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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.300 by root, Tue Jul 10 06:44:29 2007 UTC vs.
Revision 1.529 by root, Wed Apr 28 11:28:22 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use Storable;	32	use EV;
10	use Event;
11	use Opcode;	33	use Opcode;
12	use Safe;	34	use Safe;
13	use Safe::Hole;	35	use Safe::Hole;
		36	use Storable ();
		37	use Carp ();
14		38
		39	use Guard ();
15	use Coro 3.61 ();	40	use Coro ();
16	use Coro::State;	41	use Coro::State;
17	use Coro::Handle;	42	use Coro::Handle;
		43	use Coro::EV;
18	use Coro::Event;	44	use Coro::AnyEvent;
19	use Coro::Timer;	45	use Coro::Timer;
20	use Coro::Signal;	46	use Coro::Signal;
21	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
22	use Coro::AIO;	50	use Coro::AIO;
		51	use Coro::BDB 1.6;
23	use Coro::Storable;	52	use Coro::Storable;
		53	use Coro::Util ();
24		54
25	use JSON::XS 1.4 ();	55	use JSON::XS 2.01 ();
26	use BDB ();	56	use BDB ();
27	use Data::Dumper;	57	use Data::Dumper;
28	use Digest::MD5;
29	use Fcntl;	58	use Fcntl;
30	use YAML::Syck ();	59	use YAML::XS ();
31	use IO::AIO 2.32 ();	60	use IO::AIO ();
32	use Time::HiRes;	61	use Time::HiRes;
33	use Compress::LZF;	62	use Compress::LZF;
		63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
34		66
35	# configure various modules to our taste	67	# configure various modules to our taste
36	#	68	#
37	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
38	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	70	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		71
		72	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		73
		74	# make sure c-lzf reinitialises itself
		75	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
39	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	76	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
40		77
41	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
42		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
43	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
44	$YAML::Syck::ImplicitUnicode = 1;
45
46	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
47		80
48	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
49		82
50	our %COMMAND = ();	83	our %COMMAND = ();
51	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
54	our %EXTCMD = ();	87	our %EXTCMD = ();
55	our %EXTICMD = ();	88	our %EXTICMD = ();
56	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
57	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
58		91
59	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
60	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
61		96
62	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
63	our $DATADIR = datadir;	98	our $DATADIR = datadir;
64	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
65	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
66	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
67	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
68	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
69	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
70	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
71	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
72	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE;
		112
		113	our $OUTPUT_RATE_MIN = 3000;
		114	our $OUTPUT_RATE_MAX = 1000000;
		115
		116	our $MAX_LINKS = 32; # how many chained exits to follow
		117	our $VERBOSE_IO = 1;
73		118
74	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	119	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
75	our $TICK_WATCHER;
76	our $AIO_POLL_WATCHER;
77	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	120	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
78	our $NEXT_TICK;	121	our $NEXT_TICK;
79	our $NOW;
80	our $USE_FSYNC = 1; # use fsync to write maps - default off	122	our $USE_FSYNC = 1; # use fsync to write maps - default on
81		123
		124	our $BDB_DEADLOCK_WATCHER;
		125	our $BDB_CHECKPOINT_WATCHER;
82	our $BDB_POLL_WATCHER;	126	our $BDB_TRICKLE_WATCHER;
83	our $DB_ENV;	127	our $DB_ENV;
		128
		129	our @EXTRA_MODULES = qw(pod match mapscript);
84		130
85	our %CFG;	131	our %CFG;
86		132
87	our $UPTIME; $UPTIME ||= time;	133	our $UPTIME; $UPTIME ||= time;
88	our $RUNTIME;	134	our $RUNTIME;
		135	our $NOW;
89		136
90	our %PLAYER; # all users	137	our (%PLAYER, %PLAYER_LOADING); # all users
91	our %MAP; # all maps	138	our (%MAP, %MAP_LOADING ); # all maps
92	our $LINK_MAP; # the special {link} map, which is always available	139	our $LINK_MAP; # the special {link} map, which is always available
93		140
94	# used to convert map paths into valid unix filenames by replacing / by ∕	141	# used to convert map paths into valid unix filenames by replacing / by ∕
95	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	142	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
96		143
97	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	144	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
98	our $LOADAVG; # same thing, but with alpha-smoothing	145	our $LOADAVG; # same thing, but with alpha-smoothing
		146	our $JITTER; # average jitter
99	our $tick_start; # for load detecting purposes	147	our $TICK_START; # for load detecting purposes
		148
		149	our @POST_INIT;
		150
		151	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		152	our $REALLY_UNLOOP; # never set to true, please :)
100		153
101	binmode STDOUT;	154	binmode STDOUT;
102	binmode STDERR;	155	binmode STDERR;
103		156
104	# read virtual server time, if available	157	# read virtual server time, if available
105	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	158	unless ($RUNTIME || !-e $RUNTIMEFILE) {
106	open my $fh, "<", "$LOCALDIR/runtime"	159	open my $fh, "<", $RUNTIMEFILE
107	or die "unable to read runtime file: $!";	160	or die "unable to read $RUNTIMEFILE file: $!";
108	$RUNTIME = <$fh> + 0.;	161	$RUNTIME = <$fh> + 0.;
109	}	162	}
		163
		164	eval "sub TICK() { $TICK } 1" or die;
110		165
111	mkdir $_	166	mkdir $_
112	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	167	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
113		168
114	our $EMERGENCY_POSITION;	169	our $EMERGENCY_POSITION;
115		170
116	sub cf::map::normalise;	171	sub cf::map::normalise;
		172
		173	sub in_main() {
		174	$Coro::current == $Coro::main
		175	}
		176
		177	#############################################################################
		178
		179	%REFLECT = ();
		180	for (@REFLECT) {
		181	my $reflect = JSON::XS::decode_json $_;
		182	$REFLECT{$reflect->{class}} = $reflect;
		183	}
		184
		185	# this is decidedly evil
		186	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
117		187
118	#############################################################################	188	#############################################################################
119		189
120	=head2 GLOBAL VARIABLES	190	=head2 GLOBAL VARIABLES
121		191
…		…
157		227
158	The raw value load value from the last tick.	228	The raw value load value from the last tick.
159		229
160	=item %cf::CFG	230	=item %cf::CFG
161		231
162	Configuration for the server, loaded from C</etc/crossfire/config>, or	232	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
163	from wherever your confdir points to.	233	from wherever your confdir points to.
164		234
165	=item cf::wait_for_tick, cf::wait_for_tick_begin	235	=item cf::wait_for_tick, cf::wait_for_tick_begin
166		236
167	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	237	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
168	returns directly I<after> the tick processing (and consequently, can only wake one process	238	returns directly I<after> the tick processing (and consequently, can only wake one process
169	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	239	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
170		240
		241	=item @cf::INVOKE_RESULTS
		242
		243	This array contains the results of the last C<invoke ()> call. When
		244	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		245	that call.
		246
		247	=item %cf::REFLECT
		248
		249	Contains, for each (C++) class name, a hash reference with information
		250	about object members (methods, scalars, arrays and flags) and other
		251	metadata, which is useful for introspection.
		252
171	=back	253	=back
172		254
173	=cut	255	=cut
174		256
175	BEGIN {	257	$Coro::State::WARNHOOK = sub {
176	*CORE::GLOBAL::warn = sub {
177	my $msg = join "", @_;	258	my $msg = join "", @_;
178		259
179	$msg .= "\n"	260	$msg .= "\n"
180	unless $msg =~ /\n$/;	261	unless $msg =~ /\n$/;
181		262
182	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	263	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
183		264
184	utf8::encode $msg;
185	LOG llevError, $msg;	265	LOG llevError, $msg;
186	};	266	};
187	}	267
		268	$Coro::State::DIEHOOK = sub {
		269	return unless $^S eq 0; # "eq", not "=="
		270
		271	warn Carp::longmess $_[0];
		272
		273	if (in_main) {#d#
		274	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		275	return;#d#
		276	}#d#
		277
		278	# kill coroutine otherwise
		279	Coro::terminate
		280	};
188		281
189	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	282	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
190	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	283	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
191	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	284	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
192	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	285	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
199	for my $pkg (qw(	292	for my $pkg (qw(
200	cf::global cf::attachable	293	cf::global cf::attachable
201	cf::object cf::object::player	294	cf::object cf::object::player
202	cf::client cf::player	295	cf::client cf::player
203	cf::arch cf::living	296	cf::arch cf::living
		297	cf::map cf::mapspace
204	cf::map cf::party cf::region	298	cf::party cf::region
205	)) {	299	)) {
206	no strict 'refs';
207	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	300	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
208	}	301	}
209		302
210	$Event::DIED = sub {	303	$EV::DIED = sub {
211	warn "error in event callback: @_";	304	Carp::cluck "error in event callback: @_";
212	};	305	};
213		306
214	#############################################################################	307	#############################################################################
215		308
216	=head2 UTILITY FUNCTIONS	309	=head2 UTILITY FUNCTIONS
…		…
238	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	331	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
239	$d	332	$d
240	} || "[unable to dump $_[0]: '$@']";	333	} || "[unable to dump $_[0]: '$@']";
241	}	334	}
242		335
243	=item $ref = cf::from_json $json	336	=item $ref = cf::decode_json $json
244		337
245	Converts a JSON string into the corresponding perl data structure.	338	Converts a JSON string into the corresponding perl data structure.
246		339
247	=item $json = cf::to_json $ref	340	=item $json = cf::encode_json $ref
248		341
249	Converts a perl data structure into its JSON representation.	342	Converts a perl data structure into its JSON representation.
250		343
251	=cut	344	=cut
252		345
253	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	346	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
254		347
255	sub to_json ($) { $json_coder->encode ($_[0]) }	348	sub encode_json($) { $json_coder->encode ($_[0]) }
256	sub from_json ($) { $json_coder->decode ($_[0]) }	349	sub decode_json($) { $json_coder->decode ($_[0]) }
		350
		351	=item cf::post_init { BLOCK }
		352
		353	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		354	but I<before> the server starts ticking again.
		355
		356	The cdoeblock will have a single boolean argument to indicate whether this
		357	is a reload or not.
		358
		359	=cut
		360
		361	sub post_init(&) {
		362	push @POST_INIT, shift;
		363	}
257		364
258	=item cf::lock_wait $string	365	=item cf::lock_wait $string
259		366
260	Wait until the given lock is available. See cf::lock_acquire.	367	Wait until the given lock is available. See cf::lock_acquire.
261		368
262	=item my $lock = cf::lock_acquire $string	369	=item my $lock = cf::lock_acquire $string
263		370
264	Wait until the given lock is available and then acquires it and returns	371	Wait until the given lock is available and then acquires it and returns
265	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	372	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
266	for example when the coroutine gets canceled), the lock is automatically	373	for example when the coroutine gets canceled), the lock is automatically
267	returned.	374	returned.
268		375
		376	Locks are *not* recursive, locking from the same coro twice results in a
		377	deadlocked coro.
		378
269	Lock names should begin with a unique identifier (for example, cf::map::find	379	Lock names should begin with a unique identifier (for example, cf::map::find
270	uses map_find and cf::map::load uses map_load).	380	uses map_find and cf::map::load uses map_load).
271		381
272	=item $locked = cf::lock_active $string	382	=item $locked = cf::lock_active $string
273		383
274	Return true if the lock is currently active, i.e. somebody has locked it.	384	Return true if the lock is currently active, i.e. somebody has locked it.
275		385
276	=cut	386	=cut
277		387
278	our %LOCK;	388	our $LOCKS = new Coro::SemaphoreSet;
279		389
280	sub lock_wait($) {	390	sub lock_wait($) {
281	my ($key) = @_;	391	$LOCKS->wait ($_[0]);
282
283	# wait for lock, if any
284	while ($LOCK{$key}) {
285	push @{ $LOCK{$key} }, $Coro::current;
286	Coro::schedule;
287	}
288	}	392	}
289		393
290	sub lock_acquire($) {	394	sub lock_acquire($) {
291	my ($key) = @_;	395	$LOCKS->guard ($_[0])
292
293	# wait, to be sure we are not locked
294	lock_wait $key;
295
296	$LOCK{$key} = [];
297
298	Coro::guard {
299	# wake up all waiters, to be on the safe side
300	$_->ready for @{ delete $LOCK{$key} };
301	}
302	}	396	}
303		397
304	sub lock_active($) {	398	sub lock_active($) {
305	my ($key) = @_;	399	$LOCKS->count ($_[0]) < 1
306
307	! ! $LOCK{$key}
308	}	400	}
309		401
310	sub freeze_mainloop {	402	sub freeze_mainloop {
311	return unless $TICK_WATCHER->is_active;	403	tick_inhibit_inc;
312		404
313	my $guard = Coro::guard {	405	&Guard::guard (\&tick_inhibit_dec);
314	$TICK_WATCHER->start;	406	}
		407
		408	=item cf::periodic $interval, $cb
		409
		410	Like EV::periodic, but randomly selects a starting point so that the actions
		411	get spread over time.
		412
		413	=cut
		414
		415	sub periodic($$) {
		416	my ($interval, $cb) = @_;
		417
		418	my $start = rand List::Util::min 180, $interval;
		419
		420	EV::periodic $start, $interval, 0, $cb
		421	}
		422
		423	=item cf::get_slot $time[, $priority[, $name]]
		424
		425	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		426	This call blocks and returns only when you have at least C<$time> seconds
		427	of cpu time till the next tick. The slot is only valid till the next cede.
		428
		429	The optional C<$name> can be used to identify the job to run. It might be
		430	used for statistical purposes and should identify the same time-class.
		431
		432	Useful for short background jobs.
		433
		434	=cut
		435
		436	our @SLOT_QUEUE;
		437	our $SLOT_QUEUE;
		438	our $SLOT_DECAY = 0.9;
		439
		440	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		441	$SLOT_QUEUE = Coro::async {
		442	$Coro::current->desc ("timeslot manager");
		443
		444	my $signal = new Coro::Signal;
		445	my $busy;
		446
		447	while () {
		448	next_job:
		449
		450	my $avail = cf::till_tick;
		451
		452	for (0 .. $#SLOT_QUEUE) {
		453	if ($SLOT_QUEUE[$_][0] <= $avail) {
		454	$busy = 0;
		455	my $job = splice @SLOT_QUEUE, $_, 1, ();
		456	$job->[2]->send;
		457	Coro::cede;
		458	goto next_job;
		459	} else {
		460	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
		461	}
		462	}
		463
		464	if (@SLOT_QUEUE) {
		465	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		466	push @cf::WAIT_FOR_TICK, $signal;
		467	$signal->wait;
		468	} else {
		469	$busy = 0;
		470	Coro::schedule;
		471	}
315	};	472	}
316	$TICK_WATCHER->stop;	473	};
317	$guard	474
		475	sub get_slot($;$$) {
		476	return if tick_inhibit || $Coro::current == $Coro::main;
		477
		478	my ($time, $pri, $name) = @_;
		479
		480	$time = clamp $time, 0.01, $TICK * .6;
		481
		482	my $sig = new Coro::Signal;
		483
		484	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		485	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		486	$SLOT_QUEUE->ready;
		487	$sig->wait;
318	}	488	}
319		489
320	=item cf::async { BLOCK }	490	=item cf::async { BLOCK }
321		491
322	Currently the same as Coro::async_pool, meaning you cannot use	492	Currently the same as Coro::async_pool, meaning you cannot use
…		…
327		497
328	BEGIN { *async = \&Coro::async_pool }	498	BEGIN { *async = \&Coro::async_pool }
329		499
330	=item cf::sync_job { BLOCK }	500	=item cf::sync_job { BLOCK }
331		501
332	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	502	The design of Deliantra requires that the main coroutine ($Coro::main)
333	is always able to handle events or runnable, as Crossfire TRT is only	503	is always able to handle events or runnable, as Deliantra is only
334	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	504	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
335	acceptable.	505	acceptable.
336		506
337	If it must be done, put the blocking parts into C<sync_job>. This will run	507	If it must be done, put the blocking parts into C<sync_job>. This will run
338	the given BLOCK in another coroutine while waiting for the result. The	508	the given BLOCK in another coroutine while waiting for the result. The
…		…
343		513
344	sub sync_job(&) {	514	sub sync_job(&) {
345	my ($job) = @_;	515	my ($job) = @_;
346		516
347	if ($Coro::current == $Coro::main) {	517	if ($Coro::current == $Coro::main) {
348	my $time = Event::time;	518	my $time = AE::time;
349		519
350	# this is the main coro, too bad, we have to block	520	# this is the main coro, too bad, we have to block
351	# till the operation succeeds, freezing the server :/	521	# till the operation succeeds, freezing the server :/
352		522
353	# TODO: use suspend/resume instead	523	LOG llevError, Carp::longmess "sync job";#d#
354	# (but this is cancel-safe)	524
355	my $freeze_guard = freeze_mainloop;	525	my $freeze_guard = freeze_mainloop;
356		526
357	my $busy = 1;	527	my $busy = 1;
358	my @res;	528	my @res;
359		529
360	(async {	530	(async {
		531	$Coro::current->desc ("sync job coro");
361	@res = eval { $job->() };	532	@res = eval { $job->() };
362	warn $@ if $@;	533	warn $@ if $@;
363	undef $busy;	534	undef $busy;
364	})->prio (Coro::PRIO_MAX);	535	})->prio (Coro::PRIO_MAX);
365		536
366	while ($busy) {	537	while ($busy) {
367	Coro::cede or Event::one_event;	538	if (Coro::nready) {
		539	Coro::cede_notself;
		540	} else {
		541	EV::loop EV::LOOP_ONESHOT;
368	}	542	}
		543	}
369		544
370	$time = Event::time - $time;	545	my $time = AE::time - $time;
371		546
372	LOG llevError | logBacktrace, Carp::longmess "long sync job"
373	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
374
375	$tick_start += $time; # do not account sync jobs to server load	547	$TICK_START += $time; # do not account sync jobs to server load
376		548
377	wantarray ? @res : $res[0]	549	wantarray ? @res : $res[0]
378	} else {	550	} else {
379	# we are in another coroutine, how wonderful, everything just works	551	# we are in another coroutine, how wonderful, everything just works
380		552
…		…
405	=item fork_call { }, $args	577	=item fork_call { }, $args
406		578
407	Executes the given code block with the given arguments in a seperate	579	Executes the given code block with the given arguments in a seperate
408	process, returning the results. Everything must be serialisable with	580	process, returning the results. Everything must be serialisable with
409	Coro::Storable. May, of course, block. Note that the executed sub may	581	Coro::Storable. May, of course, block. Note that the executed sub may
410	never block itself or use any form of Event handling.	582	never block itself or use any form of event handling.
411		583
412	=cut	584	=cut
413
414	sub _store_scalar {
415	open my $fh, ">", \my $buf
416	or die "fork_call: cannot open fh-to-buf in child : $!";
417	Storable::store_fd $_[0], $fh;
418	close $fh;
419
420	$buf
421	}
422		585
423	sub fork_call(&@) {	586	sub fork_call(&@) {
424	my ($cb, @args) = @_;	587	my ($cb, @args) = @_;
425		588
426	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	589	# we seemingly have to make a local copy of the whole thing,
427	# or die "socketpair: $!";	590	# otherwise perl prematurely frees the stuff :/
428	pipe my $fh1, my $fh2	591	# TODO: investigate and fix (likely this will be rather laborious)
429	or die "pipe: $!";
430		592
431	if (my $pid = fork) {	593	my @res = Coro::Util::fork_eval {
432	close $fh2;
433
434	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
435	warn "pst<$res>" unless $res =~ /^pst/;
436	$res = Coro::Storable::thaw $res;
437
438	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
439
440	Carp::confess $$res unless "ARRAY" eq ref $res;
441
442	return wantarray ? @$res : $res->[-1];
443	} else {
444	reset_signals;	594	reset_signals;
445	local $SIG{__WARN__};	595	&$cb
446	local $SIG{__DIE__};	596	}, @args;
447	# just in case, this hack effectively disables event
448	# in the child. cleaner and slower would be canceling all watchers,
449	# but this works for the time being.
450	local $Coro::idle;
451	$Coro::current->prio (Coro::PRIO_MAX);
452		597
453	eval {	598	wantarray ? @res : $res[-1]
454	close $fh1;	599	}
455		600
456	my @res = eval { $cb->(@args) };	601	sub objinfo {
457
458	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;
459	close $fh2;
460	};
461
462	warn $@ if $@;
463	_exit 0;
464	}	602	(
		603	"counter value" => cf::object::object_count,
		604	"objects created" => cf::object::create_count,
		605	"objects destroyed" => cf::object::destroy_count,
		606	"freelist size" => cf::object::free_count,
		607	"allocated objects" => cf::object::objects_size,
		608	"active objects" => cf::object::actives_size,
		609	)
		610	}
		611
		612	=item $coin = coin_from_name $name
		613
		614	=cut
		615
		616	our %coin_alias = (
		617	"silver" => "silvercoin",
		618	"silvercoin" => "silvercoin",
		619	"silvercoins" => "silvercoin",
		620	"gold" => "goldcoin",
		621	"goldcoin" => "goldcoin",
		622	"goldcoins" => "goldcoin",
		623	"platinum" => "platinacoin",
		624	"platinumcoin" => "platinacoin",
		625	"platinumcoins" => "platinacoin",
		626	"platina" => "platinacoin",
		627	"platinacoin" => "platinacoin",
		628	"platinacoins" => "platinacoin",
		629	"royalty" => "royalty",
		630	"royalties" => "royalty",
		631	);
		632
		633	sub coin_from_name($) {
		634	$coin_alias{$_[0]}
		635	? cf::arch::find $coin_alias{$_[0]}
		636	: undef
465	}	637	}
466		638
467	=item $value = cf::db_get $family => $key	639	=item $value = cf::db_get $family => $key
468		640
469	Returns a single value from the environment database.	641	Returns a single value from the environment database.
…		…
471	=item cf::db_put $family => $key => $value	643	=item cf::db_put $family => $key => $value
472		644
473	Stores the given C<$value> in the family. It can currently store binary	645	Stores the given C<$value> in the family. It can currently store binary
474	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	646	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
475		647
		648	=item $db = cf::db_table "name"
		649
		650	Create and/or open a new database table. The string must not be "db" and must be unique
		651	within each server.
		652
476	=cut	653	=cut
		654
		655	sub db_table($) {
		656	my ($name) = @_;
		657	my $db = BDB::db_create $DB_ENV;
		658
		659	eval {
		660	$db->set_flags (BDB::CHKSUM);
		661
		662	utf8::encode $name;
		663	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		664	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		665	cf::cleanup "db_open(db): $!" if $!;
		666	};
		667	cf::cleanup "db_open(db): $@" if $@;
		668
		669	$db
		670	}
477		671
478	our $DB;	672	our $DB;
479		673
480	sub db_init {	674	sub db_init {
481	unless ($DB) {
482	$DB = BDB::db_create $DB_ENV;
483
484	cf::sync_job {	675	cf::sync_job {
485	eval {	676	$DB ||= db_table "db";
486	$DB->set_flags (BDB::CHKSUM);
487
488	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
489	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
490	cf::cleanup "db_open(db): $!" if $!;
491	};
492	cf::cleanup "db_open(db): $@" if $@;
493	};
494	}	677	};
495	}	678	}
496		679
497	sub db_get($$) {	680	sub db_get($$) {
498	my $key = "$_[0]/$_[1]";	681	my $key = "$_[0]/$_[1]";
499		682
…		…
549	if (1) {	732	if (1) {
550	$md5 =	733	$md5 =
551	join "\x00",	734	join "\x00",
552	$processversion,	735	$processversion,
553	map {	736	map {
554	Coro::cede;	737	cf::cede_to_tick;
555	($src->[$_], Digest::MD5::md5_hex $data[$_])	738	($src->[$_], Digest::MD5::md5_hex $data[$_])
556	} 0.. $#$src;	739	} 0.. $#$src;
557		740
558		741
559	my $dbmd5 = db_get cache => "$id/md5";	742	my $dbmd5 = db_get cache => "$id/md5";
…		…
597		780
598	#############################################################################	781	#############################################################################
599		782
600	=head2 ATTACHABLE OBJECTS	783	=head2 ATTACHABLE OBJECTS
601		784
602	Many objects in crossfire are so-called attachable objects. That means you can	785	Many objects in deliantra are so-called attachable objects. That means you can
603	attach callbacks/event handlers (a collection of which is called an "attachment")	786	attach callbacks/event handlers (a collection of which is called an "attachment")
604	to it. All such attachable objects support the following methods.	787	to it. All such attachable objects support the following methods.
605		788
606	In the following description, CLASS can be any of C<global>, C<object>	789	In the following description, CLASS can be any of C<global>, C<object>
607	C<player>, C<client> or C<map> (i.e. the attachable objects in	790	C<player>, C<client> or C<map> (i.e. the attachable objects in
608	Crossfire TRT).	791	Deliantra).
609		792
610	=over 4	793	=over 4
611		794
612	=item $attachable->attach ($attachment, key => $value...)	795	=item $attachable->attach ($attachment, key => $value...)
613		796
…		…
657	=item cf::CLASS::attachment $name, ...	840	=item cf::CLASS::attachment $name, ...
658		841
659	Register an attachment by C<$name> through which attachable objects of the	842	Register an attachment by C<$name> through which attachable objects of the
660	given CLASS can refer to this attachment.	843	given CLASS can refer to this attachment.
661		844
662	Some classes such as crossfire maps and objects can specify attachments	845	Some classes such as deliantra maps and objects can specify attachments
663	that are attached at load/instantiate time, thus the need for a name.	846	that are attached at load/instantiate time, thus the need for a name.
664		847
665	These calls expect any number of the following handler/hook descriptions:	848	These calls expect any number of the following handler/hook descriptions:
666		849
667	=over 4	850	=over 4
…		…
865	";	1048	";
866	die if $@;	1049	die if $@;
867	}	1050	}
868		1051
869	our $override;	1052	our $override;
870	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	1053	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
871		1054
872	sub override {	1055	sub override {
873	$override = 1;	1056	$override = 1;
874	@invoke_results = ();	1057	@INVOKE_RESULTS = (@_);
875	}	1058	}
876		1059
877	sub do_invoke {	1060	sub do_invoke {
878	my $event = shift;	1061	my $event = shift;
879	my $callbacks = shift;	1062	my $callbacks = shift;
880		1063
881	@invoke_results = ();	1064	@INVOKE_RESULTS = ();
882		1065
883	local $override;	1066	local $override;
884		1067
885	for (@$callbacks) {	1068	for (@$callbacks) {
886	eval { &{$_->[1]} };	1069	eval { &{$_->[1]} };
…		…
895	}	1078	}
896		1079
897	0	1080	0
898	}	1081	}
899		1082
900	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1083	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
901		1084
902	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1085	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
903		1086
904	Generate an object-specific event with the given arguments.	1087	Generate an object-specific event with the given arguments.
905		1088
906	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1089	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
907	removed in future versions), and there is no public API to access override	1090	removed in future versions), and there is no public API to access override
908	results (if you must, access C<@cf::invoke_results> directly).	1091	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
909		1092
910	=back	1093	=back
911		1094
912	=cut	1095	=cut
913		1096
914	#############################################################################	1097	#############################################################################
915	# object support	1098	# object support
		1099
		1100	sub _object_equal($$);
		1101	sub _object_equal($$) {
		1102	my ($a, $b) = @_;
		1103
		1104	return 0 unless (ref $a) eq (ref $b);
		1105
		1106	if ("HASH" eq ref $a) {
		1107	my @ka = keys %$a;
		1108	my @kb = keys %$b;
		1109
		1110	return 0 if @ka != @kb;
		1111
		1112	for (0 .. $#ka) {
		1113	return 0 unless $ka[$_] eq $kb[$_];
		1114	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1115	}
		1116
		1117	} elsif ("ARRAY" eq ref $a) {
		1118
		1119	return 0 if @$a != @$b;
		1120
		1121	for (0 .. $#$a) {
		1122	return 0 unless _object_equal $a->[$_], $b->[$_];
		1123	}
		1124
		1125	} elsif ($a ne $b) {
		1126	return 0;
		1127	}
		1128
		1129	1
		1130	}
		1131
		1132	our $SLOW_MERGES;#d#
		1133	sub _can_merge {
		1134	my ($ob1, $ob2) = @_;
		1135
		1136	++$SLOW_MERGES;#d#
		1137
		1138	# we do the slow way here
		1139	return _object_equal $ob1, $ob2
		1140	}
916		1141
917	sub reattach {	1142	sub reattach {
918	# basically do the same as instantiate, without calling instantiate	1143	# basically do the same as instantiate, without calling instantiate
919	my ($obj) = @_;	1144	my ($obj) = @_;
920		1145
		1146	# no longer needed after getting rid of delete_package?
921	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1147	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
922		1148
923	my $registry = $obj->registry;	1149	my $registry = $obj->registry;
924		1150
925	@$registry = ();	1151	@$registry = ();
926		1152
…		…
941	cf::attachable->attach (	1167	cf::attachable->attach (
942	prio => -1000000,	1168	prio => -1000000,
943	on_instantiate => sub {	1169	on_instantiate => sub {
944	my ($obj, $data) = @_;	1170	my ($obj, $data) = @_;
945		1171
946	$data = from_json $data;	1172	$data = decode_json $data;
947		1173
948	for (@$data) {	1174	for (@$data) {
949	my ($name, $args) = @$_;	1175	my ($name, $args) = @$_;
950		1176
951	$obj->attach ($name, %{$args || {} });	1177	$obj->attach ($name, %{$args || {} });
…		…
967	sub object_freezer_save {	1193	sub object_freezer_save {
968	my ($filename, $rdata, $objs) = @_;	1194	my ($filename, $rdata, $objs) = @_;
969		1195
970	sync_job {	1196	sync_job {
971	if (length $$rdata) {	1197	if (length $$rdata) {
		1198	utf8::decode (my $decname = $filename);
972	warn sprintf "saving %s (%d,%d)\n",	1199	warn sprintf "saving %s (%d,%d)\n",
973	$filename, length $$rdata, scalar @$objs;	1200	$decname, length $$rdata, scalar @$objs
		1201	if $VERBOSE_IO;
974		1202
975	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1203	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
976	chmod SAVE_MODE, $fh;	1204	aio_chmod $fh, SAVE_MODE;
977	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1205	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
978	aio_fsync $fh if $cf::USE_FSYNC;	1206	if ($cf::USE_FSYNC) {
		1207	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1208	aio_fsync $fh;
		1209	}
979	close $fh;	1210	aio_close $fh;
980		1211
981	if (@$objs) {	1212	if (@$objs) {
982	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1213	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
983	chmod SAVE_MODE, $fh;	1214	aio_chmod $fh, SAVE_MODE;
984	my $data = Storable::nfreeze { version => 1, objs => $objs };	1215	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
985	aio_write $fh, 0, (length $data), $data, 0;	1216	aio_write $fh, 0, (length $data), $data, 0;
986	aio_fsync $fh if $cf::USE_FSYNC;	1217	if ($cf::USE_FSYNC) {
		1218	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1219	aio_fsync $fh;
		1220	}
987	close $fh;	1221	aio_close $fh;
988	aio_rename "$filename.pst~", "$filename.pst";	1222	aio_rename "$filename.pst~", "$filename.pst";
989	}	1223	}
990	} else {	1224	} else {
991	aio_unlink "$filename.pst";	1225	aio_unlink "$filename.pst";
992	}	1226	}
993		1227
994	aio_rename "$filename~", $filename;	1228	aio_rename "$filename~", $filename;
		1229
		1230	$filename =~ s%/[^/]+$%%;
		1231	aio_pathsync $filename if $cf::USE_FSYNC;
995	} else {	1232	} else {
996	warn "FATAL: $filename~: $!\n";	1233	warn "unable to save objects: $filename~: $!\n";
997	}	1234	}
998	} else {	1235	} else {
999	aio_unlink $filename;	1236	aio_unlink $filename;
1000	aio_unlink "$filename.pst";	1237	aio_unlink "$filename.pst";
1001	}	1238	}
1002	}	1239	};
1003	}	1240	}
1004		1241
1005	sub object_freezer_as_string {	1242	sub object_freezer_as_string {
1006	my ($rdata, $objs) = @_;	1243	my ($rdata, $objs) = @_;
1007		1244
…		…
1019	or return;	1256	or return;
1020		1257
1021	unless (aio_stat "$filename.pst") {	1258	unless (aio_stat "$filename.pst") {
1022	(aio_load "$filename.pst", $av) >= 0	1259	(aio_load "$filename.pst", $av) >= 0
1023	or return;	1260	or return;
		1261
1024	$av = eval { (Storable::thaw $av)->{objs} };	1262	my $st = eval { Coro::Storable::thaw $av };
		1263	$av = $st->{objs};
1025	}	1264	}
1026		1265
		1266	utf8::decode (my $decname = $filename);
1027	warn sprintf "loading %s (%d)\n",	1267	warn sprintf "loading %s (%d,%d)\n",
1028	$filename, length $data, scalar @{$av || []};	1268	$decname, length $data, scalar @{$av || []}
		1269	if $VERBOSE_IO;
		1270
1029	return ($data, $av);	1271	($data, $av)
1030	}	1272	}
1031		1273
1032	=head2 COMMAND CALLBACKS	1274	=head2 COMMAND CALLBACKS
1033		1275
1034	=over 4	1276	=over 4
…		…
1088	my ($name, $cb) = @_;	1330	my ($name, $cb) = @_;
1089		1331
1090	$EXTICMD{$name} = $cb;	1332	$EXTICMD{$name} = $cb;
1091	}	1333	}
1092		1334
		1335	use File::Glob ();
		1336
1093	cf::player->attach (	1337	cf::player->attach (
1094	on_command => sub {	1338	on_unknown_command => sub {
1095	my ($pl, $name, $params) = @_;	1339	my ($pl, $name, $params) = @_;
1096		1340
1097	my $cb = $COMMAND{$name}	1341	my $cb = $COMMAND{$name}
1098	or return;	1342	or return;
1099		1343
…		…
1107	my ($pl, $buf) = @_;	1351	my ($pl, $buf) = @_;
1108		1352
1109	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1353	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1110		1354
1111	if (ref $msg) {	1355	if (ref $msg) {
		1356	my ($type, $reply, @payload) =
		1357	"ARRAY" eq ref $msg
		1358	? @$msg
		1359	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1360
		1361	my @reply;
		1362
1112	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1363	if (my $cb = $EXTCMD{$type}) {
1113	if (my %reply = $cb->($pl, $msg)) {	1364	@reply = $cb->($pl, @payload);
1114	$pl->ext_reply ($msg->{msgid}, %reply);
1115	}
1116	}	1365	}
		1366
		1367	$pl->ext_reply ($reply, @reply)
		1368	if $reply;
		1369
1117	} else {	1370	} else {
1118	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1371	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1119	}	1372	}
1120		1373
1121	cf::override;	1374	cf::override;
1122	},	1375	},
1123	);	1376	);
		1377
		1378	# "readahead" all extensions
		1379	sub cache_extensions {
		1380	my $grp = IO::AIO::aio_group;
		1381
		1382	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1383	for (grep /\.ext$/, @{$_[0]}) {
		1384	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1385	}
		1386	};
		1387
		1388	$grp
		1389	}
1124		1390
1125	sub load_extensions {	1391	sub load_extensions {
1126	cf::sync_job {	1392	cf::sync_job {
1127	my %todo;	1393	my %todo;
1128		1394
…		…
1148		1414
1149	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1415	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1150	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1416	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1151		1417
1152	$ext{source} =	1418	$ext{source} =
1153	"package $pkg; use strict; use utf8;\n"	1419	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1154	. "#line 1 \"$path\"\n{\n"	1420	. "#line 1 \"$path\"\n{\n"
1155	. $source	1421	. $source
1156	. "\n};\n1";	1422	. "\n};\n1";
1157		1423
1158	$todo{$base} = \%ext;	1424	$todo{$base} = \%ext;
1159	}	1425	}
1160		1426
		1427	my $pass = 0;
1161	my %done;	1428	my %done;
1162	while (%todo) {	1429	while (%todo) {
1163	my $progress;	1430	my $progress;
1164		1431
		1432	++$pass;
		1433
		1434	ext:
1165	while (my ($k, $v) = each %todo) {	1435	while (my ($k, $v) = each %todo) {
1166	for (split /,\s*/, $v->{meta}{depends}) {	1436	for (split /,\s*/, $v->{meta}{depends}) {
1167	goto skip	1437	next ext
1168	unless exists $done{$_};	1438	unless exists $done{$_};
1169	}	1439	}
1170		1440
1171	warn "... loading '$k' into '$v->{pkg}'\n";	1441	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1172		1442
1173	unless (eval $v->{source}) {	1443	my $active = eval $v->{source};
		1444
		1445	if (length $@) {
1174	my $msg = $@ ? "$v->{path}: $@\n"	1446	warn "$v->{path}: $@\n";
1175	: "$v->{base}: extension inactive.\n";
1176		1447
		1448	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1177	if (exists $v->{meta}{mandatory}) {	1449	if exists $v->{meta}{mandatory};
1178	warn $msg;	1450
1179	warn "mandatory extension failed to load, exiting.\n";	1451	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1180	exit 1;	1452	delete $todo{$k};
1181	}	1453	} else {
1182		1454	$done{$k} = delete $todo{$k};
1183	warn $msg;	1455	push @EXTS, $v->{pkg};
		1456	$progress = 1;
		1457
		1458	warn "$v->{base}: extension inactive.\n"
		1459	unless $active;
1184	}	1460	}
1185
1186	$done{$k} = delete $todo{$k};
1187	push @EXTS, $v->{pkg};
1188	$progress = 1;
1189	}	1461	}
1190		1462
1191	skip:	1463	unless ($progress) {
1192	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1464	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1193	unless $progress;	1465
		1466	while (my ($k, $v) = each %todo) {
		1467	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1468	if exists $v->{meta}{mandatory};
		1469	}
		1470	}
1194	}	1471	}
1195	};	1472	};
1196	}	1473	}
1197		1474
1198	#############################################################################	1475	#############################################################################
1199		1476
1200	=back	1477	=back
1201		1478
1202	=head2 CORE EXTENSIONS	1479	=head2 CORE EXTENSIONS
1203		1480
1204	Functions and methods that extend core crossfire objects.	1481	Functions and methods that extend core deliantra objects.
1205		1482
1206	=cut	1483	=cut
1207		1484
1208	package cf::player;	1485	package cf::player;
1209		1486
1210	use Coro::AIO;	1487	use Coro::AIO;
1211		1488
1212	=head3 cf::player	1489	=head3 cf::player
1213		1490
1214	=over 4	1491	=over 4
		1492
		1493	=item cf::player::num_playing
		1494
		1495	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1496
		1497	=cut
		1498
		1499	sub num_playing {
		1500	scalar grep
		1501	$_->ob->map
		1502	&& !$_->hidden
		1503	&& !$_->ob->flag (cf::FLAG_WIZ),
		1504	cf::player::list
		1505	}
1215		1506
1216	=item cf::player::find $login	1507	=item cf::player::find $login
1217		1508
1218	Returns the given player object, loading it if necessary (might block).	1509	Returns the given player object, loading it if necessary (might block).
1219		1510
…		…
1238		1529
1239	sub exists($) {	1530	sub exists($) {
1240	my ($login) = @_;	1531	my ($login) = @_;
1241		1532
1242	$cf::PLAYER{$login}	1533	$cf::PLAYER{$login}
1243	or cf::sync_job { !aio_stat path $login }	1534	or !aio_stat path $login
1244	}	1535	}
1245		1536
1246	sub find($) {	1537	sub find($) {
1247	return $cf::PLAYER{$_[0]} || do {	1538	return $cf::PLAYER{$_[0]} || do {
1248	my $login = $_[0];	1539	my $login = $_[0];
…		…
1255	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1546	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1256	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1547	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1257	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1548	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1258	aio_unlink +(playerdir $login) . "/$login.pl";	1549	aio_unlink +(playerdir $login) . "/$login.pl";
1259		1550
1260	my $pl = load_pl path $login	1551	my $f = new_from_file cf::object::thawer path $login
1261	or return;	1552	or return;
		1553
		1554	my $pl = cf::player::load_pl $f
		1555	or return;
		1556
		1557	local $cf::PLAYER_LOADING{$login} = $pl;
		1558	$f->resolve_delayed_derefs;
1262	$cf::PLAYER{$login} = $pl	1559	$cf::PLAYER{$login} = $pl
1263	}	1560	}
1264	}	1561	}
1265	}	1562	}
		1563
		1564	cf::player->attach (
		1565	on_load => sub {
		1566	my ($pl, $path) = @_;
		1567
		1568	# restore slots saved in save, below
		1569	my $slots = delete $pl->{_slots};
		1570
		1571	$pl->ob->current_weapon ($slots->[0]);
		1572	$pl->combat_ob ($slots->[1]);
		1573	$pl->ranged_ob ($slots->[2]);
		1574	},
		1575	);
1266		1576
1267	sub save($) {	1577	sub save($) {
1268	my ($pl) = @_;	1578	my ($pl) = @_;
1269		1579
1270	return if $pl->{deny_save};	1580	return if $pl->{deny_save};
…		…
1275	return if $pl->{deny_save};	1585	return if $pl->{deny_save};
1276		1586
1277	aio_mkdir playerdir $pl, 0770;	1587	aio_mkdir playerdir $pl, 0770;
1278	$pl->{last_save} = $cf::RUNTIME;	1588	$pl->{last_save} = $cf::RUNTIME;
1279		1589
		1590	cf::get_slot 0.01;
		1591
		1592	# save slots, to be restored later
		1593	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1594
1280	$pl->save_pl ($path);	1595	$pl->save_pl ($path);
1281	Coro::cede;	1596	cf::cede_to_tick;
1282	}	1597	}
1283		1598
1284	sub new($) {	1599	sub new($) {
1285	my ($login) = @_;	1600	my ($login) = @_;
1286		1601
…		…
1292	$cf::PLAYER{$login} = $self;	1607	$cf::PLAYER{$login} = $self;
1293		1608
1294	$self	1609	$self
1295	}	1610	}
1296		1611
		1612	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1613
		1614	=cut
		1615
		1616	sub send_msg {
		1617	my $ns = shift->ns
		1618	or return;
		1619	$ns->send_msg (@_);
		1620	}
		1621
1297	=item $pl->quit_character	1622	=item $pl->quit_character
1298		1623
1299	Nukes the player without looking back. If logged in, the connection will	1624	Nukes the player without looking back. If logged in, the connection will
1300	be destroyed. May block for a long time.	1625	be destroyed. May block for a long time.
1301		1626
…		…
1305	my ($pl) = @_;	1630	my ($pl) = @_;
1306		1631
1307	my $name = $pl->ob->name;	1632	my $name = $pl->ob->name;
1308		1633
1309	$pl->{deny_save} = 1;	1634	$pl->{deny_save} = 1;
1310	$pl->password ("*"); # this should lock out the player until we nuked the dir	1635	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1311		1636
1312	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1637	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1313	$pl->deactivate;	1638	$pl->deactivate;
		1639	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1314	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1640	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1315	$pl->ns->destroy if $pl->ns;	1641	$pl->ns->destroy if $pl->ns;
1316		1642
1317	my $path = playerdir $pl;	1643	my $path = playerdir $pl;
1318	my $temp = "$path~$cf::RUNTIME~deleting~";	1644	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1354	or return [];	1680	or return [];
1355		1681
1356	my @logins;	1682	my @logins;
1357		1683
1358	for my $login (@$dirs) {	1684	for my $login (@$dirs) {
		1685	my $path = path $login;
		1686
		1687	# a .pst is a dead give-away for a valid player
		1688	# if no pst file found, open and chekc for blocked users
		1689	if (aio_stat "$path.pst") {
1359	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1690	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1360	aio_read $fh, 0, 512, my $buf, 0 or next;	1691	aio_read $fh, 0, 512, my $buf, 0 or next;
1361	$buf !~ /^password -------------$/m or next; # official not-valid tag	1692	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1693	}
1362		1694
1363	utf8::decode $login;	1695	utf8::decode $login;
1364	push @logins, $login;	1696	push @logins, $login;
1365	}	1697	}
1366		1698
1367	\@logins	1699	\@logins
1368	}	1700	}
1369		1701
1370	=item $player->maps	1702	=item $player->maps
		1703
		1704	=item cf::player::maps $login
1371		1705
1372	Returns an arrayref of map paths that are private for this	1706	Returns an arrayref of map paths that are private for this
1373	player. May block.	1707	player. May block.
1374		1708
1375	=cut	1709	=cut
…		…
1393	}	1727	}
1394		1728
1395	\@paths	1729	\@paths
1396	}	1730	}
1397		1731
1398	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1732	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1399		1733
1400	Expand crossfire pod fragments into protocol xml.	1734	Expand deliantra pod fragments into protocol xml.
1401		1735
1402	=cut
1403
1404	sub expand_cfpod {
1405	((my $self), (local $_)) = @_;
1406
1407	# escape & and <
1408	s/&/&amp;/g;
1409	s/(?<![BIUGH])</&lt;/g;
1410
1411	# this is buggy, it needs to properly take care of nested <'s
1412
1413	1 while
1414	# replace B<>, I<>, U<> etc.
1415	s/B<([^\>]*)>/<b>$1<\/b>/
1416	|| s/I<([^\>]*)>/<i>$1<\/i>/
1417	|| s/U<([^\>]*)>/<u>$1<\/u>/
1418	# replace G<male|female> tags
1419	|| s{G<([^>|]*)\|([^>]*)>}{
1420	$self->gender ? $2 : $1
1421	}ge
1422	# replace H<hint text>
1423	|| s{H<([^\>]*)>}
1424	{
1425	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1426	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1427	"")
1428	[$self->{hintmode}]
1429	}ge;
1430
1431	# create single paragraphs (very hackish)
1432	s/(?<=\S)\n(?=\w)/ /g;
1433
1434	# compress some whitespace
1435	s/\s+\n/\n/g; # ws line-ends
1436	s/\n\n+/\n/g; # double lines
1437	s/^\n+//; # beginning lines
1438	s/\n+$//; # ending lines
1439
1440	warn $_;#d#
1441	$_
1442	}
1443
1444	sub hintmode {
1445	$_[0]{hintmode} = $_[1] if @_ > 1;
1446	$_[0]{hintmode}
1447	}
1448
1449	=item $player->ext_reply ($msgid, %msg)	1736	=item $player->ext_reply ($msgid, @msg)
1450		1737
1451	Sends an ext reply to the player.	1738	Sends an ext reply to the player.
1452		1739
1453	=cut	1740	=cut
1454		1741
1455	sub ext_reply($$%) {	1742	sub ext_reply($$@) {
1456	my ($self, $id, %msg) = @_;	1743	my ($self, $id, @msg) = @_;
1457		1744
1458	$msg{msgid} = $id;	1745	$self->ns->ext_reply ($id, @msg)
1459	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1460	}	1746	}
1461		1747
1462	=item $player->ext_event ($type, %msg)	1748	=item $player->ext_msg ($type, @msg)
1463		1749
1464	Sends an ext event to the client.	1750	Sends an ext event to the client.
1465		1751
1466	=cut	1752	=cut
1467		1753
1468	sub ext_event($$%) {	1754	sub ext_msg($$@) {
1469	my ($self, $type, %msg) = @_;	1755	my ($self, $type, @msg) = @_;
1470		1756
1471	$self->ns->ext_event ($type, %msg);	1757	$self->ns->ext_msg ($type, @msg);
1472	}	1758	}
1473		1759
1474	=head3 cf::region	1760	=head3 cf::region
1475		1761
1476	=over 4	1762	=over 4
…		…
1486	=cut	1772	=cut
1487		1773
1488	sub find_by_path($) {	1774	sub find_by_path($) {
1489	my ($path) = @_;	1775	my ($path) = @_;
1490		1776
		1777	$path =~ s/^~[^\/]*//; # skip ~login
		1778
1491	my ($match, $specificity);	1779	my ($match, $specificity);
1492		1780
1493	for my $region (list) {	1781	for my $region (list) {
1494	if ($region->match && $path =~ $region->match) {	1782	if ($region->{match} && $path =~ $region->{match}) {
1495	($match, $specificity) = ($region, $region->specificity)	1783	($match, $specificity) = ($region, $region->specificity)
1496	if $region->specificity > $specificity;	1784	if $region->specificity > $specificity;
1497	}	1785	}
1498	}	1786	}
1499		1787
…		…
1520	our $MAX_RESET = 3600;	1808	our $MAX_RESET = 3600;
1521	our $DEFAULT_RESET = 3000;	1809	our $DEFAULT_RESET = 3000;
1522		1810
1523	sub generate_random_map {	1811	sub generate_random_map {
1524	my ($self, $rmp) = @_;	1812	my ($self, $rmp) = @_;
		1813
		1814	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1815
1525	# mit "rum" bekleckern, nicht	1816	# mit "rum" bekleckern, nicht
1526	$self->_create_random_map (	1817	$self->_create_random_map (
1527	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1818	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1528	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1819	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1529	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1820	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1530	$rmp->{exit_on_final_map},	1821	$rmp->{exit_on_final_map},
1531	$rmp->{xsize}, $rmp->{ysize},	1822	$rmp->{xsize}, $rmp->{ysize},
1532	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1823	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1533	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1824	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1555		1846
1556	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	1847	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1557	}	1848	}
1558		1849
1559	# also paths starting with '/'	1850	# also paths starting with '/'
1560	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	1851	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1561		1852
1562	sub thawer_merge {	1853	sub thawer_merge {
1563	my ($self, $merge) = @_;	1854	my ($self, $merge) = @_;
1564		1855
1565	# we have to keep some variables in memory intact	1856	# we have to keep some variables in memory intact
…		…
1619	$self->init; # pass $1 etc.	1910	$self->init; # pass $1 etc.
1620	return $self;	1911	return $self;
1621	}	1912	}
1622	}	1913	}
1623		1914
1624	Carp::carp "unable to resolve path '$path' (base '$base').";	1915	Carp::cluck "unable to resolve path '$path' (base '$base').";
1625	()	1916	()
1626	}	1917	}
1627		1918
1628	sub init {	1919	sub init {
1629	my ($self) = @_;	1920	my ($self) = @_;
…		…
1651		1942
1652	# the temporary/swap location	1943	# the temporary/swap location
1653	sub save_path {	1944	sub save_path {
1654	my ($self) = @_;	1945	my ($self) = @_;
1655		1946
1656	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1947	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1657	"$TMPDIR/$path.map"	1948	"$TMPDIR/$path.map"
1658	}	1949	}
1659		1950
1660	# the unique path, undef == no special unique path	1951	# the unique path, undef == no special unique path
1661	sub uniq_path {	1952	sub uniq_path {
1662	my ($self) = @_;	1953	my ($self) = @_;
1663		1954
1664	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1955	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1665	"$UNIQUEDIR/$path"	1956	"$UNIQUEDIR/$path"
1666	}
1667
1668	# and all this just because we cannot iterate over
1669	# all maps in C++...
1670	sub change_all_map_light {
1671	my ($change) = @_;
1672
1673	$_->change_map_light ($change)
1674	for grep $_->outdoor, values %cf::MAP;
1675	}	1957	}
1676		1958
1677	sub decay_objects {	1959	sub decay_objects {
1678	my ($self) = @_;	1960	my ($self) = @_;
1679		1961
…		…
1692		1974
1693	sub load_header_from($) {	1975	sub load_header_from($) {
1694	my ($self, $path) = @_;	1976	my ($self, $path) = @_;
1695		1977
1696	utf8::encode $path;	1978	utf8::encode $path;
1697	#aio_open $path, O_RDONLY, 0	1979	my $f = new_from_file cf::object::thawer $path
1698	# or return;
1699
1700	$self->_load_header ($path)
1701	or return;	1980	or return;
		1981
		1982	$self->_load_header ($f)
		1983	or return;
		1984
		1985	local $MAP_LOADING{$self->{path}} = $self;
		1986	$f->resolve_delayed_derefs;
1702		1987
1703	$self->{load_path} = $path;	1988	$self->{load_path} = $path;
1704		1989
1705	1	1990	1
1706	}	1991	}
…		…
1760	sub find {	2045	sub find {
1761	my ($path, $origin) = @_;	2046	my ($path, $origin) = @_;
1762		2047
1763	$path = normalise $path, $origin && $origin->path;	2048	$path = normalise $path, $origin && $origin->path;
1764		2049
		2050	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1765	cf::lock_wait "map_find:$path";	2051	my $guard2 = cf::lock_acquire "map_find:$path";
1766		2052
1767	$cf::MAP{$path} || do {	2053	$cf::MAP{$path} || do {
1768	my $guard = cf::lock_acquire "map_find:$path";
1769	my $map = new_from_path cf::map $path	2054	my $map = new_from_path cf::map $path
1770	or return;	2055	or return;
1771		2056
1772	$map->{last_save} = $cf::RUNTIME;	2057	$map->{last_save} = $cf::RUNTIME;
1773		2058
…		…
1775	or return;	2060	or return;
1776		2061
1777	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2062	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1778	# doing this can freeze the server in a sync job, obviously	2063	# doing this can freeze the server in a sync job, obviously
1779	#$cf::WAIT_FOR_TICK->wait;	2064	#$cf::WAIT_FOR_TICK->wait;
		2065	undef $guard2;
		2066	undef $guard1;
1780	$map->reset;	2067	$map->reset;
1781	undef $guard;
1782	return find $path;	2068	return find $path;
1783	}	2069	}
1784		2070
1785	$cf::MAP{$path} = $map	2071	$cf::MAP{$path} = $map
1786	}	2072	}
1787	}	2073	}
1788		2074
1789	sub pre_load { }	2075	sub pre_load { }
1790	sub post_load { }	2076	#sub post_load { } # XS
1791		2077
1792	sub load {	2078	sub load {
1793	my ($self) = @_;	2079	my ($self) = @_;
1794		2080
1795	local $self->{deny_reset} = 1; # loading can take a long time	2081	local $self->{deny_reset} = 1; # loading can take a long time
1796		2082
1797	my $path = $self->{path};	2083	my $path = $self->{path};
1798		2084
1799	{	2085	{
1800	my $guard = cf::lock_acquire "map_load:$path";	2086	my $guard = cf::lock_acquire "map_data:$path";
1801		2087
		2088	return unless $self->valid;
1802	return if $self->in_memory != cf::MAP_SWAPPED;	2089	return unless $self->in_memory == cf::MAP_SWAPPED;
1803		2090
1804	$self->in_memory (cf::MAP_LOADING);	2091	$self->in_memory (cf::MAP_LOADING);
1805		2092
1806	$self->alloc;	2093	$self->alloc;
1807		2094
1808	$self->pre_load;	2095	$self->pre_load;
1809	Coro::cede;	2096	cf::cede_to_tick;
1810		2097
		2098	my $f = new_from_file cf::object::thawer $self->{load_path};
		2099	$f->skip_block;
1811	$self->_load_objects ($self->{load_path}, 1)	2100	$self->_load_objects ($f)
1812	or return;	2101	or return;
1813		2102
1814	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2103	$self->post_load_original
1815	if delete $self->{load_original};	2104	if delete $self->{load_original};
1816		2105
1817	if (my $uniq = $self->uniq_path) {	2106	if (my $uniq = $self->uniq_path) {
1818	utf8::encode $uniq;	2107	utf8::encode $uniq;
1819	if (aio_open $uniq, O_RDONLY, 0) {	2108	unless (aio_stat $uniq) {
		2109	if (my $f = new_from_file cf::object::thawer $uniq) {
1820	$self->clear_unique_items;	2110	$self->clear_unique_items;
1821	$self->_load_objects ($uniq, 0);	2111	$self->_load_objects ($f);
		2112	$f->resolve_delayed_derefs;
		2113	}
1822	}	2114	}
1823	}	2115	}
1824		2116
1825	Coro::cede;	2117	$f->resolve_delayed_derefs;
		2118
		2119	cf::cede_to_tick;
1826	# now do the right thing for maps	2120	# now do the right thing for maps
1827	$self->link_multipart_objects;	2121	$self->link_multipart_objects;
1828	$self->difficulty ($self->estimate_difficulty)	2122	$self->difficulty ($self->estimate_difficulty)
1829	unless $self->difficulty;	2123	unless $self->difficulty;
1830	Coro::cede;	2124	cf::cede_to_tick;
1831		2125
1832	unless ($self->{deny_activate}) {	2126	unless ($self->{deny_activate}) {
1833	$self->decay_objects;	2127	$self->decay_objects;
1834	$self->fix_auto_apply;	2128	$self->fix_auto_apply;
1835	$self->update_buttons;	2129	$self->update_buttons;
1836	Coro::cede;	2130	cf::cede_to_tick;
1837	$self->set_darkness_map;
1838	Coro::cede;
1839	$self->activate;	2131	$self->activate;
1840	}	2132	}
1841		2133
		2134	$self->{last_save} = $cf::RUNTIME;
		2135	$self->last_access ($cf::RUNTIME);
		2136
1842	$self->in_memory (cf::MAP_IN_MEMORY);	2137	$self->in_memory (cf::MAP_ACTIVE);
1843	}	2138	}
1844		2139
1845	$self->post_load;	2140	$self->post_load;
1846	}	2141	}
1847		2142
		2143	# customize the map for a given player, i.e.
		2144	# return the _real_ map. used by e.g. per-player
		2145	# maps to change the path to ~playername/mappath
1848	sub customise_for {	2146	sub customise_for {
1849	my ($self, $ob) = @_;	2147	my ($self, $ob) = @_;
1850		2148
1851	return find "~" . $ob->name . "/" . $self->{path}	2149	return find "~" . $ob->name . "/" . $self->{path}
1852	if $self->per_player;	2150	if $self->per_player;
…		…
1856		2154
1857	$self	2155	$self
1858	}	2156	}
1859		2157
1860	# find and load all maps in the 3x3 area around a map	2158	# find and load all maps in the 3x3 area around a map
1861	sub load_diag {	2159	sub load_neighbours {
1862	my ($map) = @_;	2160	my ($map) = @_;
1863		2161
1864	my @diag; # diagonal neighbours	2162	my @neigh; # diagonal neighbours
1865		2163
1866	for (0 .. 3) {	2164	for (0 .. 3) {
1867	my $neigh = $map->tile_path ($_)	2165	my $neigh = $map->tile_path ($_)
1868	or next;	2166	or next;
1869	$neigh = find $neigh, $map	2167	$neigh = find $neigh, $map
1870	or next;	2168	or next;
1871	$neigh->load;	2169	$neigh->load;
1872		2170
		2171	# now find the diagonal neighbours
		2172	push @neigh,
1873	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2173	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1874	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2174	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1875	}	2175	}
1876		2176
1877	for (@diag) {	2177	for (grep defined $_->[0], @neigh) {
		2178	my ($path, $origin) = @$_;
1878	my $neigh = find @$_	2179	my $neigh = find $path, $origin
1879	or next;	2180	or next;
1880	$neigh->load;	2181	$neigh->load;
1881	}	2182	}
1882	}	2183	}
1883		2184
…		…
1888	}	2189	}
1889		2190
1890	sub do_load_sync {	2191	sub do_load_sync {
1891	my ($map) = @_;	2192	my ($map) = @_;
1892		2193
		2194	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2195	if $Coro::current == $Coro::main;
		2196
1893	cf::sync_job { $map->load };	2197	cf::sync_job { $map->load };
1894	}	2198	}
1895		2199
1896	our %MAP_PREFETCH;	2200	our %MAP_PREFETCH;
1897	our $MAP_PREFETCHER = undef;	2201	our $MAP_PREFETCHER = undef;
1898		2202
1899	sub find_async {	2203	sub find_async {
1900	my ($path, $origin) = @_;	2204	my ($path, $origin, $load) = @_;
1901		2205
1902	$path = normalise $path, $origin && $origin->{path};	2206	$path = normalise $path, $origin && $origin->{path};
1903		2207
1904	if (my $map = $cf::MAP{$path}) {	2208	if (my $map = $cf::MAP{$path}) {
1905	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2209	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1906	}	2210	}
1907		2211
1908	undef $MAP_PREFETCH{$path};	2212	$MAP_PREFETCH{$path} |= $load;
		2213
1909	$MAP_PREFETCHER ||= cf::async {	2214	$MAP_PREFETCHER ||= cf::async {
		2215	$Coro::current->{desc} = "map prefetcher";
		2216
1910	while (%MAP_PREFETCH) {	2217	while (%MAP_PREFETCH) {
1911	for my $path (keys %MAP_PREFETCH) {	2218	while (my ($k, $v) = each %MAP_PREFETCH) {
1912	my $map = find $path	2219	if (my $map = find $k) {
1913	or next;
1914	$map->load;	2220	$map->load if $v;
		2221	}
1915		2222
1916	delete $MAP_PREFETCH{$path};	2223	delete $MAP_PREFETCH{$k};
1917	}	2224	}
1918	}	2225	}
1919	undef $MAP_PREFETCHER;	2226	undef $MAP_PREFETCHER;
1920	};	2227	};
1921	$MAP_PREFETCHER->prio (6);	2228	$MAP_PREFETCHER->prio (6);
1922		2229
1923	()	2230	()
1924	}	2231	}
1925		2232
		2233	# common code, used by both ->save and ->swapout
1926	sub save {	2234	sub _save {
1927	my ($self) = @_;	2235	my ($self) = @_;
1928
1929	my $lock = cf::lock_acquire "map_data:" . $self->path;
1930		2236
1931	$self->{last_save} = $cf::RUNTIME;	2237	$self->{last_save} = $cf::RUNTIME;
1932		2238
1933	return unless $self->dirty;	2239	return unless $self->dirty;
1934		2240
…		…
1940	return if $self->{deny_save};	2246	return if $self->{deny_save};
1941		2247
1942	local $self->{last_access} = $self->last_access;#d#	2248	local $self->{last_access} = $self->last_access;#d#
1943		2249
1944	cf::async {	2250	cf::async {
		2251	$Coro::current->{desc} = "map player save";
1945	$_->contr->save for $self->players;	2252	$_->contr->save for $self->players;
1946	};	2253	};
		2254
		2255	cf::get_slot 0.02;
1947		2256
1948	if ($uniq) {	2257	if ($uniq) {
1949	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2258	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1950	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2259	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1951	} else {	2260	} else {
1952	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2261	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1953	}	2262	}
1954	}	2263	}
1955		2264
		2265	sub save {
		2266	my ($self) = @_;
		2267
		2268	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2269
		2270	$self->_save;
		2271	}
		2272
1956	sub swap_out {	2273	sub swap_out {
1957	my ($self) = @_;	2274	my ($self) = @_;
1958		2275
1959	# save first because save cedes
1960	$self->save;
1961
1962	my $lock = cf::lock_acquire "map_data:" . $self->path;	2276	my $lock = cf::lock_acquire "map_data:$self->{path}";
1963		2277
		2278	return if $self->in_memory != cf::MAP_ACTIVE;
		2279	return if $self->{deny_save};
1964	return if $self->players;	2280	return if $self->players;
1965	return if $self->in_memory != cf::MAP_IN_MEMORY;
1966	return if $self->{deny_save};
1967		2281
		2282	# first deactivate the map and "unlink" it from the core
		2283	$self->deactivate;
		2284	$_->clear_links_to ($self) for values %cf::MAP;
		2285	$self->in_memory (cf::MAP_SWAPPED);
		2286
		2287	# then atomically save
		2288	$self->_save;
		2289
		2290	# then free the map
1968	$self->clear;	2291	$self->clear;
1969	$self->in_memory (cf::MAP_SWAPPED);
1970	}	2292	}
1971		2293
1972	sub reset_at {	2294	sub reset_at {
1973	my ($self) = @_;	2295	my ($self) = @_;
1974		2296
…		…
1992		2314
1993	my $lock = cf::lock_acquire "map_data:$self->{path}";	2315	my $lock = cf::lock_acquire "map_data:$self->{path}";
1994		2316
1995	return if $self->players;	2317	return if $self->players;
1996		2318
1997	warn "resetting map ", $self->path;	2319	warn "resetting map ", $self->path, "\n";
1998		2320
1999	$self->in_memory (cf::MAP_SWAPPED);	2321	$self->in_memory (cf::MAP_SWAPPED);
2000		2322
2001	# need to save uniques path	2323	# need to save uniques path
2002	unless ($self->{deny_save}) {	2324	unless ($self->{deny_save}) {
…		…
2006	if $uniq;	2328	if $uniq;
2007	}	2329	}
2008		2330
2009	delete $cf::MAP{$self->path};	2331	delete $cf::MAP{$self->path};
2010		2332
		2333	$self->deactivate;
		2334	$_->clear_links_to ($self) for values %cf::MAP;
2011	$self->clear;	2335	$self->clear;
2012
2013	$_->clear_links_to ($self) for values %cf::MAP;
2014		2336
2015	$self->unlink_save;	2337	$self->unlink_save;
2016	$self->destroy;	2338	$self->destroy;
2017	}	2339	}
2018		2340
2019	my $nuke_counter = "aaaa";	2341	my $nuke_counter = "aaaa";
2020		2342
2021	sub nuke {	2343	sub nuke {
2022	my ($self) = @_;	2344	my ($self) = @_;
2023		2345
		2346	{
		2347	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2348
2024	delete $cf::MAP{$self->path};	2349	delete $cf::MAP{$self->path};
2025		2350
2026	$self->unlink_save;	2351	$self->unlink_save;
2027		2352
2028	bless $self, "cf::map";	2353	bless $self, "cf::map::wrap";
2029	delete $self->{deny_reset};	2354	delete $self->{deny_reset};
2030	$self->{deny_save} = 1;	2355	$self->{deny_save} = 1;
2031	$self->reset_timeout (1);	2356	$self->reset_timeout (1);
2032	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2357	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2033		2358
2034	$cf::MAP{$self->path} = $self;	2359	$cf::MAP{$self->path} = $self;
		2360	}
2035		2361
2036	$self->reset; # polite request, might not happen	2362	$self->reset; # polite request, might not happen
2037	}	2363	}
2038		2364
2039	=item $maps = cf::map::tmp_maps	2365	=item $maps = cf::map::tmp_maps
…		…
2081		2407
2082	sub unique_maps() {	2408	sub unique_maps() {
2083	[	2409	[
2084	map {	2410	map {
2085	utf8::decode $_;	2411	utf8::decode $_;
2086	/\.map$/	2412	s/\.map$//; # TODO future compatibility hack
		2413	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2414	? ()
2087	? normalise $_	2415	: normalise $_
2088	: ()
2089	} @{ aio_readdir $UNIQUEDIR or [] }	2416	} @{ aio_readdir $UNIQUEDIR or [] }
2090	]	2417	]
2091	}	2418	}
2092		2419
2093	package cf;	2420	=item cf::map::static_maps
		2421
		2422	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2423	file in the shared directory excluding F</styles> and F</editor>). May
		2424	block.
		2425
		2426	=cut
		2427
		2428	sub static_maps() {
		2429	my @dirs = "";
		2430	my @maps;
		2431
		2432	while (@dirs) {
		2433	my $dir = shift @dirs;
		2434
		2435	next if $dir eq "/styles" || $dir eq "/editor";
		2436
		2437	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2438	or return;
		2439
		2440	for (@$files) {
		2441	s/\.map$// or next;
		2442	utf8::decode $_;
		2443	push @maps, "$dir/$_";
		2444	}
		2445
		2446	push @dirs, map "$dir/$_", @$dirs;
		2447	}
		2448
		2449	\@maps
		2450	}
2094		2451
2095	=back	2452	=back
2096		2453
2097	=head3 cf::object	2454	=head3 cf::object
2098		2455
…		…
2102		2459
2103	=over 4	2460	=over 4
2104		2461
2105	=item $ob->inv_recursive	2462	=item $ob->inv_recursive
2106		2463
2107	Returns the inventory of the object _and_ their inventories, recursively.	2464	Returns the inventory of the object I<and> their inventories, recursively,
		2465	but I<not> the object itself.
2108		2466
2109	=cut	2467	=cut
2110		2468
2111	sub inv_recursive_;	2469	sub inv_recursive_;
2112	sub inv_recursive_ {	2470	sub inv_recursive_ {
…		…
2115		2473
2116	sub inv_recursive {	2474	sub inv_recursive {
2117	inv_recursive_ inv $_[0]	2475	inv_recursive_ inv $_[0]
2118	}	2476	}
2119		2477
		2478	=item $ref = $ob->ref
		2479
		2480	Creates and returns a persistent reference to an object that can be stored as a string.
		2481
		2482	=item $ob = cf::object::deref ($refstring)
		2483
		2484	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2485	even if the object actually exists. May block.
		2486
		2487	=cut
		2488
		2489	sub deref {
		2490	my ($ref) = @_;
		2491
		2492	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2493	my ($uuid, $name) = ($1, $2);
		2494	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2495	or return;
		2496	$pl->ob->uuid eq $uuid
		2497	or return;
		2498
		2499	$pl->ob
		2500	} else {
		2501	warn "$ref: cannot resolve object reference\n";
		2502	undef
		2503	}
		2504	}
		2505
2120	package cf;	2506	package cf;
2121		2507
2122	=back	2508	=back
2123		2509
2124	=head3 cf::object::player	2510	=head3 cf::object::player
…		…
2130	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2516	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2131	can be C<undef>. Does the right thing when the player is currently in a	2517	can be C<undef>. Does the right thing when the player is currently in a
2132	dialogue with the given NPC character.	2518	dialogue with the given NPC character.
2133		2519
2134	=cut	2520	=cut
		2521
		2522	our $SAY_CHANNEL = {
		2523	id => "say",
		2524	title => "Map",
		2525	reply => "say ",
		2526	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2527	};
		2528
		2529	our $CHAT_CHANNEL = {
		2530	id => "chat",
		2531	title => "Chat",
		2532	reply => "chat ",
		2533	tooltip => "Player chat and shouts, global to the server.",
		2534	};
2135		2535
2136	# rough implementation of a future "reply" method that works	2536	# rough implementation of a future "reply" method that works
2137	# with dialog boxes.	2537	# with dialog boxes.
2138	#TODO: the first argument must go, split into a $npc->reply_to ( method	2538	#TODO: the first argument must go, split into a $npc->reply_to ( method
2139	sub cf::object::player::reply($$$;$) {	2539	sub cf::object::player::reply($$$;$) {
…		…
2146		2546
2147	} else {	2547	} else {
2148	my $pl = $self->contr;	2548	my $pl = $self->contr;
2149		2549
2150	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2550	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2151	my $diag = $pl->{npc_dialog};	2551	my $dialog = $pl->{npc_dialog};
2152	$diag->{pl}->ext_reply (	2552	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2153	$diag->{id},
2154	msgtype => "reply",
2155	msg => $diag->{pl}->expand_cfpod ($msg),
2156	add_topics => []
2157	);
2158		2553
2159	} else {	2554	} else {
2160	$msg = $npc->name . " says: $msg" if $npc;	2555	$msg = $npc->name . " says: $msg" if $npc;
2161	$self->message ($msg, $flags);	2556	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2162	}	2557	}
2163	}	2558	}
		2559	}
		2560
		2561	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2562
		2563	=cut
		2564
		2565	sub cf::object::send_msg {
		2566	my $pl = shift->contr
		2567	or return;
		2568	$pl->send_msg (@_);
2164	}	2569	}
2165		2570
2166	=item $player_object->may ("access")	2571	=item $player_object->may ("access")
2167		2572
2168	Returns wether the given player is authorized to access resource "access"	2573	Returns wether the given player is authorized to access resource "access"
…		…
2181		2586
2182	=item $player_object->enter_link	2587	=item $player_object->enter_link
2183		2588
2184	Freezes the player and moves him/her to a special map (C<{link}>).	2589	Freezes the player and moves him/her to a special map (C<{link}>).
2185		2590
2186	The player should be reasonably safe there for short amounts of time. You	2591	The player should be reasonably safe there for short amounts of time (e.g.
2187	I<MUST> call C<leave_link> as soon as possible, though.	2592	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2593	though, as the player cannot control the character while it is on the link
		2594	map.
2188		2595
2189	Will never block.	2596	Will never block.
2190		2597
2191	=item $player_object->leave_link ($map, $x, $y)	2598	=item $player_object->leave_link ($map, $x, $y)
2192		2599
…		…
2212	sub cf::object::player::enter_link {	2619	sub cf::object::player::enter_link {
2213	my ($self) = @_;	2620	my ($self) = @_;
2214		2621
2215	$self->deactivate_recursive;	2622	$self->deactivate_recursive;
2216		2623
		2624	++$self->{_link_recursion};
		2625
2217	return if UNIVERSAL::isa $self->map, "ext::map_link";	2626	return if UNIVERSAL::isa $self->map, "ext::map_link";
2218		2627
2219	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2628	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2220	if $self->map && $self->map->{path} ne "{link}";	2629	if $self->map && $self->map->{path} ne "{link}";
2221		2630
2222	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2631	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2223	}	2632	}
2224		2633
2225	sub cf::object::player::leave_link {	2634	sub cf::object::player::leave_link {
2226	my ($self, $map, $x, $y) = @_;	2635	my ($self, $map, $x, $y) = @_;
2227		2636
…		…
2244	($x, $y) = (-1, -1)	2653	($x, $y) = (-1, -1)
2245	unless (defined $x) && (defined $y);	2654	unless (defined $x) && (defined $y);
2246		2655
2247	# use -1 or undef as default coordinates, not 0, 0	2656	# use -1 or undef as default coordinates, not 0, 0
2248	($x, $y) = ($map->enter_x, $map->enter_y)	2657	($x, $y) = ($map->enter_x, $map->enter_y)
2249	if $x <=0 && $y <= 0;	2658	if $x <= 0 && $y <= 0;
2250		2659
2251	$map->load;	2660	$map->load;
2252	$map->load_diag;	2661	$map->load_neighbours;
2253		2662
2254	return unless $self->contr->active;	2663	return unless $self->contr->active;
2255	$self->activate_recursive;
2256		2664
2257	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2665	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2258	$self->enter_map ($map, $x, $y);	2666	if ($self->enter_map ($map, $x, $y)) {
2259	}	2667	# entering was successful
		2668	delete $self->{_link_recursion};
		2669	# only activate afterwards, to support waiting in hooks
		2670	$self->activate_recursive;
		2671	}
2260		2672
		2673	}
		2674
2261	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2675	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2262		2676
2263	Moves the player to the given map-path and coordinates by first freezing	2677	Moves the player to the given map-path and coordinates by first freezing
2264	her, loading and preparing them map, calling the provided $check callback	2678	her, loading and preparing them map, calling the provided $check callback
2265	that has to return the map if sucecssful, and then unfreezes the player on	2679	that has to return the map if sucecssful, and then unfreezes the player on
2266	the new (success) or old (failed) map position.	2680	the new (success) or old (failed) map position. In either case, $done will
		2681	be called at the end of this process.
		2682
		2683	Note that $check will be called with a potentially non-loaded map, so if
		2684	it needs a loaded map it has to call C<< ->load >>.
2267		2685
2268	=cut	2686	=cut
2269		2687
2270	our $GOTOGEN;	2688	our $GOTOGEN;
2271		2689
2272	sub cf::object::player::goto {	2690	sub cf::object::player::goto {
2273	my ($self, $path, $x, $y, $check) = @_;	2691	my ($self, $path, $x, $y, $check, $done) = @_;
		2692
		2693	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2694	warn "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2695	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2696	($path, $x, $y) = @$EMERGENCY_POSITION;
		2697	}
2274		2698
2275	# do generation counting so two concurrent goto's will be executed in-order	2699	# do generation counting so two concurrent goto's will be executed in-order
2276	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2700	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2277		2701
2278	$self->enter_link;	2702	$self->enter_link;
2279		2703
2280	(async {	2704	(async {
		2705	$Coro::current->{desc} = "player::goto $path $x $y";
		2706
		2707	# *tag paths override both path and x|y
		2708	if ($path =~ /^\*(.*)$/) {
		2709	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2710	my $ob = $obs[rand @obs];
		2711
		2712	# see if we actually can go there
		2713	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2714	$ob = $obs[rand @obs];
		2715	} else {
		2716	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2717	}
		2718	# else put us there anyways for now #d#
		2719
		2720	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2721	} else {
		2722	($path, $x, $y) = (undef, undef, undef);
		2723	}
		2724	}
		2725
2281	my $map = eval {	2726	my $map = eval {
2282	my $map = cf::map::find $path;	2727	my $map = defined $path ? cf::map::find $path : undef;
2283		2728
2284	if ($map) {	2729	if ($map) {
2285	$map = $map->customise_for ($self);	2730	$map = $map->customise_for ($self);
2286	$map = $check->($map) if $check && $map;	2731	$map = $check->($map, $x, $y, $self) if $check && $map;
2287	} else {	2732	} else {
2288	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2733	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2289	}	2734	}
2290		2735
2291	$map	2736	$map
2292	};	2737	};
2293		2738
…		…
2298		2743
2299	if ($gen == $self->{_goto_generation}) {	2744	if ($gen == $self->{_goto_generation}) {
2300	delete $self->{_goto_generation};	2745	delete $self->{_goto_generation};
2301	$self->leave_link ($map, $x, $y);	2746	$self->leave_link ($map, $x, $y);
2302	}	2747	}
		2748
		2749	$done->($self) if $done;
2303	})->prio (1);	2750	})->prio (1);
2304	}	2751	}
2305		2752
2306	=item $player_object->enter_exit ($exit_object)	2753	=item $player_object->enter_exit ($exit_object)
2307		2754
…		…
2327	}	2774	}
2328		2775
2329	sub prepare_random_map {	2776	sub prepare_random_map {
2330	my ($exit) = @_;	2777	my ($exit) = @_;
2331		2778
2332	my $guard = cf::lock_acquire "exit_prepare:$exit";
2333
2334	# all this does is basically replace the /! path by	2779	# all this does is basically replace the /! path by
2335	# a new random map path (?random/...) with a seed	2780	# a new random map path (?random/...) with a seed
2336	# that depends on the exit object	2781	# that depends on the exit object
2337		2782
2338	my $rmp = parse_random_map_params $exit->msg;	2783	my $rmp = parse_random_map_params $exit->msg;
…		…
2340	if ($exit->map) {	2785	if ($exit->map) {
2341	$rmp->{region} = $exit->region->name;	2786	$rmp->{region} = $exit->region->name;
2342	$rmp->{origin_map} = $exit->map->path;	2787	$rmp->{origin_map} = $exit->map->path;
2343	$rmp->{origin_x} = $exit->x;	2788	$rmp->{origin_x} = $exit->x;
2344	$rmp->{origin_y} = $exit->y;	2789	$rmp->{origin_y} = $exit->y;
		2790
		2791	$exit->map->touch;
2345	}	2792	}
2346		2793
2347	$rmp->{random_seed} ||= $exit->random_seed;	2794	$rmp->{random_seed} ||= $exit->random_seed;
2348		2795
2349	my $data = cf::to_json $rmp;	2796	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2350	my $md5 = Digest::MD5::md5_hex $data;	2797	my $md5 = Digest::MD5::md5_hex $data;
2351	my $meta = "$RANDOMDIR/$md5.meta";	2798	my $meta = "$RANDOMDIR/$md5.meta";
2352		2799
2353	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2800	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2354	aio_write $fh, 0, (length $data), $data, 0;	2801	aio_write $fh, 0, (length $data), $data, 0;
2355	undef $fh;	2802	undef $fh;
2356	aio_rename "$meta~", $meta;	2803	aio_rename "$meta~", $meta;
2357		2804
		2805	my $slaying = "?random/$md5";
		2806
		2807	if ($exit->valid) {
2358	$exit->slaying ("?random/$md5");	2808	$exit->slaying ("?random/$md5");
2359	$exit->msg (undef);	2809	$exit->msg (undef);
		2810	}
2360	}	2811	}
2361	}	2812	}
2362		2813
2363	sub cf::object::player::enter_exit {	2814	sub cf::object::player::enter_exit {
2364	my ($self, $exit) = @_;	2815	my ($self, $exit) = @_;
2365		2816
2366	return unless $self->type == cf::PLAYER;	2817	return unless $self->type == cf::PLAYER;
2367		2818
2368	if ($exit->slaying eq "/!") {
2369	#TODO: this should de-fi-ni-te-ly not be a sync-job
2370	# the problem is that $exit might not survive long enough
2371	# so it needs to be done right now, right here
2372	cf::sync_job { prepare_random_map $exit };
2373	}
2374
2375	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2376	my $hp = $exit->stats->hp;
2377	my $sp = $exit->stats->sp;
2378
2379	$self->enter_link;	2819	$self->enter_link;
2380		2820
2381	# if exit is damned, update players death & WoR home-position
2382	$self->contr->savebed ($slaying, $hp, $sp)
2383	if $exit->flag (FLAG_DAMNED);
2384
2385	(async {	2821	(async {
2386	$self->deactivate_recursive; # just to be sure	2822	$Coro::current->{desc} = "enter_exit";
		2823
2387	unless (eval {	2824	unless (eval {
		2825	$self->deactivate_recursive; # just to be sure
		2826
		2827	# random map handling
		2828	{
		2829	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2830
		2831	prepare_random_map $exit
		2832	if $exit->slaying eq "/!";
		2833	}
		2834
		2835	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2836	my $x = $exit->stats->hp;
		2837	my $y = $exit->stats->sp;
		2838
2388	$self->goto ($slaying, $hp, $sp);	2839	$self->goto ($map, $x, $y);
2389		2840
		2841	# if exit is damned, update players death & WoR home-position
		2842	$self->contr->savebed ($map, $x, $y)
		2843	if $exit->flag (cf::FLAG_DAMNED);
		2844
2390	1;	2845	1
2391	}) {	2846	}) {
2392	$self->message ("Something went wrong deep within the crossfire server. "	2847	$self->message ("Something went wrong deep within the deliantra server. "
2393	. "I'll try to bring you back to the map you were before. "	2848	. "I'll try to bring you back to the map you were before. "
2394	. "Please report this to the dungeon master!",	2849	. "Please report this to the dungeon master!",
2395	cf::NDI_UNIQUE | cf::NDI_RED);	2850	cf::NDI_UNIQUE | cf::NDI_RED);
2396		2851
2397	warn "ERROR in enter_exit: $@";	2852	warn "ERROR in enter_exit: $@";
…		…
2416		2871
2417	utf8::encode $text;	2872	utf8::encode $text;
2418	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2873	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2419	}	2874	}
2420		2875
		2876	=item $client->send_big_packet ($pkt)
		2877
		2878	Like C<send_packet>, but tries to compress large packets, and fragments
		2879	them as required.
		2880
		2881	=cut
		2882
		2883	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2884
		2885	sub cf::client::send_big_packet {
		2886	my ($self, $pkt) = @_;
		2887
		2888	# try lzf for large packets
		2889	$pkt = "lzf " . Compress::LZF::compress $pkt
		2890	if 1024 <= length $pkt and $self->{can_lzf};
		2891
		2892	# split very large packets
		2893	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2894	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2895	$pkt = "frag";
		2896	}
		2897
		2898	$self->send_packet ($pkt);
		2899	}
		2900
2421	=item $client->send_msg ($color, $type, $msg, [extra...])	2901	=item $client->send_msg ($channel, $msg, $color, [extra...])
2422		2902
2423	Send a drawinfo or msg packet to the client, formatting the msg for the	2903	Send a drawinfo or msg packet to the client, formatting the msg for the
2424	client if neccessary. C<$type> should be a string identifying the type of	2904	client if neccessary. C<$type> should be a string identifying the type of
2425	the message, with C<log> being the default. If C<$color> is negative, suppress	2905	the message, with C<log> being the default. If C<$color> is negative, suppress
2426	the message unless the client supports the msg packet.	2906	the message unless the client supports the msg packet.
2427		2907
2428	=cut	2908	=cut
2429		2909
		2910	# non-persistent channels (usually the info channel)
		2911	our %CHANNEL = (
		2912	"c/motd" => {
		2913	id => "infobox",
		2914	title => "MOTD",
		2915	reply => undef,
		2916	tooltip => "The message of the day",
		2917	},
		2918	"c/identify" => {
		2919	id => "infobox",
		2920	title => "Identify",
		2921	reply => undef,
		2922	tooltip => "Items recently identified",
		2923	},
		2924	"c/examine" => {
		2925	id => "infobox",
		2926	title => "Examine",
		2927	reply => undef,
		2928	tooltip => "Signs and other items you examined",
		2929	},
		2930	"c/shopinfo" => {
		2931	id => "infobox",
		2932	title => "Shop Info",
		2933	reply => undef,
		2934	tooltip => "What your bargaining skill tells you about the shop",
		2935	},
		2936	"c/book" => {
		2937	id => "infobox",
		2938	title => "Book",
		2939	reply => undef,
		2940	tooltip => "The contents of a note or book",
		2941	},
		2942	"c/lookat" => {
		2943	id => "infobox",
		2944	title => "Look",
		2945	reply => undef,
		2946	tooltip => "What you saw there",
		2947	},
		2948	"c/who" => {
		2949	id => "infobox",
		2950	title => "Players",
		2951	reply => undef,
		2952	tooltip => "Shows players who are currently online",
		2953	},
		2954	"c/body" => {
		2955	id => "infobox",
		2956	title => "Body Parts",
		2957	reply => undef,
		2958	tooltip => "Shows which body parts you posess and are available",
		2959	},
		2960	"c/statistics" => {
		2961	id => "infobox",
		2962	title => "Statistics",
		2963	reply => undef,
		2964	tooltip => "Shows your primary statistics",
		2965	},
		2966	"c/skills" => {
		2967	id => "infobox",
		2968	title => "Skills",
		2969	reply => undef,
		2970	tooltip => "Shows your experience per skill and item power",
		2971	},
		2972	"c/shopitems" => {
		2973	id => "infobox",
		2974	title => "Shop Items",
		2975	reply => undef,
		2976	tooltip => "Shows the items currently for sale in this shop",
		2977	},
		2978	"c/resistances" => {
		2979	id => "infobox",
		2980	title => "Resistances",
		2981	reply => undef,
		2982	tooltip => "Shows your resistances",
		2983	},
		2984	"c/pets" => {
		2985	id => "infobox",
		2986	title => "Pets",
		2987	reply => undef,
		2988	tooltip => "Shows information abotu your pets/a specific pet",
		2989	},
		2990	"c/perceiveself" => {
		2991	id => "infobox",
		2992	title => "Perceive Self",
		2993	reply => undef,
		2994	tooltip => "You gained detailed knowledge about yourself",
		2995	},
		2996	"c/uptime" => {
		2997	id => "infobox",
		2998	title => "Uptime",
		2999	reply => undef,
		3000	tooltip => "How long the server has been running since last restart",
		3001	},
		3002	"c/mapinfo" => {
		3003	id => "infobox",
		3004	title => "Map Info",
		3005	reply => undef,
		3006	tooltip => "Information related to the maps",
		3007	},
		3008	"c/party" => {
		3009	id => "party",
		3010	title => "Party",
		3011	reply => "gsay ",
		3012	tooltip => "Messages and chat related to your party",
		3013	},
		3014	"c/death" => {
		3015	id => "death",
		3016	title => "Death",
		3017	reply => undef,
		3018	tooltip => "Reason for and more info about your most recent death",
		3019	},
		3020	"c/say" => $SAY_CHANNEL,
		3021	"c/chat" => $CHAT_CHANNEL,
		3022	);
		3023
2430	sub cf::client::send_msg {	3024	sub cf::client::send_msg {
2431	my ($self, $color, $type, $msg, @extra) = @_;	3025	my ($self, $channel, $msg, $color, @extra) = @_;
2432		3026
2433	$msg = $self->pl->expand_cfpod ($msg);	3027	$msg = $self->pl->expand_cfpod ($msg)
		3028	unless $color & cf::NDI_VERBATIM;
		3029
		3030	$color &= cf::NDI_CLIENT_MASK; # just in case...
		3031
		3032	# check predefined channels, for the benefit of C
		3033	if ($CHANNEL{$channel}) {
		3034	$channel = $CHANNEL{$channel};
		3035
		3036	$self->ext_msg (channel_info => $channel);
		3037	$channel = $channel->{id};
		3038
		3039	} elsif (ref $channel) {
		3040	# send meta info to client, if not yet sent
		3041	unless (exists $self->{channel}{$channel->{id}}) {
		3042	$self->{channel}{$channel->{id}} = $channel;
		3043	$self->ext_msg (channel_info => $channel);
		3044	}
		3045
		3046	$channel = $channel->{id};
		3047	}
2434		3048
2435	return unless @extra || length $msg;	3049	return unless @extra || length $msg;
2436		3050
2437	if ($self->can_msg) {	3051	# default colour, mask it out
2438	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	3052	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2439	} else {	3053	if $color & cf::NDI_DEF;
2440	# replace some tags by gcfclient-compatible ones
2441	for ($msg) {
2442	1 while
2443	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2444	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2445	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2446	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2447	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2448	}
2449		3054
2450	if ($color >= 0) {	3055	my $pkt = "msg "
2451	if (0 && $msg =~ /\[/) {	3056	. $self->{json_coder}->encode (
2452	$self->send_packet ("drawextinfo $color 4 0 $msg")	3057	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2453	} else {	3058	);
2454	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2455	$self->send_packet ("drawinfo $color $msg")
2456	}
2457	}
2458	}
2459	}
2460		3059
		3060	$self->send_big_packet ($pkt);
		3061	}
		3062
2461	=item $client->ext_event ($type, %msg)	3063	=item $client->ext_msg ($type, @msg)
2462		3064
2463	Sends an ext event to the client.	3065	Sends an ext event to the client.
2464		3066
2465	=cut	3067	=cut
2466		3068
2467	sub cf::client::ext_event($$%) {	3069	sub cf::client::ext_msg($$@) {
2468	my ($self, $type, %msg) = @_;	3070	my ($self, $type, @msg) = @_;
2469		3071
		3072	if ($self->extcmd == 2) {
		3073	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3074	} elsif ($self->extcmd == 1) { # TODO: remove
2470	$msg{msgtype} = "event_$type";	3075	push @msg, msgtype => "event_$type";
2471	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	3076	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3077	}
		3078	}
		3079
		3080	=item $client->ext_reply ($msgid, @msg)
		3081
		3082	Sends an ext reply to the client.
		3083
		3084	=cut
		3085
		3086	sub cf::client::ext_reply($$@) {
		3087	my ($self, $id, @msg) = @_;
		3088
		3089	if ($self->extcmd == 2) {
		3090	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3091	} elsif ($self->extcmd == 1) {
		3092	#TODO: version 1, remove
		3093	unshift @msg, msgtype => "reply", msgid => $id;
		3094	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3095	}
2472	}	3096	}
2473		3097
2474	=item $success = $client->query ($flags, "text", \&cb)	3098	=item $success = $client->query ($flags, "text", \&cb)
2475		3099
2476	Queues a query to the client, calling the given callback with	3100	Queues a query to the client, calling the given callback with
…		…
2531	my ($ns, $buf) = @_;	3155	my ($ns, $buf) = @_;
2532		3156
2533	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3157	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2534		3158
2535	if (ref $msg) {	3159	if (ref $msg) {
		3160	my ($type, $reply, @payload) =
		3161	"ARRAY" eq ref $msg
		3162	? @$msg
		3163	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3164
		3165	my @reply;
		3166
2536	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3167	if (my $cb = $EXTICMD{$type}) {
2537	if (my %reply = $cb->($ns, $msg)) {	3168	@reply = $cb->($ns, @payload);
2538	$reply{msgid} = $msg->{msgid};
2539	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2540	}
2541	}	3169	}
		3170
		3171	$ns->ext_reply ($reply, @reply)
		3172	if $reply;
		3173
2542	} else {	3174	} else {
2543	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3175	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2544	}	3176	}
2545		3177
2546	cf::override;	3178	cf::override;
…		…
2568		3200
2569	$coro	3201	$coro
2570	}	3202	}
2571		3203
2572	cf::client->attach (	3204	cf::client->attach (
2573	on_destroy => sub {	3205	on_client_destroy => sub {
2574	my ($ns) = @_;	3206	my ($ns) = @_;
2575		3207
2576	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3208	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2577	},	3209	},
2578	);	3210	);
…		…
2593	our $safe = new Safe "safe";	3225	our $safe = new Safe "safe";
2594	our $safe_hole = new Safe::Hole;	3226	our $safe_hole = new Safe::Hole;
2595		3227
2596	$SIG{FPE} = 'IGNORE';	3228	$SIG{FPE} = 'IGNORE';
2597		3229
2598	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3230	$safe->permit_only (Opcode::opset qw(
		3231	:base_core :base_mem :base_orig :base_math :base_loop
		3232	grepstart grepwhile mapstart mapwhile
		3233	sort time
		3234	));
2599		3235
2600	# here we export the classes and methods available to script code	3236	# here we export the classes and methods available to script code
2601		3237
2602	=pod	3238	=pod
2603		3239
2604	The following functions and methods are available within a safe environment:	3240	The following functions and methods are available within a safe environment:
2605		3241
2606	cf::object	3242	cf::object
2607	contr pay_amount pay_player map x y force_find force_add	3243	contr pay_amount pay_player map x y force_find force_add destroy
2608	insert remove	3244	insert remove name archname title slaying race decrease split
		3245	value
2609		3246
2610	cf::object::player	3247	cf::object::player
2611	player	3248	player
2612		3249
2613	cf::player	3250	cf::player
…		…
2618		3255
2619	=cut	3256	=cut
2620		3257
2621	for (	3258	for (
2622	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3259	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2623	insert remove)],	3260	insert remove inv nrof name archname title slaying race
		3261	decrease split destroy change_exp value msg lore send_msg)],
2624	["cf::object::player" => qw(player)],	3262	["cf::object::player" => qw(player)],
2625	["cf::player" => qw(peaceful)],	3263	["cf::player" => qw(peaceful send_msg)],
2626	["cf::map" => qw(trigger)],	3264	["cf::map" => qw(trigger)],
2627	) {	3265	) {
2628	no strict 'refs';	3266	no strict 'refs';
2629	my ($pkg, @funs) = @$_;	3267	my ($pkg, @funs) = @$_;
2630	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3268	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2648		3286
2649	my $qcode = $code;	3287	my $qcode = $code;
2650	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3288	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2651	$qcode =~ s/\n/\\n/g;	3289	$qcode =~ s/\n/\\n/g;
2652		3290
		3291	%vars = (_dummy => 0) unless %vars;
		3292
		3293	my @res;
2653	local $_;	3294	local $_;
2654	local @safe::cf::_safe_eval_args = values %vars;
2655		3295
2656	my $eval =	3296	my $eval =
2657	"do {\n"	3297	"do {\n"
2658	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3298	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2659	. "#line 0 \"{$qcode}\"\n"	3299	. "#line 0 \"{$qcode}\"\n"
2660	. $code	3300	. $code
2661	. "\n}"	3301	. "\n}"
2662	;	3302	;
2663		3303
		3304	if ($CFG{safe_eval}) {
2664	sub_generation_inc;	3305	sub_generation_inc;
		3306	local @safe::cf::_safe_eval_args = values %vars;
2665	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3307	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2666	sub_generation_inc;	3308	sub_generation_inc;
		3309	} else {
		3310	local @cf::_safe_eval_args = values %vars;
		3311	@res = wantarray ? eval eval : scalar eval $eval;
		3312	}
2667		3313
2668	if ($@) {	3314	if ($@) {
2669	warn "$@";	3315	warn "$@";
2670	warn "while executing safe code '$code'\n";	3316	warn "while executing safe code '$code'\n";
2671	warn "with arguments " . (join " ", %vars) . "\n";	3317	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2690	=cut	3336	=cut
2691		3337
2692	sub register_script_function {	3338	sub register_script_function {
2693	my ($fun, $cb) = @_;	3339	my ($fun, $cb) = @_;
2694		3340
2695	no strict 'refs';	3341	$fun = "safe::$fun" if $CFG{safe_eval};
2696	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3342	*$fun = $safe_hole->wrap ($cb);
2697	}	3343	}
2698		3344
2699	=back	3345	=back
2700		3346
2701	=cut	3347	=cut
…		…
2703	#############################################################################	3349	#############################################################################
2704	# the server's init and main functions	3350	# the server's init and main functions
2705		3351
2706	sub load_facedata($) {	3352	sub load_facedata($) {
2707	my ($path) = @_;	3353	my ($path) = @_;
		3354
		3355	# HACK to clear player env face cache, we need some signal framework
		3356	# for this (global event?)
		3357	%ext::player_env::MUSIC_FACE_CACHE = ();
		3358
		3359	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2708		3360
2709	warn "loading facedata from $path\n";	3361	warn "loading facedata from $path\n";
2710		3362
2711	my $facedata;	3363	my $facedata;
2712	0 < aio_load $path, $facedata	3364	0 < aio_load $path, $facedata
…		…
2715	$facedata = Coro::Storable::thaw $facedata;	3367	$facedata = Coro::Storable::thaw $facedata;
2716		3368
2717	$facedata->{version} == 2	3369	$facedata->{version} == 2
2718	or cf::cleanup "$path: version mismatch, cannot proceed.";	3370	or cf::cleanup "$path: version mismatch, cannot proceed.";
2719		3371
		3372	# patch in the exptable
		3373	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3374	$facedata->{resource}{"res/exp_table"} = {
		3375	type => FT_RSRC,
		3376	data => $exp_table,
		3377	hash => (Digest::MD5::md5 $exp_table),
		3378	};
		3379	cf::cede_to_tick;
		3380
2720	{	3381	{
2721	my $faces = $facedata->{faceinfo};	3382	my $faces = $facedata->{faceinfo};
2722		3383
2723	while (my ($face, $info) = each %$faces) {	3384	while (my ($face, $info) = each %$faces) {
2724	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3385	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3386
2725	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3387	cf::face::set_visibility $idx, $info->{visibility};
		3388	cf::face::set_magicmap $idx, $info->{magicmap};
2726	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3389	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2727	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3390	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2728	Coro::cede;	3391
		3392	cf::cede_to_tick;
2729	}	3393	}
2730		3394
2731	while (my ($face, $info) = each %$faces) {	3395	while (my ($face, $info) = each %$faces) {
2732	next unless $info->{smooth};	3396	next unless $info->{smooth};
		3397
2733	my $idx = cf::face::find $face	3398	my $idx = cf::face::find $face
2734	or next;	3399	or next;
		3400
2735	if (my $smooth = cf::face::find $info->{smooth}) {	3401	if (my $smooth = cf::face::find $info->{smooth}) {
		3402	cf::face::set_smooth $idx, $smooth;
2736	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3403	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2737	} else {	3404	} else {
2738	warn "smooth face '$info->{smooth}' not found for face '$face'";	3405	warn "smooth face '$info->{smooth}' not found for face '$face'";
2739	}	3406	}
2740	Coro::cede;	3407
		3408	cf::cede_to_tick;
2741	}	3409	}
2742	}	3410	}
2743		3411
2744	{	3412	{
2745	my $anims = $facedata->{animinfo};	3413	my $anims = $facedata->{animinfo};
2746		3414
2747	while (my ($anim, $info) = each %$anims) {	3415	while (my ($anim, $info) = each %$anims) {
2748	cf::anim::set $anim, $info->{frames}, $info->{facings};	3416	cf::anim::set $anim, $info->{frames}, $info->{facings};
2749	Coro::cede;	3417	cf::cede_to_tick;
2750	}	3418	}
2751		3419
2752	cf::anim::invalidate_all; # d'oh	3420	cf::anim::invalidate_all; # d'oh
2753	}	3421	}
2754		3422
		3423	{
		3424	my $res = $facedata->{resource};
		3425
		3426	while (my ($name, $info) = each %$res) {
		3427	if (defined $info->{type}) {
		3428	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3429
		3430	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3431	cf::face::set_type $idx, $info->{type};
		3432	} else {
		3433	$RESOURCE{$name} = $info;
		3434	}
		3435
		3436	cf::cede_to_tick;
		3437	}
		3438	}
		3439
		3440	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3441
2755	1	3442	1
2756	}	3443	}
2757		3444
		3445	cf::global->attach (on_resource_update => sub {
		3446	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3447	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3448
		3449	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3450	my $sound = $soundconf->{compat}[$_]
		3451	or next;
		3452
		3453	my $face = cf::face::find "sound/$sound->[1]";
		3454	cf::sound::set $sound->[0] => $face;
		3455	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3456	}
		3457
		3458	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3459	my $face = cf::face::find "sound/$v";
		3460	cf::sound::set $k => $face;
		3461	}
		3462	}
		3463	});
		3464
		3465	register_exticmd fx_want => sub {
		3466	my ($ns, $want) = @_;
		3467
		3468	while (my ($k, $v) = each %$want) {
		3469	$ns->fx_want ($k, $v);
		3470	}
		3471	};
		3472
		3473	sub load_resource_file($) {
		3474	my $guard = lock_acquire "load_resource_file";
		3475
		3476	my $status = load_resource_file_ $_[0];
		3477	get_slot 0.1, 100;
		3478	cf::arch::commit_load;
		3479
		3480	$status
		3481	}
		3482
2758	sub reload_regions {	3483	sub reload_regions {
		3484	# HACK to clear player env face cache, we need some signal framework
		3485	# for this (global event?)
		3486	%ext::player_env::MUSIC_FACE_CACHE = ();
		3487
2759	load_resource_file "$MAPDIR/regions"	3488	load_resource_file "$MAPDIR/regions"
2760	or die "unable to load regions file\n";	3489	or die "unable to load regions file\n";
		3490
		3491	for (cf::region::list) {
		3492	$_->{match} = qr/$_->{match}/
		3493	if exists $_->{match};
		3494	}
2761	}	3495	}
2762		3496
2763	sub reload_facedata {	3497	sub reload_facedata {
2764	load_facedata "$DATADIR/facedata"	3498	load_facedata "$DATADIR/facedata"
2765	or die "unable to load facedata\n";	3499	or die "unable to load facedata\n";
2766	}	3500	}
2767		3501
2768	sub reload_archetypes {	3502	sub reload_archetypes {
2769	load_resource_file "$DATADIR/archetypes"	3503	load_resource_file "$DATADIR/archetypes"
2770	or die "unable to load archetypes\n";	3504	or die "unable to load archetypes\n";
2771	#d# NEED to laod twice to resolve forward references
2772	# this really needs to be done in an extra post-pass
2773	# (which needs to be synchronous, so solve it differently)
2774	load_resource_file "$DATADIR/archetypes"
2775	or die "unable to load archetypes\n";
2776	}	3505	}
2777		3506
2778	sub reload_treasures {	3507	sub reload_treasures {
2779	load_resource_file "$DATADIR/treasures"	3508	load_resource_file "$DATADIR/treasures"
2780	or die "unable to load treasurelists\n";	3509	or die "unable to load treasurelists\n";
2781	}	3510	}
2782		3511
2783	sub reload_resources {	3512	sub reload_resources {
2784	warn "reloading resource files...\n";	3513	warn "reloading resource files...\n";
2785		3514
		3515	reload_facedata;
		3516	reload_archetypes;
2786	reload_regions;	3517	reload_regions;
2787	reload_facedata;
2788	#reload_archetypes;#d#
2789	reload_archetypes;
2790	reload_treasures;	3518	reload_treasures;
2791		3519
2792	warn "finished reloading resource files\n";	3520	warn "finished reloading resource files\n";
2793	}	3521	}
2794		3522
2795	sub init {	3523	sub reload_config {
2796	reload_resources;	3524	warn "reloading config file...\n";
2797	}
2798		3525
2799	sub cfg_load {
2800	open my $fh, "<:utf8", "$CONFDIR/config"	3526	open my $fh, "<:utf8", "$CONFDIR/config"
2801	or return;	3527	or return;
2802		3528
2803	local $/;	3529	local $/;
2804	*CFG = YAML::Syck::Load <$fh>;	3530	*CFG = YAML::XS::Load scalar <$fh>;
2805		3531
2806	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3532	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
2807		3533
2808	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3534	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2809	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3535	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
2810		3536
2811	if (exists $CFG{mlockall}) {	3537	if (exists $CFG{mlockall}) {
…		…
2813	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3539	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2814	and die "WARNING: m(un)lockall failed: $!\n";	3540	and die "WARNING: m(un)lockall failed: $!\n";
2815	};	3541	};
2816	warn $@ if $@;	3542	warn $@ if $@;
2817	}	3543	}
		3544
		3545	warn "finished reloading resource files\n";
		3546	}
		3547
		3548	sub pidfile() {
		3549	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3550	or die "$PIDFILE: $!";
		3551	flock $fh, &Fcntl::LOCK_EX
		3552	or die "$PIDFILE: flock: $!";
		3553	$fh
		3554	}
		3555
		3556	# make sure only one server instance is running at any one time
		3557	sub atomic {
		3558	my $fh = pidfile;
		3559
		3560	my $pid = <$fh>;
		3561	kill 9, $pid if $pid > 0;
		3562
		3563	seek $fh, 0, 0;
		3564	print $fh $$;
		3565	}
		3566
		3567	sub main_loop {
		3568	warn "EV::loop starting\n";
		3569	if (1) {
		3570	EV::loop;
		3571	}
		3572	warn "EV::loop returned\n";
		3573	goto &main_loop unless $REALLY_UNLOOP;
2818	}	3574	}
2819		3575
2820	sub main {	3576	sub main {
		3577	cf::init_globals; # initialise logging
		3578
		3579	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3580	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3581	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3582	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3583
		3584	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3585
2821	# we must not ever block the main coroutine	3586	# we must not ever block the main coroutine
2822	local $Coro::idle = sub {	3587	local $Coro::idle = sub {
2823	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3588	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2824	(async {	3589	(async {
2825	Event::one_event;	3590	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3591	EV::loop EV::LOOP_ONESHOT;
2826	})->prio (Coro::PRIO_MAX);	3592	})->prio (Coro::PRIO_MAX);
2827	};	3593	};
2828		3594
2829	cfg_load;	3595	evthread_start IO::AIO::poll_fileno;
		3596
		3597	cf::sync_job {
		3598	cf::init_experience;
		3599	cf::init_anim;
		3600	cf::init_attackmess;
		3601	cf::init_dynamic;
		3602
		3603	cf::load_settings;
		3604	cf::load_materials;
		3605
		3606	reload_resources;
		3607	reload_config;
2830	db_init;	3608	db_init;
		3609
		3610	cf::init_uuid;
		3611	cf::init_signals;
		3612	cf::init_skills;
		3613
		3614	cf::init_beforeplay;
		3615
		3616	atomic;
		3617
2831	load_extensions;	3618	load_extensions;
2832		3619
2833	$TICK_WATCHER->start;	3620	utime time, time, $RUNTIMEFILE;
2834	Event::loop;	3621
		3622	# no (long-running) fork's whatsoever before this point(!)
		3623	use POSIX ();
		3624	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3625
		3626	(pop @POST_INIT)->(0) while @POST_INIT;
		3627	};
		3628
		3629	cf::object::thawer::errors_are_fatal 0;
		3630	warn "parse errors in files are no longer fatal from this point on.\n";
		3631
		3632	main_loop;
2835	}	3633	}
2836		3634
2837	#############################################################################	3635	#############################################################################
2838	# initialisation and cleanup	3636	# initialisation and cleanup
2839		3637
2840	# install some emergency cleanup handlers	3638	# install some emergency cleanup handlers
2841	BEGIN {	3639	BEGIN {
		3640	our %SIGWATCHER = ();
2842	for my $signal (qw(INT HUP TERM)) {	3641	for my $signal (qw(INT HUP TERM)) {
2843	Event->signal (	3642	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2844	reentrant => 0,
2845	data => WF_AUTOCANCEL,
2846	signal => $signal,
2847	prio => 0,
2848	cb => sub {
2849	cf::cleanup "SIG$signal";	3643	cf::cleanup "SIG$signal";
2850	},
2851	);	3644	};
2852	}	3645	}
2853	}	3646	}
2854		3647
2855	sub write_runtime {	3648	sub write_runtime_sync {
2856	my $runtime = "$LOCALDIR/runtime";	3649	my $t0 = AE::time;
2857		3650
2858	# first touch the runtime file to show we are still running:	3651	# first touch the runtime file to show we are still running:
2859	# the fsync below can take a very very long time.	3652	# the fsync below can take a very very long time.
2860		3653
2861	IO::AIO::aio_utime $runtime, undef, undef;	3654	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2862		3655
2863	my $guard = cf::lock_acquire "write_runtime";	3656	my $guard = cf::lock_acquire "write_runtime";
2864		3657
2865	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3658	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2866	or return;	3659	or return;
2867		3660
2868	my $value = $cf::RUNTIME + 90 + 10;	3661	my $value = $cf::RUNTIME + 90 + 10;
2869	# 10 is the runtime save interval, for a monotonic clock	3662	# 10 is the runtime save interval, for a monotonic clock
2870	# 60 allows for the watchdog to kill the server.	3663	# 60 allows for the watchdog to kill the server.
…		…
2880	aio_utime $fh, undef, undef;	3673	aio_utime $fh, undef, undef;
2881		3674
2882	close $fh	3675	close $fh
2883	or return;	3676	or return;
2884		3677
2885	aio_rename "$runtime~", $runtime	3678	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2886	and return;	3679	and return;
2887		3680
2888	warn "runtime file written.\n";	3681	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
2889		3682
2890	1	3683	1
		3684	}
		3685
		3686	our $uuid_lock;
		3687	our $uuid_skip;
		3688
		3689	sub write_uuid_sync($) {
		3690	$uuid_skip ||= $_[0];
		3691
		3692	return if $uuid_lock;
		3693	local $uuid_lock = 1;
		3694
		3695	my $uuid = "$LOCALDIR/uuid";
		3696
		3697	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3698	or return;
		3699
		3700	my $value = uuid_seq uuid_cur;
		3701
		3702	unless ($value) {
		3703	warn "cowardly refusing to write zero uuid value!\n";
		3704	return;
		3705	}
		3706
		3707	my $value = uuid_str $value + $uuid_skip;
		3708	$uuid_skip = 0;
		3709
		3710	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3711	and return;
		3712
		3713	# always fsync - this file is important
		3714	aio_fsync $fh
		3715	and return;
		3716
		3717	close $fh
		3718	or return;
		3719
		3720	aio_rename "$uuid~", $uuid
		3721	and return;
		3722
		3723	warn "uuid file written ($value).\n";
		3724
		3725	1
		3726
		3727	}
		3728
		3729	sub write_uuid($$) {
		3730	my ($skip, $sync) = @_;
		3731
		3732	$sync ? write_uuid_sync $skip
		3733	: async { write_uuid_sync $skip };
2891	}	3734	}
2892		3735
2893	sub emergency_save() {	3736	sub emergency_save() {
2894	my $freeze_guard = cf::freeze_mainloop;	3737	my $freeze_guard = cf::freeze_mainloop;
2895		3738
2896	warn "enter emergency perl save\n";	3739	warn "emergency_perl_save: enter\n";
2897		3740
2898	cf::sync_job {	3741	cf::sync_job {
		3742	# this is a trade-off: we want to be very quick here, so
		3743	# save all maps without fsync, and later call a global sync
		3744	# (which in turn might be very very slow)
		3745	local $USE_FSYNC = 0;
		3746
2899	# use a peculiar iteration method to avoid tripping on perl	3747	# use a peculiar iteration method to avoid tripping on perl
2900	# refcount bugs in for. also avoids problems with players	3748	# refcount bugs in for. also avoids problems with players
2901	# and maps saved/destroyed asynchronously.	3749	# and maps saved/destroyed asynchronously.
2902	warn "begin emergency player save\n";	3750	warn "emergency_perl_save: begin player save\n";
2903	for my $login (keys %cf::PLAYER) {	3751	for my $login (keys %cf::PLAYER) {
2904	my $pl = $cf::PLAYER{$login} or next;	3752	my $pl = $cf::PLAYER{$login} or next;
2905	$pl->valid or next;	3753	$pl->valid or next;
		3754	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2906	$pl->save;	3755	$pl->save;
2907	}	3756	}
2908	warn "end emergency player save\n";	3757	warn "emergency_perl_save: end player save\n";
2909		3758
2910	warn "begin emergency map save\n";	3759	warn "emergency_perl_save: begin map save\n";
2911	for my $path (keys %cf::MAP) {	3760	for my $path (keys %cf::MAP) {
2912	my $map = $cf::MAP{$path} or next;	3761	my $map = $cf::MAP{$path} or next;
2913	$map->valid or next;	3762	$map->valid or next;
2914	$map->save;	3763	$map->save;
2915	}	3764	}
2916	warn "end emergency map save\n";	3765	warn "emergency_perl_save: end map save\n";
2917		3766
2918	warn "begin emergency database checkpoint\n";	3767	warn "emergency_perl_save: begin database checkpoint\n";
2919	BDB::db_env_txn_checkpoint $DB_ENV;	3768	BDB::db_env_txn_checkpoint $DB_ENV;
2920	warn "end emergency database checkpoint\n";	3769	warn "emergency_perl_save: end database checkpoint\n";
		3770
		3771	warn "emergency_perl_save: begin write uuid\n";
		3772	write_uuid_sync 1;
		3773	warn "emergency_perl_save: end write uuid\n";
2921	};	3774	};
2922		3775
		3776	warn "emergency_perl_save: starting sync()\n";
		3777	IO::AIO::aio_sync sub {
		3778	warn "emergency_perl_save: finished sync()\n";
		3779	};
		3780
2923	warn "leave emergency perl save\n";	3781	warn "emergency_perl_save: leave\n";
2924	}	3782	}
2925		3783
2926	sub post_cleanup {	3784	sub post_cleanup {
2927	my ($make_core) = @_;	3785	my ($make_core) = @_;
2928		3786
2929	warn Carp::longmess "post_cleanup backtrace"	3787	warn Carp::longmess "post_cleanup backtrace"
2930	if $make_core;	3788	if $make_core;
		3789
		3790	my $fh = pidfile;
		3791	unlink $PIDFILE if <$fh> == $$;
		3792	}
		3793
		3794	# a safer delete_package, copied from Symbol
		3795	sub clear_package($) {
		3796	my $pkg = shift;
		3797
		3798	# expand to full symbol table name if needed
		3799	unless ($pkg =~ /^main::.*::$/) {
		3800	$pkg = "main$pkg" if $pkg =~ /^::/;
		3801	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3802	$pkg .= '::' unless $pkg =~ /::$/;
		3803	}
		3804
		3805	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3806	my $stem_symtab = *{$stem}{HASH};
		3807
		3808	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3809	or return;
		3810
		3811	# clear all symbols
		3812	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3813	for my $name (keys %$leaf_symtab) {
		3814	_gv_clear *{"$pkg$name"};
		3815	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3816	}
2931	}	3817	}
2932		3818
2933	sub do_reload_perl() {	3819	sub do_reload_perl() {
2934	# can/must only be called in main	3820	# can/must only be called in main
2935	if ($Coro::current != $Coro::main) {	3821	if (in_main) {
2936	warn "can only reload from main coroutine";	3822	warn "can only reload from main coroutine";
2937	return;	3823	return;
2938	}	3824	}
2939		3825
		3826	return if $RELOAD++;
		3827
		3828	my $t1 = AE::time;
		3829
		3830	while ($RELOAD) {
2940	warn "reloading...";	3831	warn "reloading...";
2941		3832
2942	warn "entering sync_job";	3833	warn "entering sync_job";
2943		3834
2944	cf::sync_job {	3835	cf::sync_job {
2945	cf::write_runtime; # external watchdog should not bark	3836	cf::write_runtime_sync; # external watchdog should not bark
2946	cf::emergency_save;	3837	cf::emergency_save;
2947	cf::write_runtime; # external watchdog should not bark	3838	cf::write_runtime_sync; # external watchdog should not bark
2948		3839
2949	warn "syncing database to disk";	3840	warn "syncing database to disk";
2950	BDB::db_env_txn_checkpoint $DB_ENV;	3841	BDB::db_env_txn_checkpoint $DB_ENV;
2951		3842
2952	# if anything goes wrong in here, we should simply crash as we already saved	3843	# if anything goes wrong in here, we should simply crash as we already saved
2953		3844
2954	warn "cancelling all WF_AUTOCANCEL watchers";
2955	for (Event::all_watchers) {
2956	$_->cancel if $_->data & WF_AUTOCANCEL;
2957	}
2958
2959	warn "flushing outstanding aio requests";	3845	warn "flushing outstanding aio requests";
2960	for (;;) {
2961	BDB::flush;
2962	IO::AIO::flush;
2963	Coro::cede;
2964	last unless IO::AIO::nreqs || BDB::nreqs;	3846	while (IO::AIO::nreqs || BDB::nreqs) {
2965	warn "iterate...";	3847	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
2966	}
2967
2968	++$RELOAD;
2969
2970	warn "cancelling all extension coros";
2971	$_->cancel for values %EXT_CORO;
2972	%EXT_CORO = ();
2973
2974	warn "removing commands";
2975	%COMMAND = ();
2976
2977	warn "removing ext/exti commands";
2978	%EXTCMD = ();
2979	%EXTICMD = ();
2980
2981	warn "unloading/nuking all extensions";
2982	for my $pkg (@EXTS) {
2983	warn "... unloading $pkg";
2984
2985	if (my $cb = $pkg->can ("unload")) {
2986	eval {
2987	$cb->($pkg);
2988	1
2989	} or warn "$pkg unloaded, but with errors: $@";
2990	}	3848	}
2991		3849
2992	warn "... nuking $pkg";	3850	warn "cancelling all extension coros";
2993	Symbol::delete_package $pkg;	3851	$_->cancel for values %EXT_CORO;
2994	}	3852	%EXT_CORO = ();
2995		3853
2996	warn "unloading all perl modules loaded from $LIBDIR";	3854	warn "removing commands";
2997	while (my ($k, $v) = each %INC) {	3855	%COMMAND = ();
2998	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2999		3856
		3857	warn "removing ext/exti commands";
		3858	%EXTCMD = ();
		3859	%EXTICMD = ();
		3860
		3861	warn "unloading/nuking all extensions";
		3862	for my $pkg (@EXTS) {
3000	warn "... unloading $k";	3863	warn "... unloading $pkg";
3001	delete $INC{$k};
3002		3864
3003	$k =~ s/\.pm$//;
3004	$k =~ s/\//::/g;
3005
3006	if (my $cb = $k->can ("unload_module")) {	3865	if (my $cb = $pkg->can ("unload")) {
		3866	eval {
3007	$cb->();	3867	$cb->($pkg);
		3868	1
		3869	} or warn "$pkg unloaded, but with errors: $@";
		3870	}
		3871
		3872	warn "... clearing $pkg";
		3873	clear_package $pkg;
3008	}	3874	}
3009		3875
3010	Symbol::delete_package $k;	3876	warn "unloading all perl modules loaded from $LIBDIR";
		3877	while (my ($k, $v) = each %INC) {
		3878	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3879
		3880	warn "... unloading $k";
		3881	delete $INC{$k};
		3882
		3883	$k =~ s/\.pm$//;
		3884	$k =~ s/\//::/g;
		3885
		3886	if (my $cb = $k->can ("unload_module")) {
		3887	$cb->();
		3888	}
		3889
		3890	clear_package $k;
3011	}	3891	}
3012		3892
3013	warn "getting rid of safe::, as good as possible";	3893	warn "getting rid of safe::, as good as possible";
3014	Symbol::delete_package "safe::$_"	3894	clear_package "safe::$_"
3015	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3895	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3016		3896
3017	warn "unloading cf.pm \"a bit\"";	3897	warn "unloading cf.pm \"a bit\"";
3018	delete $INC{"cf.pm"};	3898	delete $INC{"cf.pm"};
3019	delete $INC{"cf/pod.pm"};	3899	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3020		3900
3021	# don't, removes xs symbols, too,	3901	# don't, removes xs symbols, too,
3022	# and global variables created in xs	3902	# and global variables created in xs
3023	#Symbol::delete_package __PACKAGE__;	3903	#clear_package __PACKAGE__;
3024		3904
3025	warn "unload completed, starting to reload now";	3905	warn "unload completed, starting to reload now";
3026		3906
3027	warn "reloading cf.pm";	3907	warn "reloading cf.pm";
3028	require cf;	3908	require cf;
3029	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3909	cf::_connect_to_perl_1;
3030		3910
3031	warn "loading config and database again";	3911	warn "loading config and database again";
3032	cf::cfg_load;	3912	cf::reload_config;
3033		3913
3034	warn "loading extensions";	3914	warn "loading extensions";
3035	cf::load_extensions;	3915	cf::load_extensions;
3036		3916
		3917	if ($REATTACH_ON_RELOAD) {
3037	warn "reattaching attachments to objects/players";	3918	warn "reattaching attachments to objects/players";
3038	_global_reattach; # objects, sockets	3919	_global_reattach; # objects, sockets
3039	warn "reattaching attachments to maps";	3920	warn "reattaching attachments to maps";
3040	reattach $_ for values %MAP;	3921	reattach $_ for values %MAP;
3041	warn "reattaching attachments to players";	3922	warn "reattaching attachments to players";
3042	reattach $_ for values %PLAYER;	3923	reattach $_ for values %PLAYER;
		3924	}
3043		3925
		3926	warn "running post_init jobs";
		3927	(pop @POST_INIT)->(1) while @POST_INIT;
		3928
3044	warn "leaving sync_job";	3929	warn "leaving sync_job";
3045		3930
3046	1	3931	1
3047	} or do {	3932	} or do {
3048	warn $@;	3933	warn $@;
3049	warn "error while reloading, exiting.";	3934	cf::cleanup "error while reloading, exiting.";
3050	exit 1;
3051	};	3935	};
3052		3936
3053	warn "reloaded";	3937	warn "reloaded";
		3938	--$RELOAD;
		3939	}
		3940
		3941	$t1 = AE::time - $t1;
		3942	warn "reload completed in ${t1}s\n";
3054	};	3943	};
3055		3944
3056	our $RELOAD_WATCHER; # used only during reload	3945	our $RELOAD_WATCHER; # used only during reload
3057		3946
3058	sub reload_perl() {	3947	sub reload_perl() {
3059	# doing reload synchronously and two reloads happen back-to-back,	3948	# doing reload synchronously and two reloads happen back-to-back,
3060	# coro crashes during coro_state_free->destroy here.	3949	# coro crashes during coro_state_free->destroy here.
3061		3950
3062	$RELOAD_WATCHER ||= Event->timer (	3951	$RELOAD_WATCHER ||= cf::async {
3063	reentrant => 0,	3952	Coro::AIO::aio_wait cache_extensions;
3064	after => 0,	3953
3065	data => WF_AUTOCANCEL,	3954	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3066	cb => sub {
3067	do_reload_perl;	3955	do_reload_perl;
3068	undef $RELOAD_WATCHER;	3956	undef $RELOAD_WATCHER;
3069	},	3957	};
3070	);	3958	};
3071	}	3959	}
3072		3960
3073	register_command "reload" => sub {	3961	register_command "reload" => sub {
3074	my ($who, $arg) = @_;	3962	my ($who, $arg) = @_;
3075		3963
3076	if ($who->flag (FLAG_WIZ)) {	3964	if ($who->flag (FLAG_WIZ)) {
3077	$who->message ("reloading server.");	3965	$who->message ("reloading server.");
		3966	async {
		3967	$Coro::current->{desc} = "perl_reload";
3078	async { reload_perl };	3968	reload_perl;
		3969	};
3079	}	3970	}
3080	};	3971	};
3081		3972
3082	unshift @INC, $LIBDIR;	3973	unshift @INC, $LIBDIR;
3083		3974
…		…
3085		3976
3086	our @WAIT_FOR_TICK;	3977	our @WAIT_FOR_TICK;
3087	our @WAIT_FOR_TICK_BEGIN;	3978	our @WAIT_FOR_TICK_BEGIN;
3088		3979
3089	sub wait_for_tick {	3980	sub wait_for_tick {
3090	return unless $TICK_WATCHER->is_active;
3091	return if $Coro::current == $Coro::main;	3981	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3092		3982
3093	my $signal = new Coro::Signal;	3983	my $signal = new Coro::Signal;
3094	push @WAIT_FOR_TICK, $signal;	3984	push @WAIT_FOR_TICK, $signal;
3095	$signal->wait;	3985	$signal->wait;
3096	}	3986	}
3097		3987
3098	sub wait_for_tick_begin {	3988	sub wait_for_tick_begin {
3099	return unless $TICK_WATCHER->is_active;
3100	return if $Coro::current == $Coro::main;	3989	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3101		3990
3102	my $signal = new Coro::Signal;	3991	my $signal = new Coro::Signal;
3103	push @WAIT_FOR_TICK_BEGIN, $signal;	3992	push @WAIT_FOR_TICK_BEGIN, $signal;
3104	$signal->wait;	3993	$signal->wait;
3105	}	3994	}
3106		3995
3107	my $min = 1e6;#d#	3996	sub tick {
3108	my $avg = 10;
3109	$TICK_WATCHER = Event->timer (
3110	reentrant => 0,
3111	parked => 1,
3112	prio => 0,
3113	at => $NEXT_TICK || $TICK,
3114	data => WF_AUTOCANCEL,
3115	cb => sub {
3116	if ($Coro::current != $Coro::main) {	3997	if ($Coro::current != $Coro::main) {
3117	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3998	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3118	unless ++$bug_warning > 10;	3999	unless ++$bug_warning > 10;
3119	return;	4000	return;
3120	}	4001	}
3121		4002
3122	$NOW = $tick_start = Event::time;
3123
3124	cf::server_tick; # one server iteration	4003	cf::server_tick; # one server iteration
3125		4004
3126	0 && sync_job {#d#	4005	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3127	for(1..10) {
3128	my $t = Event::time;
3129	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3130	or die;
3131		4006
3132	$map->width (50);	4007	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3133	$map->height (50);	4008	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3134	$map->alloc;	4009	Coro::async_pool {
3135	$map->_load_objects ("/tmp/x.map", 1);	4010	$Coro::current->{desc} = "runtime saver";
3136	my $t = Event::time - $t;	4011	write_runtime_sync
3137		4012	or warn "ERROR: unable to write runtime file: $!";
3138	#next unless $t < 0.0013;#d#
3139	if ($t < $min) {
3140	$min = $t;
3141	}
3142	$avg = $avg * 0.99 + $t * 0.01;
3143	}
3144	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3145	exit 0;
3146	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3147	};	4013	};
		4014	}
3148		4015
3149	$RUNTIME += $TICK;
3150	$NEXT_TICK += $TICK;
3151
3152	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3153	$NEXT_RUNTIME_WRITE = $NOW + 10;
3154	Coro::async_pool {
3155	write_runtime
3156	or warn "ERROR: unable to write runtime file: $!";
3157	};
3158	}
3159
3160	# my $AFTER = Event::time;
3161	# warn $AFTER - $NOW;#d#
3162
3163	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4016	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3164	$sig->send;	4017	$sig->send;
3165	}	4018	}
3166	while (my $sig = shift @WAIT_FOR_TICK) {	4019	while (my $sig = shift @WAIT_FOR_TICK) {
3167	$sig->send;	4020	$sig->send;
3168	}	4021	}
3169		4022
3170	$NOW = Event::time;	4023	$LOAD = ($NOW - $TICK_START) / $TICK;
3171
3172	# if we are delayed by four ticks or more, skip them all
3173	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3174
3175	$TICK_WATCHER->at ($NEXT_TICK);
3176	$TICK_WATCHER->start;
3177
3178	$LOAD = ($NOW - $tick_start) / $TICK;
3179	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4024	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3180		4025
3181	_post_tick;	4026	if (0) {
3182		4027	if ($NEXT_TICK) {
3183		4028	my $jitter = $TICK_START - $NEXT_TICK;
		4029	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4030	warn "jitter $JITTER\n";#d#
		4031	}
3184	},	4032	}
3185	);	4033	}
3186		4034
3187	{	4035	{
3188	BDB::max_poll_time $TICK * 0.1;	4036	# configure BDB
3189	$BDB_POLL_WATCHER = Event->io (	4037
3190	reentrant => 0,
3191	fd => BDB::poll_fileno,
3192	poll => 'r',
3193	prio => 0,
3194	data => WF_AUTOCANCEL,
3195	cb => \&BDB::poll_cb,
3196	);
3197	BDB::min_parallel 8;	4038	BDB::min_parallel 16;
3198		4039	BDB::max_poll_reqs $TICK * 0.1;
3199	BDB::set_sync_prepare {	4040	$AnyEvent::BDB::WATCHER->priority (1);
3200	my $status;
3201	my $current = $Coro::current;
3202	(
3203	sub {
3204	$status = $!;
3205	$current->ready; undef $current;
3206	},
3207	sub {
3208	Coro::schedule while defined $current;
3209	$! = $status;
3210	},
3211	)
3212	};
3213		4041
3214	unless ($DB_ENV) {	4042	unless ($DB_ENV) {
3215	$DB_ENV = BDB::db_env_create;	4043	$DB_ENV = BDB::db_env_create;
		4044	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4045	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4046	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4047	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4048	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3216		4049
3217	cf::sync_job {	4050	cf::sync_job {
3218	eval {	4051	eval {
3219	BDB::db_env_open	4052	BDB::db_env_open
3220	$DB_ENV,	4053	$DB_ENV,
…		…
3222	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4055	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3223	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4056	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3224	0666;	4057	0666;
3225		4058
3226	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4059	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3227
3228	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3229	$DB_ENV->set_lk_detect;
3230	};	4060	};
3231		4061
3232	cf::cleanup "db_env_open(db): $@" if $@;	4062	cf::cleanup "db_env_open(db): $@" if $@;
3233	};	4063	};
3234	}	4064	}
		4065
		4066	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4067	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4068	};
		4069	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4070	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4071	};
		4072	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4073	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4074	};
3235	}	4075	}
3236		4076
3237	{	4077	{
		4078	# configure IO::AIO
		4079
3238	IO::AIO::min_parallel 8;	4080	IO::AIO::min_parallel 8;
3239
3240	undef $Coro::AIO::WATCHER;
3241	IO::AIO::max_poll_time $TICK * 0.1;	4081	IO::AIO::max_poll_time $TICK * 0.1;
3242	$AIO_POLL_WATCHER = Event->io (	4082	undef $AnyEvent::AIO::WATCHER;
3243	reentrant => 0,
3244	data => WF_AUTOCANCEL,
3245	fd => IO::AIO::poll_fileno,
3246	poll => 'r',
3247	prio => 6,
3248	cb => \&IO::AIO::poll_cb,
3249	);
3250	}	4083	}
3251		4084
3252	my $_log_backtrace;	4085	my $_log_backtrace;
3253		4086
3254	sub _log_backtrace {	4087	sub _log_backtrace {
…		…
3257	$msg =~ s/\n//;	4090	$msg =~ s/\n//;
3258		4091
3259	# limit the # of concurrent backtraces	4092	# limit the # of concurrent backtraces
3260	if ($_log_backtrace < 2) {	4093	if ($_log_backtrace < 2) {
3261	++$_log_backtrace;	4094	++$_log_backtrace;
		4095	my $perl_bt = Carp::longmess $msg;
3262	async {	4096	async {
		4097	$Coro::current->{desc} = "abt $msg";
		4098
3263	my @bt = fork_call {	4099	my @bt = fork_call {
3264	@addr = map { sprintf "%x", $_ } @addr;	4100	@addr = map { sprintf "%x", $_ } @addr;
3265	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4101	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3266	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4102	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3267	or die "addr2line: $!";	4103	or die "addr2line: $!";
…		…
3275	}	4111	}
3276		4112
3277	@funcs	4113	@funcs
3278	};	4114	};
3279		4115
3280	LOG llevInfo, "[ABT] $msg\n";	4116	LOG llevInfo, "[ABT] $perl_bt\n";
		4117	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3281	LOG llevInfo, "[ABT] $_\n" for @bt;	4118	LOG llevInfo, "[ABT] $_\n" for @bt;
3282	--$_log_backtrace;	4119	--$_log_backtrace;
3283	};	4120	};
3284	} else {	4121	} else {
3285	LOG llevInfo, "[ABT] $msg\n";	4122	LOG llevInfo, "[ABT] $msg\n";
3286	LOG llevInfo, "[ABT] [suppressed]\n";	4123	LOG llevInfo, "[ABT] [suppressed]\n";
3287	}	4124	}
3288	}	4125	}
3289		4126
3290	# load additional modules	4127	# load additional modules
3291	use cf::pod;	4128	require "cf/$_.pm" for @EXTRA_MODULES;
		4129	cf::_connect_to_perl_2;
3292		4130
3293	END { cf::emergency_save }	4131	END { cf::emergency_save }
3294		4132
3295	1	4133	1
3296		4134

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