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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.298 by root, Sun Jul 8 14:50:07 2007 UTC vs.
Revision 1.527 by root, Fri Apr 23 04:32:47 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use Storable;	32	use EV;
10	use Event;
11	use Opcode;	33	use Opcode;
12	use Safe;	34	use Safe;
13	use Safe::Hole;	35	use Safe::Hole;
		36	use Storable ();
		37	use Carp ();
14		38
		39	use Guard ();
15	use Coro 3.61 ();	40	use Coro ();
16	use Coro::State;	41	use Coro::State;
17	use Coro::Handle;	42	use Coro::Handle;
		43	use Coro::EV;
18	use Coro::Event;	44	use Coro::AnyEvent;
19	use Coro::Timer;	45	use Coro::Timer;
20	use Coro::Signal;	46	use Coro::Signal;
21	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
22	use Coro::AIO;	50	use Coro::AIO;
		51	use Coro::BDB 1.6;
23	use Coro::Storable;	52	use Coro::Storable;
		53	use Coro::Util ();
24		54
25	use JSON::XS 1.4 ();	55	use JSON::XS 2.01 ();
26	use BDB ();	56	use BDB ();
27	use Data::Dumper;	57	use Data::Dumper;
28	use Digest::MD5;
29	use Fcntl;	58	use Fcntl;
30	use YAML::Syck ();	59	use YAML::XS ();
31	use IO::AIO 2.32 ();	60	use IO::AIO ();
32	use Time::HiRes;	61	use Time::HiRes;
33	use Compress::LZF;	62	use Compress::LZF;
		63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
34		66
35	# configure various modules to our taste	67	# configure various modules to our taste
36	#	68	#
37	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
38	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	70	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		71
		72	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		73
		74	# make sure c-lzf reinitialises itself
		75	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
39	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	76	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
40		77
41	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
42		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
43	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
44	$YAML::Syck::ImplicitUnicode = 1;
45
46	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
47		80
48	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
49		82
50	our %COMMAND = ();	83	our %COMMAND = ();
51	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
54	our %EXTCMD = ();	87	our %EXTCMD = ();
55	our %EXTICMD = ();	88	our %EXTICMD = ();
56	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
57	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
58		91
59	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
60	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
61		96
62	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
63	our $DATADIR = datadir;	98	our $DATADIR = datadir;
64	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
65	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
66	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
67	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
68	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
69	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
70	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
71	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
72	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE;
		112
		113	our $OUTPUT_RATE_MIN = 3000;
		114	our $OUTPUT_RATE_MAX = 1000000;
		115
		116	our $MAX_LINKS = 32; # how many chained exits to follow
		117	our $VERBOSE_IO = 0;#d#
73		118
74	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
75	our $TICK_WATCHER;
76	our $AIO_POLL_WATCHER;
77	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
78	our $NEXT_TICK;	121	our $NEXT_TICK;
79	our $NOW;
80	our $USE_FSYNC = 1; # use fsync to write maps - default off	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
81		123
		124	our $BDB_DEADLOCK_WATCHER;
		125	our $BDB_CHECKPOINT_WATCHER;
82	our $BDB_POLL_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
83	our $DB_ENV;	127	our $DB_ENV;
		128
		129	our @EXTRA_MODULES = qw(pod match mapscript);
84		130
85	our %CFG;	131	our %CFG;
86		132
87	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
88	our $RUNTIME;	134	our $RUNTIME;
		135	our $NOW;
89		136
90	our %PLAYER; # all users	137	our (%PLAYER, %PLAYER_LOADING); # all users
91	our %MAP; # all maps	138	our (%MAP, %MAP_LOADING ); # all maps
92	our $LINK_MAP; # the special {link} map, which is always available	139	our $LINK_MAP; # the special {link} map, which is always available
93		140
94	# used to convert map paths into valid unix filenames by replacing / by ∕	141	# used to convert map paths into valid unix filenames by replacing / by ∕
95	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	142	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
96		143
97	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	144	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
98	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
		146	our $JITTER; # average jitter
99	our $tick_start; # for load detecting purposes	147	our $TICK_START; # for load detecting purposes
		148
		149	our @POST_INIT;
		150
		151	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		152	our $REALLY_UNLOOP; # never set to true, please :)
100		153
101	binmode STDOUT;	154	binmode STDOUT;
102	binmode STDERR;	155	binmode STDERR;
103		156
104	# read virtual server time, if available	157	# read virtual server time, if available
105	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
106	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
107	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
108	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
109	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
110		165
111	mkdir $_	166	mkdir $_
112	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
113		168
114	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
115		170
116	sub cf::map::normalise;	171	sub cf::map::normalise;
		172
		173	sub in_main() {
		174	$Coro::current == $Coro::main
		175	}
		176
		177	#############################################################################
		178
		179	%REFLECT = ();
		180	for (@REFLECT) {
		181	my $reflect = JSON::XS::decode_json $_;
		182	$REFLECT{$reflect->{class}} = $reflect;
		183	}
		184
		185	# this is decidedly evil
		186	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
117		187
118	#############################################################################	188	#############################################################################
119		189
120	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
121		191
…		…
157		227
158	The raw value load value from the last tick.	228	The raw value load value from the last tick.
159		229
160	=item %cf::CFG	230	=item %cf::CFG
161		231
162	Configuration for the server, loaded from C</etc/crossfire/config>, or	232	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
163	from wherever your confdir points to.	233	from wherever your confdir points to.
164		234
165	=item cf::wait_for_tick, cf::wait_for_tick_begin	235	=item cf::wait_for_tick, cf::wait_for_tick_begin
166		236
167	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	237	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
168	returns directly I<after> the tick processing (and consequently, can only wake one process	238	returns directly I<after> the tick processing (and consequently, can only wake one process
169	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	239	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
170		240
		241	=item @cf::INVOKE_RESULTS
		242
		243	This array contains the results of the last C<invoke ()> call. When
		244	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		245	that call.
		246
		247	=item %cf::REFLECT
		248
		249	Contains, for each (C++) class name, a hash reference with information
		250	about object members (methods, scalars, arrays and flags) and other
		251	metadata, which is useful for introspection.
		252
171	=back	253	=back
172		254
173	=cut	255	=cut
174		256
175	BEGIN {	257	$Coro::State::WARNHOOK = sub {
176	*CORE::GLOBAL::warn = sub {
177	my $msg = join "", @_;	258	my $msg = join "", @_;
178		259
179	$msg .= "\n"	260	$msg .= "\n"
180	unless $msg =~ /\n$/;	261	unless $msg =~ /\n$/;
181		262
182	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	263	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
183		264
184	utf8::encode $msg;
185	LOG llevError, $msg;	265	LOG llevError, $msg;
186	};	266	};
187	}	267
		268	$Coro::State::DIEHOOK = sub {
		269	return unless $^S eq 0; # "eq", not "=="
		270
		271	warn Carp::longmess $_[0];
		272
		273	if (in_main) {#d#
		274	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		275	return;#d#
		276	}#d#
		277
		278	# kill coroutine otherwise
		279	Coro::terminate
		280	};
188		281
189	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	282	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
190	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	283	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
191	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	284	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
192	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	285	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
199	for my $pkg (qw(	292	for my $pkg (qw(
200	cf::global cf::attachable	293	cf::global cf::attachable
201	cf::object cf::object::player	294	cf::object cf::object::player
202	cf::client cf::player	295	cf::client cf::player
203	cf::arch cf::living	296	cf::arch cf::living
		297	cf::map cf::mapspace
204	cf::map cf::party cf::region	298	cf::party cf::region
205	)) {	299	)) {
206	no strict 'refs';
207	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	300	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
208	}	301	}
209		302
210	$Event::DIED = sub {	303	$EV::DIED = sub {
211	warn "error in event callback: @_";	304	Carp::cluck "error in event callback: @_";
212	};	305	};
213		306
214	#############################################################################	307	#############################################################################
215		308
216	=head2 UTILITY FUNCTIONS	309	=head2 UTILITY FUNCTIONS
…		…
238	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	331	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
239	$d	332	$d
240	} || "[unable to dump $_[0]: '$@']";	333	} || "[unable to dump $_[0]: '$@']";
241	}	334	}
242		335
243	=item $ref = cf::from_json $json	336	=item $ref = cf::decode_json $json
244		337
245	Converts a JSON string into the corresponding perl data structure.	338	Converts a JSON string into the corresponding perl data structure.
246		339
247	=item $json = cf::to_json $ref	340	=item $json = cf::encode_json $ref
248		341
249	Converts a perl data structure into its JSON representation.	342	Converts a perl data structure into its JSON representation.
250		343
251	=cut	344	=cut
252		345
253	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	346	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
254		347
255	sub to_json ($) { $json_coder->encode ($_[0]) }	348	sub encode_json($) { $json_coder->encode ($_[0]) }
256	sub from_json ($) { $json_coder->decode ($_[0]) }	349	sub decode_json($) { $json_coder->decode ($_[0]) }
		350
		351	=item cf::post_init { BLOCK }
		352
		353	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		354	but I<before> the server starts ticking again.
		355
		356	The cdoeblock will have a single boolean argument to indicate whether this
		357	is a reload or not.
		358
		359	=cut
		360
		361	sub post_init(&) {
		362	push @POST_INIT, shift;
		363	}
257		364
258	=item cf::lock_wait $string	365	=item cf::lock_wait $string
259		366
260	Wait until the given lock is available. See cf::lock_acquire.	367	Wait until the given lock is available. See cf::lock_acquire.
261		368
262	=item my $lock = cf::lock_acquire $string	369	=item my $lock = cf::lock_acquire $string
263		370
264	Wait until the given lock is available and then acquires it and returns	371	Wait until the given lock is available and then acquires it and returns
265	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	372	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
266	for example when the coroutine gets canceled), the lock is automatically	373	for example when the coroutine gets canceled), the lock is automatically
267	returned.	374	returned.
268		375
		376	Locks are *not* recursive, locking from the same coro twice results in a
		377	deadlocked coro.
		378
269	Lock names should begin with a unique identifier (for example, cf::map::find	379	Lock names should begin with a unique identifier (for example, cf::map::find
270	uses map_find and cf::map::load uses map_load).	380	uses map_find and cf::map::load uses map_load).
271		381
272	=item $locked = cf::lock_active $string	382	=item $locked = cf::lock_active $string
273		383
274	Return true if the lock is currently active, i.e. somebody has locked it.	384	Return true if the lock is currently active, i.e. somebody has locked it.
275		385
276	=cut	386	=cut
277		387
278	our %LOCK;	388	our $LOCKS = new Coro::SemaphoreSet;
279		389
280	sub lock_wait($) {	390	sub lock_wait($) {
281	my ($key) = @_;	391	$LOCKS->wait ($_[0]);
282
283	# wait for lock, if any
284	while ($LOCK{$key}) {
285	push @{ $LOCK{$key} }, $Coro::current;
286	Coro::schedule;
287	}
288	}	392	}
289		393
290	sub lock_acquire($) {	394	sub lock_acquire($) {
291	my ($key) = @_;	395	$LOCKS->guard ($_[0])
292
293	# wait, to be sure we are not locked
294	lock_wait $key;
295
296	$LOCK{$key} = [];
297
298	Coro::guard {
299	# wake up all waiters, to be on the safe side
300	$_->ready for @{ delete $LOCK{$key} };
301	}
302	}	396	}
303		397
304	sub lock_active($) {	398	sub lock_active($) {
305	my ($key) = @_;	399	$LOCKS->count ($_[0]) < 1
306
307	! ! $LOCK{$key}
308	}	400	}
309		401
310	sub freeze_mainloop {	402	sub freeze_mainloop {
311	return unless $TICK_WATCHER->is_active;	403	tick_inhibit_inc;
312		404
313	my $guard = Coro::guard {	405	&Guard::guard (\&tick_inhibit_dec);
314	$TICK_WATCHER->start;	406	}
		407
		408	=item cf::periodic $interval, $cb
		409
		410	Like EV::periodic, but randomly selects a starting point so that the actions
		411	get spread over time.
		412
		413	=cut
		414
		415	sub periodic($$) {
		416	my ($interval, $cb) = @_;
		417
		418	my $start = rand List::Util::min 180, $interval;
		419
		420	EV::periodic $start, $interval, 0, $cb
		421	}
		422
		423	=item cf::get_slot $time[, $priority[, $name]]
		424
		425	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		426	This call blocks and returns only when you have at least C<$time> seconds
		427	of cpu time till the next tick. The slot is only valid till the next cede.
		428
		429	The optional C<$name> can be used to identify the job to run. It might be
		430	used for statistical purposes and should identify the same time-class.
		431
		432	Useful for short background jobs.
		433
		434	=cut
		435
		436	our @SLOT_QUEUE;
		437	our $SLOT_QUEUE;
		438	our $SLOT_DECAY = 0.9;
		439
		440	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		441	$SLOT_QUEUE = Coro::async {
		442	$Coro::current->desc ("timeslot manager");
		443
		444	my $signal = new Coro::Signal;
		445	my $busy;
		446
		447	while () {
		448	next_job:
		449
		450	my $avail = cf::till_tick;
		451
		452	for (0 .. $#SLOT_QUEUE) {
		453	if ($SLOT_QUEUE[$_][0] <= $avail) {
		454	$busy = 0;
		455	my $job = splice @SLOT_QUEUE, $_, 1, ();
		456	$job->[2]->send;
		457	Coro::cede;
		458	goto next_job;
		459	} else {
		460	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
		461	}
		462	}
		463
		464	if (@SLOT_QUEUE) {
		465	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		466	push @cf::WAIT_FOR_TICK, $signal;
		467	$signal->wait;
		468	} else {
		469	$busy = 0;
		470	Coro::schedule;
		471	}
315	};	472	}
316	$TICK_WATCHER->stop;	473	};
317	$guard	474
		475	sub get_slot($;$$) {
		476	return if tick_inhibit || $Coro::current == $Coro::main;
		477
		478	my ($time, $pri, $name) = @_;
		479
		480	$time = clamp $time, 0.01, $TICK * .6;
		481
		482	my $sig = new Coro::Signal;
		483
		484	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		485	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		486	$SLOT_QUEUE->ready;
		487	$sig->wait;
318	}	488	}
319		489
320	=item cf::async { BLOCK }	490	=item cf::async { BLOCK }
321		491
322	Currently the same as Coro::async_pool, meaning you cannot use	492	Currently the same as Coro::async_pool, meaning you cannot use
…		…
327		497
328	BEGIN { *async = \&Coro::async_pool }	498	BEGIN { *async = \&Coro::async_pool }
329		499
330	=item cf::sync_job { BLOCK }	500	=item cf::sync_job { BLOCK }
331		501
332	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	502	The design of Deliantra requires that the main coroutine ($Coro::main)
333	is always able to handle events or runnable, as Crossfire TRT is only	503	is always able to handle events or runnable, as Deliantra is only
334	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	504	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
335	acceptable.	505	acceptable.
336		506
337	If it must be done, put the blocking parts into C<sync_job>. This will run	507	If it must be done, put the blocking parts into C<sync_job>. This will run
338	the given BLOCK in another coroutine while waiting for the result. The	508	the given BLOCK in another coroutine while waiting for the result. The
…		…
343		513
344	sub sync_job(&) {	514	sub sync_job(&) {
345	my ($job) = @_;	515	my ($job) = @_;
346		516
347	if ($Coro::current == $Coro::main) {	517	if ($Coro::current == $Coro::main) {
348	my $time = Event::time;	518	my $time = AE::time;
349		519
350	# this is the main coro, too bad, we have to block	520	# this is the main coro, too bad, we have to block
351	# till the operation succeeds, freezing the server :/	521	# till the operation succeeds, freezing the server :/
352		522
353	# TODO: use suspend/resume instead	523	LOG llevError, Carp::longmess "sync job";#d#
354	# (but this is cancel-safe)	524
355	my $freeze_guard = freeze_mainloop;	525	my $freeze_guard = freeze_mainloop;
356		526
357	my $busy = 1;	527	my $busy = 1;
358	my @res;	528	my @res;
359		529
360	(async {	530	(async {
		531	$Coro::current->desc ("sync job coro");
361	@res = eval { $job->() };	532	@res = eval { $job->() };
362	warn $@ if $@;	533	warn $@ if $@;
363	undef $busy;	534	undef $busy;
364	})->prio (Coro::PRIO_MAX);	535	})->prio (Coro::PRIO_MAX);
365		536
366	while ($busy) {	537	while ($busy) {
367	Coro::cede or Event::one_event;	538	if (Coro::nready) {
		539	Coro::cede_notself;
		540	} else {
		541	EV::loop EV::LOOP_ONESHOT;
368	}	542	}
		543	}
369		544
370	$time = Event::time - $time;	545	my $time = AE::time - $time;
371		546
372	LOG llevError | logBacktrace, Carp::longmess "long sync job"
373	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
374
375	$tick_start += $time; # do not account sync jobs to server load	547	$TICK_START += $time; # do not account sync jobs to server load
376		548
377	wantarray ? @res : $res[0]	549	wantarray ? @res : $res[0]
378	} else {	550	} else {
379	# we are in another coroutine, how wonderful, everything just works	551	# we are in another coroutine, how wonderful, everything just works
380		552
…		…
405	=item fork_call { }, $args	577	=item fork_call { }, $args
406		578
407	Executes the given code block with the given arguments in a seperate	579	Executes the given code block with the given arguments in a seperate
408	process, returning the results. Everything must be serialisable with	580	process, returning the results. Everything must be serialisable with
409	Coro::Storable. May, of course, block. Note that the executed sub may	581	Coro::Storable. May, of course, block. Note that the executed sub may
410	never block itself or use any form of Event handling.	582	never block itself or use any form of event handling.
411		583
412	=cut	584	=cut
413		585
414	sub fork_call(&@) {	586	sub fork_call(&@) {
415	my ($cb, @args) = @_;	587	my ($cb, @args) = @_;
416		588
417	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	589	# we seemingly have to make a local copy of the whole thing,
418	# or die "socketpair: $!";	590	# otherwise perl prematurely frees the stuff :/
419	pipe my $fh1, my $fh2	591	# TODO: investigate and fix (likely this will be rather laborious)
420	or die "pipe: $!";
421		592
422	if (my $pid = fork) {	593	my @res = Coro::Util::fork_eval {
423	close $fh2;
424
425	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
426	warn "pst<$res>" unless $res =~ /^pst/;
427	$res = Coro::Storable::thaw $res;
428
429	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
430
431	Carp::confess $$res unless "ARRAY" eq ref $res;
432
433	return wantarray ? @$res : $res->[-1];
434	} else {
435	reset_signals;	594	reset_signals;
436	local $SIG{__WARN__};	595	&$cb
437	local $SIG{__DIE__};	596	}, @args;
438	local $Coro::idle;
439	$Coro::current->prio (Coro::PRIO_MAX);
440	eval {
441	close $fh1;
442		597
443	my @res = eval { $cb->(@args) };	598	wantarray ? @res : $res[-1]
		599	}
444		600
445	open my $fh, ">", \my $buf	601	sub objinfo {
446	or die "fork_call: cannot open fh-to-buf in child : $!";
447	Storable::store_fd +($@ ? \"$@" : \@res), $fh;
448	close $fh;
449
450	warn "writing ", length $buf;
451	my $x;
452	(length $buf) == ($x = syswrite $fh2, $buf)
453	or warn "error writing ".(length $buf)." != $x\n";
454	close $fh2;
455	};
456
457	warn $@ if $@;
458	_exit 0;
459	}	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
460	}	637	}
461		638
462	=item $value = cf::db_get $family => $key	639	=item $value = cf::db_get $family => $key
463		640
464	Returns a single value from the environment database.	641	Returns a single value from the environment database.
…		…
466	=item cf::db_put $family => $key => $value	643	=item cf::db_put $family => $key => $value
467		644
468	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
469	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).
470		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
471	=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	}
472		671
473	our $DB;	672	our $DB;
474		673
475	sub db_init {	674	sub db_init {
476	unless ($DB) {
477	$DB = BDB::db_create $DB_ENV;
478
479	cf::sync_job {	675	cf::sync_job {
480	eval {	676	$DB ||= db_table "db";
481	$DB->set_flags (BDB::CHKSUM);
482
483	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
484	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
485	cf::cleanup "db_open(db): $!" if $!;
486	};
487	cf::cleanup "db_open(db): $@" if $@;
488	};
489	}	677	};
490	}	678	}
491		679
492	sub db_get($$) {	680	sub db_get($$) {
493	my $key = "$_[0]/$_[1]";	681	my $key = "$_[0]/$_[1]";
494		682
…		…
544	if (1) {	732	if (1) {
545	$md5 =	733	$md5 =
546	join "\x00",	734	join "\x00",
547	$processversion,	735	$processversion,
548	map {	736	map {
549	Coro::cede;	737	cf::cede_to_tick;
550	($src->[$_], Digest::MD5::md5_hex $data[$_])	738	($src->[$_], Digest::MD5::md5_hex $data[$_])
551	} 0.. $#$src;	739	} 0.. $#$src;
552		740
553		741
554	my $dbmd5 = db_get cache => "$id/md5";	742	my $dbmd5 = db_get cache => "$id/md5";
…		…
592		780
593	#############################################################################	781	#############################################################################
594		782
595	=head2 ATTACHABLE OBJECTS	783	=head2 ATTACHABLE OBJECTS
596		784
597	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
598	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")
599	to it. All such attachable objects support the following methods.	787	to it. All such attachable objects support the following methods.
600		788
601	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>
602	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
603	Crossfire TRT).	791	Deliantra).
604		792
605	=over 4	793	=over 4
606		794
607	=item $attachable->attach ($attachment, key => $value...)	795	=item $attachable->attach ($attachment, key => $value...)
608		796
…		…
652	=item cf::CLASS::attachment $name, ...	840	=item cf::CLASS::attachment $name, ...
653		841
654	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
655	given CLASS can refer to this attachment.	843	given CLASS can refer to this attachment.
656		844
657	Some classes such as crossfire maps and objects can specify attachments	845	Some classes such as deliantra maps and objects can specify attachments
658	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.
659		847
660	These calls expect any number of the following handler/hook descriptions:	848	These calls expect any number of the following handler/hook descriptions:
661		849
662	=over 4	850	=over 4
…		…
860	";	1048	";
861	die if $@;	1049	die if $@;
862	}	1050	}
863		1051
864	our $override;	1052	our $override;
865	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?
866		1054
867	sub override {	1055	sub override {
868	$override = 1;	1056	$override = 1;
869	@invoke_results = ();	1057	@INVOKE_RESULTS = (@_);
870	}	1058	}
871		1059
872	sub do_invoke {	1060	sub do_invoke {
873	my $event = shift;	1061	my $event = shift;
874	my $callbacks = shift;	1062	my $callbacks = shift;
875		1063
876	@invoke_results = ();	1064	@INVOKE_RESULTS = ();
877		1065
878	local $override;	1066	local $override;
879		1067
880	for (@$callbacks) {	1068	for (@$callbacks) {
881	eval { &{$_->[1]} };	1069	eval { &{$_->[1]} };
…		…
890	}	1078	}
891		1079
892	0	1080	0
893	}	1081	}
894		1082
895	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1083	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
896		1084
897	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1085	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
898		1086
899	Generate an object-specific event with the given arguments.	1087	Generate an object-specific event with the given arguments.
900		1088
901	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
902	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
903	results (if you must, access C<@cf::invoke_results> directly).	1091	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
904		1092
905	=back	1093	=back
906		1094
907	=cut	1095	=cut
908		1096
909	#############################################################################	1097	#############################################################################
910	# 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	}
911		1141
912	sub reattach {	1142	sub reattach {
913	# basically do the same as instantiate, without calling instantiate	1143	# basically do the same as instantiate, without calling instantiate
914	my ($obj) = @_;	1144	my ($obj) = @_;
915		1145
		1146	# no longer needed after getting rid of delete_package?
916	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
917		1148
918	my $registry = $obj->registry;	1149	my $registry = $obj->registry;
919		1150
920	@$registry = ();	1151	@$registry = ();
921		1152
…		…
936	cf::attachable->attach (	1167	cf::attachable->attach (
937	prio => -1000000,	1168	prio => -1000000,
938	on_instantiate => sub {	1169	on_instantiate => sub {
939	my ($obj, $data) = @_;	1170	my ($obj, $data) = @_;
940		1171
941	$data = from_json $data;	1172	$data = decode_json $data;
942		1173
943	for (@$data) {	1174	for (@$data) {
944	my ($name, $args) = @$_;	1175	my ($name, $args) = @$_;
945		1176
946	$obj->attach ($name, %{$args || {} });	1177	$obj->attach ($name, %{$args || {} });
…		…
962	sub object_freezer_save {	1193	sub object_freezer_save {
963	my ($filename, $rdata, $objs) = @_;	1194	my ($filename, $rdata, $objs) = @_;
964		1195
965	sync_job {	1196	sync_job {
966	if (length $$rdata) {	1197	if (length $$rdata) {
		1198	utf8::decode (my $decname = $filename);
967	warn sprintf "saving %s (%d,%d)\n",	1199	warn sprintf "saving %s (%d,%d)\n",
968	$filename, length $$rdata, scalar @$objs;	1200	$decname, length $$rdata, scalar @$objs
		1201	if $VERBOSE_IO;
969		1202
970	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1203	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
971	chmod SAVE_MODE, $fh;	1204	aio_chmod $fh, SAVE_MODE;
972	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1205	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
973	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	}
974	close $fh;	1210	aio_close $fh;
975		1211
976	if (@$objs) {	1212	if (@$objs) {
977	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) {
978	chmod SAVE_MODE, $fh;	1214	aio_chmod $fh, SAVE_MODE;
979	my $data = Storable::nfreeze { version => 1, objs => $objs };	1215	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
980	aio_write $fh, 0, (length $data), $data, 0;	1216	aio_write $fh, 0, (length $data), $data, 0;
981	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	}
982	close $fh;	1221	aio_close $fh;
983	aio_rename "$filename.pst~", "$filename.pst";	1222	aio_rename "$filename.pst~", "$filename.pst";
984	}	1223	}
985	} else {	1224	} else {
986	aio_unlink "$filename.pst";	1225	aio_unlink "$filename.pst";
987	}	1226	}
988		1227
989	aio_rename "$filename~", $filename;	1228	aio_rename "$filename~", $filename;
		1229
		1230	$filename =~ s%/[^/]+$%%;
		1231	aio_pathsync $filename if $cf::USE_FSYNC;
990	} else {	1232	} else {
991	warn "FATAL: $filename~: $!\n";	1233	warn "unable to save objects: $filename~: $!\n";
992	}	1234	}
993	} else {	1235	} else {
994	aio_unlink $filename;	1236	aio_unlink $filename;
995	aio_unlink "$filename.pst";	1237	aio_unlink "$filename.pst";
996	}	1238	}
997	}	1239	};
998	}	1240	}
999		1241
1000	sub object_freezer_as_string {	1242	sub object_freezer_as_string {
1001	my ($rdata, $objs) = @_;	1243	my ($rdata, $objs) = @_;
1002		1244
…		…
1014	or return;	1256	or return;
1015		1257
1016	unless (aio_stat "$filename.pst") {	1258	unless (aio_stat "$filename.pst") {
1017	(aio_load "$filename.pst", $av) >= 0	1259	(aio_load "$filename.pst", $av) >= 0
1018	or return;	1260	or return;
		1261
1019	$av = eval { (Storable::thaw $av)->{objs} };	1262	my $st = eval { Coro::Storable::thaw $av };
		1263	$av = $st->{objs};
1020	}	1264	}
1021		1265
		1266	utf8::decode (my $decname = $filename);
1022	warn sprintf "loading %s (%d)\n",	1267	warn sprintf "loading %s (%d,%d)\n",
1023	$filename, length $data, scalar @{$av || []};	1268	$decname, length $data, scalar @{$av || []}
		1269	if $VERBOSE_IO;
		1270
1024	return ($data, $av);	1271	($data, $av)
1025	}	1272	}
1026		1273
1027	=head2 COMMAND CALLBACKS	1274	=head2 COMMAND CALLBACKS
1028		1275
1029	=over 4	1276	=over 4
…		…
1083	my ($name, $cb) = @_;	1330	my ($name, $cb) = @_;
1084		1331
1085	$EXTICMD{$name} = $cb;	1332	$EXTICMD{$name} = $cb;
1086	}	1333	}
1087		1334
		1335	use File::Glob ();
		1336
1088	cf::player->attach (	1337	cf::player->attach (
1089	on_command => sub {	1338	on_unknown_command => sub {
1090	my ($pl, $name, $params) = @_;	1339	my ($pl, $name, $params) = @_;
1091		1340
1092	my $cb = $COMMAND{$name}	1341	my $cb = $COMMAND{$name}
1093	or return;	1342	or return;
1094		1343
…		…
1102	my ($pl, $buf) = @_;	1351	my ($pl, $buf) = @_;
1103		1352
1104	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1353	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1105		1354
1106	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
1107	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1363	if (my $cb = $EXTCMD{$type}) {
1108	if (my %reply = $cb->($pl, $msg)) {	1364	@reply = $cb->($pl, @payload);
1109	$pl->ext_reply ($msg->{msgid}, %reply);
1110	}
1111	}	1365	}
		1366
		1367	$pl->ext_reply ($reply, @reply)
		1368	if $reply;
		1369
1112	} else {	1370	} else {
1113	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1371	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1114	}	1372	}
1115		1373
1116	cf::override;	1374	cf::override;
1117	},	1375	},
1118	);	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	}
1119		1390
1120	sub load_extensions {	1391	sub load_extensions {
1121	cf::sync_job {	1392	cf::sync_job {
1122	my %todo;	1393	my %todo;
1123		1394
…		…
1143		1414
1144	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1415	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1145	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1416	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1146		1417
1147	$ext{source} =	1418	$ext{source} =
1148	"package $pkg; use strict; use utf8;\n"	1419	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1149	. "#line 1 \"$path\"\n{\n"	1420	. "#line 1 \"$path\"\n{\n"
1150	. $source	1421	. $source
1151	. "\n};\n1";	1422	. "\n};\n1";
1152		1423
1153	$todo{$base} = \%ext;	1424	$todo{$base} = \%ext;
1154	}	1425	}
1155		1426
		1427	my $pass = 0;
1156	my %done;	1428	my %done;
1157	while (%todo) {	1429	while (%todo) {
1158	my $progress;	1430	my $progress;
1159		1431
		1432	++$pass;
		1433
		1434	ext:
1160	while (my ($k, $v) = each %todo) {	1435	while (my ($k, $v) = each %todo) {
1161	for (split /,\s*/, $v->{meta}{depends}) {	1436	for (split /,\s*/, $v->{meta}{depends}) {
1162	goto skip	1437	next ext
1163	unless exists $done{$_};	1438	unless exists $done{$_};
1164	}	1439	}
1165		1440
1166	warn "... loading '$k' into '$v->{pkg}'\n";	1441	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1167		1442
1168	unless (eval $v->{source}) {	1443	my $active = eval $v->{source};
		1444
		1445	if (length $@) {
1169	my $msg = $@ ? "$v->{path}: $@\n"	1446	warn "$v->{path}: $@\n";
1170	: "$v->{base}: extension inactive.\n";
1171		1447
		1448	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1172	if (exists $v->{meta}{mandatory}) {	1449	if exists $v->{meta}{mandatory};
1173	warn $msg;	1450
1174	warn "mandatory extension failed to load, exiting.\n";	1451	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1175	exit 1;	1452	delete $todo{$k};
1176	}	1453	} else {
1177		1454	$done{$k} = delete $todo{$k};
1178	warn $msg;	1455	push @EXTS, $v->{pkg};
		1456	$progress = 1;
		1457
		1458	warn "$v->{base}: extension inactive.\n"
		1459	unless $active;
1179	}	1460	}
1180
1181	$done{$k} = delete $todo{$k};
1182	push @EXTS, $v->{pkg};
1183	$progress = 1;
1184	}	1461	}
1185		1462
1186	skip:	1463	unless ($progress) {
1187	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1464	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1188	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	}
1189	}	1471	}
1190	};	1472	};
1191	}	1473	}
1192		1474
1193	#############################################################################	1475	#############################################################################
1194		1476
1195	=back	1477	=back
1196		1478
1197	=head2 CORE EXTENSIONS	1479	=head2 CORE EXTENSIONS
1198		1480
1199	Functions and methods that extend core crossfire objects.	1481	Functions and methods that extend core deliantra objects.
1200		1482
1201	=cut	1483	=cut
1202		1484
1203	package cf::player;	1485	package cf::player;
1204		1486
1205	use Coro::AIO;	1487	use Coro::AIO;
1206		1488
1207	=head3 cf::player	1489	=head3 cf::player
1208		1490
1209	=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	}
1210		1506
1211	=item cf::player::find $login	1507	=item cf::player::find $login
1212		1508
1213	Returns the given player object, loading it if necessary (might block).	1509	Returns the given player object, loading it if necessary (might block).
1214		1510
…		…
1233		1529
1234	sub exists($) {	1530	sub exists($) {
1235	my ($login) = @_;	1531	my ($login) = @_;
1236		1532
1237	$cf::PLAYER{$login}	1533	$cf::PLAYER{$login}
1238	or cf::sync_job { !aio_stat path $login }	1534	or !aio_stat path $login
1239	}	1535	}
1240		1536
1241	sub find($) {	1537	sub find($) {
1242	return $cf::PLAYER{$_[0]} || do {	1538	return $cf::PLAYER{$_[0]} || do {
1243	my $login = $_[0];	1539	my $login = $_[0];
…		…
1250	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1546	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1251	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1547	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1252	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1548	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1253	aio_unlink +(playerdir $login) . "/$login.pl";	1549	aio_unlink +(playerdir $login) . "/$login.pl";
1254		1550
1255	my $pl = load_pl path $login	1551	my $f = new_from_file cf::object::thawer path $login
1256	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;
1257	$cf::PLAYER{$login} = $pl	1559	$cf::PLAYER{$login} = $pl
1258	}	1560	}
1259	}	1561	}
1260	}	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	);
1261		1576
1262	sub save($) {	1577	sub save($) {
1263	my ($pl) = @_;	1578	my ($pl) = @_;
1264		1579
1265	return if $pl->{deny_save};	1580	return if $pl->{deny_save};
…		…
1270	return if $pl->{deny_save};	1585	return if $pl->{deny_save};
1271		1586
1272	aio_mkdir playerdir $pl, 0770;	1587	aio_mkdir playerdir $pl, 0770;
1273	$pl->{last_save} = $cf::RUNTIME;	1588	$pl->{last_save} = $cf::RUNTIME;
1274		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
1275	$pl->save_pl ($path);	1595	$pl->save_pl ($path);
1276	Coro::cede;	1596	cf::cede_to_tick;
1277	}	1597	}
1278		1598
1279	sub new($) {	1599	sub new($) {
1280	my ($login) = @_;	1600	my ($login) = @_;
1281		1601
…		…
1287	$cf::PLAYER{$login} = $self;	1607	$cf::PLAYER{$login} = $self;
1288		1608
1289	$self	1609	$self
1290	}	1610	}
1291		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
1292	=item $pl->quit_character	1622	=item $pl->quit_character
1293		1623
1294	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
1295	be destroyed. May block for a long time.	1625	be destroyed. May block for a long time.
1296		1626
…		…
1300	my ($pl) = @_;	1630	my ($pl) = @_;
1301		1631
1302	my $name = $pl->ob->name;	1632	my $name = $pl->ob->name;
1303		1633
1304	$pl->{deny_save} = 1;	1634	$pl->{deny_save} = 1;
1305	$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
1306		1636
1307	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1637	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1308	$pl->deactivate;	1638	$pl->deactivate;
		1639	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1640	$pl->ob->check_score;
1309	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1641	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1310	$pl->ns->destroy if $pl->ns;	1642	$pl->ns->destroy if $pl->ns;
1311		1643
1312	my $path = playerdir $pl;	1644	my $path = playerdir $pl;
1313	my $temp = "$path~$cf::RUNTIME~deleting~";	1645	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1349	or return [];	1681	or return [];
1350		1682
1351	my @logins;	1683	my @logins;
1352		1684
1353	for my $login (@$dirs) {	1685	for my $login (@$dirs) {
		1686	my $path = path $login;
		1687
		1688	# a .pst is a dead give-away for a valid player
		1689	# if no pst file found, open and chekc for blocked users
		1690	if (aio_stat "$path.pst") {
1354	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1691	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1355	aio_read $fh, 0, 512, my $buf, 0 or next;	1692	aio_read $fh, 0, 512, my $buf, 0 or next;
1356	$buf !~ /^password -------------$/m or next; # official not-valid tag	1693	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1694	}
1357		1695
1358	utf8::decode $login;	1696	utf8::decode $login;
1359	push @logins, $login;	1697	push @logins, $login;
1360	}	1698	}
1361		1699
1362	\@logins	1700	\@logins
1363	}	1701	}
1364		1702
1365	=item $player->maps	1703	=item $player->maps
		1704
		1705	=item cf::player::maps $login
1366		1706
1367	Returns an arrayref of map paths that are private for this	1707	Returns an arrayref of map paths that are private for this
1368	player. May block.	1708	player. May block.
1369		1709
1370	=cut	1710	=cut
…		…
1388	}	1728	}
1389		1729
1390	\@paths	1730	\@paths
1391	}	1731	}
1392		1732
1393	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1733	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1394		1734
1395	Expand crossfire pod fragments into protocol xml.	1735	Expand deliantra pod fragments into protocol xml.
1396		1736
1397	=cut
1398
1399	sub expand_cfpod {
1400	((my $self), (local $_)) = @_;
1401
1402	# escape & and <
1403	s/&/&amp;/g;
1404	s/(?<![BIUGH])</&lt;/g;
1405
1406	# this is buggy, it needs to properly take care of nested <'s
1407
1408	1 while
1409	# replace B<>, I<>, U<> etc.
1410	s/B<([^\>]*)>/<b>$1<\/b>/
1411	|| s/I<([^\>]*)>/<i>$1<\/i>/
1412	|| s/U<([^\>]*)>/<u>$1<\/u>/
1413	# replace G<male|female> tags
1414	|| s{G<([^>|]*)\|([^>]*)>}{
1415	$self->gender ? $2 : $1
1416	}ge
1417	# replace H<hint text>
1418	|| s{H<([^\>]*)>}
1419	{
1420	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1421	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1422	"")
1423	[$self->{hintmode}]
1424	}ge;
1425
1426	# create single paragraphs (very hackish)
1427	s/(?<=\S)\n(?=\w)/ /g;
1428
1429	# compress some whitespace
1430	s/\s+\n/\n/g; # ws line-ends
1431	s/\n\n+/\n/g; # double lines
1432	s/^\n+//; # beginning lines
1433	s/\n+$//; # ending lines
1434
1435	$_
1436	}
1437
1438	sub hintmode {
1439	$_[0]{hintmode} = $_[1] if @_ > 1;
1440	$_[0]{hintmode}
1441	}
1442
1443	=item $player->ext_reply ($msgid, %msg)	1737	=item $player->ext_reply ($msgid, @msg)
1444		1738
1445	Sends an ext reply to the player.	1739	Sends an ext reply to the player.
1446		1740
1447	=cut	1741	=cut
1448		1742
1449	sub ext_reply($$%) {	1743	sub ext_reply($$@) {
1450	my ($self, $id, %msg) = @_;	1744	my ($self, $id, @msg) = @_;
1451		1745
1452	$msg{msgid} = $id;	1746	$self->ns->ext_reply ($id, @msg)
1453	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1454	}	1747	}
1455		1748
1456	=item $player->ext_event ($type, %msg)	1749	=item $player->ext_msg ($type, @msg)
1457		1750
1458	Sends an ext event to the client.	1751	Sends an ext event to the client.
1459		1752
1460	=cut	1753	=cut
1461		1754
1462	sub ext_event($$%) {	1755	sub ext_msg($$@) {
1463	my ($self, $type, %msg) = @_;	1756	my ($self, $type, @msg) = @_;
1464		1757
1465	$self->ns->ext_event ($type, %msg);	1758	$self->ns->ext_msg ($type, @msg);
1466	}	1759	}
1467		1760
1468	=head3 cf::region	1761	=head3 cf::region
1469		1762
1470	=over 4	1763	=over 4
…		…
1480	=cut	1773	=cut
1481		1774
1482	sub find_by_path($) {	1775	sub find_by_path($) {
1483	my ($path) = @_;	1776	my ($path) = @_;
1484		1777
		1778	$path =~ s/^~[^\/]*//; # skip ~login
		1779
1485	my ($match, $specificity);	1780	my ($match, $specificity);
1486		1781
1487	for my $region (list) {	1782	for my $region (list) {
1488	if ($region->match && $path =~ $region->match) {	1783	if ($region->{match} && $path =~ $region->{match}) {
1489	($match, $specificity) = ($region, $region->specificity)	1784	($match, $specificity) = ($region, $region->specificity)
1490	if $region->specificity > $specificity;	1785	if $region->specificity > $specificity;
1491	}	1786	}
1492	}	1787	}
1493		1788
…		…
1514	our $MAX_RESET = 3600;	1809	our $MAX_RESET = 3600;
1515	our $DEFAULT_RESET = 3000;	1810	our $DEFAULT_RESET = 3000;
1516		1811
1517	sub generate_random_map {	1812	sub generate_random_map {
1518	my ($self, $rmp) = @_;	1813	my ($self, $rmp) = @_;
		1814
		1815	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1816
1519	# mit "rum" bekleckern, nicht	1817	# mit "rum" bekleckern, nicht
1520	$self->_create_random_map (	1818	$self->_create_random_map (
1521	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1819	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1522	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1820	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1523	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1821	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1524	$rmp->{exit_on_final_map},	1822	$rmp->{exit_on_final_map},
1525	$rmp->{xsize}, $rmp->{ysize},	1823	$rmp->{xsize}, $rmp->{ysize},
1526	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1824	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1527	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1825	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1549		1847
1550	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1848	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1551	}	1849	}
1552		1850
1553	# also paths starting with '/'	1851	# also paths starting with '/'
1554	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1852	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1555		1853
1556	sub thawer_merge {	1854	sub thawer_merge {
1557	my ($self, $merge) = @_;	1855	my ($self, $merge) = @_;
1558		1856
1559	# we have to keep some variables in memory intact	1857	# we have to keep some variables in memory intact
…		…
1613	$self->init; # pass $1 etc.	1911	$self->init; # pass $1 etc.
1614	return $self;	1912	return $self;
1615	}	1913	}
1616	}	1914	}
1617		1915
1618	Carp::carp "unable to resolve path '$path' (base '$base').";	1916	Carp::cluck "unable to resolve path '$path' (base '$base').";
1619	()	1917	()
1620	}	1918	}
1621		1919
1622	sub init {	1920	sub init {
1623	my ($self) = @_;	1921	my ($self) = @_;
…		…
1645		1943
1646	# the temporary/swap location	1944	# the temporary/swap location
1647	sub save_path {	1945	sub save_path {
1648	my ($self) = @_;	1946	my ($self) = @_;
1649		1947
1650	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1948	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1651	"$TMPDIR/$path.map"	1949	"$TMPDIR/$path.map"
1652	}	1950	}
1653		1951
1654	# the unique path, undef == no special unique path	1952	# the unique path, undef == no special unique path
1655	sub uniq_path {	1953	sub uniq_path {
1656	my ($self) = @_;	1954	my ($self) = @_;
1657		1955
1658	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1956	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1659	"$UNIQUEDIR/$path"	1957	"$UNIQUEDIR/$path"
1660	}
1661
1662	# and all this just because we cannot iterate over
1663	# all maps in C++...
1664	sub change_all_map_light {
1665	my ($change) = @_;
1666
1667	$_->change_map_light ($change)
1668	for grep $_->outdoor, values %cf::MAP;
1669	}	1958	}
1670		1959
1671	sub decay_objects {	1960	sub decay_objects {
1672	my ($self) = @_;	1961	my ($self) = @_;
1673		1962
…		…
1686		1975
1687	sub load_header_from($) {	1976	sub load_header_from($) {
1688	my ($self, $path) = @_;	1977	my ($self, $path) = @_;
1689		1978
1690	utf8::encode $path;	1979	utf8::encode $path;
1691	#aio_open $path, O_RDONLY, 0	1980	my $f = new_from_file cf::object::thawer $path
1692	# or return;
1693
1694	$self->_load_header ($path)
1695	or return;	1981	or return;
		1982
		1983	$self->_load_header ($f)
		1984	or return;
		1985
		1986	local $MAP_LOADING{$self->{path}} = $self;
		1987	$f->resolve_delayed_derefs;
1696		1988
1697	$self->{load_path} = $path;	1989	$self->{load_path} = $path;
1698		1990
1699	1	1991	1
1700	}	1992	}
…		…
1754	sub find {	2046	sub find {
1755	my ($path, $origin) = @_;	2047	my ($path, $origin) = @_;
1756		2048
1757	$path = normalise $path, $origin && $origin->path;	2049	$path = normalise $path, $origin && $origin->path;
1758		2050
		2051	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1759	cf::lock_wait "map_find:$path";	2052	my $guard2 = cf::lock_acquire "map_find:$path";
1760		2053
1761	$cf::MAP{$path} || do {	2054	$cf::MAP{$path} || do {
1762	my $guard = cf::lock_acquire "map_find:$path";
1763	my $map = new_from_path cf::map $path	2055	my $map = new_from_path cf::map $path
1764	or return;	2056	or return;
1765		2057
1766	$map->{last_save} = $cf::RUNTIME;	2058	$map->{last_save} = $cf::RUNTIME;
1767		2059
…		…
1769	or return;	2061	or return;
1770		2062
1771	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2063	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1772	# doing this can freeze the server in a sync job, obviously	2064	# doing this can freeze the server in a sync job, obviously
1773	#$cf::WAIT_FOR_TICK->wait;	2065	#$cf::WAIT_FOR_TICK->wait;
		2066	undef $guard2;
		2067	undef $guard1;
1774	$map->reset;	2068	$map->reset;
1775	undef $guard;
1776	return find $path;	2069	return find $path;
1777	}	2070	}
1778		2071
1779	$cf::MAP{$path} = $map	2072	$cf::MAP{$path} = $map
1780	}	2073	}
1781	}	2074	}
1782		2075
1783	sub pre_load { }	2076	sub pre_load { }
1784	sub post_load { }	2077	#sub post_load { } # XS
1785		2078
1786	sub load {	2079	sub load {
1787	my ($self) = @_;	2080	my ($self) = @_;
1788		2081
1789	local $self->{deny_reset} = 1; # loading can take a long time	2082	local $self->{deny_reset} = 1; # loading can take a long time
1790		2083
1791	my $path = $self->{path};	2084	my $path = $self->{path};
1792		2085
1793	{	2086	{
1794	my $guard = cf::lock_acquire "map_load:$path";	2087	my $guard = cf::lock_acquire "map_data:$path";
1795		2088
		2089	return unless $self->valid;
1796	return if $self->in_memory != cf::MAP_SWAPPED;	2090	return unless $self->in_memory == cf::MAP_SWAPPED;
1797		2091
1798	$self->in_memory (cf::MAP_LOADING);	2092	$self->in_memory (cf::MAP_LOADING);
1799		2093
1800	$self->alloc;	2094	$self->alloc;
1801		2095
1802	$self->pre_load;	2096	$self->pre_load;
1803	Coro::cede;	2097	cf::cede_to_tick;
1804		2098
		2099	my $f = new_from_file cf::object::thawer $self->{load_path};
		2100	$f->skip_block;
1805	$self->_load_objects ($self->{load_path}, 1)	2101	$self->_load_objects ($f)
1806	or return;	2102	or return;
1807		2103
1808	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2104	$self->post_load_original
1809	if delete $self->{load_original};	2105	if delete $self->{load_original};
1810		2106
1811	if (my $uniq = $self->uniq_path) {	2107	if (my $uniq = $self->uniq_path) {
1812	utf8::encode $uniq;	2108	utf8::encode $uniq;
1813	if (aio_open $uniq, O_RDONLY, 0) {	2109	unless (aio_stat $uniq) {
		2110	if (my $f = new_from_file cf::object::thawer $uniq) {
1814	$self->clear_unique_items;	2111	$self->clear_unique_items;
1815	$self->_load_objects ($uniq, 0);	2112	$self->_load_objects ($f);
		2113	$f->resolve_delayed_derefs;
		2114	}
1816	}	2115	}
1817	}	2116	}
1818		2117
1819	Coro::cede;	2118	$f->resolve_delayed_derefs;
		2119
		2120	cf::cede_to_tick;
1820	# now do the right thing for maps	2121	# now do the right thing for maps
1821	$self->link_multipart_objects;	2122	$self->link_multipart_objects;
1822	$self->difficulty ($self->estimate_difficulty)	2123	$self->difficulty ($self->estimate_difficulty)
1823	unless $self->difficulty;	2124	unless $self->difficulty;
1824	Coro::cede;	2125	cf::cede_to_tick;
1825		2126
1826	unless ($self->{deny_activate}) {	2127	unless ($self->{deny_activate}) {
1827	$self->decay_objects;	2128	$self->decay_objects;
1828	$self->fix_auto_apply;	2129	$self->fix_auto_apply;
1829	$self->update_buttons;	2130	$self->update_buttons;
1830	Coro::cede;	2131	cf::cede_to_tick;
1831	$self->set_darkness_map;
1832	Coro::cede;
1833	$self->activate;	2132	$self->activate;
1834	}	2133	}
1835		2134
		2135	$self->{last_save} = $cf::RUNTIME;
		2136	$self->last_access ($cf::RUNTIME);
		2137
1836	$self->in_memory (cf::MAP_IN_MEMORY);	2138	$self->in_memory (cf::MAP_ACTIVE);
1837	}	2139	}
1838		2140
1839	$self->post_load;	2141	$self->post_load;
1840	}	2142	}
1841		2143
		2144	# customize the map for a given player, i.e.
		2145	# return the _real_ map. used by e.g. per-player
		2146	# maps to change the path to ~playername/mappath
1842	sub customise_for {	2147	sub customise_for {
1843	my ($self, $ob) = @_;	2148	my ($self, $ob) = @_;
1844		2149
1845	return find "~" . $ob->name . "/" . $self->{path}	2150	return find "~" . $ob->name . "/" . $self->{path}
1846	if $self->per_player;	2151	if $self->per_player;
…		…
1850		2155
1851	$self	2156	$self
1852	}	2157	}
1853		2158
1854	# find and load all maps in the 3x3 area around a map	2159	# find and load all maps in the 3x3 area around a map
1855	sub load_diag {	2160	sub load_neighbours {
1856	my ($map) = @_;	2161	my ($map) = @_;
1857		2162
1858	my @diag; # diagonal neighbours	2163	my @neigh; # diagonal neighbours
1859		2164
1860	for (0 .. 3) {	2165	for (0 .. 3) {
1861	my $neigh = $map->tile_path ($_)	2166	my $neigh = $map->tile_path ($_)
1862	or next;	2167	or next;
1863	$neigh = find $neigh, $map	2168	$neigh = find $neigh, $map
1864	or next;	2169	or next;
1865	$neigh->load;	2170	$neigh->load;
1866		2171
		2172	# now find the diagonal neighbours
		2173	push @neigh,
1867	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2174	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1868	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2175	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1869	}	2176	}
1870		2177
1871	for (@diag) {	2178	for (grep defined $_->[0], @neigh) {
		2179	my ($path, $origin) = @$_;
1872	my $neigh = find @$_	2180	my $neigh = find $path, $origin
1873	or next;	2181	or next;
1874	$neigh->load;	2182	$neigh->load;
1875	}	2183	}
1876	}	2184	}
1877		2185
…		…
1882	}	2190	}
1883		2191
1884	sub do_load_sync {	2192	sub do_load_sync {
1885	my ($map) = @_;	2193	my ($map) = @_;
1886		2194
		2195	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2196	if $Coro::current == $Coro::main;
		2197
1887	cf::sync_job { $map->load };	2198	cf::sync_job { $map->load };
1888	}	2199	}
1889		2200
1890	our %MAP_PREFETCH;	2201	our %MAP_PREFETCH;
1891	our $MAP_PREFETCHER = undef;	2202	our $MAP_PREFETCHER = undef;
1892		2203
1893	sub find_async {	2204	sub find_async {
1894	my ($path, $origin) = @_;	2205	my ($path, $origin, $load) = @_;
1895		2206
1896	$path = normalise $path, $origin && $origin->{path};	2207	$path = normalise $path, $origin && $origin->{path};
1897		2208
1898	if (my $map = $cf::MAP{$path}) {	2209	if (my $map = $cf::MAP{$path}) {
1899	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2210	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1900	}	2211	}
1901		2212
1902	undef $MAP_PREFETCH{$path};	2213	$MAP_PREFETCH{$path} |= $load;
		2214
1903	$MAP_PREFETCHER ||= cf::async {	2215	$MAP_PREFETCHER ||= cf::async {
		2216	$Coro::current->{desc} = "map prefetcher";
		2217
1904	while (%MAP_PREFETCH) {	2218	while (%MAP_PREFETCH) {
1905	for my $path (keys %MAP_PREFETCH) {	2219	while (my ($k, $v) = each %MAP_PREFETCH) {
1906	my $map = find $path	2220	if (my $map = find $k) {
1907	or next;
1908	$map->load;	2221	$map->load if $v;
		2222	}
1909		2223
1910	delete $MAP_PREFETCH{$path};	2224	delete $MAP_PREFETCH{$k};
1911	}	2225	}
1912	}	2226	}
1913	undef $MAP_PREFETCHER;	2227	undef $MAP_PREFETCHER;
1914	};	2228	};
1915	$MAP_PREFETCHER->prio (6);	2229	$MAP_PREFETCHER->prio (6);
1916		2230
1917	()	2231	()
1918	}	2232	}
1919		2233
		2234	# common code, used by both ->save and ->swapout
1920	sub save {	2235	sub _save {
1921	my ($self) = @_;	2236	my ($self) = @_;
1922
1923	my $lock = cf::lock_acquire "map_data:" . $self->path;
1924		2237
1925	$self->{last_save} = $cf::RUNTIME;	2238	$self->{last_save} = $cf::RUNTIME;
1926		2239
1927	return unless $self->dirty;	2240	return unless $self->dirty;
1928		2241
…		…
1934	return if $self->{deny_save};	2247	return if $self->{deny_save};
1935		2248
1936	local $self->{last_access} = $self->last_access;#d#	2249	local $self->{last_access} = $self->last_access;#d#
1937		2250
1938	cf::async {	2251	cf::async {
		2252	$Coro::current->{desc} = "map player save";
1939	$_->contr->save for $self->players;	2253	$_->contr->save for $self->players;
1940	};	2254	};
		2255
		2256	cf::get_slot 0.02;
1941		2257
1942	if ($uniq) {	2258	if ($uniq) {
1943	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2259	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1944	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2260	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1945	} else {	2261	} else {
1946	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2262	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1947	}	2263	}
1948	}	2264	}
1949		2265
		2266	sub save {
		2267	my ($self) = @_;
		2268
		2269	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2270
		2271	$self->_save;
		2272	}
		2273
1950	sub swap_out {	2274	sub swap_out {
1951	my ($self) = @_;	2275	my ($self) = @_;
1952		2276
1953	# save first because save cedes
1954	$self->save;
1955
1956	my $lock = cf::lock_acquire "map_data:" . $self->path;	2277	my $lock = cf::lock_acquire "map_data:$self->{path}";
1957		2278
		2279	return if $self->in_memory != cf::MAP_ACTIVE;
		2280	return if $self->{deny_save};
1958	return if $self->players;	2281	return if $self->players;
1959	return if $self->in_memory != cf::MAP_IN_MEMORY;
1960	return if $self->{deny_save};
1961		2282
		2283	# first deactivate the map and "unlink" it from the core
		2284	$self->deactivate;
		2285	$_->clear_links_to ($self) for values %cf::MAP;
		2286	$self->in_memory (cf::MAP_SWAPPED);
		2287
		2288	# then atomically save
		2289	$self->_save;
		2290
		2291	# then free the map
1962	$self->clear;	2292	$self->clear;
1963	$self->in_memory (cf::MAP_SWAPPED);
1964	}	2293	}
1965		2294
1966	sub reset_at {	2295	sub reset_at {
1967	my ($self) = @_;	2296	my ($self) = @_;
1968		2297
…		…
1986		2315
1987	my $lock = cf::lock_acquire "map_data:$self->{path}";	2316	my $lock = cf::lock_acquire "map_data:$self->{path}";
1988		2317
1989	return if $self->players;	2318	return if $self->players;
1990		2319
1991	warn "resetting map ", $self->path;	2320	warn "resetting map ", $self->path, "\n";
1992		2321
1993	$self->in_memory (cf::MAP_SWAPPED);	2322	$self->in_memory (cf::MAP_SWAPPED);
1994		2323
1995	# need to save uniques path	2324	# need to save uniques path
1996	unless ($self->{deny_save}) {	2325	unless ($self->{deny_save}) {
…		…
2000	if $uniq;	2329	if $uniq;
2001	}	2330	}
2002		2331
2003	delete $cf::MAP{$self->path};	2332	delete $cf::MAP{$self->path};
2004		2333
		2334	$self->deactivate;
		2335	$_->clear_links_to ($self) for values %cf::MAP;
2005	$self->clear;	2336	$self->clear;
2006
2007	$_->clear_links_to ($self) for values %cf::MAP;
2008		2337
2009	$self->unlink_save;	2338	$self->unlink_save;
2010	$self->destroy;	2339	$self->destroy;
2011	}	2340	}
2012		2341
2013	my $nuke_counter = "aaaa";	2342	my $nuke_counter = "aaaa";
2014		2343
2015	sub nuke {	2344	sub nuke {
2016	my ($self) = @_;	2345	my ($self) = @_;
2017		2346
		2347	{
		2348	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2349
2018	delete $cf::MAP{$self->path};	2350	delete $cf::MAP{$self->path};
2019		2351
2020	$self->unlink_save;	2352	$self->unlink_save;
2021		2353
2022	bless $self, "cf::map";	2354	bless $self, "cf::map::wrap";
2023	delete $self->{deny_reset};	2355	delete $self->{deny_reset};
2024	$self->{deny_save} = 1;	2356	$self->{deny_save} = 1;
2025	$self->reset_timeout (1);	2357	$self->reset_timeout (1);
2026	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2358	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2027		2359
2028	$cf::MAP{$self->path} = $self;	2360	$cf::MAP{$self->path} = $self;
		2361	}
2029		2362
2030	$self->reset; # polite request, might not happen	2363	$self->reset; # polite request, might not happen
2031	}	2364	}
2032		2365
2033	=item $maps = cf::map::tmp_maps	2366	=item $maps = cf::map::tmp_maps
…		…
2075		2408
2076	sub unique_maps() {	2409	sub unique_maps() {
2077	[	2410	[
2078	map {	2411	map {
2079	utf8::decode $_;	2412	utf8::decode $_;
2080	/\.map$/	2413	s/\.map$//; # TODO future compatibility hack
		2414	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2415	? ()
2081	? normalise $_	2416	: normalise $_
2082	: ()
2083	} @{ aio_readdir $UNIQUEDIR or [] }	2417	} @{ aio_readdir $UNIQUEDIR or [] }
2084	]	2418	]
2085	}	2419	}
2086		2420
2087	package cf;	2421	=item cf::map::static_maps
		2422
		2423	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2424	file in the shared directory excluding F</styles> and F</editor>). May
		2425	block.
		2426
		2427	=cut
		2428
		2429	sub static_maps() {
		2430	my @dirs = "";
		2431	my @maps;
		2432
		2433	while (@dirs) {
		2434	my $dir = shift @dirs;
		2435
		2436	next if $dir eq "/styles" || $dir eq "/editor";
		2437
		2438	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2439	or return;
		2440
		2441	for (@$files) {
		2442	s/\.map$// or next;
		2443	utf8::decode $_;
		2444	push @maps, "$dir/$_";
		2445	}
		2446
		2447	push @dirs, map "$dir/$_", @$dirs;
		2448	}
		2449
		2450	\@maps
		2451	}
2088		2452
2089	=back	2453	=back
2090		2454
2091	=head3 cf::object	2455	=head3 cf::object
2092		2456
…		…
2096		2460
2097	=over 4	2461	=over 4
2098		2462
2099	=item $ob->inv_recursive	2463	=item $ob->inv_recursive
2100		2464
2101	Returns the inventory of the object _and_ their inventories, recursively.	2465	Returns the inventory of the object I<and> their inventories, recursively,
		2466	but I<not> the object itself.
2102		2467
2103	=cut	2468	=cut
2104		2469
2105	sub inv_recursive_;	2470	sub inv_recursive_;
2106	sub inv_recursive_ {	2471	sub inv_recursive_ {
…		…
2109		2474
2110	sub inv_recursive {	2475	sub inv_recursive {
2111	inv_recursive_ inv $_[0]	2476	inv_recursive_ inv $_[0]
2112	}	2477	}
2113		2478
		2479	=item $ref = $ob->ref
		2480
		2481	Creates and returns a persistent reference to an object that can be stored as a string.
		2482
		2483	=item $ob = cf::object::deref ($refstring)
		2484
		2485	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2486	even if the object actually exists. May block.
		2487
		2488	=cut
		2489
		2490	sub deref {
		2491	my ($ref) = @_;
		2492
		2493	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2494	my ($uuid, $name) = ($1, $2);
		2495	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2496	or return;
		2497	$pl->ob->uuid eq $uuid
		2498	or return;
		2499
		2500	$pl->ob
		2501	} else {
		2502	warn "$ref: cannot resolve object reference\n";
		2503	undef
		2504	}
		2505	}
		2506
2114	package cf;	2507	package cf;
2115		2508
2116	=back	2509	=back
2117		2510
2118	=head3 cf::object::player	2511	=head3 cf::object::player
…		…
2124	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2517	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2125	can be C<undef>. Does the right thing when the player is currently in a	2518	can be C<undef>. Does the right thing when the player is currently in a
2126	dialogue with the given NPC character.	2519	dialogue with the given NPC character.
2127		2520
2128	=cut	2521	=cut
		2522
		2523	our $SAY_CHANNEL = {
		2524	id => "say",
		2525	title => "Map",
		2526	reply => "say ",
		2527	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2528	};
		2529
		2530	our $CHAT_CHANNEL = {
		2531	id => "chat",
		2532	title => "Chat",
		2533	reply => "chat ",
		2534	tooltip => "Player chat and shouts, global to the server.",
		2535	};
2129		2536
2130	# rough implementation of a future "reply" method that works	2537	# rough implementation of a future "reply" method that works
2131	# with dialog boxes.	2538	# with dialog boxes.
2132	#TODO: the first argument must go, split into a $npc->reply_to ( method	2539	#TODO: the first argument must go, split into a $npc->reply_to ( method
2133	sub cf::object::player::reply($$$;$) {	2540	sub cf::object::player::reply($$$;$) {
…		…
2140		2547
2141	} else {	2548	} else {
2142	my $pl = $self->contr;	2549	my $pl = $self->contr;
2143		2550
2144	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2551	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2145	my $diag = $pl->{npc_dialog};	2552	my $dialog = $pl->{npc_dialog};
2146	$diag->{pl}->ext_reply (	2553	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2147	$diag->{id},
2148	msgtype => "reply",
2149	msg => $diag->{pl}->expand_cfpod ($msg),
2150	add_topics => []
2151	);
2152		2554
2153	} else {	2555	} else {
2154	$msg = $npc->name . " says: $msg" if $npc;	2556	$msg = $npc->name . " says: $msg" if $npc;
2155	$self->message ($msg, $flags);	2557	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2156	}	2558	}
2157	}	2559	}
		2560	}
		2561
		2562	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2563
		2564	=cut
		2565
		2566	sub cf::object::send_msg {
		2567	my $pl = shift->contr
		2568	or return;
		2569	$pl->send_msg (@_);
2158	}	2570	}
2159		2571
2160	=item $player_object->may ("access")	2572	=item $player_object->may ("access")
2161		2573
2162	Returns wether the given player is authorized to access resource "access"	2574	Returns wether the given player is authorized to access resource "access"
…		…
2175		2587
2176	=item $player_object->enter_link	2588	=item $player_object->enter_link
2177		2589
2178	Freezes the player and moves him/her to a special map (C<{link}>).	2590	Freezes the player and moves him/her to a special map (C<{link}>).
2179		2591
2180	The player should be reasonably safe there for short amounts of time. You	2592	The player should be reasonably safe there for short amounts of time (e.g.
2181	I<MUST> call C<leave_link> as soon as possible, though.	2593	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2594	though, as the player cannot control the character while it is on the link
		2595	map.
2182		2596
2183	Will never block.	2597	Will never block.
2184		2598
2185	=item $player_object->leave_link ($map, $x, $y)	2599	=item $player_object->leave_link ($map, $x, $y)
2186		2600
…		…
2206	sub cf::object::player::enter_link {	2620	sub cf::object::player::enter_link {
2207	my ($self) = @_;	2621	my ($self) = @_;
2208		2622
2209	$self->deactivate_recursive;	2623	$self->deactivate_recursive;
2210		2624
		2625	++$self->{_link_recursion};
		2626
2211	return if UNIVERSAL::isa $self->map, "ext::map_link";	2627	return if UNIVERSAL::isa $self->map, "ext::map_link";
2212		2628
2213	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2629	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2214	if $self->map && $self->map->{path} ne "{link}";	2630	if $self->map && $self->map->{path} ne "{link}";
2215		2631
2216	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2632	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2217	}	2633	}
2218		2634
2219	sub cf::object::player::leave_link {	2635	sub cf::object::player::leave_link {
2220	my ($self, $map, $x, $y) = @_;	2636	my ($self, $map, $x, $y) = @_;
2221		2637
…		…
2238	($x, $y) = (-1, -1)	2654	($x, $y) = (-1, -1)
2239	unless (defined $x) && (defined $y);	2655	unless (defined $x) && (defined $y);
2240		2656
2241	# use -1 or undef as default coordinates, not 0, 0	2657	# use -1 or undef as default coordinates, not 0, 0
2242	($x, $y) = ($map->enter_x, $map->enter_y)	2658	($x, $y) = ($map->enter_x, $map->enter_y)
2243	if $x <=0 && $y <= 0;	2659	if $x <= 0 && $y <= 0;
2244		2660
2245	$map->load;	2661	$map->load;
2246	$map->load_diag;	2662	$map->load_neighbours;
2247		2663
2248	return unless $self->contr->active;	2664	return unless $self->contr->active;
2249	$self->activate_recursive;
2250		2665
2251	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2666	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2252	$self->enter_map ($map, $x, $y);	2667	if ($self->enter_map ($map, $x, $y)) {
2253	}	2668	# entering was successful
		2669	delete $self->{_link_recursion};
		2670	# only activate afterwards, to support waiting in hooks
		2671	$self->activate_recursive;
		2672	}
2254		2673
		2674	}
		2675
2255	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2676	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2256		2677
2257	Moves the player to the given map-path and coordinates by first freezing	2678	Moves the player to the given map-path and coordinates by first freezing
2258	her, loading and preparing them map, calling the provided $check callback	2679	her, loading and preparing them map, calling the provided $check callback
2259	that has to return the map if sucecssful, and then unfreezes the player on	2680	that has to return the map if sucecssful, and then unfreezes the player on
2260	the new (success) or old (failed) map position.	2681	the new (success) or old (failed) map position. In either case, $done will
		2682	be called at the end of this process.
		2683
		2684	Note that $check will be called with a potentially non-loaded map, so if
		2685	it needs a loaded map it has to call C<< ->load >>.
2261		2686
2262	=cut	2687	=cut
2263		2688
2264	our $GOTOGEN;	2689	our $GOTOGEN;
2265		2690
2266	sub cf::object::player::goto {	2691	sub cf::object::player::goto {
2267	my ($self, $path, $x, $y, $check) = @_;	2692	my ($self, $path, $x, $y, $check, $done) = @_;
		2693
		2694	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2695	warn "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2696	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2697	($path, $x, $y) = @$EMERGENCY_POSITION;
		2698	}
2268		2699
2269	# do generation counting so two concurrent goto's will be executed in-order	2700	# do generation counting so two concurrent goto's will be executed in-order
2270	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2701	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2271		2702
2272	$self->enter_link;	2703	$self->enter_link;
2273		2704
2274	(async {	2705	(async {
		2706	$Coro::current->{desc} = "player::goto $path $x $y";
		2707
		2708	# *tag paths override both path and x|y
		2709	if ($path =~ /^\*(.*)$/) {
		2710	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2711	my $ob = $obs[rand @obs];
		2712
		2713	# see if we actually can go there
		2714	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2715	$ob = $obs[rand @obs];
		2716	} else {
		2717	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2718	}
		2719	# else put us there anyways for now #d#
		2720
		2721	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2722	} else {
		2723	($path, $x, $y) = (undef, undef, undef);
		2724	}
		2725	}
		2726
2275	my $map = eval {	2727	my $map = eval {
2276	my $map = cf::map::find $path;	2728	my $map = defined $path ? cf::map::find $path : undef;
2277		2729
2278	if ($map) {	2730	if ($map) {
2279	$map = $map->customise_for ($self);	2731	$map = $map->customise_for ($self);
2280	$map = $check->($map) if $check && $map;	2732	$map = $check->($map, $x, $y, $self) if $check && $map;
2281	} else {	2733	} else {
2282	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2734	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2283	}	2735	}
2284		2736
2285	$map	2737	$map
2286	};	2738	};
2287		2739
…		…
2292		2744
2293	if ($gen == $self->{_goto_generation}) {	2745	if ($gen == $self->{_goto_generation}) {
2294	delete $self->{_goto_generation};	2746	delete $self->{_goto_generation};
2295	$self->leave_link ($map, $x, $y);	2747	$self->leave_link ($map, $x, $y);
2296	}	2748	}
		2749
		2750	$done->($self) if $done;
2297	})->prio (1);	2751	})->prio (1);
2298	}	2752	}
2299		2753
2300	=item $player_object->enter_exit ($exit_object)	2754	=item $player_object->enter_exit ($exit_object)
2301		2755
…		…
2321	}	2775	}
2322		2776
2323	sub prepare_random_map {	2777	sub prepare_random_map {
2324	my ($exit) = @_;	2778	my ($exit) = @_;
2325		2779
2326	my $guard = cf::lock_acquire "exit_prepare:$exit";
2327
2328	# all this does is basically replace the /! path by	2780	# all this does is basically replace the /! path by
2329	# a new random map path (?random/...) with a seed	2781	# a new random map path (?random/...) with a seed
2330	# that depends on the exit object	2782	# that depends on the exit object
2331		2783
2332	my $rmp = parse_random_map_params $exit->msg;	2784	my $rmp = parse_random_map_params $exit->msg;
…		…
2334	if ($exit->map) {	2786	if ($exit->map) {
2335	$rmp->{region} = $exit->region->name;	2787	$rmp->{region} = $exit->region->name;
2336	$rmp->{origin_map} = $exit->map->path;	2788	$rmp->{origin_map} = $exit->map->path;
2337	$rmp->{origin_x} = $exit->x;	2789	$rmp->{origin_x} = $exit->x;
2338	$rmp->{origin_y} = $exit->y;	2790	$rmp->{origin_y} = $exit->y;
		2791
		2792	$exit->map->touch;
2339	}	2793	}
2340		2794
2341	$rmp->{random_seed} ||= $exit->random_seed;	2795	$rmp->{random_seed} ||= $exit->random_seed;
2342		2796
2343	my $data = cf::to_json $rmp;	2797	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2344	my $md5 = Digest::MD5::md5_hex $data;	2798	my $md5 = Digest::MD5::md5_hex $data;
2345	my $meta = "$RANDOMDIR/$md5.meta";	2799	my $meta = "$RANDOMDIR/$md5.meta";
2346		2800
2347	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2801	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2348	aio_write $fh, 0, (length $data), $data, 0;	2802	aio_write $fh, 0, (length $data), $data, 0;
2349	undef $fh;	2803	undef $fh;
2350	aio_rename "$meta~", $meta;	2804	aio_rename "$meta~", $meta;
2351		2805
		2806	my $slaying = "?random/$md5";
		2807
		2808	if ($exit->valid) {
2352	$exit->slaying ("?random/$md5");	2809	$exit->slaying ("?random/$md5");
2353	$exit->msg (undef);	2810	$exit->msg (undef);
		2811	}
2354	}	2812	}
2355	}	2813	}
2356		2814
2357	sub cf::object::player::enter_exit {	2815	sub cf::object::player::enter_exit {
2358	my ($self, $exit) = @_;	2816	my ($self, $exit) = @_;
2359		2817
2360	return unless $self->type == cf::PLAYER;	2818	return unless $self->type == cf::PLAYER;
2361		2819
2362	if ($exit->slaying eq "/!") {
2363	#TODO: this should de-fi-ni-te-ly not be a sync-job
2364	# the problem is that $exit might not survive long enough
2365	# so it needs to be done right now, right here
2366	cf::sync_job { prepare_random_map $exit };
2367	}
2368
2369	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2370	my $hp = $exit->stats->hp;
2371	my $sp = $exit->stats->sp;
2372
2373	$self->enter_link;	2820	$self->enter_link;
2374		2821
2375	# if exit is damned, update players death & WoR home-position
2376	$self->contr->savebed ($slaying, $hp, $sp)
2377	if $exit->flag (FLAG_DAMNED);
2378
2379	(async {	2822	(async {
2380	$self->deactivate_recursive; # just to be sure	2823	$Coro::current->{desc} = "enter_exit";
		2824
2381	unless (eval {	2825	unless (eval {
		2826	$self->deactivate_recursive; # just to be sure
		2827
		2828	# random map handling
		2829	{
		2830	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2831
		2832	prepare_random_map $exit
		2833	if $exit->slaying eq "/!";
		2834	}
		2835
		2836	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2837	my $x = $exit->stats->hp;
		2838	my $y = $exit->stats->sp;
		2839
2382	$self->goto ($slaying, $hp, $sp);	2840	$self->goto ($map, $x, $y);
2383		2841
		2842	# if exit is damned, update players death & WoR home-position
		2843	$self->contr->savebed ($map, $x, $y)
		2844	if $exit->flag (cf::FLAG_DAMNED);
		2845
2384	1;	2846	1
2385	}) {	2847	}) {
2386	$self->message ("Something went wrong deep within the crossfire server. "	2848	$self->message ("Something went wrong deep within the deliantra server. "
2387	. "I'll try to bring you back to the map you were before. "	2849	. "I'll try to bring you back to the map you were before. "
2388	. "Please report this to the dungeon master!",	2850	. "Please report this to the dungeon master!",
2389	cf::NDI_UNIQUE | cf::NDI_RED);	2851	cf::NDI_UNIQUE | cf::NDI_RED);
2390		2852
2391	warn "ERROR in enter_exit: $@";	2853	warn "ERROR in enter_exit: $@";
…		…
2410		2872
2411	utf8::encode $text;	2873	utf8::encode $text;
2412	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2874	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2413	}	2875	}
2414		2876
		2877	=item $client->send_big_packet ($pkt)
		2878
		2879	Like C<send_packet>, but tries to compress large packets, and fragments
		2880	them as required.
		2881
		2882	=cut
		2883
		2884	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2885
		2886	sub cf::client::send_big_packet {
		2887	my ($self, $pkt) = @_;
		2888
		2889	# try lzf for large packets
		2890	$pkt = "lzf " . Compress::LZF::compress $pkt
		2891	if 1024 <= length $pkt and $self->{can_lzf};
		2892
		2893	# split very large packets
		2894	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2895	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2896	$pkt = "frag";
		2897	}
		2898
		2899	$self->send_packet ($pkt);
		2900	}
		2901
2415	=item $client->send_msg ($color, $type, $msg, [extra...])	2902	=item $client->send_msg ($channel, $msg, $color, [extra...])
2416		2903
2417	Send a drawinfo or msg packet to the client, formatting the msg for the	2904	Send a drawinfo or msg packet to the client, formatting the msg for the
2418	client if neccessary. C<$type> should be a string identifying the type of	2905	client if neccessary. C<$type> should be a string identifying the type of
2419	the message, with C<log> being the default. If C<$color> is negative, suppress	2906	the message, with C<log> being the default. If C<$color> is negative, suppress
2420	the message unless the client supports the msg packet.	2907	the message unless the client supports the msg packet.
2421		2908
2422	=cut	2909	=cut
2423		2910
		2911	# non-persistent channels (usually the info channel)
		2912	our %CHANNEL = (
		2913	"c/motd" => {
		2914	id => "infobox",
		2915	title => "MOTD",
		2916	reply => undef,
		2917	tooltip => "The message of the day",
		2918	},
		2919	"c/identify" => {
		2920	id => "infobox",
		2921	title => "Identify",
		2922	reply => undef,
		2923	tooltip => "Items recently identified",
		2924	},
		2925	"c/examine" => {
		2926	id => "infobox",
		2927	title => "Examine",
		2928	reply => undef,
		2929	tooltip => "Signs and other items you examined",
		2930	},
		2931	"c/shopinfo" => {
		2932	id => "infobox",
		2933	title => "Shop Info",
		2934	reply => undef,
		2935	tooltip => "What your bargaining skill tells you about the shop",
		2936	},
		2937	"c/book" => {
		2938	id => "infobox",
		2939	title => "Book",
		2940	reply => undef,
		2941	tooltip => "The contents of a note or book",
		2942	},
		2943	"c/lookat" => {
		2944	id => "infobox",
		2945	title => "Look",
		2946	reply => undef,
		2947	tooltip => "What you saw there",
		2948	},
		2949	"c/who" => {
		2950	id => "infobox",
		2951	title => "Players",
		2952	reply => undef,
		2953	tooltip => "Shows players who are currently online",
		2954	},
		2955	"c/body" => {
		2956	id => "infobox",
		2957	title => "Body Parts",
		2958	reply => undef,
		2959	tooltip => "Shows which body parts you posess and are available",
		2960	},
		2961	"c/statistics" => {
		2962	id => "infobox",
		2963	title => "Statistics",
		2964	reply => undef,
		2965	tooltip => "Shows your primary statistics",
		2966	},
		2967	"c/skills" => {
		2968	id => "infobox",
		2969	title => "Skills",
		2970	reply => undef,
		2971	tooltip => "Shows your experience per skill and item power",
		2972	},
		2973	"c/shopitems" => {
		2974	id => "infobox",
		2975	title => "Shop Items",
		2976	reply => undef,
		2977	tooltip => "Shows the items currently for sale in this shop",
		2978	},
		2979	"c/resistances" => {
		2980	id => "infobox",
		2981	title => "Resistances",
		2982	reply => undef,
		2983	tooltip => "Shows your resistances",
		2984	},
		2985	"c/pets" => {
		2986	id => "infobox",
		2987	title => "Pets",
		2988	reply => undef,
		2989	tooltip => "Shows information abotu your pets/a specific pet",
		2990	},
		2991	"c/perceiveself" => {
		2992	id => "infobox",
		2993	title => "Perceive Self",
		2994	reply => undef,
		2995	tooltip => "You gained detailed knowledge about yourself",
		2996	},
		2997	"c/uptime" => {
		2998	id => "infobox",
		2999	title => "Uptime",
		3000	reply => undef,
		3001	tooltip => "How long the server has been running since last restart",
		3002	},
		3003	"c/mapinfo" => {
		3004	id => "infobox",
		3005	title => "Map Info",
		3006	reply => undef,
		3007	tooltip => "Information related to the maps",
		3008	},
		3009	"c/party" => {
		3010	id => "party",
		3011	title => "Party",
		3012	reply => "gsay ",
		3013	tooltip => "Messages and chat related to your party",
		3014	},
		3015	"c/death" => {
		3016	id => "death",
		3017	title => "Death",
		3018	reply => undef,
		3019	tooltip => "Reason for and more info about your most recent death",
		3020	},
		3021	"c/say" => $SAY_CHANNEL,
		3022	"c/chat" => $CHAT_CHANNEL,
		3023	);
		3024
2424	sub cf::client::send_msg {	3025	sub cf::client::send_msg {
2425	my ($self, $color, $type, $msg, @extra) = @_;	3026	my ($self, $channel, $msg, $color, @extra) = @_;
2426		3027
2427	$msg = $self->pl->expand_cfpod ($msg);	3028	$msg = $self->pl->expand_cfpod ($msg)
		3029	unless $color & cf::NDI_VERBATIM;
		3030
		3031	$color &= cf::NDI_CLIENT_MASK; # just in case...
		3032
		3033	# check predefined channels, for the benefit of C
		3034	if ($CHANNEL{$channel}) {
		3035	$channel = $CHANNEL{$channel};
		3036
		3037	$self->ext_msg (channel_info => $channel);
		3038	$channel = $channel->{id};
		3039
		3040	} elsif (ref $channel) {
		3041	# send meta info to client, if not yet sent
		3042	unless (exists $self->{channel}{$channel->{id}}) {
		3043	$self->{channel}{$channel->{id}} = $channel;
		3044	$self->ext_msg (channel_info => $channel);
		3045	}
		3046
		3047	$channel = $channel->{id};
		3048	}
2428		3049
2429	return unless @extra || length $msg;	3050	return unless @extra || length $msg;
2430		3051
2431	if ($self->can_msg) {	3052	# default colour, mask it out
2432	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	3053	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2433	} else {	3054	if $color & cf::NDI_DEF;
2434	# replace some tags by gcfclient-compatible ones
2435	for ($msg) {
2436	1 while
2437	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2438	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2439	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2440	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2441	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2442	}
2443		3055
2444	if ($color >= 0) {	3056	my $pkt = "msg "
2445	if (0 && $msg =~ /\[/) {	3057	. $self->{json_coder}->encode (
2446	$self->send_packet ("drawextinfo $color 4 0 $msg")	3058	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2447	} else {	3059	);
2448	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2449	$self->send_packet ("drawinfo $color $msg")
2450	}
2451	}
2452	}
2453	}
2454		3060
		3061	$self->send_big_packet ($pkt);
		3062	}
		3063
2455	=item $client->ext_event ($type, %msg)	3064	=item $client->ext_msg ($type, @msg)
2456		3065
2457	Sends an ext event to the client.	3066	Sends an ext event to the client.
2458		3067
2459	=cut	3068	=cut
2460		3069
2461	sub cf::client::ext_event($$%) {	3070	sub cf::client::ext_msg($$@) {
2462	my ($self, $type, %msg) = @_;	3071	my ($self, $type, @msg) = @_;
2463		3072
		3073	if ($self->extcmd == 2) {
		3074	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3075	} elsif ($self->extcmd == 1) { # TODO: remove
2464	$msg{msgtype} = "event_$type";	3076	push @msg, msgtype => "event_$type";
2465	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	3077	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3078	}
		3079	}
		3080
		3081	=item $client->ext_reply ($msgid, @msg)
		3082
		3083	Sends an ext reply to the client.
		3084
		3085	=cut
		3086
		3087	sub cf::client::ext_reply($$@) {
		3088	my ($self, $id, @msg) = @_;
		3089
		3090	if ($self->extcmd == 2) {
		3091	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3092	} elsif ($self->extcmd == 1) {
		3093	#TODO: version 1, remove
		3094	unshift @msg, msgtype => "reply", msgid => $id;
		3095	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3096	}
2466	}	3097	}
2467		3098
2468	=item $success = $client->query ($flags, "text", \&cb)	3099	=item $success = $client->query ($flags, "text", \&cb)
2469		3100
2470	Queues a query to the client, calling the given callback with	3101	Queues a query to the client, calling the given callback with
…		…
2525	my ($ns, $buf) = @_;	3156	my ($ns, $buf) = @_;
2526		3157
2527	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3158	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2528		3159
2529	if (ref $msg) {	3160	if (ref $msg) {
		3161	my ($type, $reply, @payload) =
		3162	"ARRAY" eq ref $msg
		3163	? @$msg
		3164	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3165
		3166	my @reply;
		3167
2530	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3168	if (my $cb = $EXTICMD{$type}) {
2531	if (my %reply = $cb->($ns, $msg)) {	3169	@reply = $cb->($ns, @payload);
2532	$reply{msgid} = $msg->{msgid};
2533	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2534	}
2535	}	3170	}
		3171
		3172	$ns->ext_reply ($reply, @reply)
		3173	if $reply;
		3174
2536	} else {	3175	} else {
2537	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3176	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2538	}	3177	}
2539		3178
2540	cf::override;	3179	cf::override;
…		…
2562		3201
2563	$coro	3202	$coro
2564	}	3203	}
2565		3204
2566	cf::client->attach (	3205	cf::client->attach (
2567	on_destroy => sub {	3206	on_client_destroy => sub {
2568	my ($ns) = @_;	3207	my ($ns) = @_;
2569		3208
2570	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3209	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2571	},	3210	},
2572	);	3211	);
…		…
2587	our $safe = new Safe "safe";	3226	our $safe = new Safe "safe";
2588	our $safe_hole = new Safe::Hole;	3227	our $safe_hole = new Safe::Hole;
2589		3228
2590	$SIG{FPE} = 'IGNORE';	3229	$SIG{FPE} = 'IGNORE';
2591		3230
2592	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3231	$safe->permit_only (Opcode::opset qw(
		3232	:base_core :base_mem :base_orig :base_math :base_loop
		3233	grepstart grepwhile mapstart mapwhile
		3234	sort time
		3235	));
2593		3236
2594	# here we export the classes and methods available to script code	3237	# here we export the classes and methods available to script code
2595		3238
2596	=pod	3239	=pod
2597		3240
2598	The following functions and methods are available within a safe environment:	3241	The following functions and methods are available within a safe environment:
2599		3242
2600	cf::object	3243	cf::object
2601	contr pay_amount pay_player map x y force_find force_add	3244	contr pay_amount pay_player map x y force_find force_add destroy
2602	insert remove	3245	insert remove name archname title slaying race decrease split
		3246	value
2603		3247
2604	cf::object::player	3248	cf::object::player
2605	player	3249	player
2606		3250
2607	cf::player	3251	cf::player
…		…
2612		3256
2613	=cut	3257	=cut
2614		3258
2615	for (	3259	for (
2616	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3260	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2617	insert remove)],	3261	insert remove inv nrof name archname title slaying race
		3262	decrease split destroy change_exp value msg lore send_msg)],
2618	["cf::object::player" => qw(player)],	3263	["cf::object::player" => qw(player)],
2619	["cf::player" => qw(peaceful)],	3264	["cf::player" => qw(peaceful send_msg)],
2620	["cf::map" => qw(trigger)],	3265	["cf::map" => qw(trigger)],
2621	) {	3266	) {
2622	no strict 'refs';	3267	no strict 'refs';
2623	my ($pkg, @funs) = @$_;	3268	my ($pkg, @funs) = @$_;
2624	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3269	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2642		3287
2643	my $qcode = $code;	3288	my $qcode = $code;
2644	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3289	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2645	$qcode =~ s/\n/\\n/g;	3290	$qcode =~ s/\n/\\n/g;
2646		3291
		3292	%vars = (_dummy => 0) unless %vars;
		3293
		3294	my @res;
2647	local $_;	3295	local $_;
2648	local @safe::cf::_safe_eval_args = values %vars;
2649		3296
2650	my $eval =	3297	my $eval =
2651	"do {\n"	3298	"do {\n"
2652	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3299	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2653	. "#line 0 \"{$qcode}\"\n"	3300	. "#line 0 \"{$qcode}\"\n"
2654	. $code	3301	. $code
2655	. "\n}"	3302	. "\n}"
2656	;	3303	;
2657		3304
		3305	if ($CFG{safe_eval}) {
2658	sub_generation_inc;	3306	sub_generation_inc;
		3307	local @safe::cf::_safe_eval_args = values %vars;
2659	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3308	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2660	sub_generation_inc;	3309	sub_generation_inc;
		3310	} else {
		3311	local @cf::_safe_eval_args = values %vars;
		3312	@res = wantarray ? eval eval : scalar eval $eval;
		3313	}
2661		3314
2662	if ($@) {	3315	if ($@) {
2663	warn "$@";	3316	warn "$@";
2664	warn "while executing safe code '$code'\n";	3317	warn "while executing safe code '$code'\n";
2665	warn "with arguments " . (join " ", %vars) . "\n";	3318	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2684	=cut	3337	=cut
2685		3338
2686	sub register_script_function {	3339	sub register_script_function {
2687	my ($fun, $cb) = @_;	3340	my ($fun, $cb) = @_;
2688		3341
2689	no strict 'refs';	3342	$fun = "safe::$fun" if $CFG{safe_eval};
2690	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3343	*$fun = $safe_hole->wrap ($cb);
2691	}	3344	}
2692		3345
2693	=back	3346	=back
2694		3347
2695	=cut	3348	=cut
…		…
2697	#############################################################################	3350	#############################################################################
2698	# the server's init and main functions	3351	# the server's init and main functions
2699		3352
2700	sub load_facedata($) {	3353	sub load_facedata($) {
2701	my ($path) = @_;	3354	my ($path) = @_;
		3355
		3356	# HACK to clear player env face cache, we need some signal framework
		3357	# for this (global event?)
		3358	%ext::player_env::MUSIC_FACE_CACHE = ();
		3359
		3360	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2702		3361
2703	warn "loading facedata from $path\n";	3362	warn "loading facedata from $path\n";
2704		3363
2705	my $facedata;	3364	my $facedata;
2706	0 < aio_load $path, $facedata	3365	0 < aio_load $path, $facedata
…		…
2709	$facedata = Coro::Storable::thaw $facedata;	3368	$facedata = Coro::Storable::thaw $facedata;
2710		3369
2711	$facedata->{version} == 2	3370	$facedata->{version} == 2
2712	or cf::cleanup "$path: version mismatch, cannot proceed.";	3371	or cf::cleanup "$path: version mismatch, cannot proceed.";
2713		3372
		3373	# patch in the exptable
		3374	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3375	$facedata->{resource}{"res/exp_table"} = {
		3376	type => FT_RSRC,
		3377	data => $exp_table,
		3378	hash => (Digest::MD5::md5 $exp_table),
		3379	};
		3380	cf::cede_to_tick;
		3381
2714	{	3382	{
2715	my $faces = $facedata->{faceinfo};	3383	my $faces = $facedata->{faceinfo};
2716		3384
2717	while (my ($face, $info) = each %$faces) {	3385	while (my ($face, $info) = each %$faces) {
2718	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3386	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3387
2719	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3388	cf::face::set_visibility $idx, $info->{visibility};
		3389	cf::face::set_magicmap $idx, $info->{magicmap};
2720	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3390	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2721	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3391	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2722	Coro::cede;	3392
		3393	cf::cede_to_tick;
2723	}	3394	}
2724		3395
2725	while (my ($face, $info) = each %$faces) {	3396	while (my ($face, $info) = each %$faces) {
2726	next unless $info->{smooth};	3397	next unless $info->{smooth};
		3398
2727	my $idx = cf::face::find $face	3399	my $idx = cf::face::find $face
2728	or next;	3400	or next;
		3401
2729	if (my $smooth = cf::face::find $info->{smooth}) {	3402	if (my $smooth = cf::face::find $info->{smooth}) {
		3403	cf::face::set_smooth $idx, $smooth;
2730	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3404	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2731	} else {	3405	} else {
2732	warn "smooth face '$info->{smooth}' not found for face '$face'";	3406	warn "smooth face '$info->{smooth}' not found for face '$face'";
2733	}	3407	}
2734	Coro::cede;	3408
		3409	cf::cede_to_tick;
2735	}	3410	}
2736	}	3411	}
2737		3412
2738	{	3413	{
2739	my $anims = $facedata->{animinfo};	3414	my $anims = $facedata->{animinfo};
2740		3415
2741	while (my ($anim, $info) = each %$anims) {	3416	while (my ($anim, $info) = each %$anims) {
2742	cf::anim::set $anim, $info->{frames}, $info->{facings};	3417	cf::anim::set $anim, $info->{frames}, $info->{facings};
2743	Coro::cede;	3418	cf::cede_to_tick;
2744	}	3419	}
2745		3420
2746	cf::anim::invalidate_all; # d'oh	3421	cf::anim::invalidate_all; # d'oh
2747	}	3422	}
2748		3423
		3424	{
		3425	my $res = $facedata->{resource};
		3426
		3427	while (my ($name, $info) = each %$res) {
		3428	if (defined $info->{type}) {
		3429	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3430
		3431	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3432	cf::face::set_type $idx, $info->{type};
		3433	} else {
		3434	$RESOURCE{$name} = $info;
		3435	}
		3436
		3437	cf::cede_to_tick;
		3438	}
		3439	}
		3440
		3441	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3442
2749	1	3443	1
2750	}	3444	}
2751		3445
		3446	cf::global->attach (on_resource_update => sub {
		3447	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3448	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3449
		3450	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3451	my $sound = $soundconf->{compat}[$_]
		3452	or next;
		3453
		3454	my $face = cf::face::find "sound/$sound->[1]";
		3455	cf::sound::set $sound->[0] => $face;
		3456	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3457	}
		3458
		3459	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3460	my $face = cf::face::find "sound/$v";
		3461	cf::sound::set $k => $face;
		3462	}
		3463	}
		3464	});
		3465
		3466	register_exticmd fx_want => sub {
		3467	my ($ns, $want) = @_;
		3468
		3469	while (my ($k, $v) = each %$want) {
		3470	$ns->fx_want ($k, $v);
		3471	}
		3472	};
		3473
		3474	sub load_resource_file($) {
		3475	my $guard = lock_acquire "load_resource_file";
		3476
		3477	my $status = load_resource_file_ $_[0];
		3478	get_slot 0.1, 100;
		3479	cf::arch::commit_load;
		3480
		3481	$status
		3482	}
		3483
2752	sub reload_regions {	3484	sub reload_regions {
		3485	# HACK to clear player env face cache, we need some signal framework
		3486	# for this (global event?)
		3487	%ext::player_env::MUSIC_FACE_CACHE = ();
		3488
2753	load_resource_file "$MAPDIR/regions"	3489	load_resource_file "$MAPDIR/regions"
2754	or die "unable to load regions file\n";	3490	or die "unable to load regions file\n";
		3491
		3492	for (cf::region::list) {
		3493	$_->{match} = qr/$_->{match}/
		3494	if exists $_->{match};
		3495	}
2755	}	3496	}
2756		3497
2757	sub reload_facedata {	3498	sub reload_facedata {
2758	load_facedata "$DATADIR/facedata"	3499	load_facedata "$DATADIR/facedata"
2759	or die "unable to load facedata\n";	3500	or die "unable to load facedata\n";
2760	}	3501	}
2761		3502
2762	sub reload_archetypes {	3503	sub reload_archetypes {
2763	load_resource_file "$DATADIR/archetypes"	3504	load_resource_file "$DATADIR/archetypes"
2764	or die "unable to load archetypes\n";	3505	or die "unable to load archetypes\n";
2765	#d# NEED to laod twice to resolve forward references
2766	# this really needs to be done in an extra post-pass
2767	# (which needs to be synchronous, so solve it differently)
2768	load_resource_file "$DATADIR/archetypes"
2769	or die "unable to load archetypes\n";
2770	}	3506	}
2771		3507
2772	sub reload_treasures {	3508	sub reload_treasures {
2773	load_resource_file "$DATADIR/treasures"	3509	load_resource_file "$DATADIR/treasures"
2774	or die "unable to load treasurelists\n";	3510	or die "unable to load treasurelists\n";
2775	}	3511	}
2776		3512
2777	sub reload_resources {	3513	sub reload_resources {
2778	warn "reloading resource files...\n";	3514	warn "reloading resource files...\n";
2779		3515
		3516	reload_facedata;
		3517	reload_archetypes;
2780	reload_regions;	3518	reload_regions;
2781	reload_facedata;
2782	#reload_archetypes;#d#
2783	reload_archetypes;
2784	reload_treasures;	3519	reload_treasures;
2785		3520
2786	warn "finished reloading resource files\n";	3521	warn "finished reloading resource files\n";
2787	}	3522	}
2788		3523
2789	sub init {	3524	sub reload_config {
2790	reload_resources;	3525	warn "reloading config file...\n";
2791	}
2792		3526
2793	sub cfg_load {
2794	open my $fh, "<:utf8", "$CONFDIR/config"	3527	open my $fh, "<:utf8", "$CONFDIR/config"
2795	or return;	3528	or return;
2796		3529
2797	local $/;	3530	local $/;
2798	*CFG = YAML::Syck::Load <$fh>;	3531	*CFG = YAML::XS::Load scalar <$fh>;
2799		3532
2800	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3533	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2801		3534
2802	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3535	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2803	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3536	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2804		3537
2805	if (exists $CFG{mlockall}) {	3538	if (exists $CFG{mlockall}) {
…		…
2807	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3540	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2808	and die "WARNING: m(un)lockall failed: $!\n";	3541	and die "WARNING: m(un)lockall failed: $!\n";
2809	};	3542	};
2810	warn $@ if $@;	3543	warn $@ if $@;
2811	}	3544	}
		3545
		3546	warn "finished reloading resource files\n";
		3547	}
		3548
		3549	sub pidfile() {
		3550	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3551	or die "$PIDFILE: $!";
		3552	flock $fh, &Fcntl::LOCK_EX
		3553	or die "$PIDFILE: flock: $!";
		3554	$fh
		3555	}
		3556
		3557	# make sure only one server instance is running at any one time
		3558	sub atomic {
		3559	my $fh = pidfile;
		3560
		3561	my $pid = <$fh>;
		3562	kill 9, $pid if $pid > 0;
		3563
		3564	seek $fh, 0, 0;
		3565	print $fh $$;
		3566	}
		3567
		3568	sub main_loop {
		3569	warn "EV::loop starting\n";
		3570	if (1) {
		3571	EV::loop;
		3572	}
		3573	warn "EV::loop returned\n";
		3574	goto &main_loop unless $REALLY_UNLOOP;
2812	}	3575	}
2813		3576
2814	sub main {	3577	sub main {
		3578	cf::init_globals; # initialise logging
		3579
		3580	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3581	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3582	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3583	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3584
		3585	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3586
2815	# we must not ever block the main coroutine	3587	# we must not ever block the main coroutine
2816	local $Coro::idle = sub {	3588	local $Coro::idle = sub {
2817	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3589	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2818	(async {	3590	(async {
2819	Event::one_event;	3591	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3592	EV::loop EV::LOOP_ONESHOT;
2820	})->prio (Coro::PRIO_MAX);	3593	})->prio (Coro::PRIO_MAX);
2821	};	3594	};
2822		3595
2823	cfg_load;	3596	evthread_start IO::AIO::poll_fileno;
		3597
		3598	cf::sync_job {
		3599	cf::init_experience;
		3600	cf::init_anim;
		3601	cf::init_attackmess;
		3602	cf::init_dynamic;
		3603
		3604	cf::load_settings;
		3605	cf::load_materials;
		3606
		3607	reload_resources;
		3608	reload_config;
2824	db_init;	3609	db_init;
		3610
		3611	cf::init_uuid;
		3612	cf::init_signals;
		3613	cf::init_skills;
		3614
		3615	cf::init_beforeplay;
		3616
		3617	atomic;
		3618
2825	load_extensions;	3619	load_extensions;
2826		3620
2827	$TICK_WATCHER->start;	3621	utime time, time, $RUNTIMEFILE;
2828	Event::loop;	3622
		3623	# no (long-running) fork's whatsoever before this point(!)
		3624	use POSIX ();
		3625	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3626
		3627	(pop @POST_INIT)->(0) while @POST_INIT;
		3628	};
		3629
		3630	cf::object::thawer::errors_are_fatal 0;
		3631	warn "parse errors in files are no longer fatal from this point on.\n";
		3632
		3633	main_loop;
2829	}	3634	}
2830		3635
2831	#############################################################################	3636	#############################################################################
2832	# initialisation and cleanup	3637	# initialisation and cleanup
2833		3638
2834	# install some emergency cleanup handlers	3639	# install some emergency cleanup handlers
2835	BEGIN {	3640	BEGIN {
		3641	our %SIGWATCHER = ();
2836	for my $signal (qw(INT HUP TERM)) {	3642	for my $signal (qw(INT HUP TERM)) {
2837	Event->signal (	3643	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2838	reentrant => 0,
2839	data => WF_AUTOCANCEL,
2840	signal => $signal,
2841	prio => 0,
2842	cb => sub {
2843	cf::cleanup "SIG$signal";	3644	cf::cleanup "SIG$signal";
2844	},
2845	);	3645	};
2846	}	3646	}
2847	}	3647	}
2848		3648
2849	sub write_runtime {	3649	sub write_runtime_sync {
2850	my $runtime = "$LOCALDIR/runtime";	3650	my $t0 = AE::time;
2851		3651
2852	# first touch the runtime file to show we are still running:	3652	# first touch the runtime file to show we are still running:
2853	# the fsync below can take a very very long time.	3653	# the fsync below can take a very very long time.
2854		3654
2855	IO::AIO::aio_utime $runtime, undef, undef;	3655	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2856		3656
2857	my $guard = cf::lock_acquire "write_runtime";	3657	my $guard = cf::lock_acquire "write_runtime";
2858		3658
2859	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3659	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2860	or return;	3660	or return;
2861		3661
2862	my $value = $cf::RUNTIME + 90 + 10;	3662	my $value = $cf::RUNTIME + 90 + 10;
2863	# 10 is the runtime save interval, for a monotonic clock	3663	# 10 is the runtime save interval, for a monotonic clock
2864	# 60 allows for the watchdog to kill the server.	3664	# 60 allows for the watchdog to kill the server.
…		…
2874	aio_utime $fh, undef, undef;	3674	aio_utime $fh, undef, undef;
2875		3675
2876	close $fh	3676	close $fh
2877	or return;	3677	or return;
2878		3678
2879	aio_rename "$runtime~", $runtime	3679	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2880	and return;	3680	and return;
2881		3681
2882	warn "runtime file written.\n";	3682	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
2883		3683
2884	1	3684	1
		3685	}
		3686
		3687	our $uuid_lock;
		3688	our $uuid_skip;
		3689
		3690	sub write_uuid_sync($) {
		3691	$uuid_skip ||= $_[0];
		3692
		3693	return if $uuid_lock;
		3694	local $uuid_lock = 1;
		3695
		3696	my $uuid = "$LOCALDIR/uuid";
		3697
		3698	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3699	or return;
		3700
		3701	my $value = uuid_seq uuid_cur;
		3702
		3703	unless ($value) {
		3704	warn "cowardly refusing to write zero uuid value!\n";
		3705	return;
		3706	}
		3707
		3708	my $value = uuid_str $value + $uuid_skip;
		3709	$uuid_skip = 0;
		3710
		3711	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3712	and return;
		3713
		3714	# always fsync - this file is important
		3715	aio_fsync $fh
		3716	and return;
		3717
		3718	close $fh
		3719	or return;
		3720
		3721	aio_rename "$uuid~", $uuid
		3722	and return;
		3723
		3724	warn "uuid file written ($value).\n";
		3725
		3726	1
		3727
		3728	}
		3729
		3730	sub write_uuid($$) {
		3731	my ($skip, $sync) = @_;
		3732
		3733	$sync ? write_uuid_sync $skip
		3734	: async { write_uuid_sync $skip };
2885	}	3735	}
2886		3736
2887	sub emergency_save() {	3737	sub emergency_save() {
2888	my $freeze_guard = cf::freeze_mainloop;	3738	my $freeze_guard = cf::freeze_mainloop;
2889		3739
2890	warn "enter emergency perl save\n";	3740	warn "emergency_perl_save: enter\n";
2891		3741
2892	cf::sync_job {	3742	cf::sync_job {
		3743	# this is a trade-off: we want to be very quick here, so
		3744	# save all maps without fsync, and later call a global sync
		3745	# (which in turn might be very very slow)
		3746	local $USE_FSYNC = 0;
		3747
2893	# use a peculiar iteration method to avoid tripping on perl	3748	# use a peculiar iteration method to avoid tripping on perl
2894	# refcount bugs in for. also avoids problems with players	3749	# refcount bugs in for. also avoids problems with players
2895	# and maps saved/destroyed asynchronously.	3750	# and maps saved/destroyed asynchronously.
2896	warn "begin emergency player save\n";	3751	warn "emergency_perl_save: begin player save\n";
2897	for my $login (keys %cf::PLAYER) {	3752	for my $login (keys %cf::PLAYER) {
2898	my $pl = $cf::PLAYER{$login} or next;	3753	my $pl = $cf::PLAYER{$login} or next;
2899	$pl->valid or next;	3754	$pl->valid or next;
		3755	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2900	$pl->save;	3756	$pl->save;
2901	}	3757	}
2902	warn "end emergency player save\n";	3758	warn "emergency_perl_save: end player save\n";
2903		3759
2904	warn "begin emergency map save\n";	3760	warn "emergency_perl_save: begin map save\n";
2905	for my $path (keys %cf::MAP) {	3761	for my $path (keys %cf::MAP) {
2906	my $map = $cf::MAP{$path} or next;	3762	my $map = $cf::MAP{$path} or next;
2907	$map->valid or next;	3763	$map->valid or next;
2908	$map->save;	3764	$map->save;
2909	}	3765	}
2910	warn "end emergency map save\n";	3766	warn "emergency_perl_save: end map save\n";
2911		3767
2912	warn "begin emergency database checkpoint\n";	3768	warn "emergency_perl_save: begin database checkpoint\n";
2913	BDB::db_env_txn_checkpoint $DB_ENV;	3769	BDB::db_env_txn_checkpoint $DB_ENV;
2914	warn "end emergency database checkpoint\n";	3770	warn "emergency_perl_save: end database checkpoint\n";
		3771
		3772	warn "emergency_perl_save: begin write uuid\n";
		3773	write_uuid_sync 1;
		3774	warn "emergency_perl_save: end write uuid\n";
2915	};	3775	};
2916		3776
		3777	warn "emergency_perl_save: starting sync()\n";
		3778	IO::AIO::aio_sync sub {
		3779	warn "emergency_perl_save: finished sync()\n";
		3780	};
		3781
2917	warn "leave emergency perl save\n";	3782	warn "emergency_perl_save: leave\n";
2918	}	3783	}
2919		3784
2920	sub post_cleanup {	3785	sub post_cleanup {
2921	my ($make_core) = @_;	3786	my ($make_core) = @_;
2922		3787
2923	warn Carp::longmess "post_cleanup backtrace"	3788	warn Carp::longmess "post_cleanup backtrace"
2924	if $make_core;	3789	if $make_core;
		3790
		3791	my $fh = pidfile;
		3792	unlink $PIDFILE if <$fh> == $$;
		3793	}
		3794
		3795	# a safer delete_package, copied from Symbol
		3796	sub clear_package($) {
		3797	my $pkg = shift;
		3798
		3799	# expand to full symbol table name if needed
		3800	unless ($pkg =~ /^main::.*::$/) {
		3801	$pkg = "main$pkg" if $pkg =~ /^::/;
		3802	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3803	$pkg .= '::' unless $pkg =~ /::$/;
		3804	}
		3805
		3806	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3807	my $stem_symtab = *{$stem}{HASH};
		3808
		3809	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3810	or return;
		3811
		3812	# clear all symbols
		3813	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3814	for my $name (keys %$leaf_symtab) {
		3815	_gv_clear *{"$pkg$name"};
		3816	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3817	}
2925	}	3818	}
2926		3819
2927	sub do_reload_perl() {	3820	sub do_reload_perl() {
2928	# can/must only be called in main	3821	# can/must only be called in main
2929	if ($Coro::current != $Coro::main) {	3822	if (in_main) {
2930	warn "can only reload from main coroutine";	3823	warn "can only reload from main coroutine";
2931	return;	3824	return;
2932	}	3825	}
2933		3826
		3827	return if $RELOAD++;
		3828
		3829	my $t1 = AE::time;
		3830
		3831	while ($RELOAD) {
2934	warn "reloading...";	3832	warn "reloading...";
2935		3833
2936	warn "entering sync_job";	3834	warn "entering sync_job";
2937		3835
2938	cf::sync_job {	3836	cf::sync_job {
2939	cf::write_runtime; # external watchdog should not bark	3837	cf::write_runtime_sync; # external watchdog should not bark
2940	cf::emergency_save;	3838	cf::emergency_save;
2941	cf::write_runtime; # external watchdog should not bark	3839	cf::write_runtime_sync; # external watchdog should not bark
2942		3840
2943	warn "syncing database to disk";	3841	warn "syncing database to disk";
2944	BDB::db_env_txn_checkpoint $DB_ENV;	3842	BDB::db_env_txn_checkpoint $DB_ENV;
2945		3843
2946	# if anything goes wrong in here, we should simply crash as we already saved	3844	# if anything goes wrong in here, we should simply crash as we already saved
2947		3845
2948	warn "cancelling all WF_AUTOCANCEL watchers";
2949	for (Event::all_watchers) {
2950	$_->cancel if $_->data & WF_AUTOCANCEL;
2951	}
2952
2953	warn "flushing outstanding aio requests";	3846	warn "flushing outstanding aio requests";
2954	for (;;) {
2955	BDB::flush;
2956	IO::AIO::flush;
2957	Coro::cede;
2958	last unless IO::AIO::nreqs || BDB::nreqs;	3847	while (IO::AIO::nreqs || BDB::nreqs) {
2959	warn "iterate...";	3848	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
2960	}
2961
2962	++$RELOAD;
2963
2964	warn "cancelling all extension coros";
2965	$_->cancel for values %EXT_CORO;
2966	%EXT_CORO = ();
2967
2968	warn "removing commands";
2969	%COMMAND = ();
2970
2971	warn "removing ext/exti commands";
2972	%EXTCMD = ();
2973	%EXTICMD = ();
2974
2975	warn "unloading/nuking all extensions";
2976	for my $pkg (@EXTS) {
2977	warn "... unloading $pkg";
2978
2979	if (my $cb = $pkg->can ("unload")) {
2980	eval {
2981	$cb->($pkg);
2982	1
2983	} or warn "$pkg unloaded, but with errors: $@";
2984	}	3849	}
2985		3850
2986	warn "... nuking $pkg";	3851	warn "cancelling all extension coros";
2987	Symbol::delete_package $pkg;	3852	$_->cancel for values %EXT_CORO;
2988	}	3853	%EXT_CORO = ();
2989		3854
2990	warn "unloading all perl modules loaded from $LIBDIR";	3855	warn "removing commands";
2991	while (my ($k, $v) = each %INC) {	3856	%COMMAND = ();
2992	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2993		3857
		3858	warn "removing ext/exti commands";
		3859	%EXTCMD = ();
		3860	%EXTICMD = ();
		3861
		3862	warn "unloading/nuking all extensions";
		3863	for my $pkg (@EXTS) {
2994	warn "... unloading $k";	3864	warn "... unloading $pkg";
2995	delete $INC{$k};
2996		3865
2997	$k =~ s/\.pm$//;
2998	$k =~ s/\//::/g;
2999
3000	if (my $cb = $k->can ("unload_module")) {	3866	if (my $cb = $pkg->can ("unload")) {
		3867	eval {
3001	$cb->();	3868	$cb->($pkg);
		3869	1
		3870	} or warn "$pkg unloaded, but with errors: $@";
		3871	}
		3872
		3873	warn "... clearing $pkg";
		3874	clear_package $pkg;
3002	}	3875	}
3003		3876
3004	Symbol::delete_package $k;	3877	warn "unloading all perl modules loaded from $LIBDIR";
		3878	while (my ($k, $v) = each %INC) {
		3879	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3880
		3881	warn "... unloading $k";
		3882	delete $INC{$k};
		3883
		3884	$k =~ s/\.pm$//;
		3885	$k =~ s/\//::/g;
		3886
		3887	if (my $cb = $k->can ("unload_module")) {
		3888	$cb->();
		3889	}
		3890
		3891	clear_package $k;
3005	}	3892	}
3006		3893
3007	warn "getting rid of safe::, as good as possible";	3894	warn "getting rid of safe::, as good as possible";
3008	Symbol::delete_package "safe::$_"	3895	clear_package "safe::$_"
3009	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3896	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3010		3897
3011	warn "unloading cf.pm \"a bit\"";	3898	warn "unloading cf.pm \"a bit\"";
3012	delete $INC{"cf.pm"};	3899	delete $INC{"cf.pm"};
3013	delete $INC{"cf/pod.pm"};	3900	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3014		3901
3015	# don't, removes xs symbols, too,	3902	# don't, removes xs symbols, too,
3016	# and global variables created in xs	3903	# and global variables created in xs
3017	#Symbol::delete_package __PACKAGE__;	3904	#clear_package __PACKAGE__;
3018		3905
3019	warn "unload completed, starting to reload now";	3906	warn "unload completed, starting to reload now";
3020		3907
3021	warn "reloading cf.pm";	3908	warn "reloading cf.pm";
3022	require cf;	3909	require cf;
3023	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3910	cf::_connect_to_perl_1;
3024		3911
3025	warn "loading config and database again";	3912	warn "loading config and database again";
3026	cf::cfg_load;	3913	cf::reload_config;
3027		3914
3028	warn "loading extensions";	3915	warn "loading extensions";
3029	cf::load_extensions;	3916	cf::load_extensions;
3030		3917
		3918	if ($REATTACH_ON_RELOAD) {
3031	warn "reattaching attachments to objects/players";	3919	warn "reattaching attachments to objects/players";
3032	_global_reattach; # objects, sockets	3920	_global_reattach; # objects, sockets
3033	warn "reattaching attachments to maps";	3921	warn "reattaching attachments to maps";
3034	reattach $_ for values %MAP;	3922	reattach $_ for values %MAP;
3035	warn "reattaching attachments to players";	3923	warn "reattaching attachments to players";
3036	reattach $_ for values %PLAYER;	3924	reattach $_ for values %PLAYER;
		3925	}
3037		3926
		3927	warn "running post_init jobs";
		3928	(pop @POST_INIT)->(1) while @POST_INIT;
		3929
3038	warn "leaving sync_job";	3930	warn "leaving sync_job";
3039		3931
3040	1	3932	1
3041	} or do {	3933	} or do {
3042	warn $@;	3934	warn $@;
3043	warn "error while reloading, exiting.";	3935	cf::cleanup "error while reloading, exiting.";
3044	exit 1;
3045	};	3936	};
3046		3937
3047	warn "reloaded";	3938	warn "reloaded";
		3939	--$RELOAD;
		3940	}
		3941
		3942	$t1 = AE::time - $t1;
		3943	warn "reload completed in ${t1}s\n";
3048	};	3944	};
3049		3945
3050	our $RELOAD_WATCHER; # used only during reload	3946	our $RELOAD_WATCHER; # used only during reload
3051		3947
3052	sub reload_perl() {	3948	sub reload_perl() {
3053	# doing reload synchronously and two reloads happen back-to-back,	3949	# doing reload synchronously and two reloads happen back-to-back,
3054	# coro crashes during coro_state_free->destroy here.	3950	# coro crashes during coro_state_free->destroy here.
3055		3951
3056	$RELOAD_WATCHER ||= Event->timer (	3952	$RELOAD_WATCHER ||= cf::async {
3057	reentrant => 0,	3953	Coro::AIO::aio_wait cache_extensions;
3058	after => 0,	3954
3059	data => WF_AUTOCANCEL,	3955	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3060	cb => sub {
3061	do_reload_perl;	3956	do_reload_perl;
3062	undef $RELOAD_WATCHER;	3957	undef $RELOAD_WATCHER;
3063	},	3958	};
3064	);	3959	};
3065	}	3960	}
3066		3961
3067	register_command "reload" => sub {	3962	register_command "reload" => sub {
3068	my ($who, $arg) = @_;	3963	my ($who, $arg) = @_;
3069		3964
3070	if ($who->flag (FLAG_WIZ)) {	3965	if ($who->flag (FLAG_WIZ)) {
3071	$who->message ("reloading server.");	3966	$who->message ("reloading server.");
		3967	async {
		3968	$Coro::current->{desc} = "perl_reload";
3072	async { reload_perl };	3969	reload_perl;
		3970	};
3073	}	3971	}
3074	};	3972	};
3075		3973
3076	unshift @INC, $LIBDIR;	3974	unshift @INC, $LIBDIR;
3077		3975
…		…
3079		3977
3080	our @WAIT_FOR_TICK;	3978	our @WAIT_FOR_TICK;
3081	our @WAIT_FOR_TICK_BEGIN;	3979	our @WAIT_FOR_TICK_BEGIN;
3082		3980
3083	sub wait_for_tick {	3981	sub wait_for_tick {
3084	return unless $TICK_WATCHER->is_active;
3085	return if $Coro::current == $Coro::main;	3982	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3086		3983
3087	my $signal = new Coro::Signal;	3984	my $signal = new Coro::Signal;
3088	push @WAIT_FOR_TICK, $signal;	3985	push @WAIT_FOR_TICK, $signal;
3089	$signal->wait;	3986	$signal->wait;
3090	}	3987	}
3091		3988
3092	sub wait_for_tick_begin {	3989	sub wait_for_tick_begin {
3093	return unless $TICK_WATCHER->is_active;
3094	return if $Coro::current == $Coro::main;	3990	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3095		3991
3096	my $signal = new Coro::Signal;	3992	my $signal = new Coro::Signal;
3097	push @WAIT_FOR_TICK_BEGIN, $signal;	3993	push @WAIT_FOR_TICK_BEGIN, $signal;
3098	$signal->wait;	3994	$signal->wait;
3099	}	3995	}
3100		3996
3101	my $min = 1e6;#d#	3997	sub tick {
3102	my $avg = 10;
3103	$TICK_WATCHER = Event->timer (
3104	reentrant => 0,
3105	parked => 1,
3106	prio => 0,
3107	at => $NEXT_TICK || $TICK,
3108	data => WF_AUTOCANCEL,
3109	cb => sub {
3110	if ($Coro::current != $Coro::main) {	3998	if ($Coro::current != $Coro::main) {
3111	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3999	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3112	unless ++$bug_warning > 10;	4000	unless ++$bug_warning > 10;
3113	return;	4001	return;
3114	}	4002	}
3115		4003
3116	$NOW = $tick_start = Event::time;
3117
3118	cf::server_tick; # one server iteration	4004	cf::server_tick; # one server iteration
3119		4005
3120	0 && sync_job {#d#	4006	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3121	for(1..10) {
3122	my $t = Event::time;
3123	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3124	or die;
3125		4007
3126	$map->width (50);	4008	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3127	$map->height (50);	4009	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3128	$map->alloc;	4010	Coro::async_pool {
3129	$map->_load_objects ("/tmp/x.map", 1);	4011	$Coro::current->{desc} = "runtime saver";
3130	my $t = Event::time - $t;	4012	write_runtime_sync
3131		4013	or warn "ERROR: unable to write runtime file: $!";
3132	#next unless $t < 0.0013;#d#
3133	if ($t < $min) {
3134	$min = $t;
3135	}
3136	$avg = $avg * 0.99 + $t * 0.01;
3137	}
3138	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3139	exit 0;
3140	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3141	};	4014	};
		4015	}
3142		4016
3143	$RUNTIME += $TICK;
3144	$NEXT_TICK += $TICK;
3145
3146	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3147	$NEXT_RUNTIME_WRITE = $NOW + 10;
3148	Coro::async_pool {
3149	write_runtime
3150	or warn "ERROR: unable to write runtime file: $!";
3151	};
3152	}
3153
3154	# my $AFTER = Event::time;
3155	# warn $AFTER - $NOW;#d#
3156
3157	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4017	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3158	$sig->send;	4018	$sig->send;
3159	}	4019	}
3160	while (my $sig = shift @WAIT_FOR_TICK) {	4020	while (my $sig = shift @WAIT_FOR_TICK) {
3161	$sig->send;	4021	$sig->send;
3162	}	4022	}
3163		4023
3164	$NOW = Event::time;	4024	$LOAD = ($NOW - $TICK_START) / $TICK;
3165
3166	# if we are delayed by four ticks or more, skip them all
3167	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3168
3169	$TICK_WATCHER->at ($NEXT_TICK);
3170	$TICK_WATCHER->start;
3171
3172	$LOAD = ($NOW - $tick_start) / $TICK;
3173	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4025	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3174		4026
3175	_post_tick;	4027	if (0) {
3176		4028	if ($NEXT_TICK) {
3177		4029	my $jitter = $TICK_START - $NEXT_TICK;
		4030	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4031	warn "jitter $JITTER\n";#d#
		4032	}
3178	},	4033	}
3179	);	4034	}
3180		4035
3181	{	4036	{
3182	BDB::max_poll_time $TICK * 0.1;	4037	# configure BDB
3183	$BDB_POLL_WATCHER = Event->io (	4038
3184	reentrant => 0,
3185	fd => BDB::poll_fileno,
3186	poll => 'r',
3187	prio => 0,
3188	data => WF_AUTOCANCEL,
3189	cb => \&BDB::poll_cb,
3190	);
3191	BDB::min_parallel 8;	4039	BDB::min_parallel 16;
3192		4040	BDB::max_poll_reqs $TICK * 0.1;
3193	BDB::set_sync_prepare {	4041	$AnyEvent::BDB::WATCHER->priority (1);
3194	my $status;
3195	my $current = $Coro::current;
3196	(
3197	sub {
3198	$status = $!;
3199	$current->ready; undef $current;
3200	},
3201	sub {
3202	Coro::schedule while defined $current;
3203	$! = $status;
3204	},
3205	)
3206	};
3207		4042
3208	unless ($DB_ENV) {	4043	unless ($DB_ENV) {
3209	$DB_ENV = BDB::db_env_create;	4044	$DB_ENV = BDB::db_env_create;
		4045	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4046	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4047	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4048	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4049	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3210		4050
3211	cf::sync_job {	4051	cf::sync_job {
3212	eval {	4052	eval {
3213	BDB::db_env_open	4053	BDB::db_env_open
3214	$DB_ENV,	4054	$DB_ENV,
…		…
3216	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4056	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3217	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4057	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3218	0666;	4058	0666;
3219		4059
3220	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4060	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3221
3222	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3223	$DB_ENV->set_lk_detect;
3224	};	4061	};
3225		4062
3226	cf::cleanup "db_env_open(db): $@" if $@;	4063	cf::cleanup "db_env_open(db): $@" if $@;
3227	};	4064	};
3228	}	4065	}
		4066
		4067	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4068	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4069	};
		4070	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4071	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4072	};
		4073	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4074	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4075	};
3229	}	4076	}
3230		4077
3231	{	4078	{
		4079	# configure IO::AIO
		4080
3232	IO::AIO::min_parallel 8;	4081	IO::AIO::min_parallel 8;
3233
3234	undef $Coro::AIO::WATCHER;
3235	IO::AIO::max_poll_time $TICK * 0.1;	4082	IO::AIO::max_poll_time $TICK * 0.1;
3236	$AIO_POLL_WATCHER = Event->io (	4083	undef $AnyEvent::AIO::WATCHER;
3237	reentrant => 0,
3238	data => WF_AUTOCANCEL,
3239	fd => IO::AIO::poll_fileno,
3240	poll => 'r',
3241	prio => 6,
3242	cb => \&IO::AIO::poll_cb,
3243	);
3244	}	4084	}
3245		4085
3246	my $_log_backtrace;	4086	my $_log_backtrace;
3247		4087
3248	sub _log_backtrace {	4088	sub _log_backtrace {
…		…
3251	$msg =~ s/\n//;	4091	$msg =~ s/\n//;
3252		4092
3253	# limit the # of concurrent backtraces	4093	# limit the # of concurrent backtraces
3254	if ($_log_backtrace < 2) {	4094	if ($_log_backtrace < 2) {
3255	++$_log_backtrace;	4095	++$_log_backtrace;
		4096	my $perl_bt = Carp::longmess $msg;
3256	async {	4097	async {
		4098	$Coro::current->{desc} = "abt $msg";
		4099
3257	my @bt = fork_call {	4100	my @bt = fork_call {
3258	@addr = map { sprintf "%x", $_ } @addr;	4101	@addr = map { sprintf "%x", $_ } @addr;
3259	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4102	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3260	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4103	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3261	or die "addr2line: $!";	4104	or die "addr2line: $!";
…		…
3269	}	4112	}
3270		4113
3271	@funcs	4114	@funcs
3272	};	4115	};
3273		4116
3274	LOG llevInfo, "[ABT] $msg\n";	4117	LOG llevInfo, "[ABT] $perl_bt\n";
		4118	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3275	LOG llevInfo, "[ABT] $_\n" for @bt;	4119	LOG llevInfo, "[ABT] $_\n" for @bt;
3276	--$_log_backtrace;	4120	--$_log_backtrace;
3277	};	4121	};
3278	} else {	4122	} else {
3279	LOG llevInfo, "[ABT] $msg\n";	4123	LOG llevInfo, "[ABT] $msg\n";
3280	LOG llevInfo, "[ABT] [suppressed]\n";	4124	LOG llevInfo, "[ABT] [suppressed]\n";
3281	}	4125	}
3282	}	4126	}
3283		4127
3284	# load additional modules	4128	# load additional modules
3285	use cf::pod;	4129	require "cf/$_.pm" for @EXTRA_MODULES;
		4130	cf::_connect_to_perl_2;
3286		4131
3287	END { cf::emergency_save }	4132	END { cf::emergency_save }
3288		4133
3289	1	4134	1
3290		4135

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