;
1696	#aio_open $path, O_RDONLY, 0	1979	my $f = new_from_file cf::object::thawer $path
1697	# or return;
1698
1699	$self->_load_header ($path)
1700	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;
1701		1987
1702	$self->{load_path} = $path;	1988	$self->{load_path} = $path;
1703		1989
1704	1	1990	1
1705	}	1991	}
…		…
1759	sub find {	2045	sub find {
1760	my ($path, $origin) = @_;	2046	my ($path, $origin) = @_;
1761		2047
1762	$path = normalise $path, $origin && $origin->path;	2048	$path = normalise $path, $origin && $origin->path;
1763		2049
		2050	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1764	cf::lock_wait "map_find:$path";	2051	my $guard2 = cf::lock_acquire "map_find:$path";
1765		2052
1766	$cf::MAP{$path} || do {	2053	$cf::MAP{$path} || do {
1767	my $guard = cf::lock_acquire "map_find:$path";
1768	my $map = new_from_path cf::map $path	2054	my $map = new_from_path cf::map $path
1769	or return;	2055	or return;
1770		2056
1771	$map->{last_save} = $cf::RUNTIME;	2057	$map->{last_save} = $cf::RUNTIME;
1772		2058
…		…
1774	or return;	2060	or return;
1775		2061
1776	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2062	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1777	# doing this can freeze the server in a sync job, obviously	2063	# doing this can freeze the server in a sync job, obviously
1778	#$cf::WAIT_FOR_TICK->wait;	2064	#$cf::WAIT_FOR_TICK->wait;
		2065	undef $guard2;
		2066	undef $guard1;
1779	$map->reset;	2067	$map->reset;
1780	undef $guard;
1781	return find $path;	2068	return find $path;
1782	}	2069	}
1783		2070
1784	$cf::MAP{$path} = $map	2071	$cf::MAP{$path} = $map
1785	}	2072	}
1786	}	2073	}
1787		2074
1788	sub pre_load { }	2075	sub pre_load { }
1789	sub post_load { }	2076	#sub post_load { } # XS
1790		2077
1791	sub load {	2078	sub load {
1792	my ($self) = @_;	2079	my ($self) = @_;
1793		2080
1794	local $self->{deny_reset} = 1; # loading can take a long time	2081	local $self->{deny_reset} = 1; # loading can take a long time
1795		2082
1796	my $path = $self->{path};	2083	my $path = $self->{path};
1797		2084
1798	{	2085	{
1799	my $guard = cf::lock_acquire "map_load:$path";	2086	my $guard = cf::lock_acquire "map_data:$path";
1800		2087
		2088	return unless $self->valid;
1801	return if $self->in_memory != cf::MAP_SWAPPED;	2089	return unless $self->in_memory == cf::MAP_SWAPPED;
1802		2090
1803	$self->in_memory (cf::MAP_LOADING);	2091	$self->in_memory (cf::MAP_LOADING);
1804		2092
1805	$self->alloc;	2093	$self->alloc;
1806		2094
1807	$self->pre_load;	2095	$self->pre_load;
1808	Coro::cede;	2096	cf::cede_to_tick;
1809		2097
		2098	my $f = new_from_file cf::object::thawer $self->{load_path};
		2099	$f->skip_block;
1810	$self->_load_objects ($self->{load_path}, 1)	2100	$self->_load_objects ($f)
1811	or return;	2101	or return;
1812		2102
1813	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2103	$self->post_load_original
1814	if delete $self->{load_original};	2104	if delete $self->{load_original};
1815		2105
1816	if (my $uniq = $self->uniq_path) {	2106	if (my $uniq = $self->uniq_path) {
1817	utf8::encode $uniq;	2107	utf8::encode $uniq;
1818	if (aio_open $uniq, O_RDONLY, 0) {	2108	unless (aio_stat $uniq) {
		2109	if (my $f = new_from_file cf::object::thawer $uniq) {
1819	$self->clear_unique_items;	2110	$self->clear_unique_items;
1820	$self->_load_objects ($uniq, 0);	2111	$self->_load_objects ($f);
		2112	$f->resolve_delayed_derefs;
		2113	}
1821	}	2114	}
1822	}	2115	}
1823		2116
1824	Coro::cede;	2117	$f->resolve_delayed_derefs;
		2118
		2119	cf::cede_to_tick;
1825	# now do the right thing for maps	2120	# now do the right thing for maps
1826	$self->link_multipart_objects;	2121	$self->link_multipart_objects;
1827	$self->difficulty ($self->estimate_difficulty)	2122	$self->difficulty ($self->estimate_difficulty)
1828	unless $self->difficulty;	2123	unless $self->difficulty;
1829	Coro::cede;	2124	cf::cede_to_tick;
1830		2125
1831	unless ($self->{deny_activate}) {	2126	unless ($self->{deny_activate}) {
1832	$self->decay_objects;	2127	$self->decay_objects;
1833	$self->fix_auto_apply;	2128	$self->fix_auto_apply;
1834	$self->update_buttons;	2129	$self->update_buttons;
1835	Coro::cede;	2130	cf::cede_to_tick;
1836	$self->set_darkness_map;
1837	Coro::cede;
1838	$self->activate;	2131	$self->activate;
1839	}	2132	}
1840		2133
		2134	$self->{last_save} = $cf::RUNTIME;
		2135	$self->last_access ($cf::RUNTIME);
		2136
1841	$self->in_memory (cf::MAP_IN_MEMORY);	2137	$self->in_memory (cf::MAP_ACTIVE);
1842	}	2138	}
1843		2139
1844	$self->post_load;	2140	$self->post_load;
1845	}	2141	}
1846		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
1847	sub customise_for {	2146	sub customise_for {
1848	my ($self, $ob) = @_;	2147	my ($self, $ob) = @_;
1849		2148
1850	return find "~" . $ob->name . "/" . $self->{path}	2149	return find "~" . $ob->name . "/" . $self->{path}
1851	if $self->per_player;	2150	if $self->per_player;
…		…
1855		2154
1856	$self	2155	$self
1857	}	2156	}
1858		2157
1859	# 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
1860	sub load_diag {	2159	sub load_neighbours {
1861	my ($map) = @_;	2160	my ($map) = @_;
1862		2161
1863	my @diag; # diagonal neighbours	2162	my @neigh; # diagonal neighbours
1864		2163
1865	for (0 .. 3) {	2164	for (0 .. 3) {
1866	my $neigh = $map->tile_path ($_)	2165	my $neigh = $map->tile_path ($_)
1867	or next;	2166	or next;
1868	$neigh = find $neigh, $map	2167	$neigh = find $neigh, $map
1869	or next;	2168	or next;
1870	$neigh->load;	2169	$neigh->load;
1871		2170
		2171	# now find the diagonal neighbours
		2172	push @neigh,
1872	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2173	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1873	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2174	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1874	}	2175	}
1875		2176
1876	for (@diag) {	2177	for (grep defined $_->[0], @neigh) {
		2178	my ($path, $origin) = @$_;
1877	my $neigh = find @$_	2179	my $neigh = find $path, $origin
1878	or next;	2180	or next;
1879	$neigh->load;	2181	$neigh->load;
1880	}	2182	}
1881	}	2183	}
1882		2184
…		…
1887	}	2189	}
1888		2190
1889	sub do_load_sync {	2191	sub do_load_sync {
1890	my ($map) = @_;	2192	my ($map) = @_;
1891		2193
		2194	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2195	if $Coro::current == $Coro::main;
		2196
1892	cf::sync_job { $map->load };	2197	cf::sync_job { $map->load };
1893	}	2198	}
1894		2199
1895	our %MAP_PREFETCH;	2200	our %MAP_PREFETCH;
1896	our $MAP_PREFETCHER = undef;	2201	our $MAP_PREFETCHER = undef;
1897		2202
1898	sub find_async {	2203	sub find_async {
1899	my ($path, $origin) = @_;	2204	my ($path, $origin, $load) = @_;
1900		2205
1901	$path = normalise $path, $origin && $origin->{path};	2206	$path = normalise $path, $origin && $origin->{path};
1902		2207
1903	if (my $map = $cf::MAP{$path}) {	2208	if (my $map = $cf::MAP{$path}) {
1904	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2209	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1905	}	2210	}
1906		2211
1907	undef $MAP_PREFETCH{$path};	2212	$MAP_PREFETCH{$path} |= $load;
		2213
1908	$MAP_PREFETCHER ||= cf::async {	2214	$MAP_PREFETCHER ||= cf::async {
		2215	$Coro::current->{desc} = "map prefetcher";
		2216
1909	while (%MAP_PREFETCH) {	2217	while (%MAP_PREFETCH) {
1910	for my $path (keys %MAP_PREFETCH) {	2218	while (my ($k, $v) = each %MAP_PREFETCH) {
1911	my $map = find $path	2219	if (my $map = find $k) {
1912	or next;
1913	$map->load;	2220	$map->load if $v;
		2221	}
1914		2222
1915	delete $MAP_PREFETCH{$path};	2223	delete $MAP_PREFETCH{$k};
1916	}	2224	}
1917	}	2225	}
1918	undef $MAP_PREFETCHER;	2226	undef $MAP_PREFETCHER;
1919	};	2227	};
1920	$MAP_PREFETCHER->prio (6);	2228	$MAP_PREFETCHER->prio (6);
1921		2229
1922	()	2230	()
1923	}	2231	}
1924		2232
		2233	# common code, used by both ->save and ->swapout
1925	sub save {	2234	sub _save {
1926	my ($self) = @_;	2235	my ($self) = @_;
1927
1928	my $lock = cf::lock_acquire "map_data:" . $self->path;
1929		2236
1930	$self->{last_save} = $cf::RUNTIME;	2237	$self->{last_save} = $cf::RUNTIME;
1931		2238
1932	return unless $self->dirty;	2239	return unless $self->dirty;
1933		2240
…		…
1939	return if $self->{deny_save};	2246	return if $self->{deny_save};
1940		2247
1941	local $self->{last_access} = $self->last_access;#d#	2248	local $self->{last_access} = $self->last_access;#d#
1942		2249
1943	cf::async {	2250	cf::async {
		2251	$Coro::current->{desc} = "map player save";
1944	$_->contr->save for $self->players;	2252	$_->contr->save for $self->players;
1945	};	2253	};
		2254
		2255	cf::get_slot 0.02;
1946		2256
1947	if ($uniq) {	2257	if ($uniq) {
1948	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2258	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1949	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2259	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1950	} else {	2260	} else {
1951	$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);
1952	}	2262	}
1953	}	2263	}
1954		2264
		2265	sub save {
		2266	my ($self) = @_;
		2267
		2268	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2269
		2270	$self->_save;
		2271	}
		2272
1955	sub swap_out {	2273	sub swap_out {
1956	my ($self) = @_;	2274	my ($self) = @_;
1957		2275
1958	# save first because save cedes
1959	$self->save;
1960
1961	my $lock = cf::lock_acquire "map_data:" . $self->path;	2276	my $lock = cf::lock_acquire "map_data:$self->{path}";
1962		2277
		2278	return if $self->in_memory != cf::MAP_ACTIVE;
		2279	return if $self->{deny_save};
1963	return if $self->players;	2280	return if $self->players;
1964	return if $self->in_memory != cf::MAP_IN_MEMORY;
1965	return if $self->{deny_save};
1966		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
1967	$self->clear;	2291	$self->clear;
1968	$self->in_memory (cf::MAP_SWAPPED);
1969	}	2292	}
1970		2293
1971	sub reset_at {	2294	sub reset_at {
1972	my ($self) = @_;	2295	my ($self) = @_;
1973		2296
…		…
1991		2314
1992	my $lock = cf::lock_acquire "map_data:$self->{path}";	2315	my $lock = cf::lock_acquire "map_data:$self->{path}";
1993		2316
1994	return if $self->players;	2317	return if $self->players;
1995		2318
1996	warn "resetting map ", $self->path;	2319	warn "resetting map ", $self->path, "\n";
1997		2320
1998	$self->in_memory (cf::MAP_SWAPPED);	2321	$self->in_memory (cf::MAP_SWAPPED);
1999		2322
2000	# need to save uniques path	2323	# need to save uniques path
2001	unless ($self->{deny_save}) {	2324	unless ($self->{deny_save}) {
…		…
2005	if $uniq;	2328	if $uniq;
2006	}	2329	}
2007		2330
2008	delete $cf::MAP{$self->path};	2331	delete $cf::MAP{$self->path};
2009		2332
		2333	$self->deactivate;
		2334	$_->clear_links_to ($self) for values %cf::MAP;
2010	$self->clear;	2335	$self->clear;
2011
2012	$_->clear_links_to ($self) for values %cf::MAP;
2013		2336
2014	$self->unlink_save;	2337	$self->unlink_save;
2015	$self->destroy;	2338	$self->destroy;
2016	}	2339	}
2017		2340
2018	my $nuke_counter = "aaaa";	2341	my $nuke_counter = "aaaa";
2019		2342
2020	sub nuke {	2343	sub nuke {
2021	my ($self) = @_;	2344	my ($self) = @_;
2022		2345
		2346	{
		2347	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2348
2023	delete $cf::MAP{$self->path};	2349	delete $cf::MAP{$self->path};
2024		2350
2025	$self->unlink_save;	2351	$self->unlink_save;
2026		2352
2027	bless $self, "cf::map";	2353	bless $self, "cf::map::wrap";
2028	delete $self->{deny_reset};	2354	delete $self->{deny_reset};
2029	$self->{deny_save} = 1;	2355	$self->{deny_save} = 1;
2030	$self->reset_timeout (1);	2356	$self->reset_timeout (1);
2031	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2357	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2032		2358
2033	$cf::MAP{$self->path} = $self;	2359	$cf::MAP{$self->path} = $self;
		2360	}
2034		2361
2035	$self->reset; # polite request, might not happen	2362	$self->reset; # polite request, might not happen
2036	}	2363	}
2037		2364
2038	=item $maps = cf::map::tmp_maps	2365	=item $maps = cf::map::tmp_maps
…		…
2080		2407
2081	sub unique_maps() {	2408	sub unique_maps() {
2082	[	2409	[
2083	map {	2410	map {
2084	utf8::decode $_;	2411	utf8::decode $_;
2085	/\.map$/	2412	s/\.map$//; # TODO future compatibility hack
		2413	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2414	? ()
2086	? normalise $_	2415	: normalise $_
2087	: ()
2088	} @{ aio_readdir $UNIQUEDIR or [] }	2416	} @{ aio_readdir $UNIQUEDIR or [] }
2089	]	2417	]
2090	}	2418	}
2091		2419
2092	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	}
2093		2451
2094	=back	2452	=back
2095		2453
2096	=head3 cf::object	2454	=head3 cf::object
2097		2455
…		…
2101		2459
2102	=over 4	2460	=over 4
2103		2461
2104	=item $ob->inv_recursive	2462	=item $ob->inv_recursive
2105		2463
2106	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.
2107		2466
2108	=cut	2467	=cut
2109		2468
2110	sub inv_recursive_;	2469	sub inv_recursive_;
2111	sub inv_recursive_ {	2470	sub inv_recursive_ {
…		…
2114		2473
2115	sub inv_recursive {	2474	sub inv_recursive {
2116	inv_recursive_ inv $_[0]	2475	inv_recursive_ inv $_[0]
2117	}	2476	}
2118		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
2119	package cf;	2506	package cf;
2120		2507
2121	=back	2508	=back
2122		2509
2123	=head3 cf::object::player	2510	=head3 cf::object::player
…		…
2129	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>
2130	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
2131	dialogue with the given NPC character.	2518	dialogue with the given NPC character.
2132		2519
2133	=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	};
2134		2535
2135	# rough implementation of a future "reply" method that works	2536	# rough implementation of a future "reply" method that works
2136	# with dialog boxes.	2537	# with dialog boxes.
2137	#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
2138	sub cf::object::player::reply($$$;$) {	2539	sub cf::object::player::reply($$$;$) {
…		…
2145		2546
2146	} else {	2547	} else {
2147	my $pl = $self->contr;	2548	my $pl = $self->contr;
2148		2549
2149	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2550	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2150	my $diag = $pl->{npc_dialog};	2551	my $dialog = $pl->{npc_dialog};
2151	$diag->{pl}->ext_reply (	2552	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2152	$diag->{id},
2153	msgtype => "reply",
2154	msg => $diag->{pl}->expand_cfpod ($msg),
2155	add_topics => []
2156	);
2157		2553
2158	} else {	2554	} else {
2159	$msg = $npc->name . " says: $msg" if $npc;	2555	$msg = $npc->name . " says: $msg" if $npc;
2160	$self->message ($msg, $flags);	2556	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2161	}	2557	}
2162	}	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 (@_);
2163	}	2569	}
2164		2570
2165	=item $player_object->may ("access")	2571	=item $player_object->may ("access")
2166		2572
2167	Returns wether the given player is authorized to access resource "access"	2573	Returns wether the given player is authorized to access resource "access"
…		…
2180		2586
2181	=item $player_object->enter_link	2587	=item $player_object->enter_link
2182		2588
2183	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}>).
2184		2590
2185	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.
2186	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.
2187		2595
2188	Will never block.	2596	Will never block.
2189		2597
2190	=item $player_object->leave_link ($map, $x, $y)	2598	=item $player_object->leave_link ($map, $x, $y)
2191		2599
…		…
2211	sub cf::object::player::enter_link {	2619	sub cf::object::player::enter_link {
2212	my ($self) = @_;	2620	my ($self) = @_;
2213		2621
2214	$self->deactivate_recursive;	2622	$self->deactivate_recursive;
2215		2623
		2624	++$self->{_link_recursion};
		2625
2216	return if UNIVERSAL::isa $self->map, "ext::map_link";	2626	return if UNIVERSAL::isa $self->map, "ext::map_link";
2217		2627
2218	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2628	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2219	if $self->map && $self->map->{path} ne "{link}";	2629	if $self->map && $self->map->{path} ne "{link}";
2220		2630
2221	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2631	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2222	}	2632	}
2223		2633
2224	sub cf::object::player::leave_link {	2634	sub cf::object::player::leave_link {
2225	my ($self, $map, $x, $y) = @_;	2635	my ($self, $map, $x, $y) = @_;
2226		2636
…		…
2243	($x, $y) = (-1, -1)	2653	($x, $y) = (-1, -1)
2244	unless (defined $x) && (defined $y);	2654	unless (defined $x) && (defined $y);
2245		2655
2246	# use -1 or undef as default coordinates, not 0, 0	2656	# use -1 or undef as default coordinates, not 0, 0
2247	($x, $y) = ($map->enter_x, $map->enter_y)	2657	($x, $y) = ($map->enter_x, $map->enter_y)
2248	if $x <=0 && $y <= 0;	2658	if $x <= 0 && $y <= 0;
2249		2659
2250	$map->load;	2660	$map->load;
2251	$map->load_diag;	2661	$map->load_neighbours;
2252		2662
2253	return unless $self->contr->active;	2663	return unless $self->contr->active;
2254	$self->activate_recursive;
2255		2664
2256	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2665	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2257	$self->enter_map ($map, $x, $y);	2666	if ($self->enter_map ($map, $x, $y)) {
2258	}	2667	# entering was successful
		2668	delete $self->{_link_recursion};
		2669	# only activate afterwards, to support waiting in hooks
		2670	$self->activate_recursive;
		2671	}
2259		2672
		2673	}
		2674
2260	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2675	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2261		2676
2262	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
2263	her, loading and preparing them map, calling the provided $check callback	2678	her, loading and preparing them map, calling the provided $check callback
2264	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
2265	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 >>.
2266		2685
2267	=cut	2686	=cut
2268		2687
2269	our $GOTOGEN;	2688	our $GOTOGEN;
2270		2689
2271	sub cf::object::player::goto {	2690	sub cf::object::player::goto {
2272	my ($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	}
2273		2698
2274	# 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
2275	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2700	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2276		2701
2277	$self->enter_link;	2702	$self->enter_link;
2278		2703
2279	(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
2280	my $map = eval {	2726	my $map = eval {
2281	my $map = cf::map::find $path;	2727	my $map = defined $path ? cf::map::find $path : undef;
2282		2728
2283	if ($map) {	2729	if ($map) {
2284	$map = $map->customise_for ($self);	2730	$map = $map->customise_for ($self);
2285	$map = $check->($map) if $check && $map;	2731	$map = $check->($map, $x, $y, $self) if $check && $map;
2286	} else {	2732	} else {
2287	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2733	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2288	}	2734	}
2289		2735
2290	$map	2736	$map
2291	};	2737	};
2292		2738
…		…
2297		2743
2298	if ($gen == $self->{_goto_generation}) {	2744	if ($gen == $self->{_goto_generation}) {
2299	delete $self->{_goto_generation};	2745	delete $self->{_goto_generation};
2300	$self->leave_link ($map, $x, $y);	2746	$self->leave_link ($map, $x, $y);
2301	}	2747	}
		2748
		2749	$done->($self) if $done;
2302	})->prio (1);	2750	})->prio (1);
2303	}	2751	}
2304		2752
2305	=item $player_object->enter_exit ($exit_object)	2753	=item $player_object->enter_exit ($exit_object)
2306		2754
…		…
2326	}	2774	}
2327		2775
2328	sub prepare_random_map {	2776	sub prepare_random_map {
2329	my ($exit) = @_;	2777	my ($exit) = @_;
2330		2778
2331	my $guard = cf::lock_acquire "exit_prepare:$exit";
2332
2333	# all this does is basically replace the /! path by	2779	# all this does is basically replace the /! path by
2334	# a new random map path (?random/...) with a seed	2780	# a new random map path (?random/...) with a seed
2335	# that depends on the exit object	2781	# that depends on the exit object
2336		2782
2337	my $rmp = parse_random_map_params $exit->msg;	2783	my $rmp = parse_random_map_params $exit->msg;
…		…
2339	if ($exit->map) {	2785	if ($exit->map) {
2340	$rmp->{region} = $exit->region->name;	2786	$rmp->{region} = $exit->region->name;
2341	$rmp->{origin_map} = $exit->map->path;	2787	$rmp->{origin_map} = $exit->map->path;
2342	$rmp->{origin_x} = $exit->x;	2788	$rmp->{origin_x} = $exit->x;
2343	$rmp->{origin_y} = $exit->y;	2789	$rmp->{origin_y} = $exit->y;
		2790
		2791	$exit->map->touch;
2344	}	2792	}
2345		2793
2346	$rmp->{random_seed} ||= $exit->random_seed;	2794	$rmp->{random_seed} ||= $exit->random_seed;
2347		2795
2348	my $data = cf::to_json $rmp;	2796	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2349	my $md5 = Digest::MD5::md5_hex $data;	2797	my $md5 = Digest::MD5::md5_hex $data;
2350	my $meta = "$RANDOMDIR/$md5.meta";	2798	my $meta = "$RANDOMDIR/$md5.meta";
2351		2799
2352	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2800	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2353	aio_write $fh, 0, (length $data), $data, 0;	2801	aio_write $fh, 0, (length $data), $data, 0;
2354	undef $fh;	2802	undef $fh;
2355	aio_rename "$meta~", $meta;	2803	aio_rename "$meta~", $meta;
2356		2804
		2805	my $slaying = "?random/$md5";
		2806
		2807	if ($exit->valid) {
2357	$exit->slaying ("?random/$md5");	2808	$exit->slaying ("?random/$md5");
2358	$exit->msg (undef);	2809	$exit->msg (undef);
		2810	}
2359	}	2811	}
2360	}	2812	}
2361		2813
2362	sub cf::object::player::enter_exit {	2814	sub cf::object::player::enter_exit {
2363	my ($self, $exit) = @_;	2815	my ($self, $exit) = @_;
2364		2816
2365	return unless $self->type == cf::PLAYER;	2817	return unless $self->type == cf::PLAYER;
2366		2818
2367	if ($exit->slaying eq "/!") {
2368	#TODO: this should de-fi-ni-te-ly not be a sync-job
2369	# the problem is that $exit might not survive long enough
2370	# so it needs to be done right now, right here
2371	cf::sync_job { prepare_random_map $exit };
2372	}
2373
2374	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2375	my $hp = $exit->stats->hp;
2376	my $sp = $exit->stats->sp;
2377
2378	$self->enter_link;	2819	$self->enter_link;
2379		2820
2380	# if exit is damned, update players death & WoR home-position
2381	$self->contr->savebed ($slaying, $hp, $sp)
2382	if $exit->flag (FLAG_DAMNED);
2383
2384	(async {	2821	(async {
2385	$self->deactivate_recursive; # just to be sure	2822	$Coro::current->{desc} = "enter_exit";
		2823
2386	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
2387	$self->goto ($slaying, $hp, $sp);	2839	$self->goto ($map, $x, $y);
2388		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
2389	1;	2845	1
2390	}) {	2846	}) {
2391	$self->message ("Something went wrong deep within the crossfire server. "	2847	$self->message ("Something went wrong deep within the deliantra server. "
2392	. "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. "
2393	. "Please report this to the dungeon master!",	2849	. "Please report this to the dungeon master!",
2394	cf::NDI_UNIQUE | cf::NDI_RED);	2850	cf::NDI_UNIQUE | cf::NDI_RED);
2395		2851
2396	warn "ERROR in enter_exit: $@";	2852	warn "ERROR in enter_exit: $@";
…		…
2415		2871
2416	utf8::encode $text;	2872	utf8::encode $text;
2417	$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);
2418	}	2874	}
2419		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
2420	=item $client->send_msg ($color, $type, $msg, [extra...])	2901	=item $client->send_msg ($channel, $msg, $color, [extra...])
2421		2902
2422	Send a drawinfo or msg packet to the client, formatting the msg for the	2903	Send a drawinfo or msg packet to the client, formatting the msg for the
2423	client if neccessary. C<$type> should be a string identifying the type of	2904	client if neccessary. C<$type> should be a string identifying the type of
2424	the message, with C<log> being the default. If C<$color> is negative, suppress	2905	the message, with C<log> being the default. If C<$color> is negative, suppress
2425	the message unless the client supports the msg packet.	2906	the message unless the client supports the msg packet.
2426		2907
2427	=cut	2908	=cut
2428		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" => $CHAT_CHANNEL,
		3022	);
		3023
2429	sub cf::client::send_msg {	3024	sub cf::client::send_msg {
2430	my ($self, $color, $type, $msg, @extra) = @_;	3025	my ($self, $channel, $msg, $color, @extra) = @_;
2431		3026
2432	$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	}
2433		3048
2434	return unless @extra || length $msg;	3049	return unless @extra || length $msg;
2435		3050
2436	if ($self->can_msg) {	3051	# default colour, mask it out
2437	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	3052	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2438	} else {	3053	if $color & cf::NDI_DEF;
2439	# replace some tags by gcfclient-compatible ones
2440	for ($msg) {
2441	1 while
2442	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2443	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2444	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2445	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2446	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2447	}
2448		3054
2449	if ($color >= 0) {	3055	my $pkt = "msg "
2450	if (0 && $msg =~ /\[/) {	3056	. $self->{json_coder}->encode (
2451	$self->send_packet ("drawextinfo $color 4 0 $msg")	3057	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2452	} else {	3058	);
2453	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2454	$self->send_packet ("drawinfo $color $msg")
2455	}
2456	}
2457	}
2458	}
2459		3059
		3060	$self->send_big_packet ($pkt);
		3061	}
		3062
2460	=item $client->ext_event ($type, %msg)	3063	=item $client->ext_msg ($type, @msg)
2461		3064
2462	Sends an ext event to the client.	3065	Sends an ext event to the client.
2463		3066
2464	=cut	3067	=cut
2465		3068
2466	sub cf::client::ext_event($$%) {	3069	sub cf::client::ext_msg($$@) {
2467	my ($self, $type, %msg) = @_;	3070	my ($self, $type, @msg) = @_;
2468		3071
		3072	if ($self->extcmd == 2) {
		3073	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3074	} elsif ($self->extcmd == 1) { # TODO: remove
2469	$msg{msgtype} = "event_$type";	3075	push @msg, msgtype => "event_$type";
2470	$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	}
2471	}	3096	}
2472		3097
2473	=item $success = $client->query ($flags, "text", \&cb)	3098	=item $success = $client->query ($flags, "text", \&cb)
2474		3099
2475	Queues a query to the client, calling the given callback with	3100	Queues a query to the client, calling the given callback with
…		…
2530	my ($ns, $buf) = @_;	3155	my ($ns, $buf) = @_;
2531		3156
2532	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3157	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2533		3158
2534	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
2535	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3167	if (my $cb = $EXTICMD{$type}) {
2536	if (my %reply = $cb->($ns, $msg)) {	3168	@reply = $cb->($ns, @payload);
2537	$reply{msgid} = $msg->{msgid};
2538	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2539	}
2540	}	3169	}
		3170
		3171	$ns->ext_reply ($reply, @reply)
		3172	if $reply;
		3173
2541	} else {	3174	} else {
2542	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";
2543	}	3176	}
2544		3177
2545	cf::override;	3178	cf::override;
…		…
2567		3200
2568	$coro	3201	$coro
2569	}	3202	}
2570		3203
2571	cf::client->attach (	3204	cf::client->attach (
2572	on_destroy => sub {	3205	on_client_destroy => sub {
2573	my ($ns) = @_;	3206	my ($ns) = @_;
2574		3207
2575	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3208	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2576	},	3209	},
2577	);	3210	);
…		…
2592	our $safe = new Safe "safe";	3225	our $safe = new Safe "safe";
2593	our $safe_hole = new Safe::Hole;	3226	our $safe_hole = new Safe::Hole;
2594		3227
2595	$SIG{FPE} = 'IGNORE';	3228	$SIG{FPE} = 'IGNORE';
2596		3229
2597	$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	));
2598		3235
2599	# here we export the classes and methods available to script code	3236	# here we export the classes and methods available to script code
2600		3237
2601	=pod	3238	=pod
2602		3239
2603	The following functions and methods are available within a safe environment:	3240	The following functions and methods are available within a safe environment:
2604		3241
2605	cf::object	3242	cf::object
2606	contr pay_amount pay_player map x y force_find force_add	3243	contr pay_amount pay_player map x y force_find force_add destroy
2607	insert remove	3244	insert remove name archname title slaying race decrease split
		3245	value
2608		3246
2609	cf::object::player	3247	cf::object::player
2610	player	3248	player
2611		3249
2612	cf::player	3250	cf::player
…		…
2617		3255
2618	=cut	3256	=cut
2619		3257
2620	for (	3258	for (
2621	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3259	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2622	insert remove)],	3260	insert remove inv nrof name archname title slaying race
		3261	decrease split destroy change_exp value msg lore send_msg)],
2623	["cf::object::player" => qw(player)],	3262	["cf::object::player" => qw(player)],
2624	["cf::player" => qw(peaceful)],	3263	["cf::player" => qw(peaceful send_msg)],
2625	["cf::map" => qw(trigger)],	3264	["cf::map" => qw(trigger)],
2626	) {	3265	) {
2627	no strict 'refs';	3266	no strict 'refs';
2628	my ($pkg, @funs) = @$_;	3267	my ($pkg, @funs) = @$_;
2629	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3268	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2647		3286
2648	my $qcode = $code;	3287	my $qcode = $code;
2649	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3288	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2650	$qcode =~ s/\n/\\n/g;	3289	$qcode =~ s/\n/\\n/g;
2651		3290
		3291	%vars = (_dummy => 0) unless %vars;
		3292
		3293	my @res;
2652	local $_;	3294	local $_;
2653	local @safe::cf::_safe_eval_args = values %vars;
2654		3295
2655	my $eval =	3296	my $eval =
2656	"do {\n"	3297	"do {\n"
2657	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3298	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2658	. "#line 0 \"{$qcode}\"\n"	3299	. "#line 0 \"{$qcode}\"\n"
2659	. $code	3300	. $code
2660	. "\n}"	3301	. "\n}"
2661	;	3302	;
2662		3303
		3304	if ($CFG{safe_eval}) {
2663	sub_generation_inc;	3305	sub_generation_inc;
		3306	local @safe::cf::_safe_eval_args = values %vars;
2664	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3307	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2665	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	}
2666		3313
2667	if ($@) {	3314	if ($@) {
2668	warn "$@";	3315	warn "$@";
2669	warn "while executing safe code '$code'\n";	3316	warn "while executing safe code '$code'\n";
2670	warn "with arguments " . (join " ", %vars) . "\n";	3317	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2689	=cut	3336	=cut
2690		3337
2691	sub register_script_function {	3338	sub register_script_function {
2692	my ($fun, $cb) = @_;	3339	my ($fun, $cb) = @_;
2693		3340
2694	no strict 'refs';	3341	$fun = "safe::$fun" if $CFG{safe_eval};
2695	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3342	*$fun = $safe_hole->wrap ($cb);
2696	}	3343	}
2697		3344
2698	=back	3345	=back
2699		3346
2700	=cut	3347	=cut
…		…
2702	#############################################################################	3349	#############################################################################
2703	# the server's init and main functions	3350	# the server's init and main functions
2704		3351
2705	sub load_facedata($) {	3352	sub load_facedata($) {
2706	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;
2707		3360
2708	warn "loading facedata from $path\n";	3361	warn "loading facedata from $path\n";
2709		3362
2710	my $facedata;	3363	my $facedata;
2711	0 < aio_load $path, $facedata	3364	0 < aio_load $path, $facedata
…		…
2714	$facedata = Coro::Storable::thaw $facedata;	3367	$facedata = Coro::Storable::thaw $facedata;
2715		3368
2716	$facedata->{version} == 2	3369	$facedata->{version} == 2
2717	or cf::cleanup "$path: version mismatch, cannot proceed.";	3370	or cf::cleanup "$path: version mismatch, cannot proceed.";
2718		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
2719	{	3381	{
2720	my $faces = $facedata->{faceinfo};	3382	my $faces = $facedata->{faceinfo};
2721		3383
2722	while (my ($face, $info) = each %$faces) {	3384	while (my ($face, $info) = each %$faces) {
2723	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3385	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3386
2724	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3387	cf::face::set_visibility $idx, $info->{visibility};
		3388	cf::face::set_magicmap $idx, $info->{magicmap};
2725	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3389	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2726	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3390	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2727	Coro::cede;	3391
		3392	cf::cede_to_tick;
2728	}	3393	}
2729		3394
2730	while (my ($face, $info) = each %$faces) {	3395	while (my ($face, $info) = each %$faces) {
2731	next unless $info->{smooth};	3396	next unless $info->{smooth};
		3397
2732	my $idx = cf::face::find $face	3398	my $idx = cf::face::find $face
2733	or next;	3399	or next;
		3400
2734	if (my $smooth = cf::face::find $info->{smooth}) {	3401	if (my $smooth = cf::face::find $info->{smooth}) {
		3402	cf::face::set_smooth $idx, $smooth;
2735	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3403	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2736	} else {	3404	} else {
2737	warn "smooth face '$info->{smooth}' not found for face '$face'";	3405	warn "smooth face '$info->{smooth}' not found for face '$face'";
2738	}	3406	}
2739	Coro::cede;	3407
		3408	cf::cede_to_tick;
2740	}	3409	}
2741	}	3410	}
2742		3411
2743	{	3412	{
2744	my $anims = $facedata->{animinfo};	3413	my $anims = $facedata->{animinfo};
2745		3414
2746	while (my ($anim, $info) = each %$anims) {	3415	while (my ($anim, $info) = each %$anims) {
2747	cf::anim::set $anim, $info->{frames}, $info->{facings};	3416	cf::anim::set $anim, $info->{frames}, $info->{facings};
2748	Coro::cede;	3417	cf::cede_to_tick;
2749	}	3418	}
2750		3419
2751	cf::anim::invalidate_all; # d'oh	3420	cf::anim::invalidate_all; # d'oh
2752	}	3421	}
2753		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
2754	1	3442	1
2755	}	3443	}
2756		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
2757	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
2758	load_resource_file "$MAPDIR/regions"	3468	load_resource_file "$MAPDIR/regions"
2759	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	}
2760	}	3475	}
2761		3476
2762	sub reload_facedata {	3477	sub reload_facedata {
2763	load_facedata "$DATADIR/facedata"	3478	load_facedata "$DATADIR/facedata"
2764	or die "unable to load facedata\n";	3479	or die "unable to load facedata\n";
2765	}	3480	}
2766		3481
2767	sub reload_archetypes {	3482	sub reload_archetypes {
2768	load_resource_file "$DATADIR/archetypes"	3483	load_resource_file "$DATADIR/archetypes"
2769	or die "unable to load archetypes\n";	3484	or die "unable to load archetypes\n";
2770	#d# NEED to laod twice to resolve forward references
2771	# this really needs to be done in an extra post-pass
2772	# (which needs to be synchronous, so solve it differently)
2773	load_resource_file "$DATADIR/archetypes"
2774	or die "unable to load archetypes\n";
2775	}	3485	}
2776		3486
2777	sub reload_treasures {	3487	sub reload_treasures {
2778	load_resource_file "$DATADIR/treasures"	3488	load_resource_file "$DATADIR/treasures"
2779	or die "unable to load treasurelists\n";	3489	or die "unable to load treasurelists\n";
2780	}	3490	}
2781		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
2782	sub reload_resources {	3513	sub reload_resources {
2783	warn "reloading resource files...\n";	3514	warn "reloading resource files...\n";
2784		3515
		3516	reload_facedata;
		3517	reload_sound;
		3518	reload_archetypes;
2785	reload_regions;	3519	reload_regions;
2786	reload_facedata;
2787	#reload_archetypes;#d#
2788	reload_archetypes;
2789	reload_treasures;	3520	reload_treasures;
2790		3521
2791	warn "finished reloading resource files\n";	3522	warn "finished reloading resource files\n";
2792	}	3523	}
2793		3524
2794	sub init {	3525	sub reload_config {
2795	reload_resources;	3526	warn "reloading config file...\n";
2796	}
2797		3527
2798	sub cfg_load {
2799	open my $fh, "<:utf8", "$CONFDIR/config"	3528	open my $fh, "<:utf8", "$CONFDIR/config"
2800	or return;	3529	or return;
2801		3530
2802	local $/;	3531	local $/;
2803	*CFG = YAML::Syck::Load <$fh>;	3532	*CFG = YAML::XS::Load scalar <$fh>;
2804		3533
2805	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3534	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2806		3535
2807	$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};
2808	$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};
2809		3538
2810	if (exists $CFG{mlockall}) {	3539	if (exists $CFG{mlockall}) {
…		…
2812	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3541	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2813	and die "WARNING: m(un)lockall failed: $!\n";	3542	and die "WARNING: m(un)lockall failed: $!\n";
2814	};	3543	};
2815	warn $@ if $@;	3544	warn $@ if $@;
2816	}	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;
2817	}	3576	}
2818		3577
2819	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
2820	# we must not ever block the main coroutine	3588	# we must not ever block the main coroutine
2821	local $Coro::idle = sub {	3589	local $Coro::idle = sub {
2822	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#
2823	(async {	3591	(async {
2824	Event::one_event;	3592	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3593	EV::loop EV::LOOP_ONESHOT;
2825	})->prio (Coro::PRIO_MAX);	3594	})->prio (Coro::PRIO_MAX);
2826	};	3595	};
2827		3596
2828	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;
2829	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
2830	load_extensions;	3620	load_extensions;
2831		3621
2832	$TICK_WATCHER->start;	3622	utime time, time, $RUNTIMEFILE;
2833	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;
2834	}	3635	}
2835		3636
2836	#############################################################################	3637	#############################################################################
2837	# initialisation and cleanup	3638	# initialisation and cleanup
2838		3639
2839	# install some emergency cleanup handlers	3640	# install some emergency cleanup handlers
2840	BEGIN {	3641	BEGIN {
		3642	our %SIGWATCHER = ();
2841	for my $signal (qw(INT HUP TERM)) {	3643	for my $signal (qw(INT HUP TERM)) {
2842	Event->signal (	3644	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2843	reentrant => 0,
2844	data => WF_AUTOCANCEL,
2845	signal => $signal,
2846	prio => 0,
2847	cb => sub {
2848	cf::cleanup "SIG$signal";	3645	cf::cleanup "SIG$signal";
2849	},
2850	);	3646	};
2851	}	3647	}
2852	}	3648	}
2853		3649
2854	sub write_runtime {	3650	sub write_runtime_sync {
2855	my $runtime = "$LOCALDIR/runtime";	3651	my $t0 = AE::time;
2856		3652
2857	# first touch the runtime file to show we are still running:	3653	# first touch the runtime file to show we are still running:
2858	# the fsync below can take a very very long time.	3654	# the fsync below can take a very very long time.
2859		3655
2860	IO::AIO::aio_utime $runtime, undef, undef;	3656	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2861		3657
2862	my $guard = cf::lock_acquire "write_runtime";	3658	my $guard = cf::lock_acquire "write_runtime";
2863		3659
2864	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3660	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2865	or return;	3661	or return;
2866		3662
2867	my $value = $cf::RUNTIME + 90 + 10;	3663	my $value = $cf::RUNTIME + 90 + 10;
2868	# 10 is the runtime save interval, for a monotonic clock	3664	# 10 is the runtime save interval, for a monotonic clock
2869	# 60 allows for the watchdog to kill the server.	3665	# 60 allows for the watchdog to kill the server.
…		…
2879	aio_utime $fh, undef, undef;	3675	aio_utime $fh, undef, undef;
2880		3676
2881	close $fh	3677	close $fh
2882	or return;	3678	or return;
2883		3679
2884	aio_rename "$runtime~", $runtime	3680	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2885	and return;	3681	and return;
2886		3682
2887	warn "runtime file written.\n";	3683	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
2888		3684
2889	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 };
2890	}	3736	}
2891		3737
2892	sub emergency_save() {	3738	sub emergency_save() {
2893	my $freeze_guard = cf::freeze_mainloop;	3739	my $freeze_guard = cf::freeze_mainloop;
2894		3740
2895	warn "enter emergency perl save\n";	3741	warn "emergency_perl_save: enter\n";
2896		3742
2897	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
2898	# use a peculiar iteration method to avoid tripping on perl	3749	# use a peculiar iteration method to avoid tripping on perl
2899	# refcount bugs in for. also avoids problems with players	3750	# refcount bugs in for. also avoids problems with players
2900	# and maps saved/destroyed asynchronously.	3751	# and maps saved/destroyed asynchronously.
2901	warn "begin emergency player save\n";	3752	warn "emergency_perl_save: begin player save\n";
2902	for my $login (keys %cf::PLAYER) {	3753	for my $login (keys %cf::PLAYER) {
2903	my $pl = $cf::PLAYER{$login} or next;	3754	my $pl = $cf::PLAYER{$login} or next;
2904	$pl->valid or next;	3755	$pl->valid or next;
		3756	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2905	$pl->save;	3757	$pl->save;
2906	}	3758	}
2907	warn "end emergency player save\n";	3759	warn "emergency_perl_save: end player save\n";
2908		3760
2909	warn "begin emergency map save\n";	3761	warn "emergency_perl_save: begin map save\n";
2910	for my $path (keys %cf::MAP) {	3762	for my $path (keys %cf::MAP) {
2911	my $map = $cf::MAP{$path} or next;	3763	my $map = $cf::MAP{$path} or next;
2912	$map->valid or next;	3764	$map->valid or next;
2913	$map->save;	3765	$map->save;
2914	}	3766	}
2915	warn "end emergency map save\n";	3767	warn "emergency_perl_save: end map save\n";
2916		3768
2917	warn "begin emergency database checkpoint\n";	3769	warn "emergency_perl_save: begin database checkpoint\n";
2918	BDB::db_env_txn_checkpoint $DB_ENV;	3770	BDB::db_env_txn_checkpoint $DB_ENV;
2919	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";
2920	};	3776	};
2921		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
2922	warn "leave emergency perl save\n";	3783	warn "emergency_perl_save: leave\n";
2923	}	3784	}
2924		3785
2925	sub post_cleanup {	3786	sub post_cleanup {
2926	my ($make_core) = @_;	3787	my ($make_core) = @_;
2927		3788
2928	warn Carp::longmess "post_cleanup backtrace"	3789	warn Carp::longmess "post_cleanup backtrace"
2929	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	}
2930	}	3819	}
2931		3820
2932	sub do_reload_perl() {	3821	sub do_reload_perl() {
2933	# can/must only be called in main	3822	# can/must only be called in main
2934	if ($Coro::current != $Coro::main) {	3823	if (in_main) {
2935	warn "can only reload from main coroutine";	3824	warn "can only reload from main coroutine";
2936	return;	3825	return;
2937	}	3826	}
2938		3827
		3828	return if $RELOAD++;
		3829
		3830	my $t1 = AE::time;
		3831
		3832	while ($RELOAD) {
2939	warn "reloading...";	3833	warn "reloading...";
2940		3834
2941	warn "entering sync_job";	3835	warn "entering sync_job";
2942		3836
2943	cf::sync_job {	3837	cf::sync_job {
2944	cf::write_runtime; # external watchdog should not bark	3838	cf::write_runtime_sync; # external watchdog should not bark
2945	cf::emergency_save;	3839	cf::emergency_save;
2946	cf::write_runtime; # external watchdog should not bark	3840	cf::write_runtime_sync; # external watchdog should not bark
2947		3841
2948	warn "syncing database to disk";	3842	warn "syncing database to disk";
2949	BDB::db_env_txn_checkpoint $DB_ENV;	3843	BDB::db_env_txn_checkpoint $DB_ENV;
2950		3844
2951	# 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
2952		3846
2953	warn "cancelling all WF_AUTOCANCEL watchers";
2954	for (Event::all_watchers) {
2955	$_->cancel if $_->data & WF_AUTOCANCEL;
2956	}
2957
2958	warn "flushing outstanding aio requests";	3847	warn "flushing outstanding aio requests";
2959	for (;;) {
2960	BDB::flush;
2961	IO::AIO::flush;
2962	Coro::cede;
2963	last unless IO::AIO::nreqs || BDB::nreqs;	3848	while (IO::AIO::nreqs || BDB::nreqs) {
2964	warn "iterate...";	3849	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
2965	}
2966
2967	++$RELOAD;
2968
2969	warn "cancelling all extension coros";
2970	$_->cancel for values %EXT_CORO;
2971	%EXT_CORO = ();
2972
2973	warn "removing commands";
2974	%COMMAND = ();
2975
2976	warn "removing ext/exti commands";
2977	%EXTCMD = ();
2978	%EXTICMD = ();
2979
2980	warn "unloading/nuking all extensions";
2981	for my $pkg (@EXTS) {
2982	warn "... unloading $pkg";
2983
2984	if (my $cb = $pkg->can ("unload")) {
2985	eval {
2986	$cb->($pkg);
2987	1
2988	} or warn "$pkg unloaded, but with errors: $@";
2989	}	3850	}
2990		3851
2991	warn "... nuking $pkg";	3852	warn "cancelling all extension coros";
2992	Symbol::delete_package $pkg;	3853	$_->cancel for values %EXT_CORO;
2993	}	3854	%EXT_CORO = ();
2994		3855
2995	warn "unloading all perl modules loaded from $LIBDIR";	3856	warn "removing commands";
2996	while (my ($k, $v) = each %INC) {	3857	%COMMAND = ();
2997	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2998		3858
		3859	warn "removing ext/exti commands";
		3860	%EXTCMD = ();
		3861	%EXTICMD = ();
		3862
		3863	warn "unloading/nuking all extensions";
		3864	for my $pkg (@EXTS) {
2999	warn "... unloading $k";	3865	warn "... unloading $pkg";
3000	delete $INC{$k};
3001		3866
3002	$k =~ s/\.pm$//;
3003	$k =~ s/\//::/g;
3004
3005	if (my $cb = $k->can ("unload_module")) {	3867	if (my $cb = $pkg->can ("unload")) {
		3868	eval {
3006	$cb->();	3869	$cb->($pkg);
		3870	1
		3871	} or warn "$pkg unloaded, but with errors: $@";
		3872	}
		3873
		3874	warn "... clearing $pkg";
		3875	clear_package $pkg;
3007	}	3876	}
3008		3877
3009	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 $k;
3010	}	3893	}
3011		3894
3012	warn "getting rid of safe::, as good as possible";	3895	warn "getting rid of safe::, as good as possible";
3013	Symbol::delete_package "safe::$_"	3896	clear_package "safe::$_"
3014	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);
3015		3898
3016	warn "unloading cf.pm \"a bit\"";	3899	warn "unloading cf.pm \"a bit\"";
3017	delete $INC{"cf.pm"};	3900	delete $INC{"cf.pm"};
3018	delete $INC{"cf/pod.pm"};	3901	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3019		3902
3020	# don't, removes xs symbols, too,	3903	# don't, removes xs symbols, too,
3021	# and global variables created in xs	3904	# and global variables created in xs
3022	#Symbol::delete_package __PACKAGE__;	3905	#clear_package __PACKAGE__;
3023		3906
3024	warn "unload completed, starting to reload now";	3907	warn "unload completed, starting to reload now";
3025		3908
3026	warn "reloading cf.pm";	3909	warn "reloading cf.pm";
3027	require cf;	3910	require cf;
3028	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3911	cf::_connect_to_perl_1;
3029		3912
3030	warn "loading config and database again";	3913	warn "loading config and database again";
3031	cf::cfg_load;	3914	cf::reload_config;
3032		3915
3033	warn "loading extensions";	3916	warn "loading extensions";
3034	cf::load_extensions;	3917	cf::load_extensions;
3035		3918
		3919	if ($REATTACH_ON_RELOAD) {
3036	warn "reattaching attachments to objects/players";	3920	warn "reattaching attachments to objects/players";
3037	_global_reattach; # objects, sockets	3921	_global_reattach; # objects, sockets
3038	warn "reattaching attachments to maps";	3922	warn "reattaching attachments to maps";
3039	reattach $_ for values %MAP;	3923	reattach $_ for values %MAP;
3040	warn "reattaching attachments to players";	3924	warn "reattaching attachments to players";
3041	reattach $_ for values %PLAYER;	3925	reattach $_ for values %PLAYER;
		3926	}
3042		3927
		3928	warn "running post_init jobs";
		3929	(pop @POST_INIT)->(1) while @POST_INIT;
		3930
3043	warn "leaving sync_job";	3931	warn "leaving sync_job";
3044		3932
3045	1	3933	1
3046	} or do {	3934	} or do {
3047	warn $@;	3935	warn $@;
3048	warn "error while reloading, exiting.";	3936	cf::cleanup "error while reloading, exiting.";
3049	exit 1;
3050	};	3937	};
3051		3938
3052	warn "reloaded";	3939	warn "reloaded";
		3940	--$RELOAD;
		3941	}
		3942
		3943	$t1 = AE::time - $t1;
		3944	warn "reload completed in ${t1}s\n";
3053	};	3945	};
3054		3946
3055	our $RELOAD_WATCHER; # used only during reload	3947	our $RELOAD_WATCHER; # used only during reload
3056		3948
3057	sub reload_perl() {	3949	sub reload_perl() {
3058	# doing reload synchronously and two reloads happen back-to-back,	3950	# doing reload synchronously and two reloads happen back-to-back,
3059	# coro crashes during coro_state_free->destroy here.	3951	# coro crashes during coro_state_free->destroy here.
3060		3952
3061	$RELOAD_WATCHER ||= Event->timer (	3953	$RELOAD_WATCHER ||= cf::async {
3062	reentrant => 0,	3954	Coro::AIO::aio_wait cache_extensions;
3063	after => 0,	3955
3064	data => WF_AUTOCANCEL,	3956	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3065	cb => sub {
3066	do_reload_perl;	3957	do_reload_perl;
3067	undef $RELOAD_WATCHER;	3958	undef $RELOAD_WATCHER;
3068	},	3959	};
3069	);	3960	};
3070	}	3961	}
3071		3962
3072	register_command "reload" => sub {	3963	register_command "reload" => sub {
3073	my ($who, $arg) = @_;	3964	my ($who, $arg) = @_;
3074		3965
3075	if ($who->flag (FLAG_WIZ)) {	3966	if ($who->flag (FLAG_WIZ)) {
3076	$who->message ("reloading server.");	3967	$who->message ("reloading server.");
		3968	async {
		3969	$Coro::current->{desc} = "perl_reload";
3077	async { reload_perl };	3970	reload_perl;
		3971	};
3078	}	3972	}
3079	};	3973	};
3080		3974
3081	unshift @INC, $LIBDIR;	3975	unshift @INC, $LIBDIR;
3082		3976
…		…
3084		3978
3085	our @WAIT_FOR_TICK;	3979	our @WAIT_FOR_TICK;
3086	our @WAIT_FOR_TICK_BEGIN;	3980	our @WAIT_FOR_TICK_BEGIN;
3087		3981
3088	sub wait_for_tick {	3982	sub wait_for_tick {
3089	return unless $TICK_WATCHER->is_active;
3090	return if $Coro::current == $Coro::main;	3983	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3091		3984
3092	my $signal = new Coro::Signal;	3985	my $signal = new Coro::Signal;
3093	push @WAIT_FOR_TICK, $signal;	3986	push @WAIT_FOR_TICK, $signal;
3094	$signal->wait;	3987	$signal->wait;
3095	}	3988	}
3096		3989
3097	sub wait_for_tick_begin {	3990	sub wait_for_tick_begin {
3098	return unless $TICK_WATCHER->is_active;
3099	return if $Coro::current == $Coro::main;	3991	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3100		3992
3101	my $signal = new Coro::Signal;	3993	my $signal = new Coro::Signal;
3102	push @WAIT_FOR_TICK_BEGIN, $signal;	3994	push @WAIT_FOR_TICK_BEGIN, $signal;
3103	$signal->wait;	3995	$signal->wait;
3104	}	3996	}
3105		3997
3106	my $min = 1e6;#d#	3998	sub tick {
3107	my $avg = 10;
3108	$TICK_WATCHER = Event->timer (
3109	reentrant => 0,
3110	parked => 1,
3111	prio => 0,
3112	at => $NEXT_TICK || $TICK,
3113	data => WF_AUTOCANCEL,
3114	cb => sub {
3115	if ($Coro::current != $Coro::main) {	3999	if ($Coro::current != $Coro::main) {
3116	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4000	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3117	unless ++$bug_warning > 10;	4001	unless ++$bug_warning > 10;
3118	return;	4002	return;
3119	}	4003	}
3120		4004
3121	$NOW = $tick_start = Event::time;
3122
3123	cf::server_tick; # one server iteration	4005	cf::server_tick; # one server iteration
3124		4006
3125	0 && sync_job {#d#	4007	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3126	for(1..10) {
3127	my $t = Event::time;
3128	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3129	or die;
3130		4008
3131	$map->width (50);	4009	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3132	$map->height (50);	4010	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3133	$map->alloc;	4011	Coro::async_pool {
3134	$map->_load_objects ("/tmp/x.map", 1);	4012	$Coro::current->{desc} = "runtime saver";
3135	my $t = Event::time - $t;	4013	write_runtime_sync
3136		4014	or warn "ERROR: unable to write runtime file: $!";
3137	#next unless $t < 0.0013;#d#
3138	if ($t < $min) {
3139	$min = $t;
3140	}
3141	$avg = $avg * 0.99 + $t * 0.01;
3142	}
3143	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3144	exit 0;
3145	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3146	};	4015	};
		4016	}
3147		4017
3148	$RUNTIME += $TICK;
3149	$NEXT_TICK += $TICK;
3150
3151	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3152	$NEXT_RUNTIME_WRITE = $NOW + 10;
3153	Coro::async_pool {
3154	write_runtime
3155	or warn "ERROR: unable to write runtime file: $!";
3156	};
3157	}
3158
3159	# my $AFTER = Event::time;
3160	# warn $AFTER - $NOW;#d#
3161
3162	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4018	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3163	$sig->send;	4019	$sig->send;
3164	}	4020	}
3165	while (my $sig = shift @WAIT_FOR_TICK) {	4021	while (my $sig = shift @WAIT_FOR_TICK) {
3166	$sig->send;	4022	$sig->send;
3167	}	4023	}
3168		4024
3169	$NOW = Event::time;	4025	$LOAD = ($NOW - $TICK_START) / $TICK;
3170
3171	# if we are delayed by four ticks or more, skip them all
3172	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3173
3174	$TICK_WATCHER->at ($NEXT_TICK);
3175	$TICK_WATCHER->start;
3176
3177	$LOAD = ($NOW - $tick_start) / $TICK;
3178	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4026	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3179		4027
3180	_post_tick;	4028	if (0) {
3181		4029	if ($NEXT_TICK) {
3182		4030	my $jitter = $TICK_START - $NEXT_TICK;
		4031	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4032	warn "jitter $JITTER\n";#d#
		4033	}
3183	},	4034	}
3184	);	4035	}
3185		4036
3186	{	4037	{
3187	BDB::max_poll_time $TICK * 0.1;	4038	# configure BDB
3188	$BDB_POLL_WATCHER = Event->io (	4039
3189	reentrant => 0,
3190	fd => BDB::poll_fileno,
3191	poll => 'r',
3192	prio => 0,
3193	data => WF_AUTOCANCEL,
3194	cb => \&BDB::poll_cb,
3195	);
3196	BDB::min_parallel 8;	4040	BDB::min_parallel 16;
3197		4041	BDB::max_poll_reqs $TICK * 0.1;
3198	BDB::set_sync_prepare {	4042	$AnyEvent::BDB::WATCHER->priority (1);
3199	my $status;
3200	my $current = $Coro::current;
3201	(
3202	sub {
3203	$status = $!;
3204	$current->ready; undef $current;
3205	},
3206	sub {
3207	Coro::schedule while defined $current;
3208	$! = $status;
3209	},
3210	)
3211	};
3212		4043
3213	unless ($DB_ENV) {	4044	unless ($DB_ENV) {
3214	$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);
3215		4051
3216	cf::sync_job {	4052	cf::sync_job {
3217	eval {	4053	eval {
3218	BDB::db_env_open	4054	BDB::db_env_open
3219	$DB_ENV,	4055	$DB_ENV,
…		…
3221	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4057	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3222	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4058	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3223	0666;	4059	0666;
3224		4060
3225	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4061	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3226
3227	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3228	$DB_ENV->set_lk_detect;
3229	};	4062	};
3230		4063
3231	cf::cleanup "db_env_open(db): $@" if $@;	4064	cf::cleanup "db_env_open(db): $@" if $@;
3232	};	4065	};
3233	}	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	};
3234	}	4077	}
3235		4078
3236	{	4079	{
		4080	# configure IO::AIO
		4081
3237	IO::AIO::min_parallel 8;	4082	IO::AIO::min_parallel 8;
3238
3239	undef $Coro::AIO::WATCHER;
3240	IO::AIO::max_poll_time $TICK * 0.1;	4083	IO::AIO::max_poll_time $TICK * 0.1;
3241	$AIO_POLL_WATCHER = Event->io (	4084	undef $AnyEvent::AIO::WATCHER;
3242	reentrant => 0,
3243	data => WF_AUTOCANCEL,
3244	fd => IO::AIO::poll_fileno,
3245	poll => 'r',
3246	prio => 6,
3247	cb => \&IO::AIO::poll_cb,
3248	);
3249	}	4085	}
3250		4086
3251	my $_log_backtrace;	4087	my $_log_backtrace;
3252		4088
3253	sub _log_backtrace {	4089	sub _log_backtrace {
…		…
3256	$msg =~ s/\n//;	4092	$msg =~ s/\n//;
3257		4093
3258	# limit the # of concurrent backtraces	4094	# limit the # of concurrent backtraces
3259	if ($_log_backtrace < 2) {	4095	if ($_log_backtrace < 2) {
3260	++$_log_backtrace;	4096	++$_log_backtrace;
		4097	my $perl_bt = Carp::longmess $msg;
3261	async {	4098	async {
		4099	$Coro::current->{desc} = "abt $msg";
		4100
3262	my @bt = fork_call {	4101	my @bt = fork_call {
3263	@addr = map { sprintf "%x", $_ } @addr;	4102	@addr = map { sprintf "%x", $_ } @addr;
3264	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4103	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3265	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 |"
3266	or die "addr2line: $!";	4105	or die "addr2line: $!";
…		…
3274	}	4113	}
3275		4114
3276	@funcs	4115	@funcs
3277	};	4116	};
3278		4117
3279	LOG llevInfo, "[ABT] $msg\n";	4118	LOG llevInfo, "[ABT] $perl_bt\n";
		4119	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3280	LOG llevInfo, "[ABT] $_\n" for @bt;	4120	LOG llevInfo, "[ABT] $_\n" for @bt;
3281	--$_log_backtrace;	4121	--$_log_backtrace;
3282	};	4122	};
3283	} else {	4123	} else {
3284	LOG llevInfo, "[ABT] $msg\n";	4124	LOG llevInfo, "[ABT] $msg\n";
3285	LOG llevInfo, "[ABT] [suppressed]\n";	4125	LOG llevInfo, "[ABT] [suppressed]\n";
3286	}	4126	}
3287	}	4127	}
3288		4128
3289	# load additional modules	4129	# load additional modules
3290	use cf::pod;	4130	require "cf/$_.pm" for @EXTRA_MODULES;
		4131	cf::_connect_to_perl_2;
3291		4132
3292	END { cf::emergency_save }	4133	END { cf::emergency_save }
3293		4134
3294	1	4135	1
3295		4136

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