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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.298 by root, Sun Jul 8 14:50:07 2007 UTC vs.
Revision 1.522 by root, Sat Apr 17 02:22:14 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 = 4000;
		114	our $OUTPUT_RATE_MAX = 100000;
73		115
74	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	116	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	117	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
78	our $NEXT_TICK;	118	our $NEXT_TICK;
79	our $NOW;
80	our $USE_FSYNC = 1; # use fsync to write maps - default off	119	our $USE_FSYNC = 1; # use fsync to write maps - default on
81		120
		121	our $BDB_DEADLOCK_WATCHER;
		122	our $BDB_CHECKPOINT_WATCHER;
82	our $BDB_POLL_WATCHER;	123	our $BDB_TRICKLE_WATCHER;
83	our $DB_ENV;	124	our $DB_ENV;
		125
		126	our @EXTRA_MODULES = qw(pod match mapscript);
84		127
85	our %CFG;	128	our %CFG;
86		129
87	our $UPTIME; $UPTIME ||= time;	130	our $UPTIME; $UPTIME ||= time;
88	our $RUNTIME;	131	our $RUNTIME;
		132	our $NOW;
89		133
90	our %PLAYER; # all users	134	our (%PLAYER, %PLAYER_LOADING); # all users
91	our %MAP; # all maps	135	our (%MAP, %MAP_LOADING ); # all maps
92	our $LINK_MAP; # the special {link} map, which is always available	136	our $LINK_MAP; # the special {link} map, which is always available
93		137
94	# used to convert map paths into valid unix filenames by replacing / by ∕	138	# used to convert map paths into valid unix filenames by replacing / by ∕
95	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	139	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
96		140
97	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	141	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
98	our $LOADAVG; # same thing, but with alpha-smoothing	142	our $LOADAVG; # same thing, but with alpha-smoothing
		143	our $JITTER; # average jitter
99	our $tick_start; # for load detecting purposes	144	our $TICK_START; # for load detecting purposes
		145
		146	our @POST_INIT;
		147
		148	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		149	our $REALLY_UNLOOP; # never set to true, please :)
100		150
101	binmode STDOUT;	151	binmode STDOUT;
102	binmode STDERR;	152	binmode STDERR;
103		153
104	# read virtual server time, if available	154	# read virtual server time, if available
105	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	155	unless ($RUNTIME || !-e $RUNTIMEFILE) {
106	open my $fh, "<", "$LOCALDIR/runtime"	156	open my $fh, "<", $RUNTIMEFILE
107	or die "unable to read runtime file: $!";	157	or die "unable to read $RUNTIMEFILE file: $!";
108	$RUNTIME = <$fh> + 0.;	158	$RUNTIME = <$fh> + 0.;
109	}	159	}
		160
		161	eval "sub TICK() { $TICK } 1" or die;
110		162
111	mkdir $_	163	mkdir $_
112	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	164	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
113		165
114	our $EMERGENCY_POSITION;	166	our $EMERGENCY_POSITION;
115		167
116	sub cf::map::normalise;	168	sub cf::map::normalise;
		169
		170	sub in_main() {
		171	$Coro::current == $Coro::main
		172	}
		173
		174	#############################################################################
		175
		176	%REFLECT = ();
		177	for (@REFLECT) {
		178	my $reflect = JSON::XS::decode_json $_;
		179	$REFLECT{$reflect->{class}} = $reflect;
		180	}
		181
		182	# this is decidedly evil
		183	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
117		184
118	#############################################################################	185	#############################################################################
119		186
120	=head2 GLOBAL VARIABLES	187	=head2 GLOBAL VARIABLES
121		188
…		…
157		224
158	The raw value load value from the last tick.	225	The raw value load value from the last tick.
159		226
160	=item %cf::CFG	227	=item %cf::CFG
161		228
162	Configuration for the server, loaded from C</etc/crossfire/config>, or	229	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
163	from wherever your confdir points to.	230	from wherever your confdir points to.
164		231
165	=item cf::wait_for_tick, cf::wait_for_tick_begin	232	=item cf::wait_for_tick, cf::wait_for_tick_begin
166		233
167	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	234	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	235	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.	236	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
170		237
		238	=item @cf::INVOKE_RESULTS
		239
		240	This array contains the results of the last C<invoke ()> call. When
		241	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		242	that call.
		243
		244	=item %cf::REFLECT
		245
		246	Contains, for each (C++) class name, a hash reference with information
		247	about object members (methods, scalars, arrays and flags) and other
		248	metadata, which is useful for introspection.
		249
171	=back	250	=back
172		251
173	=cut	252	=cut
174		253
175	BEGIN {	254	$Coro::State::WARNHOOK = sub {
176	*CORE::GLOBAL::warn = sub {
177	my $msg = join "", @_;	255	my $msg = join "", @_;
178		256
179	$msg .= "\n"	257	$msg .= "\n"
180	unless $msg =~ /\n$/;	258	unless $msg =~ /\n$/;
181		259
182	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	260	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
183		261
184	utf8::encode $msg;
185	LOG llevError, $msg;	262	LOG llevError, $msg;
186	};	263	};
187	}	264
		265	$Coro::State::DIEHOOK = sub {
		266	return unless $^S eq 0; # "eq", not "=="
		267
		268	warn Carp::longmess $_[0];
		269
		270	if (in_main) {#d#
		271	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		272	return;#d#
		273	}#d#
		274
		275	# kill coroutine otherwise
		276	Coro::terminate
		277	};
188		278
189	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	279	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
190	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	280	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
191	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	281	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
192	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	282	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
199	for my $pkg (qw(	289	for my $pkg (qw(
200	cf::global cf::attachable	290	cf::global cf::attachable
201	cf::object cf::object::player	291	cf::object cf::object::player
202	cf::client cf::player	292	cf::client cf::player
203	cf::arch cf::living	293	cf::arch cf::living
		294	cf::map cf::mapspace
204	cf::map cf::party cf::region	295	cf::party cf::region
205	)) {	296	)) {
206	no strict 'refs';
207	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	297	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
208	}	298	}
209		299
210	$Event::DIED = sub {	300	$EV::DIED = sub {
211	warn "error in event callback: @_";	301	Carp::cluck "error in event callback: @_";
212	};	302	};
213		303
214	#############################################################################	304	#############################################################################
215		305
216	=head2 UTILITY FUNCTIONS	306	=head2 UTILITY FUNCTIONS
…		…
238	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	328	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
239	$d	329	$d
240	} || "[unable to dump $_[0]: '$@']";	330	} || "[unable to dump $_[0]: '$@']";
241	}	331	}
242		332
243	=item $ref = cf::from_json $json	333	=item $ref = cf::decode_json $json
244		334
245	Converts a JSON string into the corresponding perl data structure.	335	Converts a JSON string into the corresponding perl data structure.
246		336
247	=item $json = cf::to_json $ref	337	=item $json = cf::encode_json $ref
248		338
249	Converts a perl data structure into its JSON representation.	339	Converts a perl data structure into its JSON representation.
250		340
251	=cut	341	=cut
252		342
253	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	343	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
254		344
255	sub to_json ($) { $json_coder->encode ($_[0]) }	345	sub encode_json($) { $json_coder->encode ($_[0]) }
256	sub from_json ($) { $json_coder->decode ($_[0]) }	346	sub decode_json($) { $json_coder->decode ($_[0]) }
		347
		348	=item cf::post_init { BLOCK }
		349
		350	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		351	but I<before> the server starts ticking again.
		352
		353	The cdoeblock will have a single boolean argument to indicate whether this
		354	is a reload or not.
		355
		356	=cut
		357
		358	sub post_init(&) {
		359	push @POST_INIT, shift;
		360	}
257		361
258	=item cf::lock_wait $string	362	=item cf::lock_wait $string
259		363
260	Wait until the given lock is available. See cf::lock_acquire.	364	Wait until the given lock is available. See cf::lock_acquire.
261		365
262	=item my $lock = cf::lock_acquire $string	366	=item my $lock = cf::lock_acquire $string
263		367
264	Wait until the given lock is available and then acquires it and returns	368	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,	369	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	370	for example when the coroutine gets canceled), the lock is automatically
267	returned.	371	returned.
268		372
		373	Locks are *not* recursive, locking from the same coro twice results in a
		374	deadlocked coro.
		375
269	Lock names should begin with a unique identifier (for example, cf::map::find	376	Lock names should begin with a unique identifier (for example, cf::map::find
270	uses map_find and cf::map::load uses map_load).	377	uses map_find and cf::map::load uses map_load).
271		378
272	=item $locked = cf::lock_active $string	379	=item $locked = cf::lock_active $string
273		380
274	Return true if the lock is currently active, i.e. somebody has locked it.	381	Return true if the lock is currently active, i.e. somebody has locked it.
275		382
276	=cut	383	=cut
277		384
278	our %LOCK;	385	our $LOCKS = new Coro::SemaphoreSet;
279		386
280	sub lock_wait($) {	387	sub lock_wait($) {
281	my ($key) = @_;	388	$LOCKS->wait ($_[0]);
282
283	# wait for lock, if any
284	while ($LOCK{$key}) {
285	push @{ $LOCK{$key} }, $Coro::current;
286	Coro::schedule;
287	}
288	}	389	}
289		390
290	sub lock_acquire($) {	391	sub lock_acquire($) {
291	my ($key) = @_;	392	$LOCKS->guard ($_[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	}	393	}
303		394
304	sub lock_active($) {	395	sub lock_active($) {
305	my ($key) = @_;	396	$LOCKS->count ($_[0]) < 1
306
307	! ! $LOCK{$key}
308	}	397	}
309		398
310	sub freeze_mainloop {	399	sub freeze_mainloop {
311	return unless $TICK_WATCHER->is_active;	400	tick_inhibit_inc;
312		401
313	my $guard = Coro::guard {	402	&Guard::guard (\&tick_inhibit_dec);
314	$TICK_WATCHER->start;	403	}
		404
		405	=item cf::periodic $interval, $cb
		406
		407	Like EV::periodic, but randomly selects a starting point so that the actions
		408	get spread over time.
		409
		410	=cut
		411
		412	sub periodic($$) {
		413	my ($interval, $cb) = @_;
		414
		415	my $start = rand List::Util::min 180, $interval;
		416
		417	EV::periodic $start, $interval, 0, $cb
		418	}
		419
		420	=item cf::get_slot $time[, $priority[, $name]]
		421
		422	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		423	This call blocks and returns only when you have at least C<$time> seconds
		424	of cpu time till the next tick. The slot is only valid till the next cede.
		425
		426	The optional C<$name> can be used to identify the job to run. It might be
		427	used for statistical purposes and should identify the same time-class.
		428
		429	Useful for short background jobs.
		430
		431	=cut
		432
		433	our @SLOT_QUEUE;
		434	our $SLOT_QUEUE;
		435	our $SLOT_DECAY = 0.9;
		436
		437	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		438	$SLOT_QUEUE = Coro::async {
		439	$Coro::current->desc ("timeslot manager");
		440
		441	my $signal = new Coro::Signal;
		442	my $busy;
		443
		444	while () {
		445	next_job:
		446
		447	my $avail = cf::till_tick;
		448
		449	for (0 .. $#SLOT_QUEUE) {
		450	if ($SLOT_QUEUE[$_][0] <= $avail) {
		451	$busy = 0;
		452	my $job = splice @SLOT_QUEUE, $_, 1, ();
		453	$job->[2]->send;
		454	Coro::cede;
		455	goto next_job;
		456	} else {
		457	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
		458	}
		459	}
		460
		461	if (@SLOT_QUEUE) {
		462	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		463	push @cf::WAIT_FOR_TICK, $signal;
		464	$signal->wait;
		465	} else {
		466	$busy = 0;
		467	Coro::schedule;
		468	}
315	};	469	}
316	$TICK_WATCHER->stop;	470	};
317	$guard	471
		472	sub get_slot($;$$) {
		473	return if tick_inhibit || $Coro::current == $Coro::main;
		474
		475	my ($time, $pri, $name) = @_;
		476
		477	$time = clamp $time, 0.01, $TICK * .6;
		478
		479	my $sig = new Coro::Signal;
		480
		481	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		482	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		483	$SLOT_QUEUE->ready;
		484	$sig->wait;
318	}	485	}
319		486
320	=item cf::async { BLOCK }	487	=item cf::async { BLOCK }
321		488
322	Currently the same as Coro::async_pool, meaning you cannot use	489	Currently the same as Coro::async_pool, meaning you cannot use
…		…
327		494
328	BEGIN { *async = \&Coro::async_pool }	495	BEGIN { *async = \&Coro::async_pool }
329		496
330	=item cf::sync_job { BLOCK }	497	=item cf::sync_job { BLOCK }
331		498
332	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	499	The design of Deliantra requires that the main coroutine ($Coro::main)
333	is always able to handle events or runnable, as Crossfire TRT is only	500	is always able to handle events or runnable, as Deliantra is only
334	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	501	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
335	acceptable.	502	acceptable.
336		503
337	If it must be done, put the blocking parts into C<sync_job>. This will run	504	If it must be done, put the blocking parts into C<sync_job>. This will run
338	the given BLOCK in another coroutine while waiting for the result. The	505	the given BLOCK in another coroutine while waiting for the result. The
…		…
343		510
344	sub sync_job(&) {	511	sub sync_job(&) {
345	my ($job) = @_;	512	my ($job) = @_;
346		513
347	if ($Coro::current == $Coro::main) {	514	if ($Coro::current == $Coro::main) {
348	my $time = Event::time;	515	my $time = AE::time;
349		516
350	# this is the main coro, too bad, we have to block	517	# this is the main coro, too bad, we have to block
351	# till the operation succeeds, freezing the server :/	518	# till the operation succeeds, freezing the server :/
352		519
353	# TODO: use suspend/resume instead	520	LOG llevError, Carp::longmess "sync job";#d#
354	# (but this is cancel-safe)	521
355	my $freeze_guard = freeze_mainloop;	522	my $freeze_guard = freeze_mainloop;
356		523
357	my $busy = 1;	524	my $busy = 1;
358	my @res;	525	my @res;
359		526
360	(async {	527	(async {
		528	$Coro::current->desc ("sync job coro");
361	@res = eval { $job->() };	529	@res = eval { $job->() };
362	warn $@ if $@;	530	warn $@ if $@;
363	undef $busy;	531	undef $busy;
364	})->prio (Coro::PRIO_MAX);	532	})->prio (Coro::PRIO_MAX);
365		533
366	while ($busy) {	534	while ($busy) {
367	Coro::cede or Event::one_event;	535	if (Coro::nready) {
		536	Coro::cede_notself;
		537	} else {
		538	EV::loop EV::LOOP_ONESHOT;
368	}	539	}
		540	}
369		541
370	$time = Event::time - $time;	542	my $time = AE::time - $time;
371		543
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	544	$TICK_START += $time; # do not account sync jobs to server load
376		545
377	wantarray ? @res : $res[0]	546	wantarray ? @res : $res[0]
378	} else {	547	} else {
379	# we are in another coroutine, how wonderful, everything just works	548	# we are in another coroutine, how wonderful, everything just works
380		549
…		…
405	=item fork_call { }, $args	574	=item fork_call { }, $args
406		575
407	Executes the given code block with the given arguments in a seperate	576	Executes the given code block with the given arguments in a seperate
408	process, returning the results. Everything must be serialisable with	577	process, returning the results. Everything must be serialisable with
409	Coro::Storable. May, of course, block. Note that the executed sub may	578	Coro::Storable. May, of course, block. Note that the executed sub may
410	never block itself or use any form of Event handling.	579	never block itself or use any form of event handling.
411		580
412	=cut	581	=cut
413		582
414	sub fork_call(&@) {	583	sub fork_call(&@) {
415	my ($cb, @args) = @_;	584	my ($cb, @args) = @_;
416		585
417	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	586	# we seemingly have to make a local copy of the whole thing,
418	# or die "socketpair: $!";	587	# otherwise perl prematurely frees the stuff :/
419	pipe my $fh1, my $fh2	588	# TODO: investigate and fix (likely this will be rather laborious)
420	or die "pipe: $!";
421		589
422	if (my $pid = fork) {	590	my @res = Coro::Util::fork_eval {
423	close $fh2;
424
425	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
426	warn "pst<$res>" unless $res =~ /^pst/;
427	$res = Coro::Storable::thaw $res;
428
429	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
430
431	Carp::confess $$res unless "ARRAY" eq ref $res;
432
433	return wantarray ? @$res : $res->[-1];
434	} else {
435	reset_signals;	591	reset_signals;
436	local $SIG{__WARN__};	592	&$cb
437	local $SIG{__DIE__};	593	}, @args;
438	local $Coro::idle;
439	$Coro::current->prio (Coro::PRIO_MAX);
440	eval {
441	close $fh1;
442		594
443	my @res = eval { $cb->(@args) };	595	wantarray ? @res : $res[-1]
		596	}
444		597
445	open my $fh, ">", \my $buf	598	sub objinfo {
446	or die "fork_call: cannot open fh-to-buf in child : $!";
447	Storable::store_fd +($@ ? \"$@" : \@res), $fh;
448	close $fh;
449
450	warn "writing ", length $buf;
451	my $x;
452	(length $buf) == ($x = syswrite $fh2, $buf)
453	or warn "error writing ".(length $buf)." != $x\n";
454	close $fh2;
455	};
456
457	warn $@ if $@;
458	_exit 0;
459	}	599	(
		600	"counter value" => cf::object::object_count,
		601	"objects created" => cf::object::create_count,
		602	"objects destroyed" => cf::object::destroy_count,
		603	"freelist size" => cf::object::free_count,
		604	"allocated objects" => cf::object::objects_size,
		605	"active objects" => cf::object::actives_size,
		606	)
		607	}
		608
		609	=item $coin = coin_from_name $name
		610
		611	=cut
		612
		613	our %coin_alias = (
		614	"silver" => "silvercoin",
		615	"silvercoin" => "silvercoin",
		616	"silvercoins" => "silvercoin",
		617	"gold" => "goldcoin",
		618	"goldcoin" => "goldcoin",
		619	"goldcoins" => "goldcoin",
		620	"platinum" => "platinacoin",
		621	"platinumcoin" => "platinacoin",
		622	"platinumcoins" => "platinacoin",
		623	"platina" => "platinacoin",
		624	"platinacoin" => "platinacoin",
		625	"platinacoins" => "platinacoin",
		626	"royalty" => "royalty",
		627	"royalties" => "royalty",
		628	);
		629
		630	sub coin_from_name($) {
		631	$coin_alias{$_[0]}
		632	? cf::arch::find $coin_alias{$_[0]}
		633	: undef
460	}	634	}
461		635
462	=item $value = cf::db_get $family => $key	636	=item $value = cf::db_get $family => $key
463		637
464	Returns a single value from the environment database.	638	Returns a single value from the environment database.
…		…
466	=item cf::db_put $family => $key => $value	640	=item cf::db_put $family => $key => $value
467		641
468	Stores the given C<$value> in the family. It can currently store binary	642	Stores the given C<$value> in the family. It can currently store binary
469	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	643	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
470		644
		645	=item $db = cf::db_table "name"
		646
		647	Create and/or open a new database table. The string must not be "db" and must be unique
		648	within each server.
		649
471	=cut	650	=cut
		651
		652	sub db_table($) {
		653	my ($name) = @_;
		654	my $db = BDB::db_create $DB_ENV;
		655
		656	eval {
		657	$db->set_flags (BDB::CHKSUM);
		658
		659	utf8::encode $name;
		660	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		661	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		662	cf::cleanup "db_open(db): $!" if $!;
		663	};
		664	cf::cleanup "db_open(db): $@" if $@;
		665
		666	$db
		667	}
472		668
473	our $DB;	669	our $DB;
474		670
475	sub db_init {	671	sub db_init {
476	unless ($DB) {
477	$DB = BDB::db_create $DB_ENV;
478
479	cf::sync_job {	672	cf::sync_job {
480	eval {	673	$DB ||= db_table "db";
481	$DB->set_flags (BDB::CHKSUM);
482
483	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
484	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
485	cf::cleanup "db_open(db): $!" if $!;
486	};
487	cf::cleanup "db_open(db): $@" if $@;
488	};
489	}	674	};
490	}	675	}
491		676
492	sub db_get($$) {	677	sub db_get($$) {
493	my $key = "$_[0]/$_[1]";	678	my $key = "$_[0]/$_[1]";
494		679
…		…
544	if (1) {	729	if (1) {
545	$md5 =	730	$md5 =
546	join "\x00",	731	join "\x00",
547	$processversion,	732	$processversion,
548	map {	733	map {
549	Coro::cede;	734	cf::cede_to_tick;
550	($src->[$_], Digest::MD5::md5_hex $data[$_])	735	($src->[$_], Digest::MD5::md5_hex $data[$_])
551	} 0.. $#$src;	736	} 0.. $#$src;
552		737
553		738
554	my $dbmd5 = db_get cache => "$id/md5";	739	my $dbmd5 = db_get cache => "$id/md5";
…		…
592		777
593	#############################################################################	778	#############################################################################
594		779
595	=head2 ATTACHABLE OBJECTS	780	=head2 ATTACHABLE OBJECTS
596		781
597	Many objects in crossfire are so-called attachable objects. That means you can	782	Many objects in deliantra are so-called attachable objects. That means you can
598	attach callbacks/event handlers (a collection of which is called an "attachment")	783	attach callbacks/event handlers (a collection of which is called an "attachment")
599	to it. All such attachable objects support the following methods.	784	to it. All such attachable objects support the following methods.
600		785
601	In the following description, CLASS can be any of C<global>, C<object>	786	In the following description, CLASS can be any of C<global>, C<object>
602	C<player>, C<client> or C<map> (i.e. the attachable objects in	787	C<player>, C<client> or C<map> (i.e. the attachable objects in
603	Crossfire TRT).	788	Deliantra).
604		789
605	=over 4	790	=over 4
606		791
607	=item $attachable->attach ($attachment, key => $value...)	792	=item $attachable->attach ($attachment, key => $value...)
608		793
…		…
652	=item cf::CLASS::attachment $name, ...	837	=item cf::CLASS::attachment $name, ...
653		838
654	Register an attachment by C<$name> through which attachable objects of the	839	Register an attachment by C<$name> through which attachable objects of the
655	given CLASS can refer to this attachment.	840	given CLASS can refer to this attachment.
656		841
657	Some classes such as crossfire maps and objects can specify attachments	842	Some classes such as deliantra maps and objects can specify attachments
658	that are attached at load/instantiate time, thus the need for a name.	843	that are attached at load/instantiate time, thus the need for a name.
659		844
660	These calls expect any number of the following handler/hook descriptions:	845	These calls expect any number of the following handler/hook descriptions:
661		846
662	=over 4	847	=over 4
…		…
860	";	1045	";
861	die if $@;	1046	die if $@;
862	}	1047	}
863		1048
864	our $override;	1049	our $override;
865	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	1050	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
866		1051
867	sub override {	1052	sub override {
868	$override = 1;	1053	$override = 1;
869	@invoke_results = ();	1054	@INVOKE_RESULTS = (@_);
870	}	1055	}
871		1056
872	sub do_invoke {	1057	sub do_invoke {
873	my $event = shift;	1058	my $event = shift;
874	my $callbacks = shift;	1059	my $callbacks = shift;
875		1060
876	@invoke_results = ();	1061	@INVOKE_RESULTS = ();
877		1062
878	local $override;	1063	local $override;
879		1064
880	for (@$callbacks) {	1065	for (@$callbacks) {
881	eval { &{$_->[1]} };	1066	eval { &{$_->[1]} };
…		…
890	}	1075	}
891		1076
892	0	1077	0
893	}	1078	}
894		1079
895	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1080	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
896		1081
897	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1082	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
898		1083
899	Generate an object-specific event with the given arguments.	1084	Generate an object-specific event with the given arguments.
900		1085
901	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1086	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
902	removed in future versions), and there is no public API to access override	1087	removed in future versions), and there is no public API to access override
903	results (if you must, access C<@cf::invoke_results> directly).	1088	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
904		1089
905	=back	1090	=back
906		1091
907	=cut	1092	=cut
908		1093
909	#############################################################################	1094	#############################################################################
910	# object support	1095	# object support
		1096
		1097	sub _object_equal($$);
		1098	sub _object_equal($$) {
		1099	my ($a, $b) = @_;
		1100
		1101	return 0 unless (ref $a) eq (ref $b);
		1102
		1103	if ("HASH" eq ref $a) {
		1104	my @ka = keys %$a;
		1105	my @kb = keys %$b;
		1106
		1107	return 0 if @ka != @kb;
		1108
		1109	for (0 .. $#ka) {
		1110	return 0 unless $ka[$_] eq $kb[$_];
		1111	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1112	}
		1113
		1114	} elsif ("ARRAY" eq ref $a) {
		1115
		1116	return 0 if @$a != @$b;
		1117
		1118	for (0 .. $#$a) {
		1119	return 0 unless _object_equal $a->[$_], $b->[$_];
		1120	}
		1121
		1122	} elsif ($a ne $b) {
		1123	return 0;
		1124	}
		1125
		1126	1
		1127	}
		1128
		1129	our $SLOW_MERGES;#d#
		1130	sub _can_merge {
		1131	my ($ob1, $ob2) = @_;
		1132
		1133	++$SLOW_MERGES;#d#
		1134
		1135	# we do the slow way here
		1136	return _object_equal $ob1, $ob2
		1137	}
911		1138
912	sub reattach {	1139	sub reattach {
913	# basically do the same as instantiate, without calling instantiate	1140	# basically do the same as instantiate, without calling instantiate
914	my ($obj) = @_;	1141	my ($obj) = @_;
915		1142
		1143	# no longer needed after getting rid of delete_package?
916	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1144	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
917		1145
918	my $registry = $obj->registry;	1146	my $registry = $obj->registry;
919		1147
920	@$registry = ();	1148	@$registry = ();
921		1149
…		…
936	cf::attachable->attach (	1164	cf::attachable->attach (
937	prio => -1000000,	1165	prio => -1000000,
938	on_instantiate => sub {	1166	on_instantiate => sub {
939	my ($obj, $data) = @_;	1167	my ($obj, $data) = @_;
940		1168
941	$data = from_json $data;	1169	$data = decode_json $data;
942		1170
943	for (@$data) {	1171	for (@$data) {
944	my ($name, $args) = @$_;	1172	my ($name, $args) = @$_;
945		1173
946	$obj->attach ($name, %{$args || {} });	1174	$obj->attach ($name, %{$args || {} });
…		…
962	sub object_freezer_save {	1190	sub object_freezer_save {
963	my ($filename, $rdata, $objs) = @_;	1191	my ($filename, $rdata, $objs) = @_;
964		1192
965	sync_job {	1193	sync_job {
966	if (length $$rdata) {	1194	if (length $$rdata) {
		1195	utf8::decode (my $decname = $filename);
967	warn sprintf "saving %s (%d,%d)\n",	1196	warn sprintf "saving %s (%d,%d)\n",
968	$filename, length $$rdata, scalar @$objs;	1197	$decname, length $$rdata, scalar @$objs;
969		1198
970	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1199	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
971	chmod SAVE_MODE, $fh;	1200	aio_chmod $fh, SAVE_MODE;
972	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1201	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
973	aio_fsync $fh if $cf::USE_FSYNC;	1202	if ($cf::USE_FSYNC) {
		1203	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;
		1204	aio_fsync $fh;
		1205	}
974	close $fh;	1206	aio_close $fh;
975		1207
976	if (@$objs) {	1208	if (@$objs) {
977	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1209	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
978	chmod SAVE_MODE, $fh;	1210	aio_chmod $fh, SAVE_MODE;
979	my $data = Storable::nfreeze { version => 1, objs => $objs };	1211	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
980	aio_write $fh, 0, (length $data), $data, 0;	1212	aio_write $fh, 0, (length $data), $data, 0;
981	aio_fsync $fh if $cf::USE_FSYNC;	1213	if ($cf::USE_FSYNC) {
		1214	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;
		1215	aio_fsync $fh;
		1216	}
982	close $fh;	1217	aio_close $fh;
983	aio_rename "$filename.pst~", "$filename.pst";	1218	aio_rename "$filename.pst~", "$filename.pst";
984	}	1219	}
985	} else {	1220	} else {
986	aio_unlink "$filename.pst";	1221	aio_unlink "$filename.pst";
987	}	1222	}
988		1223
989	aio_rename "$filename~", $filename;	1224	aio_rename "$filename~", $filename;
		1225
		1226	$filename =~ s%/[^/]+$%%;
		1227	aio_pathsync $filename if $cf::USE_FSYNC;
990	} else {	1228	} else {
991	warn "FATAL: $filename~: $!\n";	1229	warn "unable to save objects: $filename~: $!\n";
992	}	1230	}
993	} else {	1231	} else {
994	aio_unlink $filename;	1232	aio_unlink $filename;
995	aio_unlink "$filename.pst";	1233	aio_unlink "$filename.pst";
996	}	1234	}
997	}	1235	};
998	}	1236	}
999		1237
1000	sub object_freezer_as_string {	1238	sub object_freezer_as_string {
1001	my ($rdata, $objs) = @_;	1239	my ($rdata, $objs) = @_;
1002		1240
…		…
1014	or return;	1252	or return;
1015		1253
1016	unless (aio_stat "$filename.pst") {	1254	unless (aio_stat "$filename.pst") {
1017	(aio_load "$filename.pst", $av) >= 0	1255	(aio_load "$filename.pst", $av) >= 0
1018	or return;	1256	or return;
		1257
1019	$av = eval { (Storable::thaw $av)->{objs} };	1258	my $st = eval { Coro::Storable::thaw $av };
		1259	$av = $st->{objs};
1020	}	1260	}
1021		1261
		1262	utf8::decode (my $decname = $filename);
1022	warn sprintf "loading %s (%d)\n",	1263	warn sprintf "loading %s (%d,%d)\n",
1023	$filename, length $data, scalar @{$av || []};	1264	$decname, length $data, scalar @{$av || []};
		1265
1024	return ($data, $av);	1266	($data, $av)
1025	}	1267	}
1026		1268
1027	=head2 COMMAND CALLBACKS	1269	=head2 COMMAND CALLBACKS
1028		1270
1029	=over 4	1271	=over 4
…		…
1083	my ($name, $cb) = @_;	1325	my ($name, $cb) = @_;
1084		1326
1085	$EXTICMD{$name} = $cb;	1327	$EXTICMD{$name} = $cb;
1086	}	1328	}
1087		1329
		1330	use File::Glob ();
		1331
1088	cf::player->attach (	1332	cf::player->attach (
1089	on_command => sub {	1333	on_unknown_command => sub {
1090	my ($pl, $name, $params) = @_;	1334	my ($pl, $name, $params) = @_;
1091		1335
1092	my $cb = $COMMAND{$name}	1336	my $cb = $COMMAND{$name}
1093	or return;	1337	or return;
1094		1338
…		…
1102	my ($pl, $buf) = @_;	1346	my ($pl, $buf) = @_;
1103		1347
1104	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1348	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1105		1349
1106	if (ref $msg) {	1350	if (ref $msg) {
		1351	my ($type, $reply, @payload) =
		1352	"ARRAY" eq ref $msg
		1353	? @$msg
		1354	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1355
		1356	my @reply;
		1357
1107	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1358	if (my $cb = $EXTCMD{$type}) {
1108	if (my %reply = $cb->($pl, $msg)) {	1359	@reply = $cb->($pl, @payload);
1109	$pl->ext_reply ($msg->{msgid}, %reply);
1110	}
1111	}	1360	}
		1361
		1362	$pl->ext_reply ($reply, @reply)
		1363	if $reply;
		1364
1112	} else {	1365	} else {
1113	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1366	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1114	}	1367	}
1115		1368
1116	cf::override;	1369	cf::override;
1117	},	1370	},
1118	);	1371	);
		1372
		1373	# "readahead" all extensions
		1374	sub cache_extensions {
		1375	my $grp = IO::AIO::aio_group;
		1376
		1377	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1378	for (grep /\.ext$/, @{$_[0]}) {
		1379	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1380	}
		1381	};
		1382
		1383	$grp
		1384	}
1119		1385
1120	sub load_extensions {	1386	sub load_extensions {
1121	cf::sync_job {	1387	cf::sync_job {
1122	my %todo;	1388	my %todo;
1123		1389
…		…
1143		1409
1144	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1410	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1145	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1411	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1146		1412
1147	$ext{source} =	1413	$ext{source} =
1148	"package $pkg; use strict; use utf8;\n"	1414	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1149	. "#line 1 \"$path\"\n{\n"	1415	. "#line 1 \"$path\"\n{\n"
1150	. $source	1416	. $source
1151	. "\n};\n1";	1417	. "\n};\n1";
1152		1418
1153	$todo{$base} = \%ext;	1419	$todo{$base} = \%ext;
1154	}	1420	}
1155		1421
		1422	my $pass = 0;
1156	my %done;	1423	my %done;
1157	while (%todo) {	1424	while (%todo) {
1158	my $progress;	1425	my $progress;
1159		1426
		1427	++$pass;
		1428
		1429	ext:
1160	while (my ($k, $v) = each %todo) {	1430	while (my ($k, $v) = each %todo) {
1161	for (split /,\s*/, $v->{meta}{depends}) {	1431	for (split /,\s*/, $v->{meta}{depends}) {
1162	goto skip	1432	next ext
1163	unless exists $done{$_};	1433	unless exists $done{$_};
1164	}	1434	}
1165		1435
1166	warn "... loading '$k' into '$v->{pkg}'\n";	1436	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1167		1437
1168	unless (eval $v->{source}) {	1438	my $active = eval $v->{source};
		1439
		1440	if (length $@) {
1169	my $msg = $@ ? "$v->{path}: $@\n"	1441	warn "$v->{path}: $@\n";
1170	: "$v->{base}: extension inactive.\n";
1171		1442
		1443	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1172	if (exists $v->{meta}{mandatory}) {	1444	if exists $v->{meta}{mandatory};
1173	warn $msg;	1445
1174	warn "mandatory extension failed to load, exiting.\n";	1446	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1175	exit 1;	1447	delete $todo{$k};
1176	}	1448	} else {
1177		1449	$done{$k} = delete $todo{$k};
1178	warn $msg;	1450	push @EXTS, $v->{pkg};
		1451	$progress = 1;
		1452
		1453	warn "$v->{base}: extension inactive.\n"
		1454	unless $active;
1179	}	1455	}
1180
1181	$done{$k} = delete $todo{$k};
1182	push @EXTS, $v->{pkg};
1183	$progress = 1;
1184	}	1456	}
1185		1457
1186	skip:	1458	unless ($progress) {
1187	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1459	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1188	unless $progress;	1460
		1461	while (my ($k, $v) = each %todo) {
		1462	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1463	if exists $v->{meta}{mandatory};
		1464	}
		1465	}
1189	}	1466	}
1190	};	1467	};
1191	}	1468	}
1192		1469
1193	#############################################################################	1470	#############################################################################
1194		1471
1195	=back	1472	=back
1196		1473
1197	=head2 CORE EXTENSIONS	1474	=head2 CORE EXTENSIONS
1198		1475
1199	Functions and methods that extend core crossfire objects.	1476	Functions and methods that extend core deliantra objects.
1200		1477
1201	=cut	1478	=cut
1202		1479
1203	package cf::player;	1480	package cf::player;
1204		1481
1205	use Coro::AIO;	1482	use Coro::AIO;
1206		1483
1207	=head3 cf::player	1484	=head3 cf::player
1208		1485
1209	=over 4	1486	=over 4
		1487
		1488	=item cf::player::num_playing
		1489
		1490	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1491
		1492	=cut
		1493
		1494	sub num_playing {
		1495	scalar grep
		1496	$_->ob->map
		1497	&& !$_->hidden
		1498	&& !$_->ob->flag (cf::FLAG_WIZ),
		1499	cf::player::list
		1500	}
1210		1501
1211	=item cf::player::find $login	1502	=item cf::player::find $login
1212		1503
1213	Returns the given player object, loading it if necessary (might block).	1504	Returns the given player object, loading it if necessary (might block).
1214		1505
…		…
1233		1524
1234	sub exists($) {	1525	sub exists($) {
1235	my ($login) = @_;	1526	my ($login) = @_;
1236		1527
1237	$cf::PLAYER{$login}	1528	$cf::PLAYER{$login}
1238	or cf::sync_job { !aio_stat path $login }	1529	or !aio_stat path $login
1239	}	1530	}
1240		1531
1241	sub find($) {	1532	sub find($) {
1242	return $cf::PLAYER{$_[0]} || do {	1533	return $cf::PLAYER{$_[0]} || do {
1243	my $login = $_[0];	1534	my $login = $_[0];
…		…
1250	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1541	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1251	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1542	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1252	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1543	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1253	aio_unlink +(playerdir $login) . "/$login.pl";	1544	aio_unlink +(playerdir $login) . "/$login.pl";
1254		1545
1255	my $pl = load_pl path $login	1546	my $f = new_from_file cf::object::thawer path $login
1256	or return;	1547	or return;
		1548
		1549	my $pl = cf::player::load_pl $f
		1550	or return;
		1551
		1552	local $cf::PLAYER_LOADING{$login} = $pl;
		1553	$f->resolve_delayed_derefs;
1257	$cf::PLAYER{$login} = $pl	1554	$cf::PLAYER{$login} = $pl
1258	}	1555	}
1259	}	1556	}
1260	}	1557	}
		1558
		1559	cf::player->attach (
		1560	on_load => sub {
		1561	my ($pl, $path) = @_;
		1562
		1563	# restore slots saved in save, below
		1564	my $slots = delete $pl->{_slots};
		1565
		1566	$pl->ob->current_weapon ($slots->[0]);
		1567	$pl->combat_ob ($slots->[1]);
		1568	$pl->ranged_ob ($slots->[2]);
		1569	},
		1570	);
1261		1571
1262	sub save($) {	1572	sub save($) {
1263	my ($pl) = @_;	1573	my ($pl) = @_;
1264		1574
1265	return if $pl->{deny_save};	1575	return if $pl->{deny_save};
…		…
1270	return if $pl->{deny_save};	1580	return if $pl->{deny_save};
1271		1581
1272	aio_mkdir playerdir $pl, 0770;	1582	aio_mkdir playerdir $pl, 0770;
1273	$pl->{last_save} = $cf::RUNTIME;	1583	$pl->{last_save} = $cf::RUNTIME;
1274		1584
		1585	cf::get_slot 0.01;
		1586
		1587	# save slots, to be restored later
		1588	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1589
1275	$pl->save_pl ($path);	1590	$pl->save_pl ($path);
1276	Coro::cede;	1591	cf::cede_to_tick;
1277	}	1592	}
1278		1593
1279	sub new($) {	1594	sub new($) {
1280	my ($login) = @_;	1595	my ($login) = @_;
1281		1596
…		…
1287	$cf::PLAYER{$login} = $self;	1602	$cf::PLAYER{$login} = $self;
1288		1603
1289	$self	1604	$self
1290	}	1605	}
1291		1606
		1607	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1608
		1609	=cut
		1610
		1611	sub send_msg {
		1612	my $ns = shift->ns
		1613	or return;
		1614	$ns->send_msg (@_);
		1615	}
		1616
1292	=item $pl->quit_character	1617	=item $pl->quit_character
1293		1618
1294	Nukes the player without looking back. If logged in, the connection will	1619	Nukes the player without looking back. If logged in, the connection will
1295	be destroyed. May block for a long time.	1620	be destroyed. May block for a long time.
1296		1621
…		…
1300	my ($pl) = @_;	1625	my ($pl) = @_;
1301		1626
1302	my $name = $pl->ob->name;	1627	my $name = $pl->ob->name;
1303		1628
1304	$pl->{deny_save} = 1;	1629	$pl->{deny_save} = 1;
1305	$pl->password ("*"); # this should lock out the player until we nuked the dir	1630	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1306		1631
1307	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1632	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1308	$pl->deactivate;	1633	$pl->deactivate;
		1634	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1635	$pl->ob->check_score;
1309	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1636	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1310	$pl->ns->destroy if $pl->ns;	1637	$pl->ns->destroy if $pl->ns;
1311		1638
1312	my $path = playerdir $pl;	1639	my $path = playerdir $pl;
1313	my $temp = "$path~$cf::RUNTIME~deleting~";	1640	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1349	or return [];	1676	or return [];
1350		1677
1351	my @logins;	1678	my @logins;
1352		1679
1353	for my $login (@$dirs) {	1680	for my $login (@$dirs) {
		1681	my $path = path $login;
		1682
		1683	# a .pst is a dead give-away for a valid player
		1684	# if no pst file found, open and chekc for blocked users
		1685	if (aio_stat "$path.pst") {
1354	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1686	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1355	aio_read $fh, 0, 512, my $buf, 0 or next;	1687	aio_read $fh, 0, 512, my $buf, 0 or next;
1356	$buf !~ /^password -------------$/m or next; # official not-valid tag	1688	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1689	}
1357		1690
1358	utf8::decode $login;	1691	utf8::decode $login;
1359	push @logins, $login;	1692	push @logins, $login;
1360	}	1693	}
1361		1694
…		…
1388	}	1721	}
1389		1722
1390	\@paths	1723	\@paths
1391	}	1724	}
1392		1725
1393	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1726	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1394		1727
1395	Expand crossfire pod fragments into protocol xml.	1728	Expand deliantra pod fragments into protocol xml.
1396		1729
1397	=cut
1398
1399	sub expand_cfpod {
1400	((my $self), (local $_)) = @_;
1401
1402	# escape & and <
1403	s/&/&amp;/g;
1404	s/(?<![BIUGH])</&lt;/g;
1405
1406	# this is buggy, it needs to properly take care of nested <'s
1407
1408	1 while
1409	# replace B<>, I<>, U<> etc.
1410	s/B<([^\>]*)>/<b>$1<\/b>/
1411	|| s/I<([^\>]*)>/<i>$1<\/i>/
1412	|| s/U<([^\>]*)>/<u>$1<\/u>/
1413	# replace G<male|female> tags
1414	|| s{G<([^>|]*)\|([^>]*)>}{
1415	$self->gender ? $2 : $1
1416	}ge
1417	# replace H<hint text>
1418	|| s{H<([^\>]*)>}
1419	{
1420	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1421	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1422	"")
1423	[$self->{hintmode}]
1424	}ge;
1425
1426	# create single paragraphs (very hackish)
1427	s/(?<=\S)\n(?=\w)/ /g;
1428
1429	# compress some whitespace
1430	s/\s+\n/\n/g; # ws line-ends
1431	s/\n\n+/\n/g; # double lines
1432	s/^\n+//; # beginning lines
1433	s/\n+$//; # ending lines
1434
1435	$_
1436	}
1437
1438	sub hintmode {
1439	$_[0]{hintmode} = $_[1] if @_ > 1;
1440	$_[0]{hintmode}
1441	}
1442
1443	=item $player->ext_reply ($msgid, %msg)	1730	=item $player->ext_reply ($msgid, @msg)
1444		1731
1445	Sends an ext reply to the player.	1732	Sends an ext reply to the player.
1446		1733
1447	=cut	1734	=cut
1448		1735
1449	sub ext_reply($$%) {	1736	sub ext_reply($$@) {
1450	my ($self, $id, %msg) = @_;	1737	my ($self, $id, @msg) = @_;
1451		1738
1452	$msg{msgid} = $id;	1739	$self->ns->ext_reply ($id, @msg)
1453	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1454	}	1740	}
1455		1741
1456	=item $player->ext_event ($type, %msg)	1742	=item $player->ext_msg ($type, @msg)
1457		1743
1458	Sends an ext event to the client.	1744	Sends an ext event to the client.
1459		1745
1460	=cut	1746	=cut
1461		1747
1462	sub ext_event($$%) {	1748	sub ext_msg($$@) {
1463	my ($self, $type, %msg) = @_;	1749	my ($self, $type, @msg) = @_;
1464		1750
1465	$self->ns->ext_event ($type, %msg);	1751	$self->ns->ext_msg ($type, @msg);
1466	}	1752	}
1467		1753
1468	=head3 cf::region	1754	=head3 cf::region
1469		1755
1470	=over 4	1756	=over 4
…		…
1483	my ($path) = @_;	1769	my ($path) = @_;
1484		1770
1485	my ($match, $specificity);	1771	my ($match, $specificity);
1486		1772
1487	for my $region (list) {	1773	for my $region (list) {
1488	if ($region->match && $path =~ $region->match) {	1774	if ($region->{match} && $path =~ $region->{match}) {
1489	($match, $specificity) = ($region, $region->specificity)	1775	($match, $specificity) = ($region, $region->specificity)
1490	if $region->specificity > $specificity;	1776	if $region->specificity > $specificity;
1491	}	1777	}
1492	}	1778	}
1493		1779
…		…
1514	our $MAX_RESET = 3600;	1800	our $MAX_RESET = 3600;
1515	our $DEFAULT_RESET = 3000;	1801	our $DEFAULT_RESET = 3000;
1516		1802
1517	sub generate_random_map {	1803	sub generate_random_map {
1518	my ($self, $rmp) = @_;	1804	my ($self, $rmp) = @_;
		1805
		1806	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1807
1519	# mit "rum" bekleckern, nicht	1808	# mit "rum" bekleckern, nicht
1520	$self->_create_random_map (	1809	$self->_create_random_map (
1521	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1810	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1522	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1811	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1523	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1812	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1524	$rmp->{exit_on_final_map},	1813	$rmp->{exit_on_final_map},
1525	$rmp->{xsize}, $rmp->{ysize},	1814	$rmp->{xsize}, $rmp->{ysize},
1526	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1815	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1527	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1816	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1613	$self->init; # pass $1 etc.	1902	$self->init; # pass $1 etc.
1614	return $self;	1903	return $self;
1615	}	1904	}
1616	}	1905	}
1617		1906
1618	Carp::carp "unable to resolve path '$path' (base '$base').";	1907	Carp::cluck "unable to resolve path '$path' (base '$base').";
1619	()	1908	()
1620	}	1909	}
1621		1910
1622	sub init {	1911	sub init {
1623	my ($self) = @_;	1912	my ($self) = @_;
…		…
1645		1934
1646	# the temporary/swap location	1935	# the temporary/swap location
1647	sub save_path {	1936	sub save_path {
1648	my ($self) = @_;	1937	my ($self) = @_;
1649		1938
1650	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1939	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1651	"$TMPDIR/$path.map"	1940	"$TMPDIR/$path.map"
1652	}	1941	}
1653		1942
1654	# the unique path, undef == no special unique path	1943	# the unique path, undef == no special unique path
1655	sub uniq_path {	1944	sub uniq_path {
1656	my ($self) = @_;	1945	my ($self) = @_;
1657		1946
1658	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1947	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1659	"$UNIQUEDIR/$path"	1948	"$UNIQUEDIR/$path"
1660	}
1661
1662	# and all this just because we cannot iterate over
1663	# all maps in C++...
1664	sub change_all_map_light {
1665	my ($change) = @_;
1666
1667	$_->change_map_light ($change)
1668	for grep $_->outdoor, values %cf::MAP;
1669	}	1949	}
1670		1950
1671	sub decay_objects {	1951	sub decay_objects {
1672	my ($self) = @_;	1952	my ($self) = @_;
1673		1953
…		…
1686		1966
1687	sub load_header_from($) {	1967	sub load_header_from($) {
1688	my ($self, $path) = @_;	1968	my ($self, $path) = @_;
1689		1969
1690	utf8::encode $path;	1970	utf8::encode $path;
1691	#aio_open $path, O_RDONLY, 0	1971	my $f = new_from_file cf::object::thawer $path
1692	# or return;
1693
1694	$self->_load_header ($path)
1695	or return;	1972	or return;
		1973
		1974	$self->_load_header ($f)
		1975	or return;
		1976
		1977	local $MAP_LOADING{$self->{path}} = $self;
		1978	$f->resolve_delayed_derefs;
1696		1979
1697	$self->{load_path} = $path;	1980	$self->{load_path} = $path;
1698		1981
1699	1	1982	1
1700	}	1983	}
…		…
1754	sub find {	2037	sub find {
1755	my ($path, $origin) = @_;	2038	my ($path, $origin) = @_;
1756		2039
1757	$path = normalise $path, $origin && $origin->path;	2040	$path = normalise $path, $origin && $origin->path;
1758		2041
		2042	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1759	cf::lock_wait "map_find:$path";	2043	my $guard2 = cf::lock_acquire "map_find:$path";
1760		2044
1761	$cf::MAP{$path} || do {	2045	$cf::MAP{$path} || do {
1762	my $guard = cf::lock_acquire "map_find:$path";
1763	my $map = new_from_path cf::map $path	2046	my $map = new_from_path cf::map $path
1764	or return;	2047	or return;
1765		2048
1766	$map->{last_save} = $cf::RUNTIME;	2049	$map->{last_save} = $cf::RUNTIME;
1767		2050
…		…
1769	or return;	2052	or return;
1770		2053
1771	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2054	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1772	# doing this can freeze the server in a sync job, obviously	2055	# doing this can freeze the server in a sync job, obviously
1773	#$cf::WAIT_FOR_TICK->wait;	2056	#$cf::WAIT_FOR_TICK->wait;
		2057	undef $guard2;
		2058	undef $guard1;
1774	$map->reset;	2059	$map->reset;
1775	undef $guard;
1776	return find $path;	2060	return find $path;
1777	}	2061	}
1778		2062
1779	$cf::MAP{$path} = $map	2063	$cf::MAP{$path} = $map
1780	}	2064	}
1781	}	2065	}
1782		2066
1783	sub pre_load { }	2067	sub pre_load { }
1784	sub post_load { }	2068	#sub post_load { } # XS
1785		2069
1786	sub load {	2070	sub load {
1787	my ($self) = @_;	2071	my ($self) = @_;
1788		2072
1789	local $self->{deny_reset} = 1; # loading can take a long time	2073	local $self->{deny_reset} = 1; # loading can take a long time
1790		2074
1791	my $path = $self->{path};	2075	my $path = $self->{path};
1792		2076
1793	{	2077	{
1794	my $guard = cf::lock_acquire "map_load:$path";	2078	my $guard = cf::lock_acquire "map_data:$path";
1795		2079
		2080	return unless $self->valid;
1796	return if $self->in_memory != cf::MAP_SWAPPED;	2081	return unless $self->in_memory == cf::MAP_SWAPPED;
1797		2082
1798	$self->in_memory (cf::MAP_LOADING);	2083	$self->in_memory (cf::MAP_LOADING);
1799		2084
1800	$self->alloc;	2085	$self->alloc;
1801		2086
1802	$self->pre_load;	2087	$self->pre_load;
1803	Coro::cede;	2088	cf::cede_to_tick;
1804		2089
		2090	my $f = new_from_file cf::object::thawer $self->{load_path};
		2091	$f->skip_block;
1805	$self->_load_objects ($self->{load_path}, 1)	2092	$self->_load_objects ($f)
1806	or return;	2093	or return;
1807		2094
1808	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2095	$self->post_load_original
1809	if delete $self->{load_original};	2096	if delete $self->{load_original};
1810		2097
1811	if (my $uniq = $self->uniq_path) {	2098	if (my $uniq = $self->uniq_path) {
1812	utf8::encode $uniq;	2099	utf8::encode $uniq;
1813	if (aio_open $uniq, O_RDONLY, 0) {	2100	unless (aio_stat $uniq) {
		2101	if (my $f = new_from_file cf::object::thawer $uniq) {
1814	$self->clear_unique_items;	2102	$self->clear_unique_items;
1815	$self->_load_objects ($uniq, 0);	2103	$self->_load_objects ($f);
		2104	$f->resolve_delayed_derefs;
		2105	}
1816	}	2106	}
1817	}	2107	}
1818		2108
1819	Coro::cede;	2109	$f->resolve_delayed_derefs;
		2110
		2111	cf::cede_to_tick;
1820	# now do the right thing for maps	2112	# now do the right thing for maps
1821	$self->link_multipart_objects;	2113	$self->link_multipart_objects;
1822	$self->difficulty ($self->estimate_difficulty)	2114	$self->difficulty ($self->estimate_difficulty)
1823	unless $self->difficulty;	2115	unless $self->difficulty;
1824	Coro::cede;	2116	cf::cede_to_tick;
1825		2117
1826	unless ($self->{deny_activate}) {	2118	unless ($self->{deny_activate}) {
1827	$self->decay_objects;	2119	$self->decay_objects;
1828	$self->fix_auto_apply;	2120	$self->fix_auto_apply;
1829	$self->update_buttons;	2121	$self->update_buttons;
1830	Coro::cede;	2122	cf::cede_to_tick;
1831	$self->set_darkness_map;
1832	Coro::cede;
1833	$self->activate;	2123	$self->activate;
1834	}	2124	}
1835		2125
		2126	$self->{last_save} = $cf::RUNTIME;
		2127	$self->last_access ($cf::RUNTIME);
		2128
1836	$self->in_memory (cf::MAP_IN_MEMORY);	2129	$self->in_memory (cf::MAP_ACTIVE);
1837	}	2130	}
1838		2131
1839	$self->post_load;	2132	$self->post_load;
1840	}	2133	}
1841		2134
		2135	# customize the map for a given player, i.e.
		2136	# return the _real_ map. used by e.g. per-player
		2137	# maps to change the path to ~playername/mappath
1842	sub customise_for {	2138	sub customise_for {
1843	my ($self, $ob) = @_;	2139	my ($self, $ob) = @_;
1844		2140
1845	return find "~" . $ob->name . "/" . $self->{path}	2141	return find "~" . $ob->name . "/" . $self->{path}
1846	if $self->per_player;	2142	if $self->per_player;
…		…
1850		2146
1851	$self	2147	$self
1852	}	2148	}
1853		2149
1854	# find and load all maps in the 3x3 area around a map	2150	# find and load all maps in the 3x3 area around a map
1855	sub load_diag {	2151	sub load_neighbours {
1856	my ($map) = @_;	2152	my ($map) = @_;
1857		2153
1858	my @diag; # diagonal neighbours	2154	my @neigh; # diagonal neighbours
1859		2155
1860	for (0 .. 3) {	2156	for (0 .. 3) {
1861	my $neigh = $map->tile_path ($_)	2157	my $neigh = $map->tile_path ($_)
1862	or next;	2158	or next;
1863	$neigh = find $neigh, $map	2159	$neigh = find $neigh, $map
1864	or next;	2160	or next;
1865	$neigh->load;	2161	$neigh->load;
1866		2162
		2163	push @neigh,
1867	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2164	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1868	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2165	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1869	}	2166	}
1870		2167
1871	for (@diag) {	2168	for (grep defined $_->[0], @neigh) {
		2169	my ($path, $origin) = @$_;
1872	my $neigh = find @$_	2170	my $neigh = find $path, $origin
1873	or next;	2171	or next;
1874	$neigh->load;	2172	$neigh->load;
1875	}	2173	}
1876	}	2174	}
1877		2175
…		…
1882	}	2180	}
1883		2181
1884	sub do_load_sync {	2182	sub do_load_sync {
1885	my ($map) = @_;	2183	my ($map) = @_;
1886		2184
		2185	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2186	if $Coro::current == $Coro::main;
		2187
1887	cf::sync_job { $map->load };	2188	cf::sync_job { $map->load };
1888	}	2189	}
1889		2190
1890	our %MAP_PREFETCH;	2191	our %MAP_PREFETCH;
1891	our $MAP_PREFETCHER = undef;	2192	our $MAP_PREFETCHER = undef;
1892		2193
1893	sub find_async {	2194	sub find_async {
1894	my ($path, $origin) = @_;	2195	my ($path, $origin, $load) = @_;
1895		2196
1896	$path = normalise $path, $origin && $origin->{path};	2197	$path = normalise $path, $origin && $origin->{path};
1897		2198
1898	if (my $map = $cf::MAP{$path}) {	2199	if (my $map = $cf::MAP{$path}) {
1899	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2200	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1900	}	2201	}
1901		2202
1902	undef $MAP_PREFETCH{$path};	2203	$MAP_PREFETCH{$path} |= $load;
		2204
1903	$MAP_PREFETCHER ||= cf::async {	2205	$MAP_PREFETCHER ||= cf::async {
		2206	$Coro::current->{desc} = "map prefetcher";
		2207
1904	while (%MAP_PREFETCH) {	2208	while (%MAP_PREFETCH) {
1905	for my $path (keys %MAP_PREFETCH) {	2209	while (my ($k, $v) = each %MAP_PREFETCH) {
1906	my $map = find $path	2210	if (my $map = find $k) {
1907	or next;
1908	$map->load;	2211	$map->load if $v;
		2212	}
1909		2213
1910	delete $MAP_PREFETCH{$path};	2214	delete $MAP_PREFETCH{$k};
1911	}	2215	}
1912	}	2216	}
1913	undef $MAP_PREFETCHER;	2217	undef $MAP_PREFETCHER;
1914	};	2218	};
1915	$MAP_PREFETCHER->prio (6);	2219	$MAP_PREFETCHER->prio (6);
1916		2220
1917	()	2221	()
1918	}	2222	}
1919		2223
		2224	# common code, used by both ->save and ->swapout
1920	sub save {	2225	sub _save {
1921	my ($self) = @_;	2226	my ($self) = @_;
1922
1923	my $lock = cf::lock_acquire "map_data:" . $self->path;
1924		2227
1925	$self->{last_save} = $cf::RUNTIME;	2228	$self->{last_save} = $cf::RUNTIME;
1926		2229
1927	return unless $self->dirty;	2230	return unless $self->dirty;
1928		2231
…		…
1934	return if $self->{deny_save};	2237	return if $self->{deny_save};
1935		2238
1936	local $self->{last_access} = $self->last_access;#d#	2239	local $self->{last_access} = $self->last_access;#d#
1937		2240
1938	cf::async {	2241	cf::async {
		2242	$Coro::current->{desc} = "map player save";
1939	$_->contr->save for $self->players;	2243	$_->contr->save for $self->players;
1940	};	2244	};
		2245
		2246	cf::get_slot 0.02;
1941		2247
1942	if ($uniq) {	2248	if ($uniq) {
1943	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2249	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1944	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2250	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1945	} else {	2251	} else {
1946	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2252	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1947	}	2253	}
1948	}	2254	}
1949		2255
		2256	sub save {
		2257	my ($self) = @_;
		2258
		2259	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2260
		2261	$self->_save;
		2262	}
		2263
1950	sub swap_out {	2264	sub swap_out {
1951	my ($self) = @_;	2265	my ($self) = @_;
1952		2266
1953	# save first because save cedes
1954	$self->save;
1955
1956	my $lock = cf::lock_acquire "map_data:" . $self->path;	2267	my $lock = cf::lock_acquire "map_data:$self->{path}";
1957		2268
		2269	return if $self->in_memory != cf::MAP_ACTIVE;
		2270	return if $self->{deny_save};
1958	return if $self->players;	2271	return if $self->players;
1959	return if $self->in_memory != cf::MAP_IN_MEMORY;
1960	return if $self->{deny_save};
1961		2272
		2273	# first deactivate the map and "unlink" it from the core
		2274	$self->deactivate;
		2275	$_->clear_links_to ($self) for values %cf::MAP;
		2276	$self->in_memory (cf::MAP_SWAPPED);
		2277
		2278	# then atomically save
		2279	$self->_save;
		2280
		2281	# then free the map
1962	$self->clear;	2282	$self->clear;
1963	$self->in_memory (cf::MAP_SWAPPED);
1964	}	2283	}
1965		2284
1966	sub reset_at {	2285	sub reset_at {
1967	my ($self) = @_;	2286	my ($self) = @_;
1968		2287
…		…
1986		2305
1987	my $lock = cf::lock_acquire "map_data:$self->{path}";	2306	my $lock = cf::lock_acquire "map_data:$self->{path}";
1988		2307
1989	return if $self->players;	2308	return if $self->players;
1990		2309
1991	warn "resetting map ", $self->path;	2310	warn "resetting map ", $self->path, "\n";
1992		2311
1993	$self->in_memory (cf::MAP_SWAPPED);	2312	$self->in_memory (cf::MAP_SWAPPED);
1994		2313
1995	# need to save uniques path	2314	# need to save uniques path
1996	unless ($self->{deny_save}) {	2315	unless ($self->{deny_save}) {
…		…
2000	if $uniq;	2319	if $uniq;
2001	}	2320	}
2002		2321
2003	delete $cf::MAP{$self->path};	2322	delete $cf::MAP{$self->path};
2004		2323
		2324	$self->deactivate;
		2325	$_->clear_links_to ($self) for values %cf::MAP;
2005	$self->clear;	2326	$self->clear;
2006
2007	$_->clear_links_to ($self) for values %cf::MAP;
2008		2327
2009	$self->unlink_save;	2328	$self->unlink_save;
2010	$self->destroy;	2329	$self->destroy;
2011	}	2330	}
2012		2331
2013	my $nuke_counter = "aaaa";	2332	my $nuke_counter = "aaaa";
2014		2333
2015	sub nuke {	2334	sub nuke {
2016	my ($self) = @_;	2335	my ($self) = @_;
2017		2336
		2337	{
		2338	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2339
2018	delete $cf::MAP{$self->path};	2340	delete $cf::MAP{$self->path};
2019		2341
2020	$self->unlink_save;	2342	$self->unlink_save;
2021		2343
2022	bless $self, "cf::map";	2344	bless $self, "cf::map";
2023	delete $self->{deny_reset};	2345	delete $self->{deny_reset};
2024	$self->{deny_save} = 1;	2346	$self->{deny_save} = 1;
2025	$self->reset_timeout (1);	2347	$self->reset_timeout (1);
2026	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2348	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2027		2349
2028	$cf::MAP{$self->path} = $self;	2350	$cf::MAP{$self->path} = $self;
		2351	}
2029		2352
2030	$self->reset; # polite request, might not happen	2353	$self->reset; # polite request, might not happen
2031	}	2354	}
2032		2355
2033	=item $maps = cf::map::tmp_maps	2356	=item $maps = cf::map::tmp_maps
…		…
2075		2398
2076	sub unique_maps() {	2399	sub unique_maps() {
2077	[	2400	[
2078	map {	2401	map {
2079	utf8::decode $_;	2402	utf8::decode $_;
2080	/\.map$/	2403	s/\.map$//; # TODO future compatibility hack
		2404	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2405	? ()
2081	? normalise $_	2406	: normalise $_
2082	: ()
2083	} @{ aio_readdir $UNIQUEDIR or [] }	2407	} @{ aio_readdir $UNIQUEDIR or [] }
2084	]	2408	]
2085	}	2409	}
2086		2410
2087	package cf;	2411	=item cf::map::static_maps
		2412
		2413	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2414	file in the shared directory excluding F</styles> and F</editor>). May
		2415	block.
		2416
		2417	=cut
		2418
		2419	sub static_maps() {
		2420	my @dirs = "";
		2421	my @maps;
		2422
		2423	while (@dirs) {
		2424	my $dir = shift @dirs;
		2425
		2426	next if $dir eq "/styles" || $dir eq "/editor";
		2427
		2428	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2429	or return;
		2430
		2431	for (@$files) {
		2432	s/\.map$// or next;
		2433	utf8::decode $_;
		2434	push @maps, "$dir/$_";
		2435	}
		2436
		2437	push @dirs, map "$dir/$_", @$dirs;
		2438	}
		2439
		2440	\@maps
		2441	}
2088		2442
2089	=back	2443	=back
2090		2444
2091	=head3 cf::object	2445	=head3 cf::object
2092		2446
…		…
2096		2450
2097	=over 4	2451	=over 4
2098		2452
2099	=item $ob->inv_recursive	2453	=item $ob->inv_recursive
2100		2454
2101	Returns the inventory of the object _and_ their inventories, recursively.	2455	Returns the inventory of the object I<and> their inventories, recursively,
		2456	but I<not> the object itself.
2102		2457
2103	=cut	2458	=cut
2104		2459
2105	sub inv_recursive_;	2460	sub inv_recursive_;
2106	sub inv_recursive_ {	2461	sub inv_recursive_ {
…		…
2109		2464
2110	sub inv_recursive {	2465	sub inv_recursive {
2111	inv_recursive_ inv $_[0]	2466	inv_recursive_ inv $_[0]
2112	}	2467	}
2113		2468
		2469	=item $ref = $ob->ref
		2470
		2471	Creates and returns a persistent reference to an object that can be stored as a string.
		2472
		2473	=item $ob = cf::object::deref ($refstring)
		2474
		2475	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2476	even if the object actually exists. May block.
		2477
		2478	=cut
		2479
		2480	sub deref {
		2481	my ($ref) = @_;
		2482
		2483	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2484	my ($uuid, $name) = ($1, $2);
		2485	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2486	or return;
		2487	$pl->ob->uuid eq $uuid
		2488	or return;
		2489
		2490	$pl->ob
		2491	} else {
		2492	warn "$ref: cannot resolve object reference\n";
		2493	undef
		2494	}
		2495	}
		2496
2114	package cf;	2497	package cf;
2115		2498
2116	=back	2499	=back
2117		2500
2118	=head3 cf::object::player	2501	=head3 cf::object::player
…		…
2124	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2507	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2125	can be C<undef>. Does the right thing when the player is currently in a	2508	can be C<undef>. Does the right thing when the player is currently in a
2126	dialogue with the given NPC character.	2509	dialogue with the given NPC character.
2127		2510
2128	=cut	2511	=cut
		2512
		2513	our $SAY_CHANNEL = {
		2514	id => "say",
		2515	title => "Map",
		2516	reply => "say ",
		2517	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2518	};
		2519
		2520	our $CHAT_CHANNEL = {
		2521	id => "chat",
		2522	title => "Chat",
		2523	reply => "chat ",
		2524	tooltip => "Player chat and shouts, global to the server.",
		2525	};
2129		2526
2130	# rough implementation of a future "reply" method that works	2527	# rough implementation of a future "reply" method that works
2131	# with dialog boxes.	2528	# with dialog boxes.
2132	#TODO: the first argument must go, split into a $npc->reply_to ( method	2529	#TODO: the first argument must go, split into a $npc->reply_to ( method
2133	sub cf::object::player::reply($$$;$) {	2530	sub cf::object::player::reply($$$;$) {
…		…
2140		2537
2141	} else {	2538	} else {
2142	my $pl = $self->contr;	2539	my $pl = $self->contr;
2143		2540
2144	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2541	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2145	my $diag = $pl->{npc_dialog};	2542	my $dialog = $pl->{npc_dialog};
2146	$diag->{pl}->ext_reply (	2543	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2147	$diag->{id},
2148	msgtype => "reply",
2149	msg => $diag->{pl}->expand_cfpod ($msg),
2150	add_topics => []
2151	);
2152		2544
2153	} else {	2545	} else {
2154	$msg = $npc->name . " says: $msg" if $npc;	2546	$msg = $npc->name . " says: $msg" if $npc;
2155	$self->message ($msg, $flags);	2547	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2156	}	2548	}
2157	}	2549	}
		2550	}
		2551
		2552	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2553
		2554	=cut
		2555
		2556	sub cf::object::send_msg {
		2557	my $pl = shift->contr
		2558	or return;
		2559	$pl->send_msg (@_);
2158	}	2560	}
2159		2561
2160	=item $player_object->may ("access")	2562	=item $player_object->may ("access")
2161		2563
2162	Returns wether the given player is authorized to access resource "access"	2564	Returns wether the given player is authorized to access resource "access"
…		…
2175		2577
2176	=item $player_object->enter_link	2578	=item $player_object->enter_link
2177		2579
2178	Freezes the player and moves him/her to a special map (C<{link}>).	2580	Freezes the player and moves him/her to a special map (C<{link}>).
2179		2581
2180	The player should be reasonably safe there for short amounts of time. You	2582	The player should be reasonably safe there for short amounts of time (e.g.
2181	I<MUST> call C<leave_link> as soon as possible, though.	2583	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2584	though, as the palyer cannot control the character while it is on the link
		2585	map.
2182		2586
2183	Will never block.	2587	Will never block.
2184		2588
2185	=item $player_object->leave_link ($map, $x, $y)	2589	=item $player_object->leave_link ($map, $x, $y)
2186		2590
…		…
2211	return if UNIVERSAL::isa $self->map, "ext::map_link";	2615	return if UNIVERSAL::isa $self->map, "ext::map_link";
2212		2616
2213	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2617	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2214	if $self->map && $self->map->{path} ne "{link}";	2618	if $self->map && $self->map->{path} ne "{link}";
2215		2619
2216	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2620	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2217	}	2621	}
2218		2622
2219	sub cf::object::player::leave_link {	2623	sub cf::object::player::leave_link {
2220	my ($self, $map, $x, $y) = @_;	2624	my ($self, $map, $x, $y) = @_;
2221		2625
…		…
2238	($x, $y) = (-1, -1)	2642	($x, $y) = (-1, -1)
2239	unless (defined $x) && (defined $y);	2643	unless (defined $x) && (defined $y);
2240		2644
2241	# use -1 or undef as default coordinates, not 0, 0	2645	# use -1 or undef as default coordinates, not 0, 0
2242	($x, $y) = ($map->enter_x, $map->enter_y)	2646	($x, $y) = ($map->enter_x, $map->enter_y)
2243	if $x <=0 && $y <= 0;	2647	if $x <= 0 && $y <= 0;
2244		2648
2245	$map->load;	2649	$map->load;
2246	$map->load_diag;	2650	$map->load_neighbours;
2247		2651
2248	return unless $self->contr->active;	2652	return unless $self->contr->active;
2249	$self->activate_recursive;
2250		2653
2251	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2654	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2252	$self->enter_map ($map, $x, $y);	2655	$self->enter_map ($map, $x, $y);
2253	}
2254		2656
		2657	# only activate afterwards, to support waiting in hooks
		2658	$self->activate_recursive;
		2659	}
		2660
2255	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2661	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2256		2662
2257	Moves the player to the given map-path and coordinates by first freezing	2663	Moves the player to the given map-path and coordinates by first freezing
2258	her, loading and preparing them map, calling the provided $check callback	2664	her, loading and preparing them map, calling the provided $check callback
2259	that has to return the map if sucecssful, and then unfreezes the player on	2665	that has to return the map if sucecssful, and then unfreezes the player on
2260	the new (success) or old (failed) map position.	2666	the new (success) or old (failed) map position. In either case, $done will
		2667	be called at the end of this process.
		2668
		2669	Note that $check will be called with a potentially non-loaded map, so if
		2670	it needs a loaded map it has to call C<< ->load >>.
2261		2671
2262	=cut	2672	=cut
2263		2673
2264	our $GOTOGEN;	2674	our $GOTOGEN;
2265		2675
2266	sub cf::object::player::goto {	2676	sub cf::object::player::goto {
2267	my ($self, $path, $x, $y, $check) = @_;	2677	my ($self, $path, $x, $y, $check, $done) = @_;
2268		2678
2269	# do generation counting so two concurrent goto's will be executed in-order	2679	# do generation counting so two concurrent goto's will be executed in-order
2270	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2680	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2271		2681
2272	$self->enter_link;	2682	$self->enter_link;
2273		2683
2274	(async {	2684	(async {
		2685	$Coro::current->{desc} = "player::goto $path $x $y";
		2686
		2687	# *tag paths override both path and x|y
		2688	if ($path =~ /^\*(.*)$/) {
		2689	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2690	my $ob = $obs[rand @obs];
		2691
		2692	# see if we actually can go there
		2693	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2694	$ob = $obs[rand @obs];
		2695	} else {
		2696	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2697	}
		2698	# else put us there anyways for now #d#
		2699
		2700	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2701	} else {
		2702	($path, $x, $y) = (undef, undef, undef);
		2703	}
		2704	}
		2705
2275	my $map = eval {	2706	my $map = eval {
2276	my $map = cf::map::find $path;	2707	my $map = defined $path ? cf::map::find $path : undef;
2277		2708
2278	if ($map) {	2709	if ($map) {
2279	$map = $map->customise_for ($self);	2710	$map = $map->customise_for ($self);
2280	$map = $check->($map) if $check && $map;	2711	$map = $check->($map) if $check && $map;
2281	} else {	2712	} else {
2282	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2713	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2283	}	2714	}
2284		2715
2285	$map	2716	$map
2286	};	2717	};
2287		2718
…		…
2292		2723
2293	if ($gen == $self->{_goto_generation}) {	2724	if ($gen == $self->{_goto_generation}) {
2294	delete $self->{_goto_generation};	2725	delete $self->{_goto_generation};
2295	$self->leave_link ($map, $x, $y);	2726	$self->leave_link ($map, $x, $y);
2296	}	2727	}
		2728
		2729	$done->() if $done;
2297	})->prio (1);	2730	})->prio (1);
2298	}	2731	}
2299		2732
2300	=item $player_object->enter_exit ($exit_object)	2733	=item $player_object->enter_exit ($exit_object)
2301		2734
…		…
2321	}	2754	}
2322		2755
2323	sub prepare_random_map {	2756	sub prepare_random_map {
2324	my ($exit) = @_;	2757	my ($exit) = @_;
2325		2758
2326	my $guard = cf::lock_acquire "exit_prepare:$exit";
2327
2328	# all this does is basically replace the /! path by	2759	# all this does is basically replace the /! path by
2329	# a new random map path (?random/...) with a seed	2760	# a new random map path (?random/...) with a seed
2330	# that depends on the exit object	2761	# that depends on the exit object
2331		2762
2332	my $rmp = parse_random_map_params $exit->msg;	2763	my $rmp = parse_random_map_params $exit->msg;
…		…
2334	if ($exit->map) {	2765	if ($exit->map) {
2335	$rmp->{region} = $exit->region->name;	2766	$rmp->{region} = $exit->region->name;
2336	$rmp->{origin_map} = $exit->map->path;	2767	$rmp->{origin_map} = $exit->map->path;
2337	$rmp->{origin_x} = $exit->x;	2768	$rmp->{origin_x} = $exit->x;
2338	$rmp->{origin_y} = $exit->y;	2769	$rmp->{origin_y} = $exit->y;
		2770
		2771	$exit->map->touch;
2339	}	2772	}
2340		2773
2341	$rmp->{random_seed} ||= $exit->random_seed;	2774	$rmp->{random_seed} ||= $exit->random_seed;
2342		2775
2343	my $data = cf::to_json $rmp;	2776	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2344	my $md5 = Digest::MD5::md5_hex $data;	2777	my $md5 = Digest::MD5::md5_hex $data;
2345	my $meta = "$RANDOMDIR/$md5.meta";	2778	my $meta = "$RANDOMDIR/$md5.meta";
2346		2779
2347	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2780	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2348	aio_write $fh, 0, (length $data), $data, 0;	2781	aio_write $fh, 0, (length $data), $data, 0;
2349	undef $fh;	2782	undef $fh;
2350	aio_rename "$meta~", $meta;	2783	aio_rename "$meta~", $meta;
2351		2784
		2785	my $slaying = "?random/$md5";
		2786
		2787	if ($exit->valid) {
2352	$exit->slaying ("?random/$md5");	2788	$exit->slaying ("?random/$md5");
2353	$exit->msg (undef);	2789	$exit->msg (undef);
		2790	}
2354	}	2791	}
2355	}	2792	}
2356		2793
2357	sub cf::object::player::enter_exit {	2794	sub cf::object::player::enter_exit {
2358	my ($self, $exit) = @_;	2795	my ($self, $exit) = @_;
2359		2796
2360	return unless $self->type == cf::PLAYER;	2797	return unless $self->type == cf::PLAYER;
2361		2798
2362	if ($exit->slaying eq "/!") {
2363	#TODO: this should de-fi-ni-te-ly not be a sync-job
2364	# the problem is that $exit might not survive long enough
2365	# so it needs to be done right now, right here
2366	cf::sync_job { prepare_random_map $exit };
2367	}
2368
2369	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2370	my $hp = $exit->stats->hp;
2371	my $sp = $exit->stats->sp;
2372
2373	$self->enter_link;	2799	$self->enter_link;
2374		2800
2375	# if exit is damned, update players death & WoR home-position
2376	$self->contr->savebed ($slaying, $hp, $sp)
2377	if $exit->flag (FLAG_DAMNED);
2378
2379	(async {	2801	(async {
2380	$self->deactivate_recursive; # just to be sure	2802	$Coro::current->{desc} = "enter_exit";
		2803
2381	unless (eval {	2804	unless (eval {
		2805	$self->deactivate_recursive; # just to be sure
		2806
		2807	# random map handling
		2808	{
		2809	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2810
		2811	prepare_random_map $exit
		2812	if $exit->slaying eq "/!";
		2813	}
		2814
		2815	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2816	my $x = $exit->stats->hp;
		2817	my $y = $exit->stats->sp;
		2818
2382	$self->goto ($slaying, $hp, $sp);	2819	$self->goto ($map, $x, $y);
2383		2820
		2821	# if exit is damned, update players death & WoR home-position
		2822	$self->contr->savebed ($map, $x, $y)
		2823	if $exit->flag (cf::FLAG_DAMNED);
		2824
2384	1;	2825	1
2385	}) {	2826	}) {
2386	$self->message ("Something went wrong deep within the crossfire server. "	2827	$self->message ("Something went wrong deep within the deliantra server. "
2387	. "I'll try to bring you back to the map you were before. "	2828	. "I'll try to bring you back to the map you were before. "
2388	. "Please report this to the dungeon master!",	2829	. "Please report this to the dungeon master!",
2389	cf::NDI_UNIQUE | cf::NDI_RED);	2830	cf::NDI_UNIQUE | cf::NDI_RED);
2390		2831
2391	warn "ERROR in enter_exit: $@";	2832	warn "ERROR in enter_exit: $@";
…		…
2410		2851
2411	utf8::encode $text;	2852	utf8::encode $text;
2412	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2853	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2413	}	2854	}
2414		2855
		2856	=item $client->send_big_packet ($pkt)
		2857
		2858	Like C<send_packet>, but tries to compress large packets, and fragments
		2859	them as required.
		2860
		2861	=cut
		2862
		2863	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2864
		2865	sub cf::client::send_big_packet {
		2866	my ($self, $pkt) = @_;
		2867
		2868	# try lzf for large packets
		2869	$pkt = "lzf " . Compress::LZF::compress $pkt
		2870	if 1024 <= length $pkt and $self->{can_lzf};
		2871
		2872	# split very large packets
		2873	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2874	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2875	$pkt = "frag";
		2876	}
		2877
		2878	$self->send_packet ($pkt);
		2879	}
		2880
2415	=item $client->send_msg ($color, $type, $msg, [extra...])	2881	=item $client->send_msg ($channel, $msg, $color, [extra...])
2416		2882
2417	Send a drawinfo or msg packet to the client, formatting the msg for the	2883	Send a drawinfo or msg packet to the client, formatting the msg for the
2418	client if neccessary. C<$type> should be a string identifying the type of	2884	client if neccessary. C<$type> should be a string identifying the type of
2419	the message, with C<log> being the default. If C<$color> is negative, suppress	2885	the message, with C<log> being the default. If C<$color> is negative, suppress
2420	the message unless the client supports the msg packet.	2886	the message unless the client supports the msg packet.
2421		2887
2422	=cut	2888	=cut
2423		2889
		2890	# non-persistent channels (usually the info channel)
		2891	our %CHANNEL = (
		2892	"c/motd" => {
		2893	id => "infobox",
		2894	title => "MOTD",
		2895	reply => undef,
		2896	tooltip => "The message of the day",
		2897	},
		2898	"c/identify" => {
		2899	id => "infobox",
		2900	title => "Identify",
		2901	reply => undef,
		2902	tooltip => "Items recently identified",
		2903	},
		2904	"c/examine" => {
		2905	id => "infobox",
		2906	title => "Examine",
		2907	reply => undef,
		2908	tooltip => "Signs and other items you examined",
		2909	},
		2910	"c/shopinfo" => {
		2911	id => "infobox",
		2912	title => "Shop Info",
		2913	reply => undef,
		2914	tooltip => "What your bargaining skill tells you about the shop",
		2915	},
		2916	"c/book" => {
		2917	id => "infobox",
		2918	title => "Book",
		2919	reply => undef,
		2920	tooltip => "The contents of a note or book",
		2921	},
		2922	"c/lookat" => {
		2923	id => "infobox",
		2924	title => "Look",
		2925	reply => undef,
		2926	tooltip => "What you saw there",
		2927	},
		2928	"c/who" => {
		2929	id => "infobox",
		2930	title => "Players",
		2931	reply => undef,
		2932	tooltip => "Shows players who are currently online",
		2933	},
		2934	"c/body" => {
		2935	id => "infobox",
		2936	title => "Body Parts",
		2937	reply => undef,
		2938	tooltip => "Shows which body parts you posess and are available",
		2939	},
		2940	"c/statistics" => {
		2941	id => "infobox",
		2942	title => "Statistics",
		2943	reply => undef,
		2944	tooltip => "Shows your primary statistics",
		2945	},
		2946	"c/skills" => {
		2947	id => "infobox",
		2948	title => "Skills",
		2949	reply => undef,
		2950	tooltip => "Shows your experience per skill and item power",
		2951	},
		2952	"c/shopitems" => {
		2953	id => "infobox",
		2954	title => "Shop Items",
		2955	reply => undef,
		2956	tooltip => "Shows the items currently for sale in this shop",
		2957	},
		2958	"c/resistances" => {
		2959	id => "infobox",
		2960	title => "Resistances",
		2961	reply => undef,
		2962	tooltip => "Shows your resistances",
		2963	},
		2964	"c/pets" => {
		2965	id => "infobox",
		2966	title => "Pets",
		2967	reply => undef,
		2968	tooltip => "Shows information abotu your pets/a specific pet",
		2969	},
		2970	"c/perceiveself" => {
		2971	id => "infobox",
		2972	title => "Perceive Self",
		2973	reply => undef,
		2974	tooltip => "You gained detailed knowledge about yourself",
		2975	},
		2976	"c/uptime" => {
		2977	id => "infobox",
		2978	title => "Uptime",
		2979	reply => undef,
		2980	tooltip => "How long the server has been running since last restart",
		2981	},
		2982	"c/mapinfo" => {
		2983	id => "infobox",
		2984	title => "Map Info",
		2985	reply => undef,
		2986	tooltip => "Information related to the maps",
		2987	},
		2988	"c/party" => {
		2989	id => "party",
		2990	title => "Party",
		2991	reply => "gsay ",
		2992	tooltip => "Messages and chat related to your party",
		2993	},
		2994	"c/death" => {
		2995	id => "death",
		2996	title => "Death",
		2997	reply => undef,
		2998	tooltip => "Reason for and more info about your most recent death",
		2999	},
		3000	"c/say" => $SAY_CHANNEL,
		3001	"c/chat" => $CHAT_CHANNEL,
		3002	);
		3003
2424	sub cf::client::send_msg {	3004	sub cf::client::send_msg {
2425	my ($self, $color, $type, $msg, @extra) = @_;	3005	my ($self, $channel, $msg, $color, @extra) = @_;
2426		3006
2427	$msg = $self->pl->expand_cfpod ($msg);	3007	$msg = $self->pl->expand_cfpod ($msg)
		3008	unless $color & cf::NDI_VERBATIM;
		3009
		3010	$color &= cf::NDI_CLIENT_MASK; # just in case...
		3011
		3012	# check predefined channels, for the benefit of C
		3013	if ($CHANNEL{$channel}) {
		3014	$channel = $CHANNEL{$channel};
		3015
		3016	$self->ext_msg (channel_info => $channel);
		3017	$channel = $channel->{id};
		3018
		3019	} elsif (ref $channel) {
		3020	# send meta info to client, if not yet sent
		3021	unless (exists $self->{channel}{$channel->{id}}) {
		3022	$self->{channel}{$channel->{id}} = $channel;
		3023	$self->ext_msg (channel_info => $channel);
		3024	}
		3025
		3026	$channel = $channel->{id};
		3027	}
2428		3028
2429	return unless @extra || length $msg;	3029	return unless @extra || length $msg;
2430		3030
2431	if ($self->can_msg) {	3031	# default colour, mask it out
2432	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	3032	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2433	} else {	3033	if $color & cf::NDI_DEF;
2434	# replace some tags by gcfclient-compatible ones
2435	for ($msg) {
2436	1 while
2437	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2438	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2439	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2440	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2441	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2442	}
2443		3034
2444	if ($color >= 0) {	3035	my $pkt = "msg "
2445	if (0 && $msg =~ /\[/) {	3036	. $self->{json_coder}->encode (
2446	$self->send_packet ("drawextinfo $color 4 0 $msg")	3037	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2447	} else {	3038	);
2448	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2449	$self->send_packet ("drawinfo $color $msg")
2450	}
2451	}
2452	}
2453	}
2454		3039
		3040	$self->send_big_packet ($pkt);
		3041	}
		3042
2455	=item $client->ext_event ($type, %msg)	3043	=item $client->ext_msg ($type, @msg)
2456		3044
2457	Sends an ext event to the client.	3045	Sends an ext event to the client.
2458		3046
2459	=cut	3047	=cut
2460		3048
2461	sub cf::client::ext_event($$%) {	3049	sub cf::client::ext_msg($$@) {
2462	my ($self, $type, %msg) = @_;	3050	my ($self, $type, @msg) = @_;
2463		3051
		3052	if ($self->extcmd == 2) {
		3053	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3054	} elsif ($self->extcmd == 1) { # TODO: remove
2464	$msg{msgtype} = "event_$type";	3055	push @msg, msgtype => "event_$type";
2465	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	3056	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3057	}
		3058	}
		3059
		3060	=item $client->ext_reply ($msgid, @msg)
		3061
		3062	Sends an ext reply to the client.
		3063
		3064	=cut
		3065
		3066	sub cf::client::ext_reply($$@) {
		3067	my ($self, $id, @msg) = @_;
		3068
		3069	if ($self->extcmd == 2) {
		3070	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3071	} elsif ($self->extcmd == 1) {
		3072	#TODO: version 1, remove
		3073	unshift @msg, msgtype => "reply", msgid => $id;
		3074	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3075	}
2466	}	3076	}
2467		3077
2468	=item $success = $client->query ($flags, "text", \&cb)	3078	=item $success = $client->query ($flags, "text", \&cb)
2469		3079
2470	Queues a query to the client, calling the given callback with	3080	Queues a query to the client, calling the given callback with
…		…
2525	my ($ns, $buf) = @_;	3135	my ($ns, $buf) = @_;
2526		3136
2527	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3137	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2528		3138
2529	if (ref $msg) {	3139	if (ref $msg) {
		3140	my ($type, $reply, @payload) =
		3141	"ARRAY" eq ref $msg
		3142	? @$msg
		3143	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3144
		3145	my @reply;
		3146
2530	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3147	if (my $cb = $EXTICMD{$type}) {
2531	if (my %reply = $cb->($ns, $msg)) {	3148	@reply = $cb->($ns, @payload);
2532	$reply{msgid} = $msg->{msgid};
2533	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2534	}
2535	}	3149	}
		3150
		3151	$ns->ext_reply ($reply, @reply)
		3152	if $reply;
		3153
2536	} else {	3154	} else {
2537	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3155	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2538	}	3156	}
2539		3157
2540	cf::override;	3158	cf::override;
…		…
2562		3180
2563	$coro	3181	$coro
2564	}	3182	}
2565		3183
2566	cf::client->attach (	3184	cf::client->attach (
2567	on_destroy => sub {	3185	on_client_destroy => sub {
2568	my ($ns) = @_;	3186	my ($ns) = @_;
2569		3187
2570	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3188	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2571	},	3189	},
2572	);	3190	);
…		…
2587	our $safe = new Safe "safe";	3205	our $safe = new Safe "safe";
2588	our $safe_hole = new Safe::Hole;	3206	our $safe_hole = new Safe::Hole;
2589		3207
2590	$SIG{FPE} = 'IGNORE';	3208	$SIG{FPE} = 'IGNORE';
2591		3209
2592	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3210	$safe->permit_only (Opcode::opset qw(
		3211	:base_core :base_mem :base_orig :base_math :base_loop
		3212	grepstart grepwhile mapstart mapwhile
		3213	sort time
		3214	));
2593		3215
2594	# here we export the classes and methods available to script code	3216	# here we export the classes and methods available to script code
2595		3217
2596	=pod	3218	=pod
2597		3219
2598	The following functions and methods are available within a safe environment:	3220	The following functions and methods are available within a safe environment:
2599		3221
2600	cf::object	3222	cf::object
2601	contr pay_amount pay_player map x y force_find force_add	3223	contr pay_amount pay_player map x y force_find force_add destroy
2602	insert remove	3224	insert remove name archname title slaying race decrease split
		3225	value
2603		3226
2604	cf::object::player	3227	cf::object::player
2605	player	3228	player
2606		3229
2607	cf::player	3230	cf::player
…		…
2612		3235
2613	=cut	3236	=cut
2614		3237
2615	for (	3238	for (
2616	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3239	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2617	insert remove)],	3240	insert remove inv nrof name archname title slaying race
		3241	decrease split destroy change_exp value msg lore send_msg)],
2618	["cf::object::player" => qw(player)],	3242	["cf::object::player" => qw(player)],
2619	["cf::player" => qw(peaceful)],	3243	["cf::player" => qw(peaceful send_msg)],
2620	["cf::map" => qw(trigger)],	3244	["cf::map" => qw(trigger)],
2621	) {	3245	) {
2622	no strict 'refs';	3246	no strict 'refs';
2623	my ($pkg, @funs) = @$_;	3247	my ($pkg, @funs) = @$_;
2624	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3248	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2642		3266
2643	my $qcode = $code;	3267	my $qcode = $code;
2644	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3268	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2645	$qcode =~ s/\n/\\n/g;	3269	$qcode =~ s/\n/\\n/g;
2646		3270
		3271	%vars = (_dummy => 0) unless %vars;
		3272
		3273	my @res;
2647	local $_;	3274	local $_;
2648	local @safe::cf::_safe_eval_args = values %vars;
2649		3275
2650	my $eval =	3276	my $eval =
2651	"do {\n"	3277	"do {\n"
2652	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3278	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2653	. "#line 0 \"{$qcode}\"\n"	3279	. "#line 0 \"{$qcode}\"\n"
2654	. $code	3280	. $code
2655	. "\n}"	3281	. "\n}"
2656	;	3282	;
2657		3283
		3284	if ($CFG{safe_eval}) {
2658	sub_generation_inc;	3285	sub_generation_inc;
		3286	local @safe::cf::_safe_eval_args = values %vars;
2659	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3287	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2660	sub_generation_inc;	3288	sub_generation_inc;
		3289	} else {
		3290	local @cf::_safe_eval_args = values %vars;
		3291	@res = wantarray ? eval eval : scalar eval $eval;
		3292	}
2661		3293
2662	if ($@) {	3294	if ($@) {
2663	warn "$@";	3295	warn "$@";
2664	warn "while executing safe code '$code'\n";	3296	warn "while executing safe code '$code'\n";
2665	warn "with arguments " . (join " ", %vars) . "\n";	3297	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2684	=cut	3316	=cut
2685		3317
2686	sub register_script_function {	3318	sub register_script_function {
2687	my ($fun, $cb) = @_;	3319	my ($fun, $cb) = @_;
2688		3320
2689	no strict 'refs';	3321	$fun = "safe::$fun" if $CFG{safe_eval};
2690	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3322	*$fun = $safe_hole->wrap ($cb);
2691	}	3323	}
2692		3324
2693	=back	3325	=back
2694		3326
2695	=cut	3327	=cut
…		…
2697	#############################################################################	3329	#############################################################################
2698	# the server's init and main functions	3330	# the server's init and main functions
2699		3331
2700	sub load_facedata($) {	3332	sub load_facedata($) {
2701	my ($path) = @_;	3333	my ($path) = @_;
		3334
		3335	# HACK to clear player env face cache, we need some signal framework
		3336	# for this (global event?)
		3337	%ext::player_env::MUSIC_FACE_CACHE = ();
		3338
		3339	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2702		3340
2703	warn "loading facedata from $path\n";	3341	warn "loading facedata from $path\n";
2704		3342
2705	my $facedata;	3343	my $facedata;
2706	0 < aio_load $path, $facedata	3344	0 < aio_load $path, $facedata
…		…
2709	$facedata = Coro::Storable::thaw $facedata;	3347	$facedata = Coro::Storable::thaw $facedata;
2710		3348
2711	$facedata->{version} == 2	3349	$facedata->{version} == 2
2712	or cf::cleanup "$path: version mismatch, cannot proceed.";	3350	or cf::cleanup "$path: version mismatch, cannot proceed.";
2713		3351
		3352	# patch in the exptable
		3353	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3354	$facedata->{resource}{"res/exp_table"} = {
		3355	type => FT_RSRC,
		3356	data => $exp_table,
		3357	hash => (Digest::MD5::md5 $exp_table),
		3358	};
		3359	cf::cede_to_tick;
		3360
2714	{	3361	{
2715	my $faces = $facedata->{faceinfo};	3362	my $faces = $facedata->{faceinfo};
2716		3363
2717	while (my ($face, $info) = each %$faces) {	3364	while (my ($face, $info) = each %$faces) {
2718	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3365	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3366
2719	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3367	cf::face::set_visibility $idx, $info->{visibility};
		3368	cf::face::set_magicmap $idx, $info->{magicmap};
2720	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3369	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2721	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3370	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2722	Coro::cede;	3371
		3372	cf::cede_to_tick;
2723	}	3373	}
2724		3374
2725	while (my ($face, $info) = each %$faces) {	3375	while (my ($face, $info) = each %$faces) {
2726	next unless $info->{smooth};	3376	next unless $info->{smooth};
		3377
2727	my $idx = cf::face::find $face	3378	my $idx = cf::face::find $face
2728	or next;	3379	or next;
		3380
2729	if (my $smooth = cf::face::find $info->{smooth}) {	3381	if (my $smooth = cf::face::find $info->{smooth}) {
		3382	cf::face::set_smooth $idx, $smooth;
2730	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3383	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2731	} else {	3384	} else {
2732	warn "smooth face '$info->{smooth}' not found for face '$face'";	3385	warn "smooth face '$info->{smooth}' not found for face '$face'";
2733	}	3386	}
2734	Coro::cede;	3387
		3388	cf::cede_to_tick;
2735	}	3389	}
2736	}	3390	}
2737		3391
2738	{	3392	{
2739	my $anims = $facedata->{animinfo};	3393	my $anims = $facedata->{animinfo};
2740		3394
2741	while (my ($anim, $info) = each %$anims) {	3395	while (my ($anim, $info) = each %$anims) {
2742	cf::anim::set $anim, $info->{frames}, $info->{facings};	3396	cf::anim::set $anim, $info->{frames}, $info->{facings};
2743	Coro::cede;	3397	cf::cede_to_tick;
2744	}	3398	}
2745		3399
2746	cf::anim::invalidate_all; # d'oh	3400	cf::anim::invalidate_all; # d'oh
2747	}	3401	}
2748		3402
		3403	{
		3404	my $res = $facedata->{resource};
		3405
		3406	while (my ($name, $info) = each %$res) {
		3407	if (defined $info->{type}) {
		3408	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3409
		3410	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3411	cf::face::set_type $idx, $info->{type};
		3412	} else {
		3413	$RESOURCE{$name} = $info;
		3414	}
		3415
		3416	cf::cede_to_tick;
		3417	}
		3418	}
		3419
		3420	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3421
2749	1	3422	1
2750	}	3423	}
2751		3424
		3425	cf::global->attach (on_resource_update => sub {
		3426	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3427	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3428
		3429	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3430	my $sound = $soundconf->{compat}[$_]
		3431	or next;
		3432
		3433	my $face = cf::face::find "sound/$sound->[1]";
		3434	cf::sound::set $sound->[0] => $face;
		3435	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3436	}
		3437
		3438	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3439	my $face = cf::face::find "sound/$v";
		3440	cf::sound::set $k => $face;
		3441	}
		3442	}
		3443	});
		3444
		3445	register_exticmd fx_want => sub {
		3446	my ($ns, $want) = @_;
		3447
		3448	while (my ($k, $v) = each %$want) {
		3449	$ns->fx_want ($k, $v);
		3450	}
		3451	};
		3452
		3453	sub load_resource_file($) {
		3454	my $guard = lock_acquire "load_resource_file";
		3455
		3456	my $status = load_resource_file_ $_[0];
		3457	get_slot 0.1, 100;
		3458	cf::arch::commit_load;
		3459
		3460	$status
		3461	}
		3462
2752	sub reload_regions {	3463	sub reload_regions {
		3464	# HACK to clear player env face cache, we need some signal framework
		3465	# for this (global event?)
		3466	%ext::player_env::MUSIC_FACE_CACHE = ();
		3467
2753	load_resource_file "$MAPDIR/regions"	3468	load_resource_file "$MAPDIR/regions"
2754	or die "unable to load regions file\n";	3469	or die "unable to load regions file\n";
		3470
		3471	for (cf::region::list) {
		3472	$_->{match} = qr/$_->{match}/
		3473	if exists $_->{match};
		3474	}
2755	}	3475	}
2756		3476
2757	sub reload_facedata {	3477	sub reload_facedata {
2758	load_facedata "$DATADIR/facedata"	3478	load_facedata "$DATADIR/facedata"
2759	or die "unable to load facedata\n";	3479	or die "unable to load facedata\n";
2760	}	3480	}
2761		3481
2762	sub reload_archetypes {	3482	sub reload_archetypes {
2763	load_resource_file "$DATADIR/archetypes"	3483	load_resource_file "$DATADIR/archetypes"
2764	or die "unable to load archetypes\n";	3484	or die "unable to load archetypes\n";
2765	#d# NEED to laod twice to resolve forward references
2766	# this really needs to be done in an extra post-pass
2767	# (which needs to be synchronous, so solve it differently)
2768	load_resource_file "$DATADIR/archetypes"
2769	or die "unable to load archetypes\n";
2770	}	3485	}
2771		3486
2772	sub reload_treasures {	3487	sub reload_treasures {
2773	load_resource_file "$DATADIR/treasures"	3488	load_resource_file "$DATADIR/treasures"
2774	or die "unable to load treasurelists\n";	3489	or die "unable to load treasurelists\n";
2775	}	3490	}
2776		3491
2777	sub reload_resources {	3492	sub reload_resources {
2778	warn "reloading resource files...\n";	3493	warn "reloading resource files...\n";
2779		3494
		3495	reload_facedata;
		3496	reload_archetypes;
2780	reload_regions;	3497	reload_regions;
2781	reload_facedata;
2782	#reload_archetypes;#d#
2783	reload_archetypes;
2784	reload_treasures;	3498	reload_treasures;
2785		3499
2786	warn "finished reloading resource files\n";	3500	warn "finished reloading resource files\n";
2787	}	3501	}
2788		3502
2789	sub init {	3503	sub reload_config {
2790	reload_resources;	3504	warn "reloading config file...\n";
2791	}
2792		3505
2793	sub cfg_load {
2794	open my $fh, "<:utf8", "$CONFDIR/config"	3506	open my $fh, "<:utf8", "$CONFDIR/config"
2795	or return;	3507	or return;
2796		3508
2797	local $/;	3509	local $/;
2798	*CFG = YAML::Syck::Load <$fh>;	3510	*CFG = YAML::XS::Load scalar <$fh>;
2799		3511
2800	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3512	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2801		3513
2802	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3514	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2803	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3515	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2807	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3519	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2808	and die "WARNING: m(un)lockall failed: $!\n";	3520	and die "WARNING: m(un)lockall failed: $!\n";
2809	};	3521	};
2810	warn $@ if $@;	3522	warn $@ if $@;
2811	}	3523	}
		3524
		3525	warn "finished reloading resource files\n";
		3526	}
		3527
		3528	sub pidfile() {
		3529	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3530	or die "$PIDFILE: $!";
		3531	flock $fh, &Fcntl::LOCK_EX
		3532	or die "$PIDFILE: flock: $!";
		3533	$fh
		3534	}
		3535
		3536	# make sure only one server instance is running at any one time
		3537	sub atomic {
		3538	my $fh = pidfile;
		3539
		3540	my $pid = <$fh>;
		3541	kill 9, $pid if $pid > 0;
		3542
		3543	seek $fh, 0, 0;
		3544	print $fh $$;
		3545	}
		3546
		3547	sub main_loop {
		3548	warn "EV::loop starting\n";
		3549	if (1) {
		3550	EV::loop;
		3551	}
		3552	warn "EV::loop returned\n";
		3553	goto &main_loop unless $REALLY_UNLOOP;
2812	}	3554	}
2813		3555
2814	sub main {	3556	sub main {
		3557	cf::init_globals; # initialise logging
		3558
		3559	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3560	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3561	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3562	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3563
		3564	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3565
2815	# we must not ever block the main coroutine	3566	# we must not ever block the main coroutine
2816	local $Coro::idle = sub {	3567	local $Coro::idle = sub {
2817	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3568	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2818	(async {	3569	(async {
2819	Event::one_event;	3570	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3571	EV::loop EV::LOOP_ONESHOT;
2820	})->prio (Coro::PRIO_MAX);	3572	})->prio (Coro::PRIO_MAX);
2821	};	3573	};
2822		3574
2823	cfg_load;	3575	evthread_start IO::AIO::poll_fileno;
		3576
		3577	cf::sync_job {
		3578	cf::init_experience;
		3579	cf::init_anim;
		3580	cf::init_attackmess;
		3581	cf::init_dynamic;
		3582
		3583	cf::load_settings;
		3584	cf::load_materials;
		3585
		3586	reload_resources;
		3587	reload_config;
2824	db_init;	3588	db_init;
		3589
		3590	cf::init_uuid;
		3591	cf::init_signals;
		3592	cf::init_skills;
		3593
		3594	cf::init_beforeplay;
		3595
		3596	atomic;
		3597
2825	load_extensions;	3598	load_extensions;
2826		3599
2827	$TICK_WATCHER->start;	3600	utime time, time, $RUNTIMEFILE;
2828	Event::loop;	3601
		3602	# no (long-running) fork's whatsoever before this point(!)
		3603	use POSIX ();
		3604	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3605
		3606	(pop @POST_INIT)->(0) while @POST_INIT;
		3607	};
		3608
		3609	cf::object::thawer::errors_are_fatal 0;
		3610	warn "parse errors in files are no longer fatal from this point on.\n";
		3611
		3612	main_loop;
2829	}	3613	}
2830		3614
2831	#############################################################################	3615	#############################################################################
2832	# initialisation and cleanup	3616	# initialisation and cleanup
2833		3617
2834	# install some emergency cleanup handlers	3618	# install some emergency cleanup handlers
2835	BEGIN {	3619	BEGIN {
		3620	our %SIGWATCHER = ();
2836	for my $signal (qw(INT HUP TERM)) {	3621	for my $signal (qw(INT HUP TERM)) {
2837	Event->signal (	3622	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2838	reentrant => 0,
2839	data => WF_AUTOCANCEL,
2840	signal => $signal,
2841	prio => 0,
2842	cb => sub {
2843	cf::cleanup "SIG$signal";	3623	cf::cleanup "SIG$signal";
2844	},
2845	);	3624	};
2846	}	3625	}
2847	}	3626	}
2848		3627
2849	sub write_runtime {	3628	sub write_runtime_sync {
2850	my $runtime = "$LOCALDIR/runtime";	3629	my $t0 = AE::time;
2851		3630
2852	# first touch the runtime file to show we are still running:	3631	# first touch the runtime file to show we are still running:
2853	# the fsync below can take a very very long time.	3632	# the fsync below can take a very very long time.
2854		3633
2855	IO::AIO::aio_utime $runtime, undef, undef;	3634	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2856		3635
2857	my $guard = cf::lock_acquire "write_runtime";	3636	my $guard = cf::lock_acquire "write_runtime";
2858		3637
2859	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3638	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2860	or return;	3639	or return;
2861		3640
2862	my $value = $cf::RUNTIME + 90 + 10;	3641	my $value = $cf::RUNTIME + 90 + 10;
2863	# 10 is the runtime save interval, for a monotonic clock	3642	# 10 is the runtime save interval, for a monotonic clock
2864	# 60 allows for the watchdog to kill the server.	3643	# 60 allows for the watchdog to kill the server.
…		…
2874	aio_utime $fh, undef, undef;	3653	aio_utime $fh, undef, undef;
2875		3654
2876	close $fh	3655	close $fh
2877	or return;	3656	or return;
2878		3657
2879	aio_rename "$runtime~", $runtime	3658	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2880	and return;	3659	and return;
2881		3660
2882	warn "runtime file written.\n";	3661	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
2883		3662
2884	1	3663	1
		3664	}
		3665
		3666	our $uuid_lock;
		3667	our $uuid_skip;
		3668
		3669	sub write_uuid_sync($) {
		3670	$uuid_skip ||= $_[0];
		3671
		3672	return if $uuid_lock;
		3673	local $uuid_lock = 1;
		3674
		3675	my $uuid = "$LOCALDIR/uuid";
		3676
		3677	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3678	or return;
		3679
		3680	my $value = uuid_seq uuid_cur;
		3681
		3682	unless ($value) {
		3683	warn "cowardly refusing to write zero uuid value!\n";
		3684	return;
		3685	}
		3686
		3687	my $value = uuid_str $value + $uuid_skip;
		3688	$uuid_skip = 0;
		3689
		3690	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3691	and return;
		3692
		3693	# always fsync - this file is important
		3694	aio_fsync $fh
		3695	and return;
		3696
		3697	close $fh
		3698	or return;
		3699
		3700	aio_rename "$uuid~", $uuid
		3701	and return;
		3702
		3703	warn "uuid file written ($value).\n";
		3704
		3705	1
		3706
		3707	}
		3708
		3709	sub write_uuid($$) {
		3710	my ($skip, $sync) = @_;
		3711
		3712	$sync ? write_uuid_sync $skip
		3713	: async { write_uuid_sync $skip };
2885	}	3714	}
2886		3715
2887	sub emergency_save() {	3716	sub emergency_save() {
2888	my $freeze_guard = cf::freeze_mainloop;	3717	my $freeze_guard = cf::freeze_mainloop;
2889		3718
2890	warn "enter emergency perl save\n";	3719	warn "emergency_perl_save: enter\n";
2891		3720
2892	cf::sync_job {	3721	cf::sync_job {
		3722	# this is a trade-off: we want to be very quick here, so
		3723	# save all maps without fsync, and later call a global sync
		3724	# (which in turn might be very very slow)
		3725	local $USE_FSYNC = 0;
		3726
2893	# use a peculiar iteration method to avoid tripping on perl	3727	# use a peculiar iteration method to avoid tripping on perl
2894	# refcount bugs in for. also avoids problems with players	3728	# refcount bugs in for. also avoids problems with players
2895	# and maps saved/destroyed asynchronously.	3729	# and maps saved/destroyed asynchronously.
2896	warn "begin emergency player save\n";	3730	warn "emergency_perl_save: begin player save\n";
2897	for my $login (keys %cf::PLAYER) {	3731	for my $login (keys %cf::PLAYER) {
2898	my $pl = $cf::PLAYER{$login} or next;	3732	my $pl = $cf::PLAYER{$login} or next;
2899	$pl->valid or next;	3733	$pl->valid or next;
		3734	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2900	$pl->save;	3735	$pl->save;
2901	}	3736	}
2902	warn "end emergency player save\n";	3737	warn "emergency_perl_save: end player save\n";
2903		3738
2904	warn "begin emergency map save\n";	3739	warn "emergency_perl_save: begin map save\n";
2905	for my $path (keys %cf::MAP) {	3740	for my $path (keys %cf::MAP) {
2906	my $map = $cf::MAP{$path} or next;	3741	my $map = $cf::MAP{$path} or next;
2907	$map->valid or next;	3742	$map->valid or next;
2908	$map->save;	3743	$map->save;
2909	}	3744	}
2910	warn "end emergency map save\n";	3745	warn "emergency_perl_save: end map save\n";
2911		3746
2912	warn "begin emergency database checkpoint\n";	3747	warn "emergency_perl_save: begin database checkpoint\n";
2913	BDB::db_env_txn_checkpoint $DB_ENV;	3748	BDB::db_env_txn_checkpoint $DB_ENV;
2914	warn "end emergency database checkpoint\n";	3749	warn "emergency_perl_save: end database checkpoint\n";
		3750
		3751	warn "emergency_perl_save: begin write uuid\n";
		3752	write_uuid_sync 1;
		3753	warn "emergency_perl_save: end write uuid\n";
2915	};	3754	};
2916		3755
		3756	warn "emergency_perl_save: starting sync()\n";
		3757	IO::AIO::aio_sync sub {
		3758	warn "emergency_perl_save: finished sync()\n";
		3759	};
		3760
2917	warn "leave emergency perl save\n";	3761	warn "emergency_perl_save: leave\n";
2918	}	3762	}
2919		3763
2920	sub post_cleanup {	3764	sub post_cleanup {
2921	my ($make_core) = @_;	3765	my ($make_core) = @_;
2922		3766
2923	warn Carp::longmess "post_cleanup backtrace"	3767	warn Carp::longmess "post_cleanup backtrace"
2924	if $make_core;	3768	if $make_core;
		3769
		3770	my $fh = pidfile;
		3771	unlink $PIDFILE if <$fh> == $$;
		3772	}
		3773
		3774	# a safer delete_package, copied from Symbol
		3775	sub clear_package($) {
		3776	my $pkg = shift;
		3777
		3778	# expand to full symbol table name if needed
		3779	unless ($pkg =~ /^main::.*::$/) {
		3780	$pkg = "main$pkg" if $pkg =~ /^::/;
		3781	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3782	$pkg .= '::' unless $pkg =~ /::$/;
		3783	}
		3784
		3785	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3786	my $stem_symtab = *{$stem}{HASH};
		3787
		3788	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3789	or return;
		3790
		3791	# clear all symbols
		3792	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3793	for my $name (keys %$leaf_symtab) {
		3794	_gv_clear *{"$pkg$name"};
		3795	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3796	}
2925	}	3797	}
2926		3798
2927	sub do_reload_perl() {	3799	sub do_reload_perl() {
2928	# can/must only be called in main	3800	# can/must only be called in main
2929	if ($Coro::current != $Coro::main) {	3801	if (in_main) {
2930	warn "can only reload from main coroutine";	3802	warn "can only reload from main coroutine";
2931	return;	3803	return;
2932	}	3804	}
2933		3805
		3806	return if $RELOAD++;
		3807
		3808	my $t1 = AE::time;
		3809
		3810	while ($RELOAD) {
2934	warn "reloading...";	3811	warn "reloading...";
2935		3812
2936	warn "entering sync_job";	3813	warn "entering sync_job";
2937		3814
2938	cf::sync_job {	3815	cf::sync_job {
2939	cf::write_runtime; # external watchdog should not bark	3816	cf::write_runtime_sync; # external watchdog should not bark
2940	cf::emergency_save;	3817	cf::emergency_save;
2941	cf::write_runtime; # external watchdog should not bark	3818	cf::write_runtime_sync; # external watchdog should not bark
2942		3819
2943	warn "syncing database to disk";	3820	warn "syncing database to disk";
2944	BDB::db_env_txn_checkpoint $DB_ENV;	3821	BDB::db_env_txn_checkpoint $DB_ENV;
2945		3822
2946	# if anything goes wrong in here, we should simply crash as we already saved	3823	# if anything goes wrong in here, we should simply crash as we already saved
2947		3824
2948	warn "cancelling all WF_AUTOCANCEL watchers";
2949	for (Event::all_watchers) {
2950	$_->cancel if $_->data & WF_AUTOCANCEL;
2951	}
2952
2953	warn "flushing outstanding aio requests";	3825	warn "flushing outstanding aio requests";
2954	for (;;) {
2955	BDB::flush;
2956	IO::AIO::flush;
2957	Coro::cede;
2958	last unless IO::AIO::nreqs || BDB::nreqs;	3826	while (IO::AIO::nreqs || BDB::nreqs) {
2959	warn "iterate...";	3827	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
2960	}
2961
2962	++$RELOAD;
2963
2964	warn "cancelling all extension coros";
2965	$_->cancel for values %EXT_CORO;
2966	%EXT_CORO = ();
2967
2968	warn "removing commands";
2969	%COMMAND = ();
2970
2971	warn "removing ext/exti commands";
2972	%EXTCMD = ();
2973	%EXTICMD = ();
2974
2975	warn "unloading/nuking all extensions";
2976	for my $pkg (@EXTS) {
2977	warn "... unloading $pkg";
2978
2979	if (my $cb = $pkg->can ("unload")) {
2980	eval {
2981	$cb->($pkg);
2982	1
2983	} or warn "$pkg unloaded, but with errors: $@";
2984	}	3828	}
2985		3829
2986	warn "... nuking $pkg";	3830	warn "cancelling all extension coros";
2987	Symbol::delete_package $pkg;	3831	$_->cancel for values %EXT_CORO;
2988	}	3832	%EXT_CORO = ();
2989		3833
2990	warn "unloading all perl modules loaded from $LIBDIR";	3834	warn "removing commands";
2991	while (my ($k, $v) = each %INC) {	3835	%COMMAND = ();
2992	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2993		3836
		3837	warn "removing ext/exti commands";
		3838	%EXTCMD = ();
		3839	%EXTICMD = ();
		3840
		3841	warn "unloading/nuking all extensions";
		3842	for my $pkg (@EXTS) {
2994	warn "... unloading $k";	3843	warn "... unloading $pkg";
2995	delete $INC{$k};
2996		3844
2997	$k =~ s/\.pm$//;
2998	$k =~ s/\//::/g;
2999
3000	if (my $cb = $k->can ("unload_module")) {	3845	if (my $cb = $pkg->can ("unload")) {
		3846	eval {
3001	$cb->();	3847	$cb->($pkg);
		3848	1
		3849	} or warn "$pkg unloaded, but with errors: $@";
		3850	}
		3851
		3852	warn "... clearing $pkg";
		3853	clear_package $pkg;
3002	}	3854	}
3003		3855
3004	Symbol::delete_package $k;	3856	warn "unloading all perl modules loaded from $LIBDIR";
		3857	while (my ($k, $v) = each %INC) {
		3858	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3859
		3860	warn "... unloading $k";
		3861	delete $INC{$k};
		3862
		3863	$k =~ s/\.pm$//;
		3864	$k =~ s/\//::/g;
		3865
		3866	if (my $cb = $k->can ("unload_module")) {
		3867	$cb->();
		3868	}
		3869
		3870	clear_package $k;
3005	}	3871	}
3006		3872
3007	warn "getting rid of safe::, as good as possible";	3873	warn "getting rid of safe::, as good as possible";
3008	Symbol::delete_package "safe::$_"	3874	clear_package "safe::$_"
3009	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3875	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3010		3876
3011	warn "unloading cf.pm \"a bit\"";	3877	warn "unloading cf.pm \"a bit\"";
3012	delete $INC{"cf.pm"};	3878	delete $INC{"cf.pm"};
3013	delete $INC{"cf/pod.pm"};	3879	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3014		3880
3015	# don't, removes xs symbols, too,	3881	# don't, removes xs symbols, too,
3016	# and global variables created in xs	3882	# and global variables created in xs
3017	#Symbol::delete_package __PACKAGE__;	3883	#clear_package __PACKAGE__;
3018		3884
3019	warn "unload completed, starting to reload now";	3885	warn "unload completed, starting to reload now";
3020		3886
3021	warn "reloading cf.pm";	3887	warn "reloading cf.pm";
3022	require cf;	3888	require cf;
3023	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3889	cf::_connect_to_perl_1;
3024		3890
3025	warn "loading config and database again";	3891	warn "loading config and database again";
3026	cf::cfg_load;	3892	cf::reload_config;
3027		3893
3028	warn "loading extensions";	3894	warn "loading extensions";
3029	cf::load_extensions;	3895	cf::load_extensions;
3030		3896
		3897	if ($REATTACH_ON_RELOAD) {
3031	warn "reattaching attachments to objects/players";	3898	warn "reattaching attachments to objects/players";
3032	_global_reattach; # objects, sockets	3899	_global_reattach; # objects, sockets
3033	warn "reattaching attachments to maps";	3900	warn "reattaching attachments to maps";
3034	reattach $_ for values %MAP;	3901	reattach $_ for values %MAP;
3035	warn "reattaching attachments to players";	3902	warn "reattaching attachments to players";
3036	reattach $_ for values %PLAYER;	3903	reattach $_ for values %PLAYER;
		3904	}
3037		3905
		3906	warn "running post_init jobs";
		3907	(pop @POST_INIT)->(1) while @POST_INIT;
		3908
3038	warn "leaving sync_job";	3909	warn "leaving sync_job";
3039		3910
3040	1	3911	1
3041	} or do {	3912	} or do {
3042	warn $@;	3913	warn $@;
3043	warn "error while reloading, exiting.";	3914	cf::cleanup "error while reloading, exiting.";
3044	exit 1;
3045	};	3915	};
3046		3916
3047	warn "reloaded";	3917	warn "reloaded";
		3918	--$RELOAD;
		3919	}
		3920
		3921	$t1 = AE::time - $t1;
		3922	warn "reload completed in ${t1}s\n";
3048	};	3923	};
3049		3924
3050	our $RELOAD_WATCHER; # used only during reload	3925	our $RELOAD_WATCHER; # used only during reload
3051		3926
3052	sub reload_perl() {	3927	sub reload_perl() {
3053	# doing reload synchronously and two reloads happen back-to-back,	3928	# doing reload synchronously and two reloads happen back-to-back,
3054	# coro crashes during coro_state_free->destroy here.	3929	# coro crashes during coro_state_free->destroy here.
3055		3930
3056	$RELOAD_WATCHER ||= Event->timer (	3931	$RELOAD_WATCHER ||= cf::async {
3057	reentrant => 0,	3932	Coro::AIO::aio_wait cache_extensions;
3058	after => 0,	3933
3059	data => WF_AUTOCANCEL,	3934	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3060	cb => sub {
3061	do_reload_perl;	3935	do_reload_perl;
3062	undef $RELOAD_WATCHER;	3936	undef $RELOAD_WATCHER;
3063	},	3937	};
3064	);	3938	};
3065	}	3939	}
3066		3940
3067	register_command "reload" => sub {	3941	register_command "reload" => sub {
3068	my ($who, $arg) = @_;	3942	my ($who, $arg) = @_;
3069		3943
3070	if ($who->flag (FLAG_WIZ)) {	3944	if ($who->flag (FLAG_WIZ)) {
3071	$who->message ("reloading server.");	3945	$who->message ("reloading server.");
		3946	async {
		3947	$Coro::current->{desc} = "perl_reload";
3072	async { reload_perl };	3948	reload_perl;
		3949	};
3073	}	3950	}
3074	};	3951	};
3075		3952
3076	unshift @INC, $LIBDIR;	3953	unshift @INC, $LIBDIR;
3077		3954
…		…
3079		3956
3080	our @WAIT_FOR_TICK;	3957	our @WAIT_FOR_TICK;
3081	our @WAIT_FOR_TICK_BEGIN;	3958	our @WAIT_FOR_TICK_BEGIN;
3082		3959
3083	sub wait_for_tick {	3960	sub wait_for_tick {
3084	return unless $TICK_WATCHER->is_active;
3085	return if $Coro::current == $Coro::main;	3961	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3086		3962
3087	my $signal = new Coro::Signal;	3963	my $signal = new Coro::Signal;
3088	push @WAIT_FOR_TICK, $signal;	3964	push @WAIT_FOR_TICK, $signal;
3089	$signal->wait;	3965	$signal->wait;
3090	}	3966	}
3091		3967
3092	sub wait_for_tick_begin {	3968	sub wait_for_tick_begin {
3093	return unless $TICK_WATCHER->is_active;
3094	return if $Coro::current == $Coro::main;	3969	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3095		3970
3096	my $signal = new Coro::Signal;	3971	my $signal = new Coro::Signal;
3097	push @WAIT_FOR_TICK_BEGIN, $signal;	3972	push @WAIT_FOR_TICK_BEGIN, $signal;
3098	$signal->wait;	3973	$signal->wait;
3099	}	3974	}
3100		3975
3101	my $min = 1e6;#d#	3976	sub tick {
3102	my $avg = 10;
3103	$TICK_WATCHER = Event->timer (
3104	reentrant => 0,
3105	parked => 1,
3106	prio => 0,
3107	at => $NEXT_TICK || $TICK,
3108	data => WF_AUTOCANCEL,
3109	cb => sub {
3110	if ($Coro::current != $Coro::main) {	3977	if ($Coro::current != $Coro::main) {
3111	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3978	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3112	unless ++$bug_warning > 10;	3979	unless ++$bug_warning > 10;
3113	return;	3980	return;
3114	}	3981	}
3115		3982
3116	$NOW = $tick_start = Event::time;
3117
3118	cf::server_tick; # one server iteration	3983	cf::server_tick; # one server iteration
3119		3984
3120	0 && sync_job {#d#	3985	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3121	for(1..10) {
3122	my $t = Event::time;
3123	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3124	or die;
3125		3986
3126	$map->width (50);	3987	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3127	$map->height (50);	3988	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3128	$map->alloc;	3989	Coro::async_pool {
3129	$map->_load_objects ("/tmp/x.map", 1);	3990	$Coro::current->{desc} = "runtime saver";
3130	my $t = Event::time - $t;	3991	write_runtime_sync
3131		3992	or warn "ERROR: unable to write runtime file: $!";
3132	#next unless $t < 0.0013;#d#
3133	if ($t < $min) {
3134	$min = $t;
3135	}
3136	$avg = $avg * 0.99 + $t * 0.01;
3137	}
3138	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3139	exit 0;
3140	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3141	};	3993	};
		3994	}
3142		3995
3143	$RUNTIME += $TICK;
3144	$NEXT_TICK += $TICK;
3145
3146	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3147	$NEXT_RUNTIME_WRITE = $NOW + 10;
3148	Coro::async_pool {
3149	write_runtime
3150	or warn "ERROR: unable to write runtime file: $!";
3151	};
3152	}
3153
3154	# my $AFTER = Event::time;
3155	# warn $AFTER - $NOW;#d#
3156
3157	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3996	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3158	$sig->send;	3997	$sig->send;
3159	}	3998	}
3160	while (my $sig = shift @WAIT_FOR_TICK) {	3999	while (my $sig = shift @WAIT_FOR_TICK) {
3161	$sig->send;	4000	$sig->send;
3162	}	4001	}
3163		4002
3164	$NOW = Event::time;	4003	$LOAD = ($NOW - $TICK_START) / $TICK;
3165
3166	# if we are delayed by four ticks or more, skip them all
3167	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3168
3169	$TICK_WATCHER->at ($NEXT_TICK);
3170	$TICK_WATCHER->start;
3171
3172	$LOAD = ($NOW - $tick_start) / $TICK;
3173	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4004	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3174		4005
3175	_post_tick;	4006	if (0) {
3176		4007	if ($NEXT_TICK) {
3177		4008	my $jitter = $TICK_START - $NEXT_TICK;
		4009	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4010	warn "jitter $JITTER\n";#d#
		4011	}
3178	},	4012	}
3179	);	4013	}
3180		4014
3181	{	4015	{
3182	BDB::max_poll_time $TICK * 0.1;	4016	# configure BDB
3183	$BDB_POLL_WATCHER = Event->io (	4017
3184	reentrant => 0,
3185	fd => BDB::poll_fileno,
3186	poll => 'r',
3187	prio => 0,
3188	data => WF_AUTOCANCEL,
3189	cb => \&BDB::poll_cb,
3190	);
3191	BDB::min_parallel 8;	4018	BDB::min_parallel 16;
3192		4019	BDB::max_poll_reqs $TICK * 0.1;
3193	BDB::set_sync_prepare {	4020	$AnyEvent::BDB::WATCHER->priority (1);
3194	my $status;
3195	my $current = $Coro::current;
3196	(
3197	sub {
3198	$status = $!;
3199	$current->ready; undef $current;
3200	},
3201	sub {
3202	Coro::schedule while defined $current;
3203	$! = $status;
3204	},
3205	)
3206	};
3207		4021
3208	unless ($DB_ENV) {	4022	unless ($DB_ENV) {
3209	$DB_ENV = BDB::db_env_create;	4023	$DB_ENV = BDB::db_env_create;
		4024	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4025	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4026	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4027	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4028	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3210		4029
3211	cf::sync_job {	4030	cf::sync_job {
3212	eval {	4031	eval {
3213	BDB::db_env_open	4032	BDB::db_env_open
3214	$DB_ENV,	4033	$DB_ENV,
…		…
3216	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4035	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3217	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4036	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3218	0666;	4037	0666;
3219		4038
3220	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4039	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3221
3222	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3223	$DB_ENV->set_lk_detect;
3224	};	4040	};
3225		4041
3226	cf::cleanup "db_env_open(db): $@" if $@;	4042	cf::cleanup "db_env_open(db): $@" if $@;
3227	};	4043	};
3228	}	4044	}
		4045
		4046	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4047	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4048	};
		4049	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4050	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4051	};
		4052	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4053	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4054	};
3229	}	4055	}
3230		4056
3231	{	4057	{
		4058	# configure IO::AIO
		4059
3232	IO::AIO::min_parallel 8;	4060	IO::AIO::min_parallel 8;
3233
3234	undef $Coro::AIO::WATCHER;
3235	IO::AIO::max_poll_time $TICK * 0.1;	4061	IO::AIO::max_poll_time $TICK * 0.1;
3236	$AIO_POLL_WATCHER = Event->io (	4062	undef $AnyEvent::AIO::WATCHER;
3237	reentrant => 0,
3238	data => WF_AUTOCANCEL,
3239	fd => IO::AIO::poll_fileno,
3240	poll => 'r',
3241	prio => 6,
3242	cb => \&IO::AIO::poll_cb,
3243	);
3244	}	4063	}
3245		4064
3246	my $_log_backtrace;	4065	my $_log_backtrace;
3247		4066
3248	sub _log_backtrace {	4067	sub _log_backtrace {
…		…
3251	$msg =~ s/\n//;	4070	$msg =~ s/\n//;
3252		4071
3253	# limit the # of concurrent backtraces	4072	# limit the # of concurrent backtraces
3254	if ($_log_backtrace < 2) {	4073	if ($_log_backtrace < 2) {
3255	++$_log_backtrace;	4074	++$_log_backtrace;
		4075	my $perl_bt = Carp::longmess $msg;
3256	async {	4076	async {
		4077	$Coro::current->{desc} = "abt $msg";
		4078
3257	my @bt = fork_call {	4079	my @bt = fork_call {
3258	@addr = map { sprintf "%x", $_ } @addr;	4080	@addr = map { sprintf "%x", $_ } @addr;
3259	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4081	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3260	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4082	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3261	or die "addr2line: $!";	4083	or die "addr2line: $!";
…		…
3269	}	4091	}
3270		4092
3271	@funcs	4093	@funcs
3272	};	4094	};
3273		4095
3274	LOG llevInfo, "[ABT] $msg\n";	4096	LOG llevInfo, "[ABT] $perl_bt\n";
		4097	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3275	LOG llevInfo, "[ABT] $_\n" for @bt;	4098	LOG llevInfo, "[ABT] $_\n" for @bt;
3276	--$_log_backtrace;	4099	--$_log_backtrace;
3277	};	4100	};
3278	} else {	4101	} else {
3279	LOG llevInfo, "[ABT] $msg\n";	4102	LOG llevInfo, "[ABT] $msg\n";
3280	LOG llevInfo, "[ABT] [suppressed]\n";	4103	LOG llevInfo, "[ABT] [suppressed]\n";
3281	}	4104	}
3282	}	4105	}
3283		4106
3284	# load additional modules	4107	# load additional modules
3285	use cf::pod;	4108	require "cf/$_.pm" for @EXTRA_MODULES;
		4109	cf::_connect_to_perl_2;
3286		4110
3287	END { cf::emergency_save }	4111	END { cf::emergency_save }
3288		4112
3289	1	4113	1
3290		4114

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