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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.287 by root, Mon Jun 25 05:43:45 2007 UTC vs.
Revision 1.517 by root, Thu Apr 15 06:07:51 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
		55	use JSON::XS 2.01 ();
25	use BDB ();	56	use BDB ();
26	use Data::Dumper;	57	use Data::Dumper;
27	use Digest::MD5;
28	use Fcntl;	58	use Fcntl;
29	use YAML::Syck ();	59	use YAML::XS ();
30	use IO::AIO 2.32 ();	60	use IO::AIO ();
31	use Time::HiRes;	61	use Time::HiRes;
32	use Compress::LZF;	62	use Compress::LZF;
		63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
33		66
34	# configure various modules to our taste	67	# configure various modules to our taste
35	#	68	#
36	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
37	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";
38	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
39		77
40	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
41		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
42	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
43	$YAML::Syck::ImplicitUnicode = 1;
44
45	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
46		80
47	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
48		82
49	our %COMMAND = ();	83	our %COMMAND = ();
50	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
53	our %EXTCMD = ();	87	our %EXTCMD = ();
54	our %EXTICMD = ();	88	our %EXTICMD = ();
55	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
56	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
57		91
58	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
59	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
60		96
61	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
62	our $DATADIR = datadir;	98	our $DATADIR = datadir;
63	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
64	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
65	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
66	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
67	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
68	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
69	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
70	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
71	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;
72		115
73	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	116	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
74	our $TICK_WATCHER;
75	our $AIO_POLL_WATCHER;
76	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	117	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
77	our $NEXT_TICK;	118	our $NEXT_TICK;
78	our $NOW;
79	our $USE_FSYNC = 1; # use fsync to write maps - default off	119	our $USE_FSYNC = 1; # use fsync to write maps - default on
80		120
		121	our $BDB_DEADLOCK_WATCHER;
		122	our $BDB_CHECKPOINT_WATCHER;
81	our $BDB_POLL_WATCHER;	123	our $BDB_TRICKLE_WATCHER;
82	our $DB_ENV;	124	our $DB_ENV;
		125
		126	our @EXTRA_MODULES = qw(pod match mapscript);
83		127
84	our %CFG;	128	our %CFG;
85		129
86	our $UPTIME; $UPTIME ||= time;	130	our $UPTIME; $UPTIME ||= time;
87	our $RUNTIME;	131	our $RUNTIME;
		132	our $NOW;
88		133
89	our %PLAYER; # all users	134	our (%PLAYER, %PLAYER_LOADING); # all users
90	our %MAP; # all maps	135	our (%MAP, %MAP_LOADING ); # all maps
91	our $LINK_MAP; # the special {link} map, which is always available	136	our $LINK_MAP; # the special {link} map, which is always available
92		137
93	# 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 ∕
94	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	139	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
95		140
96	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)
97	our $LOADAVG; # same thing, but with alpha-smoothing	142	our $LOADAVG; # same thing, but with alpha-smoothing
		143	our $JITTER; # average jitter
98	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 $REALLY_UNLOOP; # never set to true, please :)
99		150
100	binmode STDOUT;	151	binmode STDOUT;
101	binmode STDERR;	152	binmode STDERR;
102		153
103	# read virtual server time, if available	154	# read virtual server time, if available
104	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	155	unless ($RUNTIME || !-e $RUNTIMEFILE) {
105	open my $fh, "<", "$LOCALDIR/runtime"	156	open my $fh, "<", $RUNTIMEFILE
106	or die "unable to read runtime file: $!";	157	or die "unable to read $RUNTIMEFILE file: $!";
107	$RUNTIME = <$fh> + 0.;	158	$RUNTIME = <$fh> + 0.;
108	}	159	}
		160
		161	eval "sub TICK() { $TICK } 1" or die;
109		162
110	mkdir $_	163	mkdir $_
111	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	164	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
112		165
113	our $EMERGENCY_POSITION;	166	our $EMERGENCY_POSITION;
114		167
115	sub cf::map::normalise;	168	sub cf::map::normalise;
		169
		170	#############################################################################
		171
		172	%REFLECT = ();
		173	for (@REFLECT) {
		174	my $reflect = JSON::XS::decode_json $_;
		175	$REFLECT{$reflect->{class}} = $reflect;
		176	}
		177
		178	# this is decidedly evil
		179	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
116		180
117	#############################################################################	181	#############################################################################
118		182
119	=head2 GLOBAL VARIABLES	183	=head2 GLOBAL VARIABLES
120		184
…		…
156		220
157	The raw value load value from the last tick.	221	The raw value load value from the last tick.
158		222
159	=item %cf::CFG	223	=item %cf::CFG
160		224
161	Configuration for the server, loaded from C</etc/crossfire/config>, or	225	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
162	from wherever your confdir points to.	226	from wherever your confdir points to.
163		227
164	=item cf::wait_for_tick, cf::wait_for_tick_begin	228	=item cf::wait_for_tick, cf::wait_for_tick_begin
165		229
166	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	230	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
167	returns directly I<after> the tick processing (and consequently, can only wake one process	231	returns directly I<after> the tick processing (and consequently, can only wake one process
168	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	232	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
169		233
		234	=item @cf::INVOKE_RESULTS
		235
		236	This array contains the results of the last C<invoke ()> call. When
		237	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		238	that call.
		239
		240	=item %cf::REFLECT
		241
		242	Contains, for each (C++) class name, a hash reference with information
		243	about object members (methods, scalars, arrays and flags) and other
		244	metadata, which is useful for introspection.
		245
170	=back	246	=back
171		247
172	=cut	248	=cut
173		249
174	BEGIN {	250	$Coro::State::WARNHOOK = sub {
175	*CORE::GLOBAL::warn = sub {
176	my $msg = join "", @_;	251	my $msg = join "", @_;
177		252
178	$msg .= "\n"	253	$msg .= "\n"
179	unless $msg =~ /\n$/;	254	unless $msg =~ /\n$/;
180		255
181	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	256	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
182		257
183	utf8::encode $msg;
184	LOG llevError, $msg;	258	LOG llevError, $msg;
185	};	259	};
186	}	260
		261	$Coro::State::DIEHOOK = sub {
		262	return unless $^S eq 0; # "eq", not "=="
		263
		264	warn Carp::longmess $_[0];
		265
		266	if ($Coro::current == $Coro::main) {#d#
		267	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		268	return;#d#
		269	}#d#
		270
		271	# kill coroutine otherwise
		272	Coro::terminate
		273	};
187		274
188	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	275	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
189	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	276	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
190	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	277	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
191	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	278	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
198	for my $pkg (qw(	285	for my $pkg (qw(
199	cf::global cf::attachable	286	cf::global cf::attachable
200	cf::object cf::object::player	287	cf::object cf::object::player
201	cf::client cf::player	288	cf::client cf::player
202	cf::arch cf::living	289	cf::arch cf::living
		290	cf::map cf::mapspace
203	cf::map cf::party cf::region	291	cf::party cf::region
204	)) {	292	)) {
205	no strict 'refs';
206	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	293	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
207	}	294	}
208		295
209	$Event::DIED = sub {	296	$EV::DIED = sub {
210	warn "error in event callback: @_";	297	Carp::cluck "error in event callback: @_";
211	};	298	};
212		299
213	#############################################################################	300	#############################################################################
214		301
215	=head2 UTILITY FUNCTIONS	302	=head2 UTILITY FUNCTIONS
…		…
237	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	324	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
238	$d	325	$d
239	} || "[unable to dump $_[0]: '$@']";	326	} || "[unable to dump $_[0]: '$@']";
240	}	327	}
241		328
242	use JSON::XS ();
243
244	=item $ref = cf::from_json $json	329	=item $ref = cf::decode_json $json
245		330
246	Converts a JSON string into the corresponding perl data structure.	331	Converts a JSON string into the corresponding perl data structure.
247		332
248	=item $json = cf::to_json $ref	333	=item $json = cf::encode_json $ref
249		334
250	Converts a perl data structure into its JSON representation.	335	Converts a perl data structure into its JSON representation.
251		336
252	=cut	337	=cut
253		338
254	our $json_coder = JSON::XS->new->convert_blessed->utf8;	339	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
255		340
256	sub to_json ($) { $json_coder->encode ($_[0]) }	341	sub encode_json($) { $json_coder->encode ($_[0]) }
257	sub from_json ($) { $json_coder->decode ($_[0]) }	342	sub decode_json($) { $json_coder->decode ($_[0]) }
		343
		344	=item cf::post_init { BLOCK }
		345
		346	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		347	but I<before> the server starts ticking again.
		348
		349	The cdoeblock will have a single boolean argument to indicate whether this
		350	is a reload or not.
		351
		352	=cut
		353
		354	sub post_init(&) {
		355	push @POST_INIT, shift;
		356	}
258		357
259	=item cf::lock_wait $string	358	=item cf::lock_wait $string
260		359
261	Wait until the given lock is available. See cf::lock_acquire.	360	Wait until the given lock is available. See cf::lock_acquire.
262		361
263	=item my $lock = cf::lock_acquire $string	362	=item my $lock = cf::lock_acquire $string
264		363
265	Wait until the given lock is available and then acquires it and returns	364	Wait until the given lock is available and then acquires it and returns
266	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	365	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
267	for example when the coroutine gets canceled), the lock is automatically	366	for example when the coroutine gets canceled), the lock is automatically
268	returned.	367	returned.
269		368
		369	Locks are *not* recursive, locking from the same coro twice results in a
		370	deadlocked coro.
		371
270	Lock names should begin with a unique identifier (for example, cf::map::find	372	Lock names should begin with a unique identifier (for example, cf::map::find
271	uses map_find and cf::map::load uses map_load).	373	uses map_find and cf::map::load uses map_load).
272		374
273	=item $locked = cf::lock_active $string	375	=item $locked = cf::lock_active $string
274		376
275	Return true if the lock is currently active, i.e. somebody has locked it.	377	Return true if the lock is currently active, i.e. somebody has locked it.
276		378
277	=cut	379	=cut
278		380
279	our %LOCK;	381	our $LOCKS = new Coro::SemaphoreSet;
280		382
281	sub lock_wait($) {	383	sub lock_wait($) {
282	my ($key) = @_;	384	$LOCKS->wait ($_[0]);
283
284	# wait for lock, if any
285	while ($LOCK{$key}) {
286	push @{ $LOCK{$key} }, $Coro::current;
287	Coro::schedule;
288	}
289	}	385	}
290		386
291	sub lock_acquire($) {	387	sub lock_acquire($) {
292	my ($key) = @_;	388	$LOCKS->guard ($_[0])
293
294	# wait, to be sure we are not locked
295	lock_wait $key;
296
297	$LOCK{$key} = [];
298
299	Coro::guard {
300	# wake up all waiters, to be on the safe side
301	$_->ready for @{ delete $LOCK{$key} };
302	}
303	}	389	}
304		390
305	sub lock_active($) {	391	sub lock_active($) {
306	my ($key) = @_;	392	$LOCKS->count ($_[0]) < 1
307
308	! ! $LOCK{$key}
309	}	393	}
310		394
311	sub freeze_mainloop {	395	sub freeze_mainloop {
312	return unless $TICK_WATCHER->is_active;	396	tick_inhibit_inc;
313		397
314	my $guard = Coro::guard {	398	&Guard::guard (\&tick_inhibit_dec);
315	$TICK_WATCHER->start;	399	}
		400
		401	=item cf::periodic $interval, $cb
		402
		403	Like EV::periodic, but randomly selects a starting point so that the actions
		404	get spread over time.
		405
		406	=cut
		407
		408	sub periodic($$) {
		409	my ($interval, $cb) = @_;
		410
		411	my $start = rand List::Util::min 180, $interval;
		412
		413	EV::periodic $start, $interval, 0, $cb
		414	}
		415
		416	=item cf::get_slot $time[, $priority[, $name]]
		417
		418	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		419	This call blocks and returns only when you have at least C<$time> seconds
		420	of cpu time till the next tick. The slot is only valid till the next cede.
		421
		422	The optional C<$name> can be used to identify the job to run. It might be
		423	used for statistical purposes and should identify the same time-class.
		424
		425	Useful for short background jobs.
		426
		427	=cut
		428
		429	our @SLOT_QUEUE;
		430	our $SLOT_QUEUE;
		431	our $SLOT_DECAY = 0.9;
		432
		433	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		434	$SLOT_QUEUE = Coro::async {
		435	$Coro::current->desc ("timeslot manager");
		436
		437	my $signal = new Coro::Signal;
		438	my $busy;
		439
		440	while () {
		441	next_job:
		442
		443	my $avail = cf::till_tick;
		444
		445	for (0 .. $#SLOT_QUEUE) {
		446	if ($SLOT_QUEUE[$_][0] <= $avail) {
		447	$busy = 0;
		448	my $job = splice @SLOT_QUEUE, $_, 1, ();
		449	$job->[2]->send;
		450	Coro::cede;
		451	goto next_job;
		452	} else {
		453	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
		454	}
		455	}
		456
		457	if (@SLOT_QUEUE) {
		458	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		459	push @cf::WAIT_FOR_TICK, $signal;
		460	$signal->wait;
		461	} else {
		462	$busy = 0;
		463	Coro::schedule;
		464	}
316	};	465	}
317	$TICK_WATCHER->stop;	466	};
318	$guard	467
		468	sub get_slot($;$$) {
		469	return if tick_inhibit || $Coro::current == $Coro::main;
		470
		471	my ($time, $pri, $name) = @_;
		472
		473	$time = clamp $time, 0.01, $TICK * .6;
		474
		475	my $sig = new Coro::Signal;
		476
		477	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		478	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		479	$SLOT_QUEUE->ready;
		480	$sig->wait;
319	}	481	}
320		482
321	=item cf::async { BLOCK }	483	=item cf::async { BLOCK }
322		484
323	Currently the same as Coro::async_pool, meaning you cannot use	485	Currently the same as Coro::async_pool, meaning you cannot use
…		…
328		490
329	BEGIN { *async = \&Coro::async_pool }	491	BEGIN { *async = \&Coro::async_pool }
330		492
331	=item cf::sync_job { BLOCK }	493	=item cf::sync_job { BLOCK }
332		494
333	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	495	The design of Deliantra requires that the main coroutine ($Coro::main)
334	is always able to handle events or runnable, as Crossfire TRT is only	496	is always able to handle events or runnable, as Deliantra is only
335	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	497	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
336	acceptable.	498	acceptable.
337		499
338	If it must be done, put the blocking parts into C<sync_job>. This will run	500	If it must be done, put the blocking parts into C<sync_job>. This will run
339	the given BLOCK in another coroutine while waiting for the result. The	501	the given BLOCK in another coroutine while waiting for the result. The
…		…
344		506
345	sub sync_job(&) {	507	sub sync_job(&) {
346	my ($job) = @_;	508	my ($job) = @_;
347		509
348	if ($Coro::current == $Coro::main) {	510	if ($Coro::current == $Coro::main) {
349	my $time = Event::time;	511	my $time = AE::time;
350		512
351	# this is the main coro, too bad, we have to block	513	# this is the main coro, too bad, we have to block
352	# till the operation succeeds, freezing the server :/	514	# till the operation succeeds, freezing the server :/
353		515
354	# TODO: use suspend/resume instead	516	LOG llevError, Carp::longmess "sync job";#d#
355	# (but this is cancel-safe)	517
356	my $freeze_guard = freeze_mainloop;	518	my $freeze_guard = freeze_mainloop;
357		519
358	my $busy = 1;	520	my $busy = 1;
359	my @res;	521	my @res;
360		522
361	(async {	523	(async {
		524	$Coro::current->desc ("sync job coro");
362	@res = eval { $job->() };	525	@res = eval { $job->() };
363	warn $@ if $@;	526	warn $@ if $@;
364	undef $busy;	527	undef $busy;
365	})->prio (Coro::PRIO_MAX);	528	})->prio (Coro::PRIO_MAX);
366		529
367	while ($busy) {	530	while ($busy) {
368	Coro::cede or Event::one_event;	531	if (Coro::nready) {
		532	Coro::cede_notself;
		533	} else {
		534	EV::loop EV::LOOP_ONESHOT;
369	}	535	}
		536	}
370		537
371	$time = Event::time - $time;	538	my $time = AE::time - $time;
372		539
373	LOG llevError | logBacktrace, Carp::longmess "long sync job"
374	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
375
376	$tick_start += $time; # do not account sync jobs to server load	540	$TICK_START += $time; # do not account sync jobs to server load
377		541
378	wantarray ? @res : $res[0]	542	wantarray ? @res : $res[0]
379	} else {	543	} else {
380	# we are in another coroutine, how wonderful, everything just works	544	# we are in another coroutine, how wonderful, everything just works
381		545
…		…
406	=item fork_call { }, $args	570	=item fork_call { }, $args
407		571
408	Executes the given code block with the given arguments in a seperate	572	Executes the given code block with the given arguments in a seperate
409	process, returning the results. Everything must be serialisable with	573	process, returning the results. Everything must be serialisable with
410	Coro::Storable. May, of course, block. Note that the executed sub may	574	Coro::Storable. May, of course, block. Note that the executed sub may
411	never block itself or use any form of Event handling.	575	never block itself or use any form of event handling.
412		576
413	=cut	577	=cut
414		578
415	sub fork_call(&@) {	579	sub fork_call(&@) {
416	my ($cb, @args) = @_;	580	my ($cb, @args) = @_;
417		581
418	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	582	# we seemingly have to make a local copy of the whole thing,
419	# or die "socketpair: $!";	583	# otherwise perl prematurely frees the stuff :/
420	pipe my $fh1, my $fh2	584	# TODO: investigate and fix (likely this will be rather laborious)
421	or die "pipe: $!";
422		585
423	if (my $pid = fork) {	586	my @res = Coro::Util::fork_eval {
424	close $fh2;
425
426	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
427	$res = Coro::Storable::thaw $res;
428
429	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
430
431	die $$res unless "ARRAY" eq ref $res;
432
433	return wantarray ? @$res : $res->[-1];
434	} else {
435	reset_signals;	587	reset_signals;
436	local $SIG{__WARN__};	588	&$cb
437	local $SIG{__DIE__};	589	}, @args;
438	eval {
439	close $fh1;
440		590
441	my @res = eval { $cb->(@args) };	591	wantarray ? @res : $res[-1]
442	syswrite $fh2, Coro::Storable::freeze +($@ ? \"$@" : \@res);	592	}
443	};
444		593
445	warn $@ if $@;	594	sub objinfo {
446	_exit 0;
447	}	595	(
		596	"counter value" => cf::object::object_count,
		597	"objects created" => cf::object::create_count,
		598	"objects destroyed" => cf::object::destroy_count,
		599	"freelist size" => cf::object::free_count,
		600	"allocated objects" => cf::object::objects_size,
		601	"active objects" => cf::object::actives_size,
		602	)
		603	}
		604
		605	=item $coin = coin_from_name $name
		606
		607	=cut
		608
		609	our %coin_alias = (
		610	"silver" => "silvercoin",
		611	"silvercoin" => "silvercoin",
		612	"silvercoins" => "silvercoin",
		613	"gold" => "goldcoin",
		614	"goldcoin" => "goldcoin",
		615	"goldcoins" => "goldcoin",
		616	"platinum" => "platinacoin",
		617	"platinumcoin" => "platinacoin",
		618	"platinumcoins" => "platinacoin",
		619	"platina" => "platinacoin",
		620	"platinacoin" => "platinacoin",
		621	"platinacoins" => "platinacoin",
		622	"royalty" => "royalty",
		623	"royalties" => "royalty",
		624	);
		625
		626	sub coin_from_name($) {
		627	$coin_alias{$_[0]}
		628	? cf::arch::find $coin_alias{$_[0]}
		629	: undef
448	}	630	}
449		631
450	=item $value = cf::db_get $family => $key	632	=item $value = cf::db_get $family => $key
451		633
452	Returns a single value from the environment database.	634	Returns a single value from the environment database.
…		…
454	=item cf::db_put $family => $key => $value	636	=item cf::db_put $family => $key => $value
455		637
456	Stores the given C<$value> in the family. It can currently store binary	638	Stores the given C<$value> in the family. It can currently store binary
457	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	639	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
458		640
		641	=item $db = cf::db_table "name"
		642
		643	Create and/or open a new database table. The string must not be "db" and must be unique
		644	within each server.
		645
459	=cut	646	=cut
		647
		648	sub db_table($) {
		649	my ($name) = @_;
		650	my $db = BDB::db_create $DB_ENV;
		651
		652	eval {
		653	$db->set_flags (BDB::CHKSUM);
		654
		655	utf8::encode $name;
		656	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		657	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		658	cf::cleanup "db_open(db): $!" if $!;
		659	};
		660	cf::cleanup "db_open(db): $@" if $@;
		661
		662	$db
		663	}
460		664
461	our $DB;	665	our $DB;
462		666
463	sub db_init {	667	sub db_init {
464	unless ($DB) {
465	$DB = BDB::db_create $DB_ENV;
466
467	cf::sync_job {	668	cf::sync_job {
468	eval {	669	$DB ||= db_table "db";
469	$DB->set_flags (BDB::CHKSUM);
470
471	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
472	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
473	cf::cleanup "db_open(db): $!" if $!;
474	};
475	cf::cleanup "db_open(db): $@" if $@;
476	};
477	}	670	};
478	}	671	}
479		672
480	sub db_get($$) {	673	sub db_get($$) {
481	my $key = "$_[0]/$_[1]";	674	my $key = "$_[0]/$_[1]";
482		675
…		…
532	if (1) {	725	if (1) {
533	$md5 =	726	$md5 =
534	join "\x00",	727	join "\x00",
535	$processversion,	728	$processversion,
536	map {	729	map {
537	Coro::cede;	730	cf::cede_to_tick;
538	($src->[$_], Digest::MD5::md5_hex $data[$_])	731	($src->[$_], Digest::MD5::md5_hex $data[$_])
539	} 0.. $#$src;	732	} 0.. $#$src;
540		733
541		734
542	my $dbmd5 = db_get cache => "$id/md5";	735	my $dbmd5 = db_get cache => "$id/md5";
…		…
580		773
581	#############################################################################	774	#############################################################################
582		775
583	=head2 ATTACHABLE OBJECTS	776	=head2 ATTACHABLE OBJECTS
584		777
585	Many objects in crossfire are so-called attachable objects. That means you can	778	Many objects in deliantra are so-called attachable objects. That means you can
586	attach callbacks/event handlers (a collection of which is called an "attachment")	779	attach callbacks/event handlers (a collection of which is called an "attachment")
587	to it. All such attachable objects support the following methods.	780	to it. All such attachable objects support the following methods.
588		781
589	In the following description, CLASS can be any of C<global>, C<object>	782	In the following description, CLASS can be any of C<global>, C<object>
590	C<player>, C<client> or C<map> (i.e. the attachable objects in	783	C<player>, C<client> or C<map> (i.e. the attachable objects in
591	Crossfire TRT).	784	Deliantra).
592		785
593	=over 4	786	=over 4
594		787
595	=item $attachable->attach ($attachment, key => $value...)	788	=item $attachable->attach ($attachment, key => $value...)
596		789
…		…
640	=item cf::CLASS::attachment $name, ...	833	=item cf::CLASS::attachment $name, ...
641		834
642	Register an attachment by C<$name> through which attachable objects of the	835	Register an attachment by C<$name> through which attachable objects of the
643	given CLASS can refer to this attachment.	836	given CLASS can refer to this attachment.
644		837
645	Some classes such as crossfire maps and objects can specify attachments	838	Some classes such as deliantra maps and objects can specify attachments
646	that are attached at load/instantiate time, thus the need for a name.	839	that are attached at load/instantiate time, thus the need for a name.
647		840
648	These calls expect any number of the following handler/hook descriptions:	841	These calls expect any number of the following handler/hook descriptions:
649		842
650	=over 4	843	=over 4
…		…
848	";	1041	";
849	die if $@;	1042	die if $@;
850	}	1043	}
851		1044
852	our $override;	1045	our $override;
853	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	1046	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
854		1047
855	sub override {	1048	sub override {
856	$override = 1;	1049	$override = 1;
857	@invoke_results = ();	1050	@INVOKE_RESULTS = (@_);
858	}	1051	}
859		1052
860	sub do_invoke {	1053	sub do_invoke {
861	my $event = shift;	1054	my $event = shift;
862	my $callbacks = shift;	1055	my $callbacks = shift;
863		1056
864	@invoke_results = ();	1057	@INVOKE_RESULTS = ();
865		1058
866	local $override;	1059	local $override;
867		1060
868	for (@$callbacks) {	1061	for (@$callbacks) {
869	eval { &{$_->[1]} };	1062	eval { &{$_->[1]} };
…		…
878	}	1071	}
879		1072
880	0	1073	0
881	}	1074	}
882		1075
883	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1076	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
884		1077
885	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1078	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
886		1079
887	Generate an object-specific event with the given arguments.	1080	Generate an object-specific event with the given arguments.
888		1081
889	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1082	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
890	removed in future versions), and there is no public API to access override	1083	removed in future versions), and there is no public API to access override
891	results (if you must, access C<@cf::invoke_results> directly).	1084	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
892		1085
893	=back	1086	=back
894		1087
895	=cut	1088	=cut
896		1089
897	#############################################################################	1090	#############################################################################
898	# object support	1091	# object support
		1092
		1093	sub _object_equal($$);
		1094	sub _object_equal($$) {
		1095	my ($a, $b) = @_;
		1096
		1097	return 0 unless (ref $a) eq (ref $b);
		1098
		1099	if ("HASH" eq ref $a) {
		1100	my @ka = keys %$a;
		1101	my @kb = keys %$b;
		1102
		1103	return 0 if @ka != @kb;
		1104
		1105	for (0 .. $#ka) {
		1106	return 0 unless $ka[$_] eq $kb[$_];
		1107	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1108	}
		1109
		1110	} elsif ("ARRAY" eq ref $a) {
		1111
		1112	return 0 if @$a != @$b;
		1113
		1114	for (0 .. $#$a) {
		1115	return 0 unless _object_equal $a->[$_], $b->[$_];
		1116	}
		1117
		1118	} elsif ($a ne $b) {
		1119	return 0;
		1120	}
		1121
		1122	1
		1123	}
		1124
		1125	our $SLOW_MERGES;#d#
		1126	sub _can_merge {
		1127	my ($ob1, $ob2) = @_;
		1128
		1129	++$SLOW_MERGES;#d#
		1130
		1131	# we do the slow way here
		1132	return _object_equal $ob1, $ob2
		1133	}
899		1134
900	sub reattach {	1135	sub reattach {
901	# basically do the same as instantiate, without calling instantiate	1136	# basically do the same as instantiate, without calling instantiate
902	my ($obj) = @_;	1137	my ($obj) = @_;
903		1138
		1139	# no longer needed after getting rid of delete_package?
904	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1140	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
905		1141
906	my $registry = $obj->registry;	1142	my $registry = $obj->registry;
907		1143
908	@$registry = ();	1144	@$registry = ();
909		1145
…		…
924	cf::attachable->attach (	1160	cf::attachable->attach (
925	prio => -1000000,	1161	prio => -1000000,
926	on_instantiate => sub {	1162	on_instantiate => sub {
927	my ($obj, $data) = @_;	1163	my ($obj, $data) = @_;
928		1164
929	$data = from_json $data;	1165	$data = decode_json $data;
930		1166
931	for (@$data) {	1167	for (@$data) {
932	my ($name, $args) = @$_;	1168	my ($name, $args) = @$_;
933		1169
934	$obj->attach ($name, %{$args || {} });	1170	$obj->attach ($name, %{$args || {} });
…		…
950	sub object_freezer_save {	1186	sub object_freezer_save {
951	my ($filename, $rdata, $objs) = @_;	1187	my ($filename, $rdata, $objs) = @_;
952		1188
953	sync_job {	1189	sync_job {
954	if (length $$rdata) {	1190	if (length $$rdata) {
		1191	utf8::decode (my $decname = $filename);
955	warn sprintf "saving %s (%d,%d)\n",	1192	warn sprintf "saving %s (%d,%d)\n",
956	$filename, length $$rdata, scalar @$objs;	1193	$decname, length $$rdata, scalar @$objs;
957		1194
958	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1195	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
959	chmod SAVE_MODE, $fh;	1196	aio_chmod $fh, SAVE_MODE;
960	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1197	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
961	aio_fsync $fh if $cf::USE_FSYNC;	1198	if ($cf::USE_FSYNC) {
		1199	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;
		1200	aio_fsync $fh;
		1201	}
962	close $fh;	1202	aio_close $fh;
963		1203
964	if (@$objs) {	1204	if (@$objs) {
965	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1205	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
966	chmod SAVE_MODE, $fh;	1206	aio_chmod $fh, SAVE_MODE;
967	my $data = Storable::nfreeze { version => 1, objs => $objs };	1207	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
968	aio_write $fh, 0, (length $data), $data, 0;	1208	aio_write $fh, 0, (length $data), $data, 0;
969	aio_fsync $fh if $cf::USE_FSYNC;	1209	if ($cf::USE_FSYNC) {
		1210	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;
		1211	aio_fsync $fh;
		1212	}
970	close $fh;	1213	aio_close $fh;
971	aio_rename "$filename.pst~", "$filename.pst";	1214	aio_rename "$filename.pst~", "$filename.pst";
972	}	1215	}
973	} else {	1216	} else {
974	aio_unlink "$filename.pst";	1217	aio_unlink "$filename.pst";
975	}	1218	}
976		1219
977	aio_rename "$filename~", $filename;	1220	aio_rename "$filename~", $filename;
		1221
		1222	$filename =~ s%/[^/]+$%%;
		1223	aio_pathsync $filename if $cf::USE_FSYNC;
978	} else {	1224	} else {
979	warn "FATAL: $filename~: $!\n";	1225	warn "unable to save objects: $filename~: $!\n";
980	}	1226	}
981	} else {	1227	} else {
982	aio_unlink $filename;	1228	aio_unlink $filename;
983	aio_unlink "$filename.pst";	1229	aio_unlink "$filename.pst";
984	}	1230	}
985	}	1231	};
986	}	1232	}
987		1233
988	sub object_freezer_as_string {	1234	sub object_freezer_as_string {
989	my ($rdata, $objs) = @_;	1235	my ($rdata, $objs) = @_;
990		1236
…		…
1002	or return;	1248	or return;
1003		1249
1004	unless (aio_stat "$filename.pst") {	1250	unless (aio_stat "$filename.pst") {
1005	(aio_load "$filename.pst", $av) >= 0	1251	(aio_load "$filename.pst", $av) >= 0
1006	or return;	1252	or return;
		1253
1007	$av = eval { (Storable::thaw $av)->{objs} };	1254	my $st = eval { Coro::Storable::thaw $av };
		1255	$av = $st->{objs};
1008	}	1256	}
1009		1257
		1258	utf8::decode (my $decname = $filename);
1010	warn sprintf "loading %s (%d)\n",	1259	warn sprintf "loading %s (%d,%d)\n",
1011	$filename, length $data, scalar @{$av || []};	1260	$decname, length $data, scalar @{$av || []};
		1261
1012	return ($data, $av);	1262	($data, $av)
1013	}	1263	}
1014		1264
1015	=head2 COMMAND CALLBACKS	1265	=head2 COMMAND CALLBACKS
1016		1266
1017	=over 4	1267	=over 4
…		…
1071	my ($name, $cb) = @_;	1321	my ($name, $cb) = @_;
1072		1322
1073	$EXTICMD{$name} = $cb;	1323	$EXTICMD{$name} = $cb;
1074	}	1324	}
1075		1325
		1326	use File::Glob ();
		1327
1076	cf::player->attach (	1328	cf::player->attach (
1077	on_command => sub {	1329	on_unknown_command => sub {
1078	my ($pl, $name, $params) = @_;	1330	my ($pl, $name, $params) = @_;
1079		1331
1080	my $cb = $COMMAND{$name}	1332	my $cb = $COMMAND{$name}
1081	or return;	1333	or return;
1082		1334
…		…
1087	cf::override;	1339	cf::override;
1088	},	1340	},
1089	on_extcmd => sub {	1341	on_extcmd => sub {
1090	my ($pl, $buf) = @_;	1342	my ($pl, $buf) = @_;
1091		1343
1092	my $msg = eval { from_json $buf };	1344	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1093		1345
1094	if (ref $msg) {	1346	if (ref $msg) {
		1347	my ($type, $reply, @payload) =
		1348	"ARRAY" eq ref $msg
		1349	? @$msg
		1350	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1351
		1352	my @reply;
		1353
1095	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1354	if (my $cb = $EXTCMD{$type}) {
1096	if (my %reply = $cb->($pl, $msg)) {	1355	@reply = $cb->($pl, @payload);
1097	$pl->ext_reply ($msg->{msgid}, %reply);
1098	}
1099	}	1356	}
		1357
		1358	$pl->ext_reply ($reply, @reply)
		1359	if $reply;
		1360
1100	} else {	1361	} else {
1101	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1362	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1102	}	1363	}
1103		1364
1104	cf::override;	1365	cf::override;
1105	},	1366	},
1106	);	1367	);
		1368
		1369	# "readahead" all extensions
		1370	sub cache_extensions {
		1371	my $grp = IO::AIO::aio_group;
		1372
		1373	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1374	for (grep /\.ext$/, @{$_[0]}) {
		1375	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1376	}
		1377	};
		1378
		1379	$grp
		1380	}
1107		1381
1108	sub load_extensions {	1382	sub load_extensions {
1109	cf::sync_job {	1383	cf::sync_job {
1110	my %todo;	1384	my %todo;
1111		1385
…		…
1131		1405
1132	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1406	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1133	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1407	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1134		1408
1135	$ext{source} =	1409	$ext{source} =
1136	"package $pkg; use strict; use utf8;\n"	1410	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1137	. "#line 1 \"$path\"\n{\n"	1411	. "#line 1 \"$path\"\n{\n"
1138	. $source	1412	. $source
1139	. "\n};\n1";	1413	. "\n};\n1";
1140		1414
1141	$todo{$base} = \%ext;	1415	$todo{$base} = \%ext;
1142	}	1416	}
1143		1417
		1418	my $pass = 0;
1144	my %done;	1419	my %done;
1145	while (%todo) {	1420	while (%todo) {
1146	my $progress;	1421	my $progress;
1147		1422
		1423	++$pass;
		1424
		1425	ext:
1148	while (my ($k, $v) = each %todo) {	1426	while (my ($k, $v) = each %todo) {
1149	for (split /,\s*/, $v->{meta}{depends}) {	1427	for (split /,\s*/, $v->{meta}{depends}) {
1150	goto skip	1428	next ext
1151	unless exists $done{$_};	1429	unless exists $done{$_};
1152	}	1430	}
1153		1431
1154	warn "... loading '$k' into '$v->{pkg}'\n";	1432	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1155		1433
1156	unless (eval $v->{source}) {	1434	my $active = eval $v->{source};
		1435
		1436	if (length $@) {
1157	my $msg = $@ ? "$v->{path}: $@\n"	1437	warn "$v->{path}: $@\n";
1158	: "$v->{base}: extension inactive.\n";
1159		1438
		1439	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1160	if (exists $v->{meta}{mandatory}) {	1440	if exists $v->{meta}{mandatory};
1161	warn $msg;	1441	} else {
1162	warn "mandatory extension failed to load, exiting.\n";	1442	$done{$k} = delete $todo{$k};
1163	exit 1;	1443	push @EXTS, $v->{pkg};
1164	}	1444	$progress = 1;
1165		1445
1166	warn $msg;	1446	warn "$v->{base}: extension inactive.\n"
		1447	unless $active;
1167	}	1448	}
1168
1169	$done{$k} = delete $todo{$k};
1170	push @EXTS, $v->{pkg};
1171	$progress = 1;
1172	}	1449	}
1173		1450
1174	skip:	1451	unless ($progress) {
1175	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1452	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1176	unless $progress;	1453
		1454	while (my ($k, $v) = each %todo) {
		1455	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1456	if exists $v->{meta}{mandatory};
		1457	}
		1458	}
1177	}	1459	}
1178	};	1460	};
1179	}	1461	}
1180		1462
1181	#############################################################################	1463	#############################################################################
1182		1464
1183	=back	1465	=back
1184		1466
1185	=head2 CORE EXTENSIONS	1467	=head2 CORE EXTENSIONS
1186		1468
1187	Functions and methods that extend core crossfire objects.	1469	Functions and methods that extend core deliantra objects.
1188		1470
1189	=cut	1471	=cut
1190		1472
1191	package cf::player;	1473	package cf::player;
1192		1474
1193	use Coro::AIO;	1475	use Coro::AIO;
1194		1476
1195	=head3 cf::player	1477	=head3 cf::player
1196		1478
1197	=over 4	1479	=over 4
		1480
		1481	=item cf::player::num_playing
		1482
		1483	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1484
		1485	=cut
		1486
		1487	sub num_playing {
		1488	scalar grep
		1489	$_->ob->map
		1490	&& !$_->hidden
		1491	&& !$_->ob->flag (cf::FLAG_WIZ),
		1492	cf::player::list
		1493	}
1198		1494
1199	=item cf::player::find $login	1495	=item cf::player::find $login
1200		1496
1201	Returns the given player object, loading it if necessary (might block).	1497	Returns the given player object, loading it if necessary (might block).
1202		1498
…		…
1221		1517
1222	sub exists($) {	1518	sub exists($) {
1223	my ($login) = @_;	1519	my ($login) = @_;
1224		1520
1225	$cf::PLAYER{$login}	1521	$cf::PLAYER{$login}
1226	or cf::sync_job { !aio_stat path $login }	1522	or !aio_stat path $login
1227	}	1523	}
1228		1524
1229	sub find($) {	1525	sub find($) {
1230	return $cf::PLAYER{$_[0]} || do {	1526	return $cf::PLAYER{$_[0]} || do {
1231	my $login = $_[0];	1527	my $login = $_[0];
…		…
1238	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1534	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1239	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1535	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1240	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1536	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1241	aio_unlink +(playerdir $login) . "/$login.pl";	1537	aio_unlink +(playerdir $login) . "/$login.pl";
1242		1538
1243	my $pl = load_pl path $login	1539	my $f = new_from_file cf::object::thawer path $login
1244	or return;	1540	or return;
		1541
		1542	my $pl = cf::player::load_pl $f
		1543	or return;
		1544
		1545	local $cf::PLAYER_LOADING{$login} = $pl;
		1546	$f->resolve_delayed_derefs;
1245	$cf::PLAYER{$login} = $pl	1547	$cf::PLAYER{$login} = $pl
1246	}	1548	}
1247	}	1549	}
1248	}	1550	}
		1551
		1552	cf::player->attach (
		1553	on_load => sub {
		1554	my ($pl, $path) = @_;
		1555
		1556	# restore slots saved in save, below
		1557	my $slots = delete $pl->{_slots};
		1558
		1559	$pl->ob->current_weapon ($slots->[0]);
		1560	$pl->combat_ob ($slots->[1]);
		1561	$pl->ranged_ob ($slots->[2]);
		1562	},
		1563	);
1249		1564
1250	sub save($) {	1565	sub save($) {
1251	my ($pl) = @_;	1566	my ($pl) = @_;
1252		1567
1253	return if $pl->{deny_save};	1568	return if $pl->{deny_save};
…		…
1258	return if $pl->{deny_save};	1573	return if $pl->{deny_save};
1259		1574
1260	aio_mkdir playerdir $pl, 0770;	1575	aio_mkdir playerdir $pl, 0770;
1261	$pl->{last_save} = $cf::RUNTIME;	1576	$pl->{last_save} = $cf::RUNTIME;
1262		1577
		1578	cf::get_slot 0.01;
		1579
		1580	# save slots, to be restored later
		1581	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1582
1263	$pl->save_pl ($path);	1583	$pl->save_pl ($path);
1264	Coro::cede;	1584	cf::cede_to_tick;
1265	}	1585	}
1266		1586
1267	sub new($) {	1587	sub new($) {
1268	my ($login) = @_;	1588	my ($login) = @_;
1269		1589
…		…
1275	$cf::PLAYER{$login} = $self;	1595	$cf::PLAYER{$login} = $self;
1276		1596
1277	$self	1597	$self
1278	}	1598	}
1279		1599
		1600	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1601
		1602	=cut
		1603
		1604	sub send_msg {
		1605	my $ns = shift->ns
		1606	or return;
		1607	$ns->send_msg (@_);
		1608	}
		1609
1280	=item $pl->quit_character	1610	=item $pl->quit_character
1281		1611
1282	Nukes the player without looking back. If logged in, the connection will	1612	Nukes the player without looking back. If logged in, the connection will
1283	be destroyed. May block for a long time.	1613	be destroyed. May block for a long time.
1284		1614
…		…
1288	my ($pl) = @_;	1618	my ($pl) = @_;
1289		1619
1290	my $name = $pl->ob->name;	1620	my $name = $pl->ob->name;
1291		1621
1292	$pl->{deny_save} = 1;	1622	$pl->{deny_save} = 1;
1293	$pl->password ("*"); # this should lock out the player until we nuked the dir	1623	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1294		1624
1295	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1625	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1296	$pl->deactivate;	1626	$pl->deactivate;
		1627	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1628	$pl->ob->check_score;
1297	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1629	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1298	$pl->ns->destroy if $pl->ns;	1630	$pl->ns->destroy if $pl->ns;
1299		1631
1300	my $path = playerdir $pl;	1632	my $path = playerdir $pl;
1301	my $temp = "$path~$cf::RUNTIME~deleting~";	1633	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1337	or return [];	1669	or return [];
1338		1670
1339	my @logins;	1671	my @logins;
1340		1672
1341	for my $login (@$dirs) {	1673	for my $login (@$dirs) {
		1674	my $path = path $login;
		1675
		1676	# a .pst is a dead give-away for a valid player
		1677	# if no pst file found, open and chekc for blocked users
		1678	if (aio_stat "$path.pst") {
1342	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1679	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1343	aio_read $fh, 0, 512, my $buf, 0 or next;	1680	aio_read $fh, 0, 512, my $buf, 0 or next;
1344	$buf !~ /^password -------------$/m or next; # official not-valid tag	1681	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1682	}
1345		1683
1346	utf8::decode $login;	1684	utf8::decode $login;
1347	push @logins, $login;	1685	push @logins, $login;
1348	}	1686	}
1349		1687
…		…
1376	}	1714	}
1377		1715
1378	\@paths	1716	\@paths
1379	}	1717	}
1380		1718
1381	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1719	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1382		1720
1383	Expand crossfire pod fragments into protocol xml.	1721	Expand deliantra pod fragments into protocol xml.
1384		1722
1385	=cut
1386
1387	sub expand_cfpod {
1388	((my $self), (local $_)) = @_;
1389
1390	# escape & and <
1391	s/&/&amp;/g;
1392	s/(?<![BIUGH])</&lt;/g;
1393
1394	# this is buggy, it needs to properly take care of nested <'s
1395
1396	1 while
1397	# replace B<>, I<>, U<> etc.
1398	s/B<([^\>]*)>/<b>$1<\/b>/
1399	|| s/I<([^\>]*)>/<i>$1<\/i>/
1400	|| s/U<([^\>]*)>/<u>$1<\/u>/
1401	# replace G<male|female> tags
1402	|| s{G<([^>|]*)\|([^>]*)>}{
1403	$self->gender ? $2 : $1
1404	}ge
1405	# replace H<hint text>
1406	|| s/H<([^\>]*)>/<fg name="lightblue">[$1]<\/fg>/g;
1407
1408	# create single paragraphs (very hackish)
1409	s/(?<=\S)\n(?=\w)/ /g;
1410
1411	$_
1412	}
1413
1414	=item $player->ext_reply ($msgid, %msg)	1723	=item $player->ext_reply ($msgid, @msg)
1415		1724
1416	Sends an ext reply to the player.	1725	Sends an ext reply to the player.
1417		1726
1418	=cut	1727	=cut
1419		1728
1420	sub ext_reply($$%) {	1729	sub ext_reply($$@) {
1421	my ($self, $id, %msg) = @_;	1730	my ($self, $id, @msg) = @_;
1422		1731
1423	$msg{msgid} = $id;	1732	$self->ns->ext_reply ($id, @msg)
1424	$self->send ("ext " . cf::to_json \%msg);
1425	}	1733	}
1426		1734
1427	=item $player->ext_event ($type, %msg)	1735	=item $player->ext_msg ($type, @msg)
1428		1736
1429	Sends an ext event to the client.	1737	Sends an ext event to the client.
1430		1738
1431	=cut	1739	=cut
1432		1740
1433	sub ext_event($$%) {	1741	sub ext_msg($$@) {
1434	my ($self, $type, %msg) = @_;	1742	my ($self, $type, @msg) = @_;
1435		1743
1436	$self->ns->ext_event ($type, %msg);	1744	$self->ns->ext_msg ($type, @msg);
1437	}	1745	}
1438		1746
1439	=head3 cf::region	1747	=head3 cf::region
1440		1748
1441	=over 4	1749	=over 4
…		…
1454	my ($path) = @_;	1762	my ($path) = @_;
1455		1763
1456	my ($match, $specificity);	1764	my ($match, $specificity);
1457		1765
1458	for my $region (list) {	1766	for my $region (list) {
1459	if ($region->match && $path =~ $region->match) {	1767	if ($region->{match} && $path =~ $region->{match}) {
1460	($match, $specificity) = ($region, $region->specificity)	1768	($match, $specificity) = ($region, $region->specificity)
1461	if $region->specificity > $specificity;	1769	if $region->specificity > $specificity;
1462	}	1770	}
1463	}	1771	}
1464		1772
…		…
1485	our $MAX_RESET = 3600;	1793	our $MAX_RESET = 3600;
1486	our $DEFAULT_RESET = 3000;	1794	our $DEFAULT_RESET = 3000;
1487		1795
1488	sub generate_random_map {	1796	sub generate_random_map {
1489	my ($self, $rmp) = @_;	1797	my ($self, $rmp) = @_;
		1798
		1799	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1800
1490	# mit "rum" bekleckern, nicht	1801	# mit "rum" bekleckern, nicht
1491	$self->_create_random_map (	1802	$self->_create_random_map (
1492	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1803	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1493	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1804	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1494	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1805	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1495	$rmp->{exit_on_final_map},	1806	$rmp->{exit_on_final_map},
1496	$rmp->{xsize}, $rmp->{ysize},	1807	$rmp->{xsize}, $rmp->{ysize},
1497	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1808	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1498	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1809	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1584	$self->init; # pass $1 etc.	1895	$self->init; # pass $1 etc.
1585	return $self;	1896	return $self;
1586	}	1897	}
1587	}	1898	}
1588		1899
1589	Carp::carp "unable to resolve path '$path' (base '$base').";	1900	Carp::cluck "unable to resolve path '$path' (base '$base').";
1590	()	1901	()
1591	}	1902	}
1592		1903
1593	sub init {	1904	sub init {
1594	my ($self) = @_;	1905	my ($self) = @_;
…		…
1616		1927
1617	# the temporary/swap location	1928	# the temporary/swap location
1618	sub save_path {	1929	sub save_path {
1619	my ($self) = @_;	1930	my ($self) = @_;
1620		1931
1621	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1932	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1622	"$TMPDIR/$path.map"	1933	"$TMPDIR/$path.map"
1623	}	1934	}
1624		1935
1625	# the unique path, undef == no special unique path	1936	# the unique path, undef == no special unique path
1626	sub uniq_path {	1937	sub uniq_path {
1627	my ($self) = @_;	1938	my ($self) = @_;
1628		1939
1629	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1940	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1630	"$UNIQUEDIR/$path"	1941	"$UNIQUEDIR/$path"
1631	}
1632
1633	# and all this just because we cannot iterate over
1634	# all maps in C++...
1635	sub change_all_map_light {
1636	my ($change) = @_;
1637
1638	$_->change_map_light ($change)
1639	for grep $_->outdoor, values %cf::MAP;
1640	}	1942	}
1641		1943
1642	sub decay_objects {	1944	sub decay_objects {
1643	my ($self) = @_;	1945	my ($self) = @_;
1644		1946
…		…
1657		1959
1658	sub load_header_from($) {	1960	sub load_header_from($) {
1659	my ($self, $path) = @_;	1961	my ($self, $path) = @_;
1660		1962
1661	utf8::encode $path;	1963	utf8::encode $path;
1662	#aio_open $path, O_RDONLY, 0	1964	my $f = new_from_file cf::object::thawer $path
1663	# or return;
1664
1665	$self->_load_header ($path)
1666	or return;	1965	or return;
		1966
		1967	$self->_load_header ($f)
		1968	or return;
		1969
		1970	local $MAP_LOADING{$self->{path}} = $self;
		1971	$f->resolve_delayed_derefs;
1667		1972
1668	$self->{load_path} = $path;	1973	$self->{load_path} = $path;
1669		1974
1670	1	1975	1
1671	}	1976	}
…		…
1725	sub find {	2030	sub find {
1726	my ($path, $origin) = @_;	2031	my ($path, $origin) = @_;
1727		2032
1728	$path = normalise $path, $origin && $origin->path;	2033	$path = normalise $path, $origin && $origin->path;
1729		2034
		2035	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1730	cf::lock_wait "map_find:$path";	2036	my $guard2 = cf::lock_acquire "map_find:$path";
1731		2037
1732	$cf::MAP{$path} || do {	2038	$cf::MAP{$path} || do {
1733	my $guard = cf::lock_acquire "map_find:$path";
1734	my $map = new_from_path cf::map $path	2039	my $map = new_from_path cf::map $path
1735	or return;	2040	or return;
1736		2041
1737	$map->{last_save} = $cf::RUNTIME;	2042	$map->{last_save} = $cf::RUNTIME;
1738		2043
…		…
1740	or return;	2045	or return;
1741		2046
1742	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2047	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1743	# doing this can freeze the server in a sync job, obviously	2048	# doing this can freeze the server in a sync job, obviously
1744	#$cf::WAIT_FOR_TICK->wait;	2049	#$cf::WAIT_FOR_TICK->wait;
		2050	undef $guard2;
		2051	undef $guard1;
1745	$map->reset;	2052	$map->reset;
1746	undef $guard;
1747	return find $path;	2053	return find $path;
1748	}	2054	}
1749		2055
1750	$cf::MAP{$path} = $map	2056	$cf::MAP{$path} = $map
1751	}	2057	}
1752	}	2058	}
1753		2059
1754	sub pre_load { }	2060	sub pre_load { }
1755	sub post_load { }	2061	#sub post_load { } # XS
1756		2062
1757	sub load {	2063	sub load {
1758	my ($self) = @_;	2064	my ($self) = @_;
1759		2065
1760	local $self->{deny_reset} = 1; # loading can take a long time	2066	local $self->{deny_reset} = 1; # loading can take a long time
1761		2067
1762	my $path = $self->{path};	2068	my $path = $self->{path};
1763		2069
1764	{	2070	{
1765	my $guard = cf::lock_acquire "map_load:$path";	2071	my $guard = cf::lock_acquire "map_data:$path";
1766		2072
		2073	return unless $self->valid;
1767	return if $self->in_memory != cf::MAP_SWAPPED;	2074	return unless $self->in_memory == cf::MAP_SWAPPED;
1768		2075
1769	$self->in_memory (cf::MAP_LOADING);	2076	$self->in_memory (cf::MAP_LOADING);
1770		2077
1771	$self->alloc;	2078	$self->alloc;
1772		2079
1773	$self->pre_load;	2080	$self->pre_load;
1774	Coro::cede;	2081	cf::cede_to_tick;
1775		2082
		2083	my $f = new_from_file cf::object::thawer $self->{load_path};
		2084	$f->skip_block;
1776	$self->_load_objects ($self->{load_path}, 1)	2085	$self->_load_objects ($f)
1777	or return;	2086	or return;
1778		2087
1779	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2088	$self->post_load_original
1780	if delete $self->{load_original};	2089	if delete $self->{load_original};
1781		2090
1782	if (my $uniq = $self->uniq_path) {	2091	if (my $uniq = $self->uniq_path) {
1783	utf8::encode $uniq;	2092	utf8::encode $uniq;
1784	if (aio_open $uniq, O_RDONLY, 0) {	2093	unless (aio_stat $uniq) {
		2094	if (my $f = new_from_file cf::object::thawer $uniq) {
1785	$self->clear_unique_items;	2095	$self->clear_unique_items;
1786	$self->_load_objects ($uniq, 0);	2096	$self->_load_objects ($f);
		2097	$f->resolve_delayed_derefs;
		2098	}
1787	}	2099	}
1788	}	2100	}
1789		2101
1790	Coro::cede;	2102	$f->resolve_delayed_derefs;
		2103
		2104	cf::cede_to_tick;
1791	# now do the right thing for maps	2105	# now do the right thing for maps
1792	$self->link_multipart_objects;	2106	$self->link_multipart_objects;
1793	$self->difficulty ($self->estimate_difficulty)	2107	$self->difficulty ($self->estimate_difficulty)
1794	unless $self->difficulty;	2108	unless $self->difficulty;
1795	Coro::cede;	2109	cf::cede_to_tick;
1796		2110
1797	unless ($self->{deny_activate}) {	2111	unless ($self->{deny_activate}) {
1798	$self->decay_objects;	2112	$self->decay_objects;
1799	$self->fix_auto_apply;	2113	$self->fix_auto_apply;
1800	$self->update_buttons;	2114	$self->update_buttons;
1801	Coro::cede;	2115	cf::cede_to_tick;
1802	$self->set_darkness_map;
1803	Coro::cede;
1804	$self->activate;	2116	$self->activate;
1805	}	2117	}
1806		2118
		2119	$self->{last_save} = $cf::RUNTIME;
		2120	$self->last_access ($cf::RUNTIME);
		2121
1807	$self->in_memory (cf::MAP_IN_MEMORY);	2122	$self->in_memory (cf::MAP_ACTIVE);
1808	}	2123	}
1809		2124
1810	$self->post_load;	2125	$self->post_load;
1811	}	2126	}
1812		2127
		2128	# customize the map for a given player, i.e.
		2129	# return the _real_ map. used by e.g. per-player
		2130	# maps to change the path to ~playername/mappath
1813	sub customise_for {	2131	sub customise_for {
1814	my ($self, $ob) = @_;	2132	my ($self, $ob) = @_;
1815		2133
1816	return find "~" . $ob->name . "/" . $self->{path}	2134	return find "~" . $ob->name . "/" . $self->{path}
1817	if $self->per_player;	2135	if $self->per_player;
…		…
1821		2139
1822	$self	2140	$self
1823	}	2141	}
1824		2142
1825	# find and load all maps in the 3x3 area around a map	2143	# find and load all maps in the 3x3 area around a map
1826	sub load_diag {	2144	sub load_neighbours {
1827	my ($map) = @_;	2145	my ($map) = @_;
1828		2146
1829	my @diag; # diagonal neighbours	2147	my @neigh; # diagonal neighbours
1830		2148
1831	for (0 .. 3) {	2149	for (0 .. 3) {
1832	my $neigh = $map->tile_path ($_)	2150	my $neigh = $map->tile_path ($_)
1833	or next;	2151	or next;
1834	$neigh = find $neigh, $map	2152	$neigh = find $neigh, $map
1835	or next;	2153	or next;
1836	$neigh->load;	2154	$neigh->load;
1837		2155
		2156	push @neigh,
1838	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2157	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1839	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2158	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1840	}	2159	}
1841		2160
1842	for (@diag) {	2161	for (grep defined $_->[0], @neigh) {
		2162	my ($path, $origin) = @$_;
1843	my $neigh = find @$_	2163	my $neigh = find $path, $origin
1844	or next;	2164	or next;
1845	$neigh->load;	2165	$neigh->load;
1846	}	2166	}
1847	}	2167	}
1848		2168
…		…
1853	}	2173	}
1854		2174
1855	sub do_load_sync {	2175	sub do_load_sync {
1856	my ($map) = @_;	2176	my ($map) = @_;
1857		2177
		2178	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2179	if $Coro::current == $Coro::main;
		2180
1858	cf::sync_job { $map->load };	2181	cf::sync_job { $map->load };
1859	}	2182	}
1860		2183
1861	our %MAP_PREFETCH;	2184	our %MAP_PREFETCH;
1862	our $MAP_PREFETCHER = undef;	2185	our $MAP_PREFETCHER = undef;
1863		2186
1864	sub find_async {	2187	sub find_async {
1865	my ($path, $origin) = @_;	2188	my ($path, $origin, $load) = @_;
1866		2189
1867	$path = normalise $path, $origin && $origin->{path};	2190	$path = normalise $path, $origin && $origin->{path};
1868		2191
1869	if (my $map = $cf::MAP{$path}) {	2192	if (my $map = $cf::MAP{$path}) {
1870	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2193	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1871	}	2194	}
1872		2195
1873	undef $MAP_PREFETCH{$path};	2196	$MAP_PREFETCH{$path} |= $load;
		2197
1874	$MAP_PREFETCHER ||= cf::async {	2198	$MAP_PREFETCHER ||= cf::async {
		2199	$Coro::current->{desc} = "map prefetcher";
		2200
1875	while (%MAP_PREFETCH) {	2201	while (%MAP_PREFETCH) {
1876	for my $path (keys %MAP_PREFETCH) {	2202	while (my ($k, $v) = each %MAP_PREFETCH) {
1877	my $map = find $path	2203	if (my $map = find $k) {
1878	or next;
1879	$map->load;	2204	$map->load if $v;
		2205	}
1880		2206
1881	delete $MAP_PREFETCH{$path};	2207	delete $MAP_PREFETCH{$k};
1882	}	2208	}
1883	}	2209	}
1884	undef $MAP_PREFETCHER;	2210	undef $MAP_PREFETCHER;
1885	};	2211	};
1886	$MAP_PREFETCHER->prio (6);	2212	$MAP_PREFETCHER->prio (6);
…		…
1889	}	2215	}
1890		2216
1891	sub save {	2217	sub save {
1892	my ($self) = @_;	2218	my ($self) = @_;
1893		2219
1894	my $lock = cf::lock_acquire "map_data:" . $self->path;	2220	my $lock = cf::lock_acquire "map_data:$self->{path}";
1895		2221
1896	$self->{last_save} = $cf::RUNTIME;	2222	$self->{last_save} = $cf::RUNTIME;
1897		2223
1898	return unless $self->dirty;	2224	return unless $self->dirty;
1899		2225
…		…
1905	return if $self->{deny_save};	2231	return if $self->{deny_save};
1906		2232
1907	local $self->{last_access} = $self->last_access;#d#	2233	local $self->{last_access} = $self->last_access;#d#
1908		2234
1909	cf::async {	2235	cf::async {
		2236	$Coro::current->{desc} = "map player save";
1910	$_->contr->save for $self->players;	2237	$_->contr->save for $self->players;
1911	};	2238	};
		2239
		2240	cf::get_slot 0.02;
1912		2241
1913	if ($uniq) {	2242	if ($uniq) {
1914	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2243	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1915	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2244	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1916	} else {	2245	} else {
…		…
1922	my ($self) = @_;	2251	my ($self) = @_;
1923		2252
1924	# save first because save cedes	2253	# save first because save cedes
1925	$self->save;	2254	$self->save;
1926		2255
1927	my $lock = cf::lock_acquire "map_data:" . $self->path;	2256	my $lock = cf::lock_acquire "map_data:$self->{path}";
1928		2257
1929	return if $self->players;	2258	return if $self->players;
1930	return if $self->in_memory != cf::MAP_IN_MEMORY;	2259	return if $self->in_memory != cf::MAP_ACTIVE;
1931	return if $self->{deny_save};	2260	return if $self->{deny_save};
1932		2261
		2262	$self->in_memory (cf::MAP_SWAPPED);
		2263
		2264	$self->deactivate;
		2265	$_->clear_links_to ($self) for values %cf::MAP;
1933	$self->clear;	2266	$self->clear;
1934	$self->in_memory (cf::MAP_SWAPPED);
1935	}	2267	}
1936		2268
1937	sub reset_at {	2269	sub reset_at {
1938	my ($self) = @_;	2270	my ($self) = @_;
1939		2271
…		…
1957		2289
1958	my $lock = cf::lock_acquire "map_data:$self->{path}";	2290	my $lock = cf::lock_acquire "map_data:$self->{path}";
1959		2291
1960	return if $self->players;	2292	return if $self->players;
1961		2293
1962	warn "resetting map ", $self->path;	2294	warn "resetting map ", $self->path, "\n";
1963		2295
1964	$self->in_memory (cf::MAP_SWAPPED);	2296	$self->in_memory (cf::MAP_SWAPPED);
1965		2297
1966	# need to save uniques path	2298	# need to save uniques path
1967	unless ($self->{deny_save}) {	2299	unless ($self->{deny_save}) {
…		…
1971	if $uniq;	2303	if $uniq;
1972	}	2304	}
1973		2305
1974	delete $cf::MAP{$self->path};	2306	delete $cf::MAP{$self->path};
1975		2307
		2308	$self->deactivate;
		2309	$_->clear_links_to ($self) for values %cf::MAP;
1976	$self->clear;	2310	$self->clear;
1977
1978	$_->clear_links_to ($self) for values %cf::MAP;
1979		2311
1980	$self->unlink_save;	2312	$self->unlink_save;
1981	$self->destroy;	2313	$self->destroy;
1982	}	2314	}
1983		2315
1984	my $nuke_counter = "aaaa";	2316	my $nuke_counter = "aaaa";
1985		2317
1986	sub nuke {	2318	sub nuke {
1987	my ($self) = @_;	2319	my ($self) = @_;
1988		2320
		2321	{
		2322	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2323
1989	delete $cf::MAP{$self->path};	2324	delete $cf::MAP{$self->path};
1990		2325
1991	$self->unlink_save;	2326	$self->unlink_save;
1992		2327
1993	bless $self, "cf::map";	2328	bless $self, "cf::map";
1994	delete $self->{deny_reset};	2329	delete $self->{deny_reset};
1995	$self->{deny_save} = 1;	2330	$self->{deny_save} = 1;
1996	$self->reset_timeout (1);	2331	$self->reset_timeout (1);
1997	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2332	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
1998		2333
1999	$cf::MAP{$self->path} = $self;	2334	$cf::MAP{$self->path} = $self;
		2335	}
2000		2336
2001	$self->reset; # polite request, might not happen	2337	$self->reset; # polite request, might not happen
2002	}	2338	}
2003		2339
2004	=item $maps = cf::map::tmp_maps	2340	=item $maps = cf::map::tmp_maps
…		…
2046		2382
2047	sub unique_maps() {	2383	sub unique_maps() {
2048	[	2384	[
2049	map {	2385	map {
2050	utf8::decode $_;	2386	utf8::decode $_;
2051	/\.map$/	2387	s/\.map$//; # TODO future compatibility hack
		2388	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2389	? ()
2052	? normalise $_	2390	: normalise $_
2053	: ()
2054	} @{ aio_readdir $UNIQUEDIR or [] }	2391	} @{ aio_readdir $UNIQUEDIR or [] }
2055	]	2392	]
2056	}	2393	}
2057		2394
2058	package cf;	2395	=item cf::map::static_maps
		2396
		2397	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2398	file in the shared directory excluding F</styles> and F</editor>). May
		2399	block.
		2400
		2401	=cut
		2402
		2403	sub static_maps() {
		2404	my @dirs = "";
		2405	my @maps;
		2406
		2407	while (@dirs) {
		2408	my $dir = shift @dirs;
		2409
		2410	next if $dir eq "/styles" || $dir eq "/editor";
		2411
		2412	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2413	or return;
		2414
		2415	for (@$files) {
		2416	s/\.map$// or next;
		2417	utf8::decode $_;
		2418	push @maps, "$dir/$_";
		2419	}
		2420
		2421	push @dirs, map "$dir/$_", @$dirs;
		2422	}
		2423
		2424	\@maps
		2425	}
2059		2426
2060	=back	2427	=back
2061		2428
2062	=head3 cf::object	2429	=head3 cf::object
2063		2430
…		…
2067		2434
2068	=over 4	2435	=over 4
2069		2436
2070	=item $ob->inv_recursive	2437	=item $ob->inv_recursive
2071		2438
2072	Returns the inventory of the object _and_ their inventories, recursively.	2439	Returns the inventory of the object I<and> their inventories, recursively,
		2440	but I<not> the object itself.
2073		2441
2074	=cut	2442	=cut
2075		2443
2076	sub inv_recursive_;	2444	sub inv_recursive_;
2077	sub inv_recursive_ {	2445	sub inv_recursive_ {
…		…
2080		2448
2081	sub inv_recursive {	2449	sub inv_recursive {
2082	inv_recursive_ inv $_[0]	2450	inv_recursive_ inv $_[0]
2083	}	2451	}
2084		2452
		2453	=item $ref = $ob->ref
		2454
		2455	Creates and returns a persistent reference to an object that can be stored as a string.
		2456
		2457	=item $ob = cf::object::deref ($refstring)
		2458
		2459	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2460	even if the object actually exists. May block.
		2461
		2462	=cut
		2463
		2464	sub deref {
		2465	my ($ref) = @_;
		2466
		2467	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2468	my ($uuid, $name) = ($1, $2);
		2469	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2470	or return;
		2471	$pl->ob->uuid eq $uuid
		2472	or return;
		2473
		2474	$pl->ob
		2475	} else {
		2476	warn "$ref: cannot resolve object reference\n";
		2477	undef
		2478	}
		2479	}
		2480
2085	package cf;	2481	package cf;
2086		2482
2087	=back	2483	=back
2088		2484
2089	=head3 cf::object::player	2485	=head3 cf::object::player
…		…
2095	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2491	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2096	can be C<undef>. Does the right thing when the player is currently in a	2492	can be C<undef>. Does the right thing when the player is currently in a
2097	dialogue with the given NPC character.	2493	dialogue with the given NPC character.
2098		2494
2099	=cut	2495	=cut
		2496
		2497	our $SAY_CHANNEL = {
		2498	id => "say",
		2499	title => "Map",
		2500	reply => "say ",
		2501	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2502	};
		2503
		2504	our $CHAT_CHANNEL = {
		2505	id => "chat",
		2506	title => "Chat",
		2507	reply => "chat ",
		2508	tooltip => "Player chat and shouts, global to the server.",
		2509	};
2100		2510
2101	# rough implementation of a future "reply" method that works	2511	# rough implementation of a future "reply" method that works
2102	# with dialog boxes.	2512	# with dialog boxes.
2103	#TODO: the first argument must go, split into a $npc->reply_to ( method	2513	#TODO: the first argument must go, split into a $npc->reply_to ( method
2104	sub cf::object::player::reply($$$;$) {	2514	sub cf::object::player::reply($$$;$) {
…		…
2111		2521
2112	} else {	2522	} else {
2113	my $pl = $self->contr;	2523	my $pl = $self->contr;
2114		2524
2115	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2525	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2116	my $diag = $pl->{npc_dialog};	2526	my $dialog = $pl->{npc_dialog};
2117	$diag->{pl}->ext_reply (	2527	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2118	$diag->{id},
2119	msgtype => "reply",
2120	msg => $diag->{pl}->expand_cfpod ($msg),
2121	add_topics => []
2122	);
2123		2528
2124	} else {	2529	} else {
2125	$msg = $npc->name . " says: $msg" if $npc;	2530	$msg = $npc->name . " says: $msg" if $npc;
2126	$self->message ($msg, $flags);	2531	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2127	}	2532	}
2128	}	2533	}
		2534	}
		2535
		2536	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2537
		2538	=cut
		2539
		2540	sub cf::object::send_msg {
		2541	my $pl = shift->contr
		2542	or return;
		2543	$pl->send_msg (@_);
2129	}	2544	}
2130		2545
2131	=item $player_object->may ("access")	2546	=item $player_object->may ("access")
2132		2547
2133	Returns wether the given player is authorized to access resource "access"	2548	Returns wether the given player is authorized to access resource "access"
…		…
2146		2561
2147	=item $player_object->enter_link	2562	=item $player_object->enter_link
2148		2563
2149	Freezes the player and moves him/her to a special map (C<{link}>).	2564	Freezes the player and moves him/her to a special map (C<{link}>).
2150		2565
2151	The player should be reasonably safe there for short amounts of time. You	2566	The player should be reasonably safe there for short amounts of time (e.g.
2152	I<MUST> call C<leave_link> as soon as possible, though.	2567	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2568	though, as the palyer cannot control the character while it is on the link
		2569	map.
2153		2570
2154	Will never block.	2571	Will never block.
2155		2572
2156	=item $player_object->leave_link ($map, $x, $y)	2573	=item $player_object->leave_link ($map, $x, $y)
2157		2574
…		…
2209	($x, $y) = (-1, -1)	2626	($x, $y) = (-1, -1)
2210	unless (defined $x) && (defined $y);	2627	unless (defined $x) && (defined $y);
2211		2628
2212	# use -1 or undef as default coordinates, not 0, 0	2629	# use -1 or undef as default coordinates, not 0, 0
2213	($x, $y) = ($map->enter_x, $map->enter_y)	2630	($x, $y) = ($map->enter_x, $map->enter_y)
2214	if $x <=0 && $y <= 0;	2631	if $x <= 0 && $y <= 0;
2215		2632
2216	$map->load;	2633	$map->load;
2217	$map->load_diag;	2634	$map->load_neighbours;
2218		2635
2219	return unless $self->contr->active;	2636	return unless $self->contr->active;
2220	$self->activate_recursive;
2221		2637
2222	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2638	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2223	$self->enter_map ($map, $x, $y);	2639	$self->enter_map ($map, $x, $y);
2224	}
2225		2640
		2641	# only activate afterwards, to support waiting in hooks
		2642	$self->activate_recursive;
		2643	}
		2644
2226	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2645	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2227		2646
2228	Moves the player to the given map-path and coordinates by first freezing	2647	Moves the player to the given map-path and coordinates by first freezing
2229	her, loading and preparing them map, calling the provided $check callback	2648	her, loading and preparing them map, calling the provided $check callback
2230	that has to return the map if sucecssful, and then unfreezes the player on	2649	that has to return the map if sucecssful, and then unfreezes the player on
2231	the new (success) or old (failed) map position.	2650	the new (success) or old (failed) map position. In either case, $done will
		2651	be called at the end of this process.
		2652
		2653	Note that $check will be called with a potentially non-loaded map, so if
		2654	it needs a loaded map it has to call C<< ->load >>.
2232		2655
2233	=cut	2656	=cut
2234		2657
2235	our $GOTOGEN;	2658	our $GOTOGEN;
2236		2659
2237	sub cf::object::player::goto {	2660	sub cf::object::player::goto {
2238	my ($self, $path, $x, $y, $check) = @_;	2661	my ($self, $path, $x, $y, $check, $done) = @_;
2239		2662
2240	# do generation counting so two concurrent goto's will be executed in-order	2663	# do generation counting so two concurrent goto's will be executed in-order
2241	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2664	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2242		2665
2243	$self->enter_link;	2666	$self->enter_link;
2244		2667
2245	(async {	2668	(async {
		2669	$Coro::current->{desc} = "player::goto $path $x $y";
		2670
		2671	# *tag paths override both path and x|y
		2672	if ($path =~ /^\*(.*)$/) {
		2673	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2674	my $ob = $obs[rand @obs];
		2675
		2676	# see if we actually can go there
		2677	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2678	$ob = $obs[rand @obs];
		2679	} else {
		2680	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2681	}
		2682	# else put us there anyways for now #d#
		2683
		2684	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2685	} else {
		2686	($path, $x, $y) = (undef, undef, undef);
		2687	}
		2688	}
		2689
2246	my $map = eval {	2690	my $map = eval {
2247	my $map = cf::map::find $path;	2691	my $map = defined $path ? cf::map::find $path : undef;
2248		2692
2249	if ($map) {	2693	if ($map) {
2250	$map = $map->customise_for ($self);	2694	$map = $map->customise_for ($self);
2251	$map = $check->($map) if $check && $map;	2695	$map = $check->($map) if $check && $map;
2252	} else {	2696	} else {
2253	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2697	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2254	}	2698	}
2255		2699
2256	$map	2700	$map
2257	};	2701	};
2258		2702
…		…
2263		2707
2264	if ($gen == $self->{_goto_generation}) {	2708	if ($gen == $self->{_goto_generation}) {
2265	delete $self->{_goto_generation};	2709	delete $self->{_goto_generation};
2266	$self->leave_link ($map, $x, $y);	2710	$self->leave_link ($map, $x, $y);
2267	}	2711	}
		2712
		2713	$done->() if $done;
2268	})->prio (1);	2714	})->prio (1);
2269	}	2715	}
2270		2716
2271	=item $player_object->enter_exit ($exit_object)	2717	=item $player_object->enter_exit ($exit_object)
2272		2718
…		…
2292	}	2738	}
2293		2739
2294	sub prepare_random_map {	2740	sub prepare_random_map {
2295	my ($exit) = @_;	2741	my ($exit) = @_;
2296		2742
2297	my $guard = cf::lock_acquire "exit_prepare:$exit";
2298
2299	# all this does is basically replace the /! path by	2743	# all this does is basically replace the /! path by
2300	# a new random map path (?random/...) with a seed	2744	# a new random map path (?random/...) with a seed
2301	# that depends on the exit object	2745	# that depends on the exit object
2302		2746
2303	my $rmp = parse_random_map_params $exit->msg;	2747	my $rmp = parse_random_map_params $exit->msg;
…		…
2305	if ($exit->map) {	2749	if ($exit->map) {
2306	$rmp->{region} = $exit->region->name;	2750	$rmp->{region} = $exit->region->name;
2307	$rmp->{origin_map} = $exit->map->path;	2751	$rmp->{origin_map} = $exit->map->path;
2308	$rmp->{origin_x} = $exit->x;	2752	$rmp->{origin_x} = $exit->x;
2309	$rmp->{origin_y} = $exit->y;	2753	$rmp->{origin_y} = $exit->y;
		2754
		2755	$exit->map->touch;
2310	}	2756	}
2311		2757
2312	$rmp->{random_seed} ||= $exit->random_seed;	2758	$rmp->{random_seed} ||= $exit->random_seed;
2313		2759
2314	my $data = cf::to_json $rmp;	2760	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2315	my $md5 = Digest::MD5::md5_hex $data;	2761	my $md5 = Digest::MD5::md5_hex $data;
2316	my $meta = "$RANDOMDIR/$md5.meta";	2762	my $meta = "$RANDOMDIR/$md5.meta";
2317		2763
2318	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2764	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2319	aio_write $fh, 0, (length $data), $data, 0;	2765	aio_write $fh, 0, (length $data), $data, 0;
2320	undef $fh;	2766	undef $fh;
2321	aio_rename "$meta~", $meta;	2767	aio_rename "$meta~", $meta;
2322		2768
		2769	my $slaying = "?random/$md5";
		2770
		2771	if ($exit->valid) {
2323	$exit->slaying ("?random/$md5");	2772	$exit->slaying ("?random/$md5");
2324	$exit->msg (undef);	2773	$exit->msg (undef);
		2774	}
2325	}	2775	}
2326	}	2776	}
2327		2777
2328	sub cf::object::player::enter_exit {	2778	sub cf::object::player::enter_exit {
2329	my ($self, $exit) = @_;	2779	my ($self, $exit) = @_;
2330		2780
2331	return unless $self->type == cf::PLAYER;	2781	return unless $self->type == cf::PLAYER;
2332		2782
2333	if ($exit->slaying eq "/!") {
2334	#TODO: this should de-fi-ni-te-ly not be a sync-job
2335	# the problem is that $exit might not survive long enough
2336	# so it needs to be done right now, right here
2337	cf::sync_job { prepare_random_map $exit };
2338	}
2339
2340	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2341	my $hp = $exit->stats->hp;
2342	my $sp = $exit->stats->sp;
2343
2344	$self->enter_link;	2783	$self->enter_link;
2345		2784
2346	(async {	2785	(async {
2347	$self->deactivate_recursive; # just to be sure	2786	$Coro::current->{desc} = "enter_exit";
		2787
2348	unless (eval {	2788	unless (eval {
		2789	$self->deactivate_recursive; # just to be sure
		2790
		2791	# random map handling
		2792	{
		2793	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2794
		2795	prepare_random_map $exit
		2796	if $exit->slaying eq "/!";
		2797	}
		2798
		2799	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2800	my $x = $exit->stats->hp;
		2801	my $y = $exit->stats->sp;
		2802
2349	$self->goto ($slaying, $hp, $sp);	2803	$self->goto ($map, $x, $y);
2350		2804
		2805	# if exit is damned, update players death & WoR home-position
		2806	$self->contr->savebed ($map, $x, $y)
		2807	if $exit->flag (cf::FLAG_DAMNED);
		2808
2351	1;	2809	1
2352	}) {	2810	}) {
2353	$self->message ("Something went wrong deep within the crossfire server. "	2811	$self->message ("Something went wrong deep within the deliantra server. "
2354	. "I'll try to bring you back to the map you were before. "	2812	. "I'll try to bring you back to the map you were before. "
2355	. "Please report this to the dungeon master!",	2813	. "Please report this to the dungeon master!",
2356	cf::NDI_UNIQUE | cf::NDI_RED);	2814	cf::NDI_UNIQUE | cf::NDI_RED);
2357		2815
2358	warn "ERROR in enter_exit: $@";	2816	warn "ERROR in enter_exit: $@";
…		…
2377		2835
2378	utf8::encode $text;	2836	utf8::encode $text;
2379	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2837	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2380	}	2838	}
2381		2839
		2840	=item $client->send_big_packet ($pkt)
		2841
		2842	Like C<send_packet>, but tries to compress large packets, and fragments
		2843	them as required.
		2844
		2845	=cut
		2846
		2847	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2848
		2849	sub cf::client::send_big_packet {
		2850	my ($self, $pkt) = @_;
		2851
		2852	# try lzf for large packets
		2853	$pkt = "lzf " . Compress::LZF::compress $pkt
		2854	if 1024 <= length $pkt and $self->{can_lzf};
		2855
		2856	# split very large packets
		2857	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2858	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2859	$pkt = "frag";
		2860	}
		2861
		2862	$self->send_packet ($pkt);
		2863	}
		2864
2382	=item $client->send_msg ($color, $type, $msg, [extra...])	2865	=item $client->send_msg ($channel, $msg, $color, [extra...])
2383		2866
2384	Send a drawinfo or msg packet to the client, formatting the msg for the	2867	Send a drawinfo or msg packet to the client, formatting the msg for the
2385	client if neccessary. C<$type> should be a string identifying the type of	2868	client if neccessary. C<$type> should be a string identifying the type of
2386	the message, with C<log> being the default. If C<$color> is negative, suppress	2869	the message, with C<log> being the default. If C<$color> is negative, suppress
2387	the message unless the client supports the msg packet.	2870	the message unless the client supports the msg packet.
2388		2871
2389	=cut	2872	=cut
2390		2873
		2874	# non-persistent channels (usually the info channel)
		2875	our %CHANNEL = (
		2876	"c/motd" => {
		2877	id => "infobox",
		2878	title => "MOTD",
		2879	reply => undef,
		2880	tooltip => "The message of the day",
		2881	},
		2882	"c/identify" => {
		2883	id => "infobox",
		2884	title => "Identify",
		2885	reply => undef,
		2886	tooltip => "Items recently identified",
		2887	},
		2888	"c/examine" => {
		2889	id => "infobox",
		2890	title => "Examine",
		2891	reply => undef,
		2892	tooltip => "Signs and other items you examined",
		2893	},
		2894	"c/shopinfo" => {
		2895	id => "infobox",
		2896	title => "Shop Info",
		2897	reply => undef,
		2898	tooltip => "What your bargaining skill tells you about the shop",
		2899	},
		2900	"c/book" => {
		2901	id => "infobox",
		2902	title => "Book",
		2903	reply => undef,
		2904	tooltip => "The contents of a note or book",
		2905	},
		2906	"c/lookat" => {
		2907	id => "infobox",
		2908	title => "Look",
		2909	reply => undef,
		2910	tooltip => "What you saw there",
		2911	},
		2912	"c/who" => {
		2913	id => "infobox",
		2914	title => "Players",
		2915	reply => undef,
		2916	tooltip => "Shows players who are currently online",
		2917	},
		2918	"c/body" => {
		2919	id => "infobox",
		2920	title => "Body Parts",
		2921	reply => undef,
		2922	tooltip => "Shows which body parts you posess and are available",
		2923	},
		2924	"c/statistics" => {
		2925	id => "infobox",
		2926	title => "Statistics",
		2927	reply => undef,
		2928	tooltip => "Shows your primary statistics",
		2929	},
		2930	"c/skills" => {
		2931	id => "infobox",
		2932	title => "Skills",
		2933	reply => undef,
		2934	tooltip => "Shows your experience per skill and item power",
		2935	},
		2936	"c/shopitems" => {
		2937	id => "infobox",
		2938	title => "Shop Items",
		2939	reply => undef,
		2940	tooltip => "Shows the items currently for sale in this shop",
		2941	},
		2942	"c/resistances" => {
		2943	id => "infobox",
		2944	title => "Resistances",
		2945	reply => undef,
		2946	tooltip => "Shows your resistances",
		2947	},
		2948	"c/pets" => {
		2949	id => "infobox",
		2950	title => "Pets",
		2951	reply => undef,
		2952	tooltip => "Shows information abotu your pets/a specific pet",
		2953	},
		2954	"c/perceiveself" => {
		2955	id => "infobox",
		2956	title => "Perceive Self",
		2957	reply => undef,
		2958	tooltip => "You gained detailed knowledge about yourself",
		2959	},
		2960	"c/uptime" => {
		2961	id => "infobox",
		2962	title => "Uptime",
		2963	reply => undef,
		2964	tooltip => "How long the server has been running since last restart",
		2965	},
		2966	"c/mapinfo" => {
		2967	id => "infobox",
		2968	title => "Map Info",
		2969	reply => undef,
		2970	tooltip => "Information related to the maps",
		2971	},
		2972	"c/party" => {
		2973	id => "party",
		2974	title => "Party",
		2975	reply => "gsay ",
		2976	tooltip => "Messages and chat related to your party",
		2977	},
		2978	"c/death" => {
		2979	id => "death",
		2980	title => "Death",
		2981	reply => undef,
		2982	tooltip => "Reason for and more info about your most recent death",
		2983	},
		2984	"c/say" => $SAY_CHANNEL,
		2985	"c/chat" => $CHAT_CHANNEL,
		2986	);
		2987
2391	sub cf::client::send_msg {	2988	sub cf::client::send_msg {
2392	my ($self, $color, $type, $msg, @extra) = @_;	2989	my ($self, $channel, $msg, $color, @extra) = @_;
2393		2990
2394	$msg = $self->pl->expand_cfpod ($msg);	2991	$msg = $self->pl->expand_cfpod ($msg)
		2992	unless $color & cf::NDI_VERBATIM;
2395		2993
2396	if ($self->can_msg) {	2994	$color &= cf::NDI_CLIENT_MASK; # just in case...
2397	$self->send_packet ("msg " . cf::to_json [$color, $type, $msg, @extra]);
2398	} else {
2399	# replace some tags by gcfclient-compatible ones
2400	for ($msg) {
2401	1 while
2402	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2403	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2404	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2405	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2406	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2407	}
2408		2995
2409	if ($color >= 0) {	2996	# check predefined channels, for the benefit of C
2410	if (0 && $msg =~ /\[/) {	2997	if ($CHANNEL{$channel}) {
2411	$self->send_packet ("drawextinfo $color 4 0 $msg")	2998	$channel = $CHANNEL{$channel};
2412	} else {	2999
2413	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	3000	$self->ext_msg (channel_info => $channel);
2414	$self->send_packet ("drawinfo $color $msg")	3001	$channel = $channel->{id};
		3002
		3003	} elsif (ref $channel) {
		3004	# send meta info to client, if not yet sent
		3005	unless (exists $self->{channel}{$channel->{id}}) {
		3006	$self->{channel}{$channel->{id}} = $channel;
		3007	$self->ext_msg (channel_info => $channel);
2415	}	3008	}
2416	}
2417	}
2418	}
2419		3009
		3010	$channel = $channel->{id};
		3011	}
		3012
		3013	return unless @extra || length $msg;
		3014
		3015	# default colour, mask it out
		3016	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		3017	if $color & cf::NDI_DEF;
		3018
		3019	my $pkt = "msg "
		3020	. $self->{json_coder}->encode (
		3021	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		3022	);
		3023
		3024	$self->send_big_packet ($pkt);
		3025	}
		3026
2420	=item $client->ext_event ($type, %msg)	3027	=item $client->ext_msg ($type, @msg)
2421		3028
2422	Sends an ext event to the client.	3029	Sends an ext event to the client.
2423		3030
2424	=cut	3031	=cut
2425		3032
2426	sub cf::client::ext_event($$%) {	3033	sub cf::client::ext_msg($$@) {
2427	my ($self, $type, %msg) = @_;	3034	my ($self, $type, @msg) = @_;
2428		3035
		3036	if ($self->extcmd == 2) {
		3037	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3038	} elsif ($self->extcmd == 1) { # TODO: remove
2429	$msg{msgtype} = "event_$type";	3039	push @msg, msgtype => "event_$type";
2430	$self->send_packet ("ext " . cf::to_json \%msg);	3040	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3041	}
		3042	}
		3043
		3044	=item $client->ext_reply ($msgid, @msg)
		3045
		3046	Sends an ext reply to the client.
		3047
		3048	=cut
		3049
		3050	sub cf::client::ext_reply($$@) {
		3051	my ($self, $id, @msg) = @_;
		3052
		3053	if ($self->extcmd == 2) {
		3054	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3055	} elsif ($self->extcmd == 1) {
		3056	#TODO: version 1, remove
		3057	unshift @msg, msgtype => "reply", msgid => $id;
		3058	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3059	}
2431	}	3060	}
2432		3061
2433	=item $success = $client->query ($flags, "text", \&cb)	3062	=item $success = $client->query ($flags, "text", \&cb)
2434		3063
2435	Queues a query to the client, calling the given callback with	3064	Queues a query to the client, calling the given callback with
…		…
2458		3087
2459	1	3088	1
2460	}	3089	}
2461		3090
2462	cf::client->attach (	3091	cf::client->attach (
		3092	on_connect => sub {
		3093	my ($ns) = @_;
		3094
		3095	$ns->{json_coder} = JSON::XS->new->utf8->max_size (1e6)->convert_blessed;
		3096	},
2463	on_reply => sub {	3097	on_reply => sub {
2464	my ($ns, $msg) = @_;	3098	my ($ns, $msg) = @_;
2465		3099
2466	# this weird shuffling is so that direct followup queries	3100	# this weird shuffling is so that direct followup queries
2467	# get handled first	3101	# get handled first
…		…
2482	}	3116	}
2483	},	3117	},
2484	on_exticmd => sub {	3118	on_exticmd => sub {
2485	my ($ns, $buf) = @_;	3119	my ($ns, $buf) = @_;
2486		3120
2487	my $msg = eval { from_json $buf };	3121	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2488		3122
2489	if (ref $msg) {	3123	if (ref $msg) {
		3124	my ($type, $reply, @payload) =
		3125	"ARRAY" eq ref $msg
		3126	? @$msg
		3127	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3128
		3129	my @reply;
		3130
2490	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3131	if (my $cb = $EXTICMD{$type}) {
2491	if (my %reply = $cb->($ns, $msg)) {	3132	@reply = $cb->($ns, @payload);
2492	$reply{msgid} = $msg->{msgid};
2493	$ns->send ("ext " . cf::to_json \%reply);
2494	}
2495	}	3133	}
		3134
		3135	$ns->ext_reply ($reply, @reply)
		3136	if $reply;
		3137
2496	} else {	3138	} else {
2497	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3139	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2498	}	3140	}
2499		3141
2500	cf::override;	3142	cf::override;
…		…
2522		3164
2523	$coro	3165	$coro
2524	}	3166	}
2525		3167
2526	cf::client->attach (	3168	cf::client->attach (
2527	on_destroy => sub {	3169	on_client_destroy => sub {
2528	my ($ns) = @_;	3170	my ($ns) = @_;
2529		3171
2530	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3172	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2531	},	3173	},
2532	);	3174	);
…		…
2547	our $safe = new Safe "safe";	3189	our $safe = new Safe "safe";
2548	our $safe_hole = new Safe::Hole;	3190	our $safe_hole = new Safe::Hole;
2549		3191
2550	$SIG{FPE} = 'IGNORE';	3192	$SIG{FPE} = 'IGNORE';
2551		3193
2552	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3194	$safe->permit_only (Opcode::opset qw(
		3195	:base_core :base_mem :base_orig :base_math :base_loop
		3196	grepstart grepwhile mapstart mapwhile
		3197	sort time
		3198	));
2553		3199
2554	# here we export the classes and methods available to script code	3200	# here we export the classes and methods available to script code
2555		3201
2556	=pod	3202	=pod
2557		3203
2558	The following functions and methods are available within a safe environment:	3204	The following functions and methods are available within a safe environment:
2559		3205
2560	cf::object contr pay_amount pay_player map	3206	cf::object
		3207	contr pay_amount pay_player map x y force_find force_add destroy
		3208	insert remove name archname title slaying race decrease split
		3209	value
		3210
2561	cf::object::player player	3211	cf::object::player
2562	cf::player peaceful	3212	player
2563	cf::map trigger	3213
		3214	cf::player
		3215	peaceful
		3216
		3217	cf::map
		3218	trigger
2564		3219
2565	=cut	3220	=cut
2566		3221
2567	for (	3222	for (
2568	["cf::object" => qw(contr pay_amount pay_player map)],	3223	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		3224	insert remove inv nrof name archname title slaying race
		3225	decrease split destroy change_exp value msg lore send_msg)],
2569	["cf::object::player" => qw(player)],	3226	["cf::object::player" => qw(player)],
2570	["cf::player" => qw(peaceful)],	3227	["cf::player" => qw(peaceful send_msg)],
2571	["cf::map" => qw(trigger)],	3228	["cf::map" => qw(trigger)],
2572	) {	3229	) {
2573	no strict 'refs';	3230	no strict 'refs';
2574	my ($pkg, @funs) = @$_;	3231	my ($pkg, @funs) = @$_;
2575	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3232	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2593		3250
2594	my $qcode = $code;	3251	my $qcode = $code;
2595	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3252	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2596	$qcode =~ s/\n/\\n/g;	3253	$qcode =~ s/\n/\\n/g;
2597		3254
		3255	%vars = (_dummy => 0) unless %vars;
		3256
		3257	my @res;
2598	local $_;	3258	local $_;
2599	local @safe::cf::_safe_eval_args = values %vars;
2600		3259
2601	my $eval =	3260	my $eval =
2602	"do {\n"	3261	"do {\n"
2603	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3262	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2604	. "#line 0 \"{$qcode}\"\n"	3263	. "#line 0 \"{$qcode}\"\n"
2605	. $code	3264	. $code
2606	. "\n}"	3265	. "\n}"
2607	;	3266	;
2608		3267
		3268	if ($CFG{safe_eval}) {
2609	sub_generation_inc;	3269	sub_generation_inc;
		3270	local @safe::cf::_safe_eval_args = values %vars;
2610	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3271	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2611	sub_generation_inc;	3272	sub_generation_inc;
		3273	} else {
		3274	local @cf::_safe_eval_args = values %vars;
		3275	@res = wantarray ? eval eval : scalar eval $eval;
		3276	}
2612		3277
2613	if ($@) {	3278	if ($@) {
2614	warn "$@";	3279	warn "$@";
2615	warn "while executing safe code '$code'\n";	3280	warn "while executing safe code '$code'\n";
2616	warn "with arguments " . (join " ", %vars) . "\n";	3281	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2635	=cut	3300	=cut
2636		3301
2637	sub register_script_function {	3302	sub register_script_function {
2638	my ($fun, $cb) = @_;	3303	my ($fun, $cb) = @_;
2639		3304
2640	no strict 'refs';	3305	$fun = "safe::$fun" if $CFG{safe_eval};
2641	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3306	*$fun = $safe_hole->wrap ($cb);
2642	}	3307	}
2643		3308
2644	=back	3309	=back
2645		3310
2646	=cut	3311	=cut
…		…
2648	#############################################################################	3313	#############################################################################
2649	# the server's init and main functions	3314	# the server's init and main functions
2650		3315
2651	sub load_facedata($) {	3316	sub load_facedata($) {
2652	my ($path) = @_;	3317	my ($path) = @_;
		3318
		3319	# HACK to clear player env face cache, we need some signal framework
		3320	# for this (global event?)
		3321	%ext::player_env::MUSIC_FACE_CACHE = ();
		3322
		3323	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2653		3324
2654	warn "loading facedata from $path\n";	3325	warn "loading facedata from $path\n";
2655		3326
2656	my $facedata;	3327	my $facedata;
2657	0 < aio_load $path, $facedata	3328	0 < aio_load $path, $facedata
…		…
2660	$facedata = Coro::Storable::thaw $facedata;	3331	$facedata = Coro::Storable::thaw $facedata;
2661		3332
2662	$facedata->{version} == 2	3333	$facedata->{version} == 2
2663	or cf::cleanup "$path: version mismatch, cannot proceed.";	3334	or cf::cleanup "$path: version mismatch, cannot proceed.";
2664		3335
		3336	# patch in the exptable
		3337	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3338	$facedata->{resource}{"res/exp_table"} = {
		3339	type => FT_RSRC,
		3340	data => $exp_table,
		3341	hash => (Digest::MD5::md5 $exp_table),
		3342	};
		3343	cf::cede_to_tick;
		3344
2665	{	3345	{
2666	my $faces = $facedata->{faceinfo};	3346	my $faces = $facedata->{faceinfo};
2667		3347
2668	while (my ($face, $info) = each %$faces) {	3348	while (my ($face, $info) = each %$faces) {
2669	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3349	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3350
2670	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3351	cf::face::set_visibility $idx, $info->{visibility};
		3352	cf::face::set_magicmap $idx, $info->{magicmap};
2671	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3353	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2672	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3354	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2673	Coro::cede;	3355
		3356	cf::cede_to_tick;
2674	}	3357	}
2675		3358
2676	while (my ($face, $info) = each %$faces) {	3359	while (my ($face, $info) = each %$faces) {
2677	next unless $info->{smooth};	3360	next unless $info->{smooth};
		3361
2678	my $idx = cf::face::find $face	3362	my $idx = cf::face::find $face
2679	or next;	3363	or next;
		3364
2680	if (my $smooth = cf::face::find $info->{smooth}) {	3365	if (my $smooth = cf::face::find $info->{smooth}) {
		3366	cf::face::set_smooth $idx, $smooth;
2681	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3367	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2682	} else {	3368	} else {
2683	warn "smooth face '$info->{smooth}' not found for face '$face'";	3369	warn "smooth face '$info->{smooth}' not found for face '$face'";
2684	}	3370	}
2685	Coro::cede;	3371
		3372	cf::cede_to_tick;
2686	}	3373	}
2687	}	3374	}
2688		3375
2689	{	3376	{
2690	my $anims = $facedata->{animinfo};	3377	my $anims = $facedata->{animinfo};
2691		3378
2692	while (my ($anim, $info) = each %$anims) {	3379	while (my ($anim, $info) = each %$anims) {
2693	cf::anim::set $anim, $info->{frames}, $info->{facings};	3380	cf::anim::set $anim, $info->{frames}, $info->{facings};
2694	Coro::cede;	3381	cf::cede_to_tick;
2695	}	3382	}
2696		3383
2697	cf::anim::invalidate_all; # d'oh	3384	cf::anim::invalidate_all; # d'oh
2698	}	3385	}
2699		3386
		3387	{
		3388	my $res = $facedata->{resource};
		3389
		3390	while (my ($name, $info) = each %$res) {
		3391	if (defined $info->{type}) {
		3392	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3393
		3394	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3395	cf::face::set_type $idx, $info->{type};
		3396	} else {
		3397	$RESOURCE{$name} = $info;
		3398	}
		3399
		3400	cf::cede_to_tick;
		3401	}
		3402	}
		3403
		3404	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3405
2700	1	3406	1
2701	}	3407	}
2702		3408
		3409	cf::global->attach (on_resource_update => sub {
		3410	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3411	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3412
		3413	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3414	my $sound = $soundconf->{compat}[$_]
		3415	or next;
		3416
		3417	my $face = cf::face::find "sound/$sound->[1]";
		3418	cf::sound::set $sound->[0] => $face;
		3419	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3420	}
		3421
		3422	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3423	my $face = cf::face::find "sound/$v";
		3424	cf::sound::set $k => $face;
		3425	}
		3426	}
		3427	});
		3428
		3429	register_exticmd fx_want => sub {
		3430	my ($ns, $want) = @_;
		3431
		3432	while (my ($k, $v) = each %$want) {
		3433	$ns->fx_want ($k, $v);
		3434	}
		3435	};
		3436
		3437	sub load_resource_file($) {
		3438	my $guard = lock_acquire "load_resource_file";
		3439
		3440	my $status = load_resource_file_ $_[0];
		3441	get_slot 0.1, 100;
		3442	cf::arch::commit_load;
		3443
		3444	$status
		3445	}
		3446
2703	sub reload_regions {	3447	sub reload_regions {
		3448	# HACK to clear player env face cache, we need some signal framework
		3449	# for this (global event?)
		3450	%ext::player_env::MUSIC_FACE_CACHE = ();
		3451
2704	load_resource_file "$MAPDIR/regions"	3452	load_resource_file "$MAPDIR/regions"
2705	or die "unable to load regions file\n";	3453	or die "unable to load regions file\n";
		3454
		3455	for (cf::region::list) {
		3456	$_->{match} = qr/$_->{match}/
		3457	if exists $_->{match};
		3458	}
2706	}	3459	}
2707		3460
2708	sub reload_facedata {	3461	sub reload_facedata {
2709	load_facedata "$DATADIR/facedata"	3462	load_facedata "$DATADIR/facedata"
2710	or die "unable to load facedata\n";	3463	or die "unable to load facedata\n";
…		…
2721	}	3474	}
2722		3475
2723	sub reload_resources {	3476	sub reload_resources {
2724	warn "reloading resource files...\n";	3477	warn "reloading resource files...\n";
2725		3478
		3479	reload_facedata;
		3480	reload_archetypes;
2726	reload_regions;	3481	reload_regions;
2727	reload_facedata;
2728	#reload_archetypes;#d#
2729	reload_archetypes;
2730	reload_treasures;	3482	reload_treasures;
2731		3483
2732	warn "finished reloading resource files\n";	3484	warn "finished reloading resource files\n";
2733	}	3485	}
2734		3486
2735	sub init {	3487	sub reload_config {
2736	reload_resources;	3488	warn "reloading config file...\n";
2737	}
2738		3489
2739	sub cfg_load {
2740	open my $fh, "<:utf8", "$CONFDIR/config"	3490	open my $fh, "<:utf8", "$CONFDIR/config"
2741	or return;	3491	or return;
2742		3492
2743	local $/;	3493	local $/;
2744	*CFG = YAML::Syck::Load <$fh>;	3494	*CFG = YAML::XS::Load scalar <$fh>;
2745		3495
2746	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3496	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2747		3497
2748	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3498	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2749	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3499	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2753	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3503	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2754	and die "WARNING: m(un)lockall failed: $!\n";	3504	and die "WARNING: m(un)lockall failed: $!\n";
2755	};	3505	};
2756	warn $@ if $@;	3506	warn $@ if $@;
2757	}	3507	}
		3508
		3509	warn "finished reloading resource files\n";
		3510	}
		3511
		3512	sub pidfile() {
		3513	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3514	or die "$PIDFILE: $!";
		3515	flock $fh, &Fcntl::LOCK_EX
		3516	or die "$PIDFILE: flock: $!";
		3517	$fh
		3518	}
		3519
		3520	# make sure only one server instance is running at any one time
		3521	sub atomic {
		3522	my $fh = pidfile;
		3523
		3524	my $pid = <$fh>;
		3525	kill 9, $pid if $pid > 0;
		3526
		3527	seek $fh, 0, 0;
		3528	print $fh $$;
		3529	}
		3530
		3531	sub main_loop {
		3532	warn "EV::loop starting\n";
		3533	if (1) {
		3534	EV::loop;
		3535	}
		3536	warn "EV::loop returned\n";
		3537	goto &main_loop unless $REALLY_UNLOOP;
2758	}	3538	}
2759		3539
2760	sub main {	3540	sub main {
		3541	cf::init_globals; # initialise logging
		3542
		3543	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3544	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3545	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3546	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3547
		3548	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3549
2761	# we must not ever block the main coroutine	3550	# we must not ever block the main coroutine
2762	local $Coro::idle = sub {	3551	local $Coro::idle = sub {
2763	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3552	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2764	(async {	3553	(async {
2765	Event::one_event;	3554	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3555	EV::loop EV::LOOP_ONESHOT;
2766	})->prio (Coro::PRIO_MAX);	3556	})->prio (Coro::PRIO_MAX);
2767	};	3557	};
2768		3558
2769	cfg_load;	3559	evthread_start IO::AIO::poll_fileno;
		3560
		3561	cf::sync_job {
		3562	cf::init_experience;
		3563	cf::init_anim;
		3564	cf::init_attackmess;
		3565	cf::init_dynamic;
		3566
		3567	cf::load_settings;
		3568	cf::load_materials;
		3569
		3570	reload_resources;
		3571	reload_config;
2770	db_init;	3572	db_init;
		3573
		3574	cf::init_uuid;
		3575	cf::init_signals;
		3576	cf::init_skills;
		3577
		3578	cf::init_beforeplay;
		3579
		3580	atomic;
		3581
2771	load_extensions;	3582	load_extensions;
2772		3583
2773	$TICK_WATCHER->start;	3584	utime time, time, $RUNTIMEFILE;
2774	Event::loop;	3585
		3586	# no (long-running) fork's whatsoever before this point(!)
		3587	use POSIX ();
		3588	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3589
		3590	(pop @POST_INIT)->(0) while @POST_INIT;
		3591	};
		3592
		3593	cf::object::thawer::errors_are_fatal 0;
		3594	warn "parse errors in files are no longer fatal from this point on.\n";
		3595
		3596	main_loop;
2775	}	3597	}
2776		3598
2777	#############################################################################	3599	#############################################################################
2778	# initialisation and cleanup	3600	# initialisation and cleanup
2779		3601
2780	# install some emergency cleanup handlers	3602	# install some emergency cleanup handlers
2781	BEGIN {	3603	BEGIN {
		3604	our %SIGWATCHER = ();
2782	for my $signal (qw(INT HUP TERM)) {	3605	for my $signal (qw(INT HUP TERM)) {
2783	Event->signal (	3606	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2784	reentrant => 0,
2785	data => WF_AUTOCANCEL,
2786	signal => $signal,
2787	prio => 0,
2788	cb => sub {
2789	cf::cleanup "SIG$signal";	3607	cf::cleanup "SIG$signal";
2790	},
2791	);	3608	};
2792	}	3609	}
2793	}	3610	}
2794		3611
2795	sub write_runtime {	3612	sub write_runtime_sync {
2796	my $runtime = "$LOCALDIR/runtime";	3613	my $t0 = AE::time;
2797		3614
2798	# first touch the runtime file to show we are still running:	3615	# first touch the runtime file to show we are still running:
2799	# the fsync below can take a very very long time.	3616	# the fsync below can take a very very long time.
2800		3617
2801	IO::AIO::aio_utime $runtime, undef, undef;	3618	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2802		3619
2803	my $guard = cf::lock_acquire "write_runtime";	3620	my $guard = cf::lock_acquire "write_runtime";
2804		3621
2805	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3622	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2806	or return;	3623	or return;
2807		3624
2808	my $value = $cf::RUNTIME + 90 + 10;	3625	my $value = $cf::RUNTIME + 90 + 10;
2809	# 10 is the runtime save interval, for a monotonic clock	3626	# 10 is the runtime save interval, for a monotonic clock
2810	# 60 allows for the watchdog to kill the server.	3627	# 60 allows for the watchdog to kill the server.
…		…
2820	aio_utime $fh, undef, undef;	3637	aio_utime $fh, undef, undef;
2821		3638
2822	close $fh	3639	close $fh
2823	or return;	3640	or return;
2824		3641
2825	aio_rename "$runtime~", $runtime	3642	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2826	and return;	3643	and return;
2827		3644
2828	warn "runtime file written.\n";	3645	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
2829		3646
2830	1	3647	1
		3648	}
		3649
		3650	our $uuid_lock;
		3651	our $uuid_skip;
		3652
		3653	sub write_uuid_sync($) {
		3654	$uuid_skip ||= $_[0];
		3655
		3656	return if $uuid_lock;
		3657	local $uuid_lock = 1;
		3658
		3659	my $uuid = "$LOCALDIR/uuid";
		3660
		3661	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3662	or return;
		3663
		3664	my $value = uuid_seq uuid_cur;
		3665
		3666	unless ($value) {
		3667	warn "cowardly refusing to write zero uuid value!\n";
		3668	return;
		3669	}
		3670
		3671	my $value = uuid_str $value + $uuid_skip;
		3672	$uuid_skip = 0;
		3673
		3674	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3675	and return;
		3676
		3677	# always fsync - this file is important
		3678	aio_fsync $fh
		3679	and return;
		3680
		3681	close $fh
		3682	or return;
		3683
		3684	aio_rename "$uuid~", $uuid
		3685	and return;
		3686
		3687	warn "uuid file written ($value).\n";
		3688
		3689	1
		3690
		3691	}
		3692
		3693	sub write_uuid($$) {
		3694	my ($skip, $sync) = @_;
		3695
		3696	$sync ? write_uuid_sync $skip
		3697	: async { write_uuid_sync $skip };
2831	}	3698	}
2832		3699
2833	sub emergency_save() {	3700	sub emergency_save() {
2834	my $freeze_guard = cf::freeze_mainloop;	3701	my $freeze_guard = cf::freeze_mainloop;
2835		3702
2836	warn "enter emergency perl save\n";	3703	warn "emergency_perl_save: enter\n";
2837		3704
2838	cf::sync_job {	3705	cf::sync_job {
		3706	# this is a trade-off: we want to be very quick here, so
		3707	# save all maps without fsync, and later call a global sync
		3708	# (which in turn might be very very slow)
		3709	local $USE_FSYNC = 0;
		3710
2839	# use a peculiar iteration method to avoid tripping on perl	3711	# use a peculiar iteration method to avoid tripping on perl
2840	# refcount bugs in for. also avoids problems with players	3712	# refcount bugs in for. also avoids problems with players
2841	# and maps saved/destroyed asynchronously.	3713	# and maps saved/destroyed asynchronously.
2842	warn "begin emergency player save\n";	3714	warn "emergency_perl_save: begin player save\n";
2843	for my $login (keys %cf::PLAYER) {	3715	for my $login (keys %cf::PLAYER) {
2844	my $pl = $cf::PLAYER{$login} or next;	3716	my $pl = $cf::PLAYER{$login} or next;
2845	$pl->valid or next;	3717	$pl->valid or next;
		3718	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2846	$pl->save;	3719	$pl->save;
2847	}	3720	}
2848	warn "end emergency player save\n";	3721	warn "emergency_perl_save: end player save\n";
2849		3722
2850	warn "begin emergency map save\n";	3723	warn "emergency_perl_save: begin map save\n";
2851	for my $path (keys %cf::MAP) {	3724	for my $path (keys %cf::MAP) {
2852	my $map = $cf::MAP{$path} or next;	3725	my $map = $cf::MAP{$path} or next;
2853	$map->valid or next;	3726	$map->valid or next;
2854	$map->save;	3727	$map->save;
2855	}	3728	}
2856	warn "end emergency map save\n";	3729	warn "emergency_perl_save: end map save\n";
2857		3730
2858	warn "begin emergency database checkpoint\n";	3731	warn "emergency_perl_save: begin database checkpoint\n";
2859	BDB::db_env_txn_checkpoint $DB_ENV;	3732	BDB::db_env_txn_checkpoint $DB_ENV;
2860	warn "end emergency database checkpoint\n";	3733	warn "emergency_perl_save: end database checkpoint\n";
		3734
		3735	warn "emergency_perl_save: begin write uuid\n";
		3736	write_uuid_sync 1;
		3737	warn "emergency_perl_save: end write uuid\n";
2861	};	3738	};
2862		3739
		3740	warn "emergency_perl_save: starting sync()\n";
		3741	IO::AIO::aio_sync sub {
		3742	warn "emergency_perl_save: finished sync()\n";
		3743	};
		3744
2863	warn "leave emergency perl save\n";	3745	warn "emergency_perl_save: leave\n";
2864	}	3746	}
2865		3747
2866	sub post_cleanup {	3748	sub post_cleanup {
2867	my ($make_core) = @_;	3749	my ($make_core) = @_;
2868		3750
2869	warn Carp::longmess "post_cleanup backtrace"	3751	warn Carp::longmess "post_cleanup backtrace"
2870	if $make_core;	3752	if $make_core;
		3753
		3754	my $fh = pidfile;
		3755	unlink $PIDFILE if <$fh> == $$;
		3756	}
		3757
		3758	# a safer delete_package, copied from Symbol
		3759	sub clear_package($) {
		3760	my $pkg = shift;
		3761
		3762	# expand to full symbol table name if needed
		3763	unless ($pkg =~ /^main::.*::$/) {
		3764	$pkg = "main$pkg" if $pkg =~ /^::/;
		3765	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3766	$pkg .= '::' unless $pkg =~ /::$/;
		3767	}
		3768
		3769	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3770	my $stem_symtab = *{$stem}{HASH};
		3771
		3772	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3773	or return;
		3774
		3775	# clear all symbols
		3776	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3777	for my $name (keys %$leaf_symtab) {
		3778	_gv_clear *{"$pkg$name"};
		3779	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3780	}
		3781	warn "cleared package $pkg\n";#d#
2871	}	3782	}
2872		3783
2873	sub do_reload_perl() {	3784	sub do_reload_perl() {
2874	# can/must only be called in main	3785	# can/must only be called in main
2875	if ($Coro::current != $Coro::main) {	3786	if ($Coro::current != $Coro::main) {
2876	warn "can only reload from main coroutine";	3787	warn "can only reload from main coroutine";
2877	return;	3788	return;
2878	}	3789	}
2879		3790
		3791	return if $RELOAD++;
		3792
		3793	my $t1 = AE::time;
		3794
		3795	while ($RELOAD) {
2880	warn "reloading...";	3796	warn "reloading...";
2881		3797
2882	warn "entering sync_job";	3798	warn "entering sync_job";
2883		3799
2884	cf::sync_job {	3800	cf::sync_job {
2885	cf::write_runtime; # external watchdog should not bark	3801	cf::write_runtime_sync; # external watchdog should not bark
2886	cf::emergency_save;	3802	cf::emergency_save;
2887	cf::write_runtime; # external watchdog should not bark	3803	cf::write_runtime_sync; # external watchdog should not bark
2888		3804
2889	warn "syncing database to disk";	3805	warn "syncing database to disk";
2890	BDB::db_env_txn_checkpoint $DB_ENV;	3806	BDB::db_env_txn_checkpoint $DB_ENV;
2891		3807
2892	# if anything goes wrong in here, we should simply crash as we already saved	3808	# if anything goes wrong in here, we should simply crash as we already saved
2893		3809
2894	warn "cancelling all WF_AUTOCANCEL watchers";
2895	for (Event::all_watchers) {
2896	$_->cancel if $_->data & WF_AUTOCANCEL;
2897	}
2898
2899	warn "flushing outstanding aio requests";	3810	warn "flushing outstanding aio requests";
2900	for (;;) {
2901	BDB::flush;
2902	IO::AIO::flush;
2903	Coro::cede;
2904	last unless IO::AIO::nreqs || BDB::nreqs;	3811	while (IO::AIO::nreqs || BDB::nreqs) {
2905	warn "iterate...";	3812	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
2906	}
2907
2908	++$RELOAD;
2909
2910	warn "cancelling all extension coros";
2911	$_->cancel for values %EXT_CORO;
2912	%EXT_CORO = ();
2913
2914	warn "removing commands";
2915	%COMMAND = ();
2916
2917	warn "removing ext/exti commands";
2918	%EXTCMD = ();
2919	%EXTICMD = ();
2920
2921	warn "unloading/nuking all extensions";
2922	for my $pkg (@EXTS) {
2923	warn "... unloading $pkg";
2924
2925	if (my $cb = $pkg->can ("unload")) {
2926	eval {
2927	$cb->($pkg);
2928	1
2929	} or warn "$pkg unloaded, but with errors: $@";
2930	}	3813	}
2931		3814
2932	warn "... nuking $pkg";	3815	warn "cancelling all extension coros";
2933	Symbol::delete_package $pkg;	3816	$_->cancel for values %EXT_CORO;
2934	}	3817	%EXT_CORO = ();
2935		3818
2936	warn "unloading all perl modules loaded from $LIBDIR";	3819	warn "removing commands";
2937	while (my ($k, $v) = each %INC) {	3820	%COMMAND = ();
2938	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2939		3821
		3822	warn "removing ext/exti commands";
		3823	%EXTCMD = ();
		3824	%EXTICMD = ();
		3825
		3826	warn "unloading/nuking all extensions";
		3827	for my $pkg (@EXTS) {
2940	warn "... unloading $k";	3828	warn "... unloading $pkg";
2941	delete $INC{$k};
2942		3829
2943	$k =~ s/\.pm$//;
2944	$k =~ s/\//::/g;
2945
2946	if (my $cb = $k->can ("unload_module")) {	3830	if (my $cb = $pkg->can ("unload")) {
		3831	eval {
2947	$cb->();	3832	$cb->($pkg);
		3833	1
		3834	} or warn "$pkg unloaded, but with errors: $@";
		3835	}
		3836
		3837	warn "... clearing $pkg";
		3838	clear_package $pkg;
2948	}	3839	}
2949		3840
2950	Symbol::delete_package $k;	3841	warn "unloading all perl modules loaded from $LIBDIR";
		3842	while (my ($k, $v) = each %INC) {
		3843	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3844
		3845	warn "... unloading $k";
		3846	delete $INC{$k};
		3847
		3848	$k =~ s/\.pm$//;
		3849	$k =~ s/\//::/g;
		3850
		3851	if (my $cb = $k->can ("unload_module")) {
		3852	$cb->();
		3853	}
		3854
		3855	clear_package $k;
2951	}	3856	}
2952		3857
2953	warn "getting rid of safe::, as good as possible";	3858	warn "getting rid of safe::, as good as possible";
2954	Symbol::delete_package "safe::$_"	3859	clear_package "safe::$_"
2955	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3860	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2956		3861
2957	warn "unloading cf.pm \"a bit\"";	3862	warn "unloading cf.pm \"a bit\"";
2958	delete $INC{"cf.pm"};	3863	delete $INC{"cf.pm"};
2959	delete $INC{"cf/pod.pm"};	3864	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
2960		3865
2961	# don't, removes xs symbols, too,	3866	# don't, removes xs symbols, too,
2962	# and global variables created in xs	3867	# and global variables created in xs
2963	#Symbol::delete_package __PACKAGE__;	3868	#clear_package __PACKAGE__;
2964		3869
2965	warn "unload completed, starting to reload now";	3870	warn "unload completed, starting to reload now";
2966		3871
2967	warn "reloading cf.pm";	3872	warn "reloading cf.pm";
2968	require cf;	3873	require cf;
2969	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3874	cf::_connect_to_perl_1;
2970		3875
2971	warn "loading config and database again";	3876	warn "loading config and database again";
2972	cf::cfg_load;	3877	cf::reload_config;
2973		3878
2974	warn "loading extensions";	3879	warn "loading extensions";
2975	cf::load_extensions;	3880	cf::load_extensions;
2976		3881
		3882	if ($REATTACH_ON_RELOAD) {
2977	warn "reattaching attachments to objects/players";	3883	warn "reattaching attachments to objects/players";
2978	_global_reattach; # objects, sockets	3884	_global_reattach; # objects, sockets
2979	warn "reattaching attachments to maps";	3885	warn "reattaching attachments to maps";
2980	reattach $_ for values %MAP;	3886	reattach $_ for values %MAP;
2981	warn "reattaching attachments to players";	3887	warn "reattaching attachments to players";
2982	reattach $_ for values %PLAYER;	3888	reattach $_ for values %PLAYER;
		3889	}
2983		3890
		3891	warn "running post_init jobs";
		3892	(pop @POST_INIT)->(1) while @POST_INIT;
		3893
2984	warn "leaving sync_job";	3894	warn "leaving sync_job";
2985		3895
2986	1	3896	1
2987	} or do {	3897	} or do {
2988	warn $@;	3898	warn $@;
2989	warn "error while reloading, exiting.";	3899	cf::cleanup "error while reloading, exiting.";
2990	exit 1;
2991	};	3900	};
2992		3901
2993	warn "reloaded";	3902	warn "reloaded";
		3903	--$RELOAD;
		3904	}
		3905
		3906	$t1 = AE::time - $t1;
		3907	warn "reload completed in ${t1}s\n";
2994	};	3908	};
2995		3909
2996	our $RELOAD_WATCHER; # used only during reload	3910	our $RELOAD_WATCHER; # used only during reload
2997		3911
2998	sub reload_perl() {	3912	sub reload_perl() {
2999	# doing reload synchronously and two reloads happen back-to-back,	3913	# doing reload synchronously and two reloads happen back-to-back,
3000	# coro crashes during coro_state_free->destroy here.	3914	# coro crashes during coro_state_free->destroy here.
3001		3915
3002	$RELOAD_WATCHER ||= Event->timer (	3916	$RELOAD_WATCHER ||= cf::async {
3003	reentrant => 0,	3917	Coro::AIO::aio_wait cache_extensions;
3004	after => 0,	3918
3005	data => WF_AUTOCANCEL,	3919	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3006	cb => sub {
3007	do_reload_perl;	3920	do_reload_perl;
3008	undef $RELOAD_WATCHER;	3921	undef $RELOAD_WATCHER;
3009	},	3922	};
3010	);	3923	};
3011	}	3924	}
3012		3925
3013	register_command "reload" => sub {	3926	register_command "reload" => sub {
3014	my ($who, $arg) = @_;	3927	my ($who, $arg) = @_;
3015		3928
3016	if ($who->flag (FLAG_WIZ)) {	3929	if ($who->flag (FLAG_WIZ)) {
3017	$who->message ("reloading server.");	3930	$who->message ("reloading server.");
		3931	async {
		3932	$Coro::current->{desc} = "perl_reload";
3018	async { reload_perl };	3933	reload_perl;
		3934	};
3019	}	3935	}
3020	};	3936	};
3021		3937
3022	unshift @INC, $LIBDIR;	3938	unshift @INC, $LIBDIR;
3023		3939
…		…
3025		3941
3026	our @WAIT_FOR_TICK;	3942	our @WAIT_FOR_TICK;
3027	our @WAIT_FOR_TICK_BEGIN;	3943	our @WAIT_FOR_TICK_BEGIN;
3028		3944
3029	sub wait_for_tick {	3945	sub wait_for_tick {
3030	return unless $TICK_WATCHER->is_active;
3031	return if $Coro::current == $Coro::main;	3946	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3032		3947
3033	my $signal = new Coro::Signal;	3948	my $signal = new Coro::Signal;
3034	push @WAIT_FOR_TICK, $signal;	3949	push @WAIT_FOR_TICK, $signal;
3035	$signal->wait;	3950	$signal->wait;
3036	}	3951	}
3037		3952
3038	sub wait_for_tick_begin {	3953	sub wait_for_tick_begin {
3039	return unless $TICK_WATCHER->is_active;
3040	return if $Coro::current == $Coro::main;	3954	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3041		3955
3042	my $signal = new Coro::Signal;	3956	my $signal = new Coro::Signal;
3043	push @WAIT_FOR_TICK_BEGIN, $signal;	3957	push @WAIT_FOR_TICK_BEGIN, $signal;
3044	$signal->wait;	3958	$signal->wait;
3045	}	3959	}
3046		3960
3047	my $min = 1e6;#d#	3961	sub tick {
3048	my $avg = 10;
3049	$TICK_WATCHER = Event->timer (
3050	reentrant => 0,
3051	parked => 1,
3052	prio => 0,
3053	at => $NEXT_TICK || $TICK,
3054	data => WF_AUTOCANCEL,
3055	cb => sub {
3056	if ($Coro::current != $Coro::main) {	3962	if ($Coro::current != $Coro::main) {
3057	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3963	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3058	unless ++$bug_warning > 10;	3964	unless ++$bug_warning > 10;
3059	return;	3965	return;
3060	}	3966	}
3061		3967
3062	$NOW = $tick_start = Event::time;
3063
3064	cf::server_tick; # one server iteration	3968	cf::server_tick; # one server iteration
3065		3969
3066	0 && sync_job {#d#	3970	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3067	for(1..10) {
3068	my $t = Event::time;
3069	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3070	or die;
3071		3971
3072	$map->width (50);	3972	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3073	$map->height (50);	3973	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3074	$map->alloc;	3974	Coro::async_pool {
3075	$map->_load_objects ("/tmp/x.map", 1);	3975	$Coro::current->{desc} = "runtime saver";
3076	my $t = Event::time - $t;	3976	write_runtime_sync
3077		3977	or warn "ERROR: unable to write runtime file: $!";
3078	#next unless $t < 0.0013;#d#
3079	if ($t < $min) {
3080	$min = $t;
3081	}
3082	$avg = $avg * 0.99 + $t * 0.01;
3083	}
3084	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3085	exit 0;
3086	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3087	};	3978	};
		3979	}
3088		3980
3089	$RUNTIME += $TICK;
3090	$NEXT_TICK += $TICK;
3091
3092	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3093	$NEXT_RUNTIME_WRITE = $NOW + 10;
3094	Coro::async_pool {
3095	write_runtime
3096	or warn "ERROR: unable to write runtime file: $!";
3097	};
3098	}
3099
3100	# my $AFTER = Event::time;
3101	# warn $AFTER - $NOW;#d#
3102
3103	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3981	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3104	$sig->send;	3982	$sig->send;
3105	}	3983	}
3106	while (my $sig = shift @WAIT_FOR_TICK) {	3984	while (my $sig = shift @WAIT_FOR_TICK) {
3107	$sig->send;	3985	$sig->send;
3108	}	3986	}
3109		3987
3110	$NOW = Event::time;	3988	$LOAD = ($NOW - $TICK_START) / $TICK;
3111
3112	# if we are delayed by four ticks or more, skip them all
3113	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3114
3115	$TICK_WATCHER->at ($NEXT_TICK);
3116	$TICK_WATCHER->start;
3117
3118	$LOAD = ($NOW - $tick_start) / $TICK;
3119	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3989	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3120		3990
3121	_post_tick;	3991	if (0) {
3122		3992	if ($NEXT_TICK) {
3123		3993	my $jitter = $TICK_START - $NEXT_TICK;
		3994	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3995	warn "jitter $JITTER\n";#d#
		3996	}
3124	},	3997	}
3125	);	3998	}
3126		3999
3127	{	4000	{
3128	BDB::max_poll_time $TICK * 0.1;	4001	# configure BDB
3129	$BDB_POLL_WATCHER = Event->io (	4002
3130	reentrant => 0,
3131	fd => BDB::poll_fileno,
3132	poll => 'r',
3133	prio => 0,
3134	data => WF_AUTOCANCEL,
3135	cb => \&BDB::poll_cb,
3136	);
3137	BDB::min_parallel 8;	4003	BDB::min_parallel 16;
3138		4004	BDB::max_poll_reqs $TICK * 0.1;
3139	BDB::set_sync_prepare {	4005	$AnyEvent::BDB::WATCHER->priority (1);
3140	my $status;
3141	my $current = $Coro::current;
3142	(
3143	sub {
3144	$status = $!;
3145	$current->ready; undef $current;
3146	},
3147	sub {
3148	Coro::schedule while defined $current;
3149	$! = $status;
3150	},
3151	)
3152	};
3153		4006
3154	unless ($DB_ENV) {	4007	unless ($DB_ENV) {
3155	$DB_ENV = BDB::db_env_create;	4008	$DB_ENV = BDB::db_env_create;
		4009	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4010	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4011	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4012	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4013	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3156		4014
3157	cf::sync_job {	4015	cf::sync_job {
3158	eval {	4016	eval {
3159	BDB::db_env_open	4017	BDB::db_env_open
3160	$DB_ENV,	4018	$DB_ENV,
…		…
3162	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4020	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3163	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4021	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3164	0666;	4022	0666;
3165		4023
3166	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4024	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3167
3168	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3169	$DB_ENV->set_lk_detect;
3170	};	4025	};
3171		4026
3172	cf::cleanup "db_env_open(db): $@" if $@;	4027	cf::cleanup "db_env_open(db): $@" if $@;
3173	};	4028	};
3174	}	4029	}
		4030
		4031	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4032	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4033	};
		4034	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4035	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4036	};
		4037	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4038	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4039	};
3175	}	4040	}
3176		4041
3177	{	4042	{
		4043	# configure IO::AIO
		4044
3178	IO::AIO::min_parallel 8;	4045	IO::AIO::min_parallel 8;
3179
3180	undef $Coro::AIO::WATCHER;
3181	IO::AIO::max_poll_time $TICK * 0.1;	4046	IO::AIO::max_poll_time $TICK * 0.1;
3182	$AIO_POLL_WATCHER = Event->io (	4047	undef $AnyEvent::AIO::WATCHER;
3183	reentrant => 0,
3184	data => WF_AUTOCANCEL,
3185	fd => IO::AIO::poll_fileno,
3186	poll => 'r',
3187	prio => 6,
3188	cb => \&IO::AIO::poll_cb,
3189	);
3190	}	4048	}
3191		4049
3192	my $_log_backtrace;	4050	my $_log_backtrace;
3193		4051
3194	sub _log_backtrace {	4052	sub _log_backtrace {
…		…
3197	$msg =~ s/\n//;	4055	$msg =~ s/\n//;
3198		4056
3199	# limit the # of concurrent backtraces	4057	# limit the # of concurrent backtraces
3200	if ($_log_backtrace < 2) {	4058	if ($_log_backtrace < 2) {
3201	++$_log_backtrace;	4059	++$_log_backtrace;
		4060	my $perl_bt = Carp::longmess $msg;
3202	async {	4061	async {
		4062	$Coro::current->{desc} = "abt $msg";
		4063
3203	my @bt = fork_call {	4064	my @bt = fork_call {
3204	@addr = map { sprintf "%x", $_ } @addr;	4065	@addr = map { sprintf "%x", $_ } @addr;
3205	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4066	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3206	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4067	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3207	or die "addr2line: $!";	4068	or die "addr2line: $!";
…		…
3215	}	4076	}
3216		4077
3217	@funcs	4078	@funcs
3218	};	4079	};
3219		4080
3220	LOG llevInfo, "[ABT] $msg\n";	4081	LOG llevInfo, "[ABT] $perl_bt\n";
		4082	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3221	LOG llevInfo, "[ABT] $_\n" for @bt;	4083	LOG llevInfo, "[ABT] $_\n" for @bt;
3222	--$_log_backtrace;	4084	--$_log_backtrace;
3223	};	4085	};
3224	} else {	4086	} else {
3225	LOG llevInfo, "[ABT] $msg\n";	4087	LOG llevInfo, "[ABT] $msg\n";
3226	LOG llevInfo, "[ABT] [suppressed]\n";	4088	LOG llevInfo, "[ABT] [suppressed]\n";
3227	}	4089	}
3228	}	4090	}
3229		4091
3230	# load additional modules	4092	# load additional modules
3231	use cf::pod;	4093	require "cf/$_.pm" for @EXTRA_MODULES;
		4094	cf::_connect_to_perl_2;
3232		4095
3233	END { cf::emergency_save }	4096	END { cf::emergency_save }
3234		4097
3235	1	4098	1
3236		4099

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