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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.284 by root, Sun Jun 24 04:15:42 2007 UTC vs.
Revision 1.519 by root, Fri Apr 16 02:32:25 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 = ();
51		85
52	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
53	our %EXTCMD = ();	87	our %EXTCMD = ();
		88	our %EXTICMD = ();
54	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
55	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
56		91
57	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
58	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
59		96
60	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
61	our $DATADIR = datadir;	98	our $DATADIR = datadir;
62	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
63	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
64	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
65	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
66	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
67	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
68	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
69	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
70	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;
71		115
72	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	116	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
73	our $TICK_WATCHER;
74	our $AIO_POLL_WATCHER;
75	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	117	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
76	our $NEXT_TICK;	118	our $NEXT_TICK;
77	our $NOW;
78	our $USE_FSYNC = 1; # use fsync to write maps - default off	119	our $USE_FSYNC = 1; # use fsync to write maps - default on
79		120
		121	our $BDB_DEADLOCK_WATCHER;
		122	our $BDB_CHECKPOINT_WATCHER;
80	our $BDB_POLL_WATCHER;	123	our $BDB_TRICKLE_WATCHER;
81	our $DB_ENV;	124	our $DB_ENV;
		125
		126	our @EXTRA_MODULES = qw(pod match mapscript);
82		127
83	our %CFG;	128	our %CFG;
84		129
85	our $UPTIME; $UPTIME ||= time;	130	our $UPTIME; $UPTIME ||= time;
86	our $RUNTIME;	131	our $RUNTIME;
		132	our $NOW;
87		133
88	our %PLAYER; # all users	134	our (%PLAYER, %PLAYER_LOADING); # all users
89	our %MAP; # all maps	135	our (%MAP, %MAP_LOADING ); # all maps
90	our $LINK_MAP; # the special {link} map, which is always available	136	our $LINK_MAP; # the special {link} map, which is always available
91		137
92	# 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 ∕
93	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	139	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
94		140
95	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)
96	our $LOADAVG; # same thing, but with alpha-smoothing	142	our $LOADAVG; # same thing, but with alpha-smoothing
		143	our $JITTER; # average jitter
97	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 $REALLY_UNLOOP; # never set to true, please :)
98		150
99	binmode STDOUT;	151	binmode STDOUT;
100	binmode STDERR;	152	binmode STDERR;
101		153
102	# read virtual server time, if available	154	# read virtual server time, if available
103	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	155	unless ($RUNTIME || !-e $RUNTIMEFILE) {
104	open my $fh, "<", "$LOCALDIR/runtime"	156	open my $fh, "<", $RUNTIMEFILE
105	or die "unable to read runtime file: $!";	157	or die "unable to read $RUNTIMEFILE file: $!";
106	$RUNTIME = <$fh> + 0.;	158	$RUNTIME = <$fh> + 0.;
107	}	159	}
		160
		161	eval "sub TICK() { $TICK } 1" or die;
108		162
109	mkdir $_	163	mkdir $_
110	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	164	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
111		165
112	our $EMERGENCY_POSITION;	166	our $EMERGENCY_POSITION;
113		167
114	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::"} };
115		180
116	#############################################################################	181	#############################################################################
117		182
118	=head2 GLOBAL VARIABLES	183	=head2 GLOBAL VARIABLES
119		184
…		…
155		220
156	The raw value load value from the last tick.	221	The raw value load value from the last tick.
157		222
158	=item %cf::CFG	223	=item %cf::CFG
159		224
160	Configuration for the server, loaded from C</etc/crossfire/config>, or	225	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
161	from wherever your confdir points to.	226	from wherever your confdir points to.
162		227
163	=item cf::wait_for_tick, cf::wait_for_tick_begin	228	=item cf::wait_for_tick, cf::wait_for_tick_begin
164		229
165	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
166	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
167	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.
168		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
169	=back	246	=back
170		247
171	=cut	248	=cut
172		249
173	BEGIN {	250	$Coro::State::WARNHOOK = sub {
174	*CORE::GLOBAL::warn = sub {
175	my $msg = join "", @_;	251	my $msg = join "", @_;
176		252
177	$msg .= "\n"	253	$msg .= "\n"
178	unless $msg =~ /\n$/;	254	unless $msg =~ /\n$/;
179		255
180	$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;
181		257
182	utf8::encode $msg;
183	LOG llevError, $msg;	258	LOG llevError, $msg;
184	};	259	};
185	}	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	};
186		274
187	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	275	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
188	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	276	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
189	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	277	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
190	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	278	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
197	for my $pkg (qw(	285	for my $pkg (qw(
198	cf::global cf::attachable	286	cf::global cf::attachable
199	cf::object cf::object::player	287	cf::object cf::object::player
200	cf::client cf::player	288	cf::client cf::player
201	cf::arch cf::living	289	cf::arch cf::living
		290	cf::map cf::mapspace
202	cf::map cf::party cf::region	291	cf::party cf::region
203	)) {	292	)) {
204	no strict 'refs';
205	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	293	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
206	}	294	}
207		295
208	$Event::DIED = sub {	296	$EV::DIED = sub {
209	warn "error in event callback: @_";	297	Carp::cluck "error in event callback: @_";
210	};	298	};
211		299
212	#############################################################################	300	#############################################################################
213		301
214	=head2 UTILITY FUNCTIONS	302	=head2 UTILITY FUNCTIONS
…		…
236	$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;
237	$d	325	$d
238	} || "[unable to dump $_[0]: '$@']";	326	} || "[unable to dump $_[0]: '$@']";
239	}	327	}
240		328
241	use JSON::XS qw(to_json from_json); # TODO# replace by JSON::PC once working
242
243	=item $ref = cf::from_json $json	329	=item $ref = cf::decode_json $json
244		330
245	Converts a JSON string into the corresponding perl data structure.	331	Converts a JSON string into the corresponding perl data structure.
246		332
247	=item $json = cf::to_json $ref	333	=item $json = cf::encode_json $ref
248		334
249	Converts a perl data structure into its JSON representation.	335	Converts a perl data structure into its JSON representation.
250		336
		337	=cut
		338
		339	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
		340
		341	sub encode_json($) { $json_coder->encode ($_[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	}
		357
251	=item cf::lock_wait $string	358	=item cf::lock_wait $string
252		359
253	Wait until the given lock is available. See cf::lock_acquire.	360	Wait until the given lock is available. See cf::lock_acquire.
254		361
255	=item my $lock = cf::lock_acquire $string	362	=item my $lock = cf::lock_acquire $string
256		363
257	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
258	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,
259	for example when the coroutine gets canceled), the lock is automatically	366	for example when the coroutine gets canceled), the lock is automatically
260	returned.	367	returned.
261		368
		369	Locks are *not* recursive, locking from the same coro twice results in a
		370	deadlocked coro.
		371
262	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
263	uses map_find and cf::map::load uses map_load).	373	uses map_find and cf::map::load uses map_load).
264		374
265	=item $locked = cf::lock_active $string	375	=item $locked = cf::lock_active $string
266		376
267	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.
268		378
269	=cut	379	=cut
270		380
271	our %LOCK;	381	our $LOCKS = new Coro::SemaphoreSet;
272		382
273	sub lock_wait($) {	383	sub lock_wait($) {
274	my ($key) = @_;	384	$LOCKS->wait ($_[0]);
275
276	# wait for lock, if any
277	while ($LOCK{$key}) {
278	push @{ $LOCK{$key} }, $Coro::current;
279	Coro::schedule;
280	}
281	}	385	}
282		386
283	sub lock_acquire($) {	387	sub lock_acquire($) {
284	my ($key) = @_;	388	$LOCKS->guard ($_[0])
285
286	# wait, to be sure we are not locked
287	lock_wait $key;
288
289	$LOCK{$key} = [];
290
291	Coro::guard {
292	# wake up all waiters, to be on the safe side
293	$_->ready for @{ delete $LOCK{$key} };
294	}
295	}	389	}
296		390
297	sub lock_active($) {	391	sub lock_active($) {
298	my ($key) = @_;	392	$LOCKS->count ($_[0]) < 1
299
300	! ! $LOCK{$key}
301	}	393	}
302		394
303	sub freeze_mainloop {	395	sub freeze_mainloop {
304	return unless $TICK_WATCHER->is_active;	396	tick_inhibit_inc;
305		397
306	my $guard = Coro::guard {	398	&Guard::guard (\&tick_inhibit_dec);
307	$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($$) {
		409	my ($interval, $cb) = @_;
		410
		411	my $start = rand List::Util::min 180, $interval;
		412
		413	EV::periodic $start, $interval, 0, $cb
		414	}
		415
		416	=item cf::get_slot $time[, $priority[, $name]]
		417
		418	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		419	This call blocks and returns only when you have at least C<$time> seconds
		420	of cpu time till the next tick. The slot is only valid till the next cede.
		421
		422	The optional C<$name> can be used to identify the job to run. It might be
		423	used for statistical purposes and should identify the same time-class.
		424
		425	Useful for short background jobs.
		426
		427	=cut
		428
		429	our @SLOT_QUEUE;
		430	our $SLOT_QUEUE;
		431	our $SLOT_DECAY = 0.9;
		432
		433	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		434	$SLOT_QUEUE = Coro::async {
		435	$Coro::current->desc ("timeslot manager");
		436
		437	my $signal = new Coro::Signal;
		438	my $busy;
		439
		440	while () {
		441	next_job:
		442
		443	my $avail = cf::till_tick;
		444
		445	for (0 .. $#SLOT_QUEUE) {
		446	if ($SLOT_QUEUE[$_][0] <= $avail) {
		447	$busy = 0;
		448	my $job = splice @SLOT_QUEUE, $_, 1, ();
		449	$job->[2]->send;
		450	Coro::cede;
		451	goto next_job;
		452	} else {
		453	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
		454	}
		455	}
		456
		457	if (@SLOT_QUEUE) {
		458	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		459	push @cf::WAIT_FOR_TICK, $signal;
		460	$signal->wait;
		461	} else {
		462	$busy = 0;
		463	Coro::schedule;
		464	}
308	};	465	}
309	$TICK_WATCHER->stop;	466	};
310	$guard	467
		468	sub get_slot($;$$) {
		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	$sig->wait;
311	}	481	}
312		482
313	=item cf::async { BLOCK }	483	=item cf::async { BLOCK }
314		484
315	Currently the same as Coro::async_pool, meaning you cannot use	485	Currently the same as Coro::async_pool, meaning you cannot use
…		…
320		490
321	BEGIN { *async = \&Coro::async_pool }	491	BEGIN { *async = \&Coro::async_pool }
322		492
323	=item cf::sync_job { BLOCK }	493	=item cf::sync_job { BLOCK }
324		494
325	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	495	The design of Deliantra requires that the main coroutine ($Coro::main)
326	is always able to handle events or runnable, as Crossfire TRT is only	496	is always able to handle events or runnable, as Deliantra is only
327	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	497	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
328	acceptable.	498	acceptable.
329		499
330	If it must be done, put the blocking parts into C<sync_job>. This will run	500	If it must be done, put the blocking parts into C<sync_job>. This will run
331	the given BLOCK in another coroutine while waiting for the result. The	501	the given BLOCK in another coroutine while waiting for the result. The
…		…
336		506
337	sub sync_job(&) {	507	sub sync_job(&) {
338	my ($job) = @_;	508	my ($job) = @_;
339		509
340	if ($Coro::current == $Coro::main) {	510	if ($Coro::current == $Coro::main) {
341	my $time = Event::time;	511	my $time = AE::time;
342		512
343	# this is the main coro, too bad, we have to block	513	# this is the main coro, too bad, we have to block
344	# till the operation succeeds, freezing the server :/	514	# till the operation succeeds, freezing the server :/
345		515
346	# TODO: use suspend/resume instead	516	LOG llevError, Carp::longmess "sync job";#d#
347	# (but this is cancel-safe)	517
348	my $freeze_guard = freeze_mainloop;	518	my $freeze_guard = freeze_mainloop;
349		519
350	my $busy = 1;	520	my $busy = 1;
351	my @res;	521	my @res;
352		522
353	(async {	523	(async {
		524	$Coro::current->desc ("sync job coro");
354	@res = eval { $job->() };	525	@res = eval { $job->() };
355	warn $@ if $@;	526	warn $@ if $@;
356	undef $busy;	527	undef $busy;
357	})->prio (Coro::PRIO_MAX);	528	})->prio (Coro::PRIO_MAX);
358		529
359	while ($busy) {	530	while ($busy) {
360	Coro::cede or Event::one_event;	531	if (Coro::nready) {
		532	Coro::cede_notself;
		533	} else {
		534	EV::loop EV::LOOP_ONESHOT;
361	}	535	}
		536	}
362		537
363	$time = Event::time - $time;	538	my $time = AE::time - $time;
364		539
365	LOG llevError | logBacktrace, Carp::longmess "long sync job"
366	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
367
368	$tick_start += $time; # do not account sync jobs to server load	540	$TICK_START += $time; # do not account sync jobs to server load
369		541
370	wantarray ? @res : $res[0]	542	wantarray ? @res : $res[0]
371	} else {	543	} else {
372	# we are in another coroutine, how wonderful, everything just works	544	# we are in another coroutine, how wonderful, everything just works
373		545
…		…
398	=item fork_call { }, $args	570	=item fork_call { }, $args
399		571
400	Executes the given code block with the given arguments in a seperate	572	Executes the given code block with the given arguments in a seperate
401	process, returning the results. Everything must be serialisable with	573	process, returning the results. Everything must be serialisable with
402	Coro::Storable. May, of course, block. Note that the executed sub may	574	Coro::Storable. May, of course, block. Note that the executed sub may
403	never block itself or use any form of Event handling.	575	never block itself or use any form of event handling.
404		576
405	=cut	577	=cut
406		578
407	sub fork_call(&@) {	579	sub fork_call(&@) {
408	my ($cb, @args) = @_;	580	my ($cb, @args) = @_;
409		581
410	# 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,
411	# or die "socketpair: $!";	583	# otherwise perl prematurely frees the stuff :/
412	pipe my $fh1, my $fh2	584	# TODO: investigate and fix (likely this will be rather laborious)
413	or die "pipe: $!";
414		585
415	if (my $pid = fork) {	586	my @res = Coro::Util::fork_eval {
416	close $fh2;
417
418	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
419	$res = Coro::Storable::thaw $res;
420
421	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
422
423	die $$res unless "ARRAY" eq ref $res;
424
425	return wantarray ? @$res : $res->[-1];
426	} else {
427	reset_signals;	587	reset_signals;
428	local $SIG{__WARN__};	588	&$cb
429	local $SIG{__DIE__};	589	}, @args;
430	eval {
431	close $fh1;
432		590
433	my @res = eval { $cb->(@args) };	591	wantarray ? @res : $res[-1]
434	syswrite $fh2, Coro::Storable::freeze +($@ ? \"$@" : \@res);	592	}
435	};
436		593
437	warn $@ if $@;	594	sub objinfo {
438	_exit 0;
439	}	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
440	}	630	}
441		631
442	=item $value = cf::db_get $family => $key	632	=item $value = cf::db_get $family => $key
443		633
444	Returns a single value from the environment database.	634	Returns a single value from the environment database.
…		…
446	=item cf::db_put $family => $key => $value	636	=item cf::db_put $family => $key => $value
447		637
448	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
449	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).
450		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
451	=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	}
452		664
453	our $DB;	665	our $DB;
454		666
455	sub db_init {	667	sub db_init {
456	unless ($DB) {
457	$DB = BDB::db_create $DB_ENV;
458
459	cf::sync_job {	668	cf::sync_job {
460	eval {	669	$DB ||= db_table "db";
461	$DB->set_flags (BDB::CHKSUM);
462
463	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
464	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
465	cf::cleanup "db_open(db): $!" if $!;
466	};
467	cf::cleanup "db_open(db): $@" if $@;
468	};
469	}	670	};
470	}	671	}
471		672
472	sub db_get($$) {	673	sub db_get($$) {
473	my $key = "$_[0]/$_[1]";	674	my $key = "$_[0]/$_[1]";
474		675
…		…
524	if (1) {	725	if (1) {
525	$md5 =	726	$md5 =
526	join "\x00",	727	join "\x00",
527	$processversion,	728	$processversion,
528	map {	729	map {
529	Coro::cede;	730	cf::cede_to_tick;
530	($src->[$_], Digest::MD5::md5_hex $data[$_])	731	($src->[$_], Digest::MD5::md5_hex $data[$_])
531	} 0.. $#$src;	732	} 0.. $#$src;
532		733
533		734
534	my $dbmd5 = db_get cache => "$id/md5";	735	my $dbmd5 = db_get cache => "$id/md5";
…		…
572		773
573	#############################################################################	774	#############################################################################
574		775
575	=head2 ATTACHABLE OBJECTS	776	=head2 ATTACHABLE OBJECTS
576		777
577	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
578	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")
579	to it. All such attachable objects support the following methods.	780	to it. All such attachable objects support the following methods.
580		781
581	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>
582	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
583	Crossfire TRT).	784	Deliantra).
584		785
585	=over 4	786	=over 4
586		787
587	=item $attachable->attach ($attachment, key => $value...)	788	=item $attachable->attach ($attachment, key => $value...)
588		789
…		…
632	=item cf::CLASS::attachment $name, ...	833	=item cf::CLASS::attachment $name, ...
633		834
634	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
635	given CLASS can refer to this attachment.	836	given CLASS can refer to this attachment.
636		837
637	Some classes such as crossfire maps and objects can specify attachments	838	Some classes such as deliantra maps and objects can specify attachments
638	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.
639		840
640	These calls expect any number of the following handler/hook descriptions:	841	These calls expect any number of the following handler/hook descriptions:
641		842
642	=over 4	843	=over 4
…		…
840	";	1041	";
841	die if $@;	1042	die if $@;
842	}	1043	}
843		1044
844	our $override;	1045	our $override;
845	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?
846		1047
847	sub override {	1048	sub override {
848	$override = 1;	1049	$override = 1;
849	@invoke_results = ();	1050	@INVOKE_RESULTS = (@_);
850	}	1051	}
851		1052
852	sub do_invoke {	1053	sub do_invoke {
853	my $event = shift;	1054	my $event = shift;
854	my $callbacks = shift;	1055	my $callbacks = shift;
855		1056
856	@invoke_results = ();	1057	@INVOKE_RESULTS = ();
857		1058
858	local $override;	1059	local $override;
859		1060
860	for (@$callbacks) {	1061	for (@$callbacks) {
861	eval { &{$_->[1]} };	1062	eval { &{$_->[1]} };
…		…
870	}	1071	}
871		1072
872	0	1073	0
873	}	1074	}
874		1075
875	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1076	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
876		1077
877	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1078	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
878		1079
879	Generate an object-specific event with the given arguments.	1080	Generate an object-specific event with the given arguments.
880		1081
881	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
882	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
883	results (if you must, access C<@cf::invoke_results> directly).	1084	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
884		1085
885	=back	1086	=back
886		1087
887	=cut	1088	=cut
888		1089
889	#############################################################################	1090	#############################################################################
890	# 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	}
891		1134
892	sub reattach {	1135	sub reattach {
893	# basically do the same as instantiate, without calling instantiate	1136	# basically do the same as instantiate, without calling instantiate
894	my ($obj) = @_;	1137	my ($obj) = @_;
895		1138
		1139	# no longer needed after getting rid of delete_package?
896	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
897		1141
898	my $registry = $obj->registry;	1142	my $registry = $obj->registry;
899		1143
900	@$registry = ();	1144	@$registry = ();
901		1145
…		…
916	cf::attachable->attach (	1160	cf::attachable->attach (
917	prio => -1000000,	1161	prio => -1000000,
918	on_instantiate => sub {	1162	on_instantiate => sub {
919	my ($obj, $data) = @_;	1163	my ($obj, $data) = @_;
920		1164
921	$data = from_json $data;	1165	$data = decode_json $data;
922		1166
923	for (@$data) {	1167	for (@$data) {
924	my ($name, $args) = @$_;	1168	my ($name, $args) = @$_;
925		1169
926	$obj->attach ($name, %{$args || {} });	1170	$obj->attach ($name, %{$args || {} });
…		…
942	sub object_freezer_save {	1186	sub object_freezer_save {
943	my ($filename, $rdata, $objs) = @_;	1187	my ($filename, $rdata, $objs) = @_;
944		1188
945	sync_job {	1189	sync_job {
946	if (length $$rdata) {	1190	if (length $$rdata) {
		1191	utf8::decode (my $decname = $filename);
947	warn sprintf "saving %s (%d,%d)\n",	1192	warn sprintf "saving %s (%d,%d)\n",
948	$filename, length $$rdata, scalar @$objs;	1193	$decname, length $$rdata, scalar @$objs;
949		1194
950	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1195	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
951	chmod SAVE_MODE, $fh;	1196	aio_chmod $fh, SAVE_MODE;
952	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1197	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
953	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	}
954	close $fh;	1202	aio_close $fh;
955		1203
956	if (@$objs) {	1204	if (@$objs) {
957	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) {
958	chmod SAVE_MODE, $fh;	1206	aio_chmod $fh, SAVE_MODE;
959	my $data = Storable::nfreeze { version => 1, objs => $objs };	1207	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
960	aio_write $fh, 0, (length $data), $data, 0;	1208	aio_write $fh, 0, (length $data), $data, 0;
961	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	}
962	close $fh;	1213	aio_close $fh;
963	aio_rename "$filename.pst~", "$filename.pst";	1214	aio_rename "$filename.pst~", "$filename.pst";
964	}	1215	}
965	} else {	1216	} else {
966	aio_unlink "$filename.pst";	1217	aio_unlink "$filename.pst";
967	}	1218	}
968		1219
969	aio_rename "$filename~", $filename;	1220	aio_rename "$filename~", $filename;
		1221
		1222	$filename =~ s%/[^/]+$%%;
		1223	aio_pathsync $filename if $cf::USE_FSYNC;
970	} else {	1224	} else {
971	warn "FATAL: $filename~: $!\n";	1225	warn "unable to save objects: $filename~: $!\n";
972	}	1226	}
973	} else {	1227	} else {
974	aio_unlink $filename;	1228	aio_unlink $filename;
975	aio_unlink "$filename.pst";	1229	aio_unlink "$filename.pst";
976	}	1230	}
977	}	1231	};
978	}	1232	}
979		1233
980	sub object_freezer_as_string {	1234	sub object_freezer_as_string {
981	my ($rdata, $objs) = @_;	1235	my ($rdata, $objs) = @_;
982		1236
…		…
994	or return;	1248	or return;
995		1249
996	unless (aio_stat "$filename.pst") {	1250	unless (aio_stat "$filename.pst") {
997	(aio_load "$filename.pst", $av) >= 0	1251	(aio_load "$filename.pst", $av) >= 0
998	or return;	1252	or return;
		1253
999	$av = eval { (Storable::thaw $av)->{objs} };	1254	my $st = eval { Coro::Storable::thaw $av };
		1255	$av = $st->{objs};
1000	}	1256	}
1001		1257
		1258	utf8::decode (my $decname = $filename);
1002	warn sprintf "loading %s (%d)\n",	1259	warn sprintf "loading %s (%d,%d)\n",
1003	$filename, length $data, scalar @{$av || []};	1260	$decname, length $data, scalar @{$av || []};
		1261
1004	return ($data, $av);	1262	($data, $av)
1005	}	1263	}
1006		1264
1007	=head2 COMMAND CALLBACKS	1265	=head2 COMMAND CALLBACKS
1008		1266
1009	=over 4	1267	=over 4
…		…
1029	push @{ $COMMAND{$name} }, [$caller, $cb];	1287	push @{ $COMMAND{$name} }, [$caller, $cb];
1030	}	1288	}
1031		1289
1032	=item cf::register_extcmd $name => \&callback($pl,$packet);	1290	=item cf::register_extcmd $name => \&callback($pl,$packet);
1033		1291
1034	Register a callback fro execution when the client sends an extcmd packet.	1292	Register a callback for execution when the client sends an (synchronous)
		1293	extcmd packet. Ext commands will be processed in the order they are
		1294	received by the server, like other user commands. The first argument is
		1295	the logged-in player. Ext commands can only be processed after a player
		1296	has logged in successfully.
1035		1297
1036	If the callback returns something, it is sent back as if reply was being	1298	If the callback returns something, it is sent back as if reply was being
1037	called.	1299	called.
1038		1300
		1301	=item cf::register_exticmd $name => \&callback($ns,$packet);
		1302
		1303	Register a callback for execution when the client sends an (asynchronous)
		1304	exticmd packet. Exti commands are processed by the server as soon as they
		1305	are received, i.e. out of order w.r.t. other commands. The first argument
		1306	is a client socket. Exti commands can be received anytime, even before
		1307	log-in.
		1308
		1309	If the callback returns something, it is sent back as if reply was being
		1310	called.
		1311
1039	=cut	1312	=cut
1040		1313
1041	sub register_extcmd {	1314	sub register_extcmd {
1042	my ($name, $cb) = @_;	1315	my ($name, $cb) = @_;
1043		1316
1044	$EXTCMD{$name} = $cb;	1317	$EXTCMD{$name} = $cb;
1045	}	1318	}
1046		1319
		1320	sub register_exticmd {
		1321	my ($name, $cb) = @_;
		1322
		1323	$EXTICMD{$name} = $cb;
		1324	}
		1325
		1326	use File::Glob ();
		1327
1047	cf::player->attach (	1328	cf::player->attach (
1048	on_command => sub {	1329	on_unknown_command => sub {
1049	my ($pl, $name, $params) = @_;	1330	my ($pl, $name, $params) = @_;
1050		1331
1051	my $cb = $COMMAND{$name}	1332	my $cb = $COMMAND{$name}
1052	or return;	1333	or return;
1053		1334
…		…
1058	cf::override;	1339	cf::override;
1059	},	1340	},
1060	on_extcmd => sub {	1341	on_extcmd => sub {
1061	my ($pl, $buf) = @_;	1342	my ($pl, $buf) = @_;
1062		1343
1063	my $msg = eval { from_json $buf };	1344	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1064		1345
1065	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
1066	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1354	if (my $cb = $EXTCMD{$type}) {
1067	if (my %reply = $cb->($pl, $msg)) {	1355	@reply = $cb->($pl, @payload);
1068	$pl->ext_reply ($msg->{msgid}, %reply);
1069	}
1070	}	1356	}
		1357
		1358	$pl->ext_reply ($reply, @reply)
		1359	if $reply;
		1360
1071	} else {	1361	} else {
1072	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1362	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1073	}	1363	}
1074		1364
1075	cf::override;	1365	cf::override;
1076	},	1366	},
1077	);	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	}
1078		1381
1079	sub load_extensions {	1382	sub load_extensions {
1080	cf::sync_job {	1383	cf::sync_job {
1081	my %todo;	1384	my %todo;
1082		1385
…		…
1102		1405
1103	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1406	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1104	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1407	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1105		1408
1106	$ext{source} =	1409	$ext{source} =
1107	"package $pkg; use strict; use utf8;\n"	1410	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1108	. "#line 1 \"$path\"\n{\n"	1411	. "#line 1 \"$path\"\n{\n"
1109	. $source	1412	. $source
1110	. "\n};\n1";	1413	. "\n};\n1";
1111		1414
1112	$todo{$base} = \%ext;	1415	$todo{$base} = \%ext;
1113	}	1416	}
1114		1417
		1418	my $pass = 0;
1115	my %done;	1419	my %done;
1116	while (%todo) {	1420	while (%todo) {
1117	my $progress;	1421	my $progress;
1118		1422
		1423	++$pass;
		1424
		1425	ext:
1119	while (my ($k, $v) = each %todo) {	1426	while (my ($k, $v) = each %todo) {
1120	for (split /,\s*/, $v->{meta}{depends}) {	1427	for (split /,\s*/, $v->{meta}{depends}) {
1121	goto skip	1428	next ext
1122	unless exists $done{$_};	1429	unless exists $done{$_};
1123	}	1430	}
1124		1431
1125	warn "... loading '$k' into '$v->{pkg}'\n";	1432	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1126		1433
1127	unless (eval $v->{source}) {	1434	my $active = eval $v->{source};
		1435
		1436	if (length $@) {
1128	my $msg = $@ ? "$v->{path}: $@\n"	1437	warn "$v->{path}: $@\n";
1129	: "$v->{base}: extension inactive.\n";
1130		1438
		1439	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1131	if (exists $v->{meta}{mandatory}) {	1440	if exists $v->{meta}{mandatory};
1132	warn $msg;	1441	} else {
1133	warn "mandatory extension failed to load, exiting.\n";	1442	$done{$k} = delete $todo{$k};
1134	exit 1;	1443	push @EXTS, $v->{pkg};
1135	}	1444	$progress = 1;
1136		1445
1137	warn $msg;	1446	warn "$v->{base}: extension inactive.\n"
		1447	unless $active;
1138	}	1448	}
1139
1140	$done{$k} = delete $todo{$k};
1141	push @EXTS, $v->{pkg};
1142	$progress = 1;
1143	}	1449	}
1144		1450
1145	skip:	1451	unless ($progress) {
1146	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1452	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1147	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	}
1148	}	1459	}
1149	};	1460	};
1150	}	1461	}
1151		1462
1152	#############################################################################	1463	#############################################################################
1153		1464
1154	=back	1465	=back
1155		1466
1156	=head2 CORE EXTENSIONS	1467	=head2 CORE EXTENSIONS
1157		1468
1158	Functions and methods that extend core crossfire objects.	1469	Functions and methods that extend core deliantra objects.
1159		1470
1160	=cut	1471	=cut
1161		1472
1162	package cf::player;	1473	package cf::player;
1163		1474
1164	use Coro::AIO;	1475	use Coro::AIO;
1165		1476
1166	=head3 cf::player	1477	=head3 cf::player
1167		1478
1168	=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	}
1169		1494
1170	=item cf::player::find $login	1495	=item cf::player::find $login
1171		1496
1172	Returns the given player object, loading it if necessary (might block).	1497	Returns the given player object, loading it if necessary (might block).
1173		1498
…		…
1192		1517
1193	sub exists($) {	1518	sub exists($) {
1194	my ($login) = @_;	1519	my ($login) = @_;
1195		1520
1196	$cf::PLAYER{$login}	1521	$cf::PLAYER{$login}
1197	or cf::sync_job { !aio_stat path $login }	1522	or !aio_stat path $login
1198	}	1523	}
1199		1524
1200	sub find($) {	1525	sub find($) {
1201	return $cf::PLAYER{$_[0]} || do {	1526	return $cf::PLAYER{$_[0]} || do {
1202	my $login = $_[0];	1527	my $login = $_[0];
…		…
1209	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1534	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1210	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1535	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1211	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1536	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1212	aio_unlink +(playerdir $login) . "/$login.pl";	1537	aio_unlink +(playerdir $login) . "/$login.pl";
1213		1538
1214	my $pl = load_pl path $login	1539	my $f = new_from_file cf::object::thawer path $login
1215	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;
1216	$cf::PLAYER{$login} = $pl	1547	$cf::PLAYER{$login} = $pl
1217	}	1548	}
1218	}	1549	}
1219	}	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	);
1220		1564
1221	sub save($) {	1565	sub save($) {
1222	my ($pl) = @_;	1566	my ($pl) = @_;
1223		1567
1224	return if $pl->{deny_save};	1568	return if $pl->{deny_save};
…		…
1229	return if $pl->{deny_save};	1573	return if $pl->{deny_save};
1230		1574
1231	aio_mkdir playerdir $pl, 0770;	1575	aio_mkdir playerdir $pl, 0770;
1232	$pl->{last_save} = $cf::RUNTIME;	1576	$pl->{last_save} = $cf::RUNTIME;
1233		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
1234	$pl->save_pl ($path);	1583	$pl->save_pl ($path);
1235	Coro::cede;	1584	cf::cede_to_tick;
1236	}	1585	}
1237		1586
1238	sub new($) {	1587	sub new($) {
1239	my ($login) = @_;	1588	my ($login) = @_;
1240		1589
…		…
1246	$cf::PLAYER{$login} = $self;	1595	$cf::PLAYER{$login} = $self;
1247		1596
1248	$self	1597	$self
1249	}	1598	}
1250		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
1251	=item $pl->quit_character	1610	=item $pl->quit_character
1252		1611
1253	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
1254	be destroyed. May block for a long time.	1613	be destroyed. May block for a long time.
1255		1614
…		…
1259	my ($pl) = @_;	1618	my ($pl) = @_;
1260		1619
1261	my $name = $pl->ob->name;	1620	my $name = $pl->ob->name;
1262		1621
1263	$pl->{deny_save} = 1;	1622	$pl->{deny_save} = 1;
1264	$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
1265		1624
1266	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1625	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1267	$pl->deactivate;	1626	$pl->deactivate;
		1627	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1628	$pl->ob->check_score;
1268	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1629	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1269	$pl->ns->destroy if $pl->ns;	1630	$pl->ns->destroy if $pl->ns;
1270		1631
1271	my $path = playerdir $pl;	1632	my $path = playerdir $pl;
1272	my $temp = "$path~$cf::RUNTIME~deleting~";	1633	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1308	or return [];	1669	or return [];
1309		1670
1310	my @logins;	1671	my @logins;
1311		1672
1312	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") {
1313	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1679	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1314	aio_read $fh, 0, 512, my $buf, 0 or next;	1680	aio_read $fh, 0, 512, my $buf, 0 or next;
1315	$buf !~ /^password -------------$/m or next; # official not-valid tag	1681	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1682	}
1316		1683
1317	utf8::decode $login;	1684	utf8::decode $login;
1318	push @logins, $login;	1685	push @logins, $login;
1319	}	1686	}
1320		1687
…		…
1347	}	1714	}
1348		1715
1349	\@paths	1716	\@paths
1350	}	1717	}
1351		1718
1352	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1719	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1353		1720
1354	Expand crossfire pod fragments into protocol xml.	1721	Expand deliantra pod fragments into protocol xml.
1355		1722
1356	=cut
1357
1358	sub expand_cfpod {
1359	((my $self), (local $_)) = @_;
1360
1361	# escape & and <
1362	s/&/&amp;/g;
1363	s/(?<![BIUGH])</&lt;/g;
1364
1365	# this is buggy, it needs to properly take care of nested <'s
1366
1367	1 while
1368	# replace B<>, I<>, U<> etc.
1369	s/B<([^\>]*)>/<b>$1<\/b>/
1370	|| s/I<([^\>]*)>/<i>$1<\/i>/
1371	|| s/U<([^\>]*)>/<u>$1<\/u>/
1372	# replace G<male|female> tags
1373	|| s{G<([^>|]*)\|([^>]*)>}{
1374	$self->gender ? $2 : $1
1375	}ge
1376	# replace H<hint text>
1377	|| s/H<([^\>]*)>/<fg name="lightblue">[$1]<\/fg>/g;
1378
1379	# create single paragraphs (very hackish)
1380	s/(?<=\S)\n(?=\w)/ /g;
1381
1382	$_
1383	}
1384
1385	=item $player->ext_reply ($msgid, %msg)	1723	=item $player->ext_reply ($msgid, @msg)
1386		1724
1387	Sends an ext reply to the player.	1725	Sends an ext reply to the player.
1388		1726
1389	=cut	1727	=cut
1390		1728
1391	sub ext_reply($$%) {	1729	sub ext_reply($$@) {
1392	my ($self, $id, %msg) = @_;	1730	my ($self, $id, @msg) = @_;
1393		1731
1394	$msg{msgid} = $id;	1732	$self->ns->ext_reply ($id, @msg)
1395
1396	$self->send ("ext " . cf::to_json \%msg);
1397	}	1733	}
1398		1734
1399	=item $player->ext_event ($type, %msg)	1735	=item $player->ext_msg ($type, @msg)
1400		1736
1401	Sends an ext event to the client.	1737	Sends an ext event to the client.
1402		1738
1403	=cut	1739	=cut
1404		1740
1405	sub ext_event($$%) {	1741	sub ext_msg($$@) {
1406	my ($self, $type, %msg) = @_;	1742	my ($self, $type, @msg) = @_;
1407		1743
1408	$self->ns->ext_event ($type, %msg);	1744	$self->ns->ext_msg ($type, @msg);
1409	}	1745	}
1410		1746
1411	=head3 cf::region	1747	=head3 cf::region
1412		1748
1413	=over 4	1749	=over 4
…		…
1426	my ($path) = @_;	1762	my ($path) = @_;
1427		1763
1428	my ($match, $specificity);	1764	my ($match, $specificity);
1429		1765
1430	for my $region (list) {	1766	for my $region (list) {
1431	if ($region->match && $path =~ $region->match) {	1767	if ($region->{match} && $path =~ $region->{match}) {
1432	($match, $specificity) = ($region, $region->specificity)	1768	($match, $specificity) = ($region, $region->specificity)
1433	if $region->specificity > $specificity;	1769	if $region->specificity > $specificity;
1434	}	1770	}
1435	}	1771	}
1436		1772
…		…
1457	our $MAX_RESET = 3600;	1793	our $MAX_RESET = 3600;
1458	our $DEFAULT_RESET = 3000;	1794	our $DEFAULT_RESET = 3000;
1459		1795
1460	sub generate_random_map {	1796	sub generate_random_map {
1461	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
1462	# mit "rum" bekleckern, nicht	1801	# mit "rum" bekleckern, nicht
1463	$self->_create_random_map (	1802	$self->_create_random_map (
1464	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1803	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1465	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1804	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1466	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1805	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1467	$rmp->{exit_on_final_map},	1806	$rmp->{exit_on_final_map},
1468	$rmp->{xsize}, $rmp->{ysize},	1807	$rmp->{xsize}, $rmp->{ysize},
1469	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1808	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1470	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1809	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1556	$self->init; # pass $1 etc.	1895	$self->init; # pass $1 etc.
1557	return $self;	1896	return $self;
1558	}	1897	}
1559	}	1898	}
1560		1899
1561	Carp::carp "unable to resolve path '$path' (base '$base').";	1900	Carp::cluck "unable to resolve path '$path' (base '$base').";
1562	()	1901	()
1563	}	1902	}
1564		1903
1565	sub init {	1904	sub init {
1566	my ($self) = @_;	1905	my ($self) = @_;
…		…
1588		1927
1589	# the temporary/swap location	1928	# the temporary/swap location
1590	sub save_path {	1929	sub save_path {
1591	my ($self) = @_;	1930	my ($self) = @_;
1592		1931
1593	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1932	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1594	"$TMPDIR/$path.map"	1933	"$TMPDIR/$path.map"
1595	}	1934	}
1596		1935
1597	# the unique path, undef == no special unique path	1936	# the unique path, undef == no special unique path
1598	sub uniq_path {	1937	sub uniq_path {
1599	my ($self) = @_;	1938	my ($self) = @_;
1600		1939
1601	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1940	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1602	"$UNIQUEDIR/$path"	1941	"$UNIQUEDIR/$path"
1603	}
1604
1605	# and all this just because we cannot iterate over
1606	# all maps in C++...
1607	sub change_all_map_light {
1608	my ($change) = @_;
1609
1610	$_->change_map_light ($change)
1611	for grep $_->outdoor, values %cf::MAP;
1612	}	1942	}
1613		1943
1614	sub decay_objects {	1944	sub decay_objects {
1615	my ($self) = @_;	1945	my ($self) = @_;
1616		1946
…		…
1629		1959
1630	sub load_header_from($) {	1960	sub load_header_from($) {
1631	my ($self, $path) = @_;	1961	my ($self, $path) = @_;
1632		1962
1633	utf8::encode $path;	1963	utf8::encode $path;
1634	#aio_open $path, O_RDONLY, 0	1964	my $f = new_from_file cf::object::thawer $path
1635	# or return;
1636
1637	$self->_load_header ($path)
1638	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;
1639		1972
1640	$self->{load_path} = $path;	1973	$self->{load_path} = $path;
1641		1974
1642	1	1975	1
1643	}	1976	}
…		…
1697	sub find {	2030	sub find {
1698	my ($path, $origin) = @_;	2031	my ($path, $origin) = @_;
1699		2032
1700	$path = normalise $path, $origin && $origin->path;	2033	$path = normalise $path, $origin && $origin->path;
1701		2034
		2035	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1702	cf::lock_wait "map_find:$path";	2036	my $guard2 = cf::lock_acquire "map_find:$path";
1703		2037
1704	$cf::MAP{$path} || do {	2038	$cf::MAP{$path} || do {
1705	my $guard = cf::lock_acquire "map_find:$path";
1706	my $map = new_from_path cf::map $path	2039	my $map = new_from_path cf::map $path
1707	or return;	2040	or return;
1708		2041
1709	$map->{last_save} = $cf::RUNTIME;	2042	$map->{last_save} = $cf::RUNTIME;
1710		2043
…		…
1712	or return;	2045	or return;
1713		2046
1714	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2047	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1715	# doing this can freeze the server in a sync job, obviously	2048	# doing this can freeze the server in a sync job, obviously
1716	#$cf::WAIT_FOR_TICK->wait;	2049	#$cf::WAIT_FOR_TICK->wait;
		2050	undef $guard2;
		2051	undef $guard1;
1717	$map->reset;	2052	$map->reset;
1718	undef $guard;
1719	return find $path;	2053	return find $path;
1720	}	2054	}
1721		2055
1722	$cf::MAP{$path} = $map	2056	$cf::MAP{$path} = $map
1723	}	2057	}
1724	}	2058	}
1725		2059
1726	sub pre_load { }	2060	sub pre_load { }
1727	sub post_load { }	2061	#sub post_load { } # XS
1728		2062
1729	sub load {	2063	sub load {
1730	my ($self) = @_;	2064	my ($self) = @_;
1731		2065
1732	local $self->{deny_reset} = 1; # loading can take a long time	2066	local $self->{deny_reset} = 1; # loading can take a long time
1733		2067
1734	my $path = $self->{path};	2068	my $path = $self->{path};
1735		2069
1736	{	2070	{
1737	my $guard = cf::lock_acquire "map_load:$path";	2071	my $guard = cf::lock_acquire "map_data:$path";
1738		2072
		2073	return unless $self->valid;
1739	return if $self->in_memory != cf::MAP_SWAPPED;	2074	return unless $self->in_memory == cf::MAP_SWAPPED;
1740		2075
1741	$self->in_memory (cf::MAP_LOADING);	2076	$self->in_memory (cf::MAP_LOADING);
1742		2077
1743	$self->alloc;	2078	$self->alloc;
1744		2079
1745	$self->pre_load;	2080	$self->pre_load;
1746	Coro::cede;	2081	cf::cede_to_tick;
1747		2082
		2083	my $f = new_from_file cf::object::thawer $self->{load_path};
		2084	$f->skip_block;
1748	$self->_load_objects ($self->{load_path}, 1)	2085	$self->_load_objects ($f)
1749	or return;	2086	or return;
1750		2087
1751	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2088	$self->post_load_original
1752	if delete $self->{load_original};	2089	if delete $self->{load_original};
1753		2090
1754	if (my $uniq = $self->uniq_path) {	2091	if (my $uniq = $self->uniq_path) {
1755	utf8::encode $uniq;	2092	utf8::encode $uniq;
1756	if (aio_open $uniq, O_RDONLY, 0) {	2093	unless (aio_stat $uniq) {
		2094	if (my $f = new_from_file cf::object::thawer $uniq) {
1757	$self->clear_unique_items;	2095	$self->clear_unique_items;
1758	$self->_load_objects ($uniq, 0);	2096	$self->_load_objects ($f);
		2097	$f->resolve_delayed_derefs;
		2098	}
1759	}	2099	}
1760	}	2100	}
1761		2101
1762	Coro::cede;	2102	$f->resolve_delayed_derefs;
		2103
		2104	cf::cede_to_tick;
1763	# now do the right thing for maps	2105	# now do the right thing for maps
1764	$self->link_multipart_objects;	2106	$self->link_multipart_objects;
1765	$self->difficulty ($self->estimate_difficulty)	2107	$self->difficulty ($self->estimate_difficulty)
1766	unless $self->difficulty;	2108	unless $self->difficulty;
1767	Coro::cede;	2109	cf::cede_to_tick;
1768		2110
1769	unless ($self->{deny_activate}) {	2111	unless ($self->{deny_activate}) {
1770	$self->decay_objects;	2112	$self->decay_objects;
1771	$self->fix_auto_apply;	2113	$self->fix_auto_apply;
1772	$self->update_buttons;	2114	$self->update_buttons;
1773	Coro::cede;	2115	cf::cede_to_tick;
1774	$self->set_darkness_map;
1775	Coro::cede;
1776	$self->activate;	2116	$self->activate;
1777	}	2117	}
1778		2118
		2119	$self->{last_save} = $cf::RUNTIME;
		2120	$self->last_access ($cf::RUNTIME);
		2121
1779	$self->in_memory (cf::MAP_IN_MEMORY);	2122	$self->in_memory (cf::MAP_ACTIVE);
1780	}	2123	}
1781		2124
1782	$self->post_load;	2125	$self->post_load;
1783	}	2126	}
1784		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
1785	sub customise_for {	2131	sub customise_for {
1786	my ($self, $ob) = @_;	2132	my ($self, $ob) = @_;
1787		2133
1788	return find "~" . $ob->name . "/" . $self->{path}	2134	return find "~" . $ob->name . "/" . $self->{path}
1789	if $self->per_player;	2135	if $self->per_player;
…		…
1793		2139
1794	$self	2140	$self
1795	}	2141	}
1796		2142
1797	# 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
1798	sub load_diag {	2144	sub load_neighbours {
1799	my ($map) = @_;	2145	my ($map) = @_;
1800		2146
1801	my @diag; # diagonal neighbours	2147	my @neigh; # diagonal neighbours
1802		2148
1803	for (0 .. 3) {	2149	for (0 .. 3) {
1804	my $neigh = $map->tile_path ($_)	2150	my $neigh = $map->tile_path ($_)
1805	or next;	2151	or next;
1806	$neigh = find $neigh, $map	2152	$neigh = find $neigh, $map
1807	or next;	2153	or next;
1808	$neigh->load;	2154	$neigh->load;
1809		2155
		2156	push @neigh,
1810	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2157	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1811	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2158	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1812	}	2159	}
1813		2160
1814	for (@diag) {	2161	for (grep defined $_->[0], @neigh) {
		2162	my ($path, $origin) = @$_;
1815	my $neigh = find @$_	2163	my $neigh = find $path, $origin
1816	or next;	2164	or next;
1817	$neigh->load;	2165	$neigh->load;
1818	}	2166	}
1819	}	2167	}
1820		2168
…		…
1825	}	2173	}
1826		2174
1827	sub do_load_sync {	2175	sub do_load_sync {
1828	my ($map) = @_;	2176	my ($map) = @_;
1829		2177
		2178	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2179	if $Coro::current == $Coro::main;
		2180
1830	cf::sync_job { $map->load };	2181	cf::sync_job { $map->load };
1831	}	2182	}
1832		2183
1833	our %MAP_PREFETCH;	2184	our %MAP_PREFETCH;
1834	our $MAP_PREFETCHER = undef;	2185	our $MAP_PREFETCHER = undef;
1835		2186
1836	sub find_async {	2187	sub find_async {
1837	my ($path, $origin) = @_;	2188	my ($path, $origin, $load) = @_;
1838		2189
1839	$path = normalise $path, $origin && $origin->{path};	2190	$path = normalise $path, $origin && $origin->{path};
1840		2191
1841	if (my $map = $cf::MAP{$path}) {	2192	if (my $map = $cf::MAP{$path}) {
1842	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2193	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1843	}	2194	}
1844		2195
1845	undef $MAP_PREFETCH{$path};	2196	$MAP_PREFETCH{$path} |= $load;
		2197
1846	$MAP_PREFETCHER ||= cf::async {	2198	$MAP_PREFETCHER ||= cf::async {
		2199	$Coro::current->{desc} = "map prefetcher";
		2200
1847	while (%MAP_PREFETCH) {	2201	while (%MAP_PREFETCH) {
1848	for my $path (keys %MAP_PREFETCH) {	2202	while (my ($k, $v) = each %MAP_PREFETCH) {
1849	my $map = find $path	2203	if (my $map = find $k) {
1850	or next;
1851	$map->load;	2204	$map->load if $v;
		2205	}
1852		2206
1853	delete $MAP_PREFETCH{$path};	2207	delete $MAP_PREFETCH{$k};
1854	}	2208	}
1855	}	2209	}
1856	undef $MAP_PREFETCHER;	2210	undef $MAP_PREFETCHER;
1857	};	2211	};
1858	$MAP_PREFETCHER->prio (6);	2212	$MAP_PREFETCHER->prio (6);
1859		2213
1860	()	2214	()
1861	}	2215	}
1862		2216
		2217	# common code, used by both ->save and ->swapout
1863	sub save {	2218	sub _save {
1864	my ($self) = @_;	2219	my ($self) = @_;
1865
1866	my $lock = cf::lock_acquire "map_data:" . $self->path;
1867		2220
1868	$self->{last_save} = $cf::RUNTIME;	2221	$self->{last_save} = $cf::RUNTIME;
1869		2222
1870	return unless $self->dirty;	2223	return unless $self->dirty;
1871		2224
…		…
1877	return if $self->{deny_save};	2230	return if $self->{deny_save};
1878		2231
1879	local $self->{last_access} = $self->last_access;#d#	2232	local $self->{last_access} = $self->last_access;#d#
1880		2233
1881	cf::async {	2234	cf::async {
		2235	$Coro::current->{desc} = "map player save";
1882	$_->contr->save for $self->players;	2236	$_->contr->save for $self->players;
1883	};	2237	};
		2238
		2239	cf::get_slot 0.02;
1884		2240
1885	if ($uniq) {	2241	if ($uniq) {
1886	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2242	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1887	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2243	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1888	} else {	2244	} else {
1889	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2245	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1890	}	2246	}
1891	}	2247	}
1892		2248
		2249	sub save {
		2250	my ($self) = @_;
		2251
		2252	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2253
		2254	$self->_save;
		2255	}
		2256
1893	sub swap_out {	2257	sub swap_out {
1894	my ($self) = @_;	2258	my ($self) = @_;
1895		2259
1896	# save first because save cedes
1897	$self->save;
1898
1899	my $lock = cf::lock_acquire "map_data:" . $self->path;	2260	my $lock = cf::lock_acquire "map_data:$self->{path}";
1900		2261
		2262	return if $self->in_memory != cf::MAP_ACTIVE;
		2263	return if $self->{deny_save};
1901	return if $self->players;	2264	return if $self->players;
1902	return if $self->in_memory != cf::MAP_IN_MEMORY;
1903	return if $self->{deny_save};
1904		2265
		2266	# first deactivate the map and "unlink" it from the core
		2267	$self->deactivate;
		2268	$_->clear_links_to ($self) for values %cf::MAP;
		2269	$self->in_memory (cf::MAP_SWAPPED);
		2270
		2271	# then atomically save
		2272	$self->_save;
		2273
		2274	# then free the map
1905	$self->clear;	2275	$self->clear;
1906	$self->in_memory (cf::MAP_SWAPPED);
1907	}	2276	}
1908		2277
1909	sub reset_at {	2278	sub reset_at {
1910	my ($self) = @_;	2279	my ($self) = @_;
1911		2280
…		…
1929		2298
1930	my $lock = cf::lock_acquire "map_data:$self->{path}";	2299	my $lock = cf::lock_acquire "map_data:$self->{path}";
1931		2300
1932	return if $self->players;	2301	return if $self->players;
1933		2302
1934	warn "resetting map ", $self->path;	2303	warn "resetting map ", $self->path, "\n";
1935		2304
1936	$self->in_memory (cf::MAP_SWAPPED);	2305	$self->in_memory (cf::MAP_SWAPPED);
1937		2306
1938	# need to save uniques path	2307	# need to save uniques path
1939	unless ($self->{deny_save}) {	2308	unless ($self->{deny_save}) {
…		…
1943	if $uniq;	2312	if $uniq;
1944	}	2313	}
1945		2314
1946	delete $cf::MAP{$self->path};	2315	delete $cf::MAP{$self->path};
1947		2316
		2317	$self->deactivate;
		2318	$_->clear_links_to ($self) for values %cf::MAP;
1948	$self->clear;	2319	$self->clear;
1949
1950	$_->clear_links_to ($self) for values %cf::MAP;
1951		2320
1952	$self->unlink_save;	2321	$self->unlink_save;
1953	$self->destroy;	2322	$self->destroy;
1954	}	2323	}
1955		2324
1956	my $nuke_counter = "aaaa";	2325	my $nuke_counter = "aaaa";
1957		2326
1958	sub nuke {	2327	sub nuke {
1959	my ($self) = @_;	2328	my ($self) = @_;
1960		2329
		2330	{
		2331	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2332
1961	delete $cf::MAP{$self->path};	2333	delete $cf::MAP{$self->path};
1962		2334
1963	$self->unlink_save;	2335	$self->unlink_save;
1964		2336
1965	bless $self, "cf::map";	2337	bless $self, "cf::map";
1966	delete $self->{deny_reset};	2338	delete $self->{deny_reset};
1967	$self->{deny_save} = 1;	2339	$self->{deny_save} = 1;
1968	$self->reset_timeout (1);	2340	$self->reset_timeout (1);
1969	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2341	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
1970		2342
1971	$cf::MAP{$self->path} = $self;	2343	$cf::MAP{$self->path} = $self;
		2344	}
1972		2345
1973	$self->reset; # polite request, might not happen	2346	$self->reset; # polite request, might not happen
1974	}	2347	}
1975		2348
1976	=item $maps = cf::map::tmp_maps	2349	=item $maps = cf::map::tmp_maps
…		…
2018		2391
2019	sub unique_maps() {	2392	sub unique_maps() {
2020	[	2393	[
2021	map {	2394	map {
2022	utf8::decode $_;	2395	utf8::decode $_;
2023	/\.map$/	2396	s/\.map$//; # TODO future compatibility hack
		2397	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2398	? ()
2024	? normalise $_	2399	: normalise $_
2025	: ()
2026	} @{ aio_readdir $UNIQUEDIR or [] }	2400	} @{ aio_readdir $UNIQUEDIR or [] }
2027	]	2401	]
2028	}	2402	}
2029		2403
2030	package cf;	2404	=item cf::map::static_maps
		2405
		2406	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2407	file in the shared directory excluding F</styles> and F</editor>). May
		2408	block.
		2409
		2410	=cut
		2411
		2412	sub static_maps() {
		2413	my @dirs = "";
		2414	my @maps;
		2415
		2416	while (@dirs) {
		2417	my $dir = shift @dirs;
		2418
		2419	next if $dir eq "/styles" || $dir eq "/editor";
		2420
		2421	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2422	or return;
		2423
		2424	for (@$files) {
		2425	s/\.map$// or next;
		2426	utf8::decode $_;
		2427	push @maps, "$dir/$_";
		2428	}
		2429
		2430	push @dirs, map "$dir/$_", @$dirs;
		2431	}
		2432
		2433	\@maps
		2434	}
2031		2435
2032	=back	2436	=back
2033		2437
2034	=head3 cf::object	2438	=head3 cf::object
2035		2439
…		…
2039		2443
2040	=over 4	2444	=over 4
2041		2445
2042	=item $ob->inv_recursive	2446	=item $ob->inv_recursive
2043		2447
2044	Returns the inventory of the object _and_ their inventories, recursively.	2448	Returns the inventory of the object I<and> their inventories, recursively,
		2449	but I<not> the object itself.
2045		2450
2046	=cut	2451	=cut
2047		2452
2048	sub inv_recursive_;	2453	sub inv_recursive_;
2049	sub inv_recursive_ {	2454	sub inv_recursive_ {
…		…
2052		2457
2053	sub inv_recursive {	2458	sub inv_recursive {
2054	inv_recursive_ inv $_[0]	2459	inv_recursive_ inv $_[0]
2055	}	2460	}
2056		2461
		2462	=item $ref = $ob->ref
		2463
		2464	Creates and returns a persistent reference to an object that can be stored as a string.
		2465
		2466	=item $ob = cf::object::deref ($refstring)
		2467
		2468	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2469	even if the object actually exists. May block.
		2470
		2471	=cut
		2472
		2473	sub deref {
		2474	my ($ref) = @_;
		2475
		2476	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2477	my ($uuid, $name) = ($1, $2);
		2478	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2479	or return;
		2480	$pl->ob->uuid eq $uuid
		2481	or return;
		2482
		2483	$pl->ob
		2484	} else {
		2485	warn "$ref: cannot resolve object reference\n";
		2486	undef
		2487	}
		2488	}
		2489
2057	package cf;	2490	package cf;
2058		2491
2059	=back	2492	=back
2060		2493
2061	=head3 cf::object::player	2494	=head3 cf::object::player
…		…
2067	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2500	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2068	can be C<undef>. Does the right thing when the player is currently in a	2501	can be C<undef>. Does the right thing when the player is currently in a
2069	dialogue with the given NPC character.	2502	dialogue with the given NPC character.
2070		2503
2071	=cut	2504	=cut
		2505
		2506	our $SAY_CHANNEL = {
		2507	id => "say",
		2508	title => "Map",
		2509	reply => "say ",
		2510	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2511	};
		2512
		2513	our $CHAT_CHANNEL = {
		2514	id => "chat",
		2515	title => "Chat",
		2516	reply => "chat ",
		2517	tooltip => "Player chat and shouts, global to the server.",
		2518	};
2072		2519
2073	# rough implementation of a future "reply" method that works	2520	# rough implementation of a future "reply" method that works
2074	# with dialog boxes.	2521	# with dialog boxes.
2075	#TODO: the first argument must go, split into a $npc->reply_to ( method	2522	#TODO: the first argument must go, split into a $npc->reply_to ( method
2076	sub cf::object::player::reply($$$;$) {	2523	sub cf::object::player::reply($$$;$) {
…		…
2083		2530
2084	} else {	2531	} else {
2085	my $pl = $self->contr;	2532	my $pl = $self->contr;
2086		2533
2087	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2534	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2088	my $diag = $pl->{npc_dialog};	2535	my $dialog = $pl->{npc_dialog};
2089	$diag->{pl}->ext_reply (	2536	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2090	$diag->{id},
2091	msgtype => "reply",
2092	msg => $diag->{pl}->expand_cfpod ($msg),
2093	add_topics => []
2094	);
2095		2537
2096	} else {	2538	} else {
2097	$msg = $npc->name . " says: $msg" if $npc;	2539	$msg = $npc->name . " says: $msg" if $npc;
2098	$self->message ($msg, $flags);	2540	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2099	}	2541	}
2100	}	2542	}
		2543	}
		2544
		2545	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2546
		2547	=cut
		2548
		2549	sub cf::object::send_msg {
		2550	my $pl = shift->contr
		2551	or return;
		2552	$pl->send_msg (@_);
2101	}	2553	}
2102		2554
2103	=item $player_object->may ("access")	2555	=item $player_object->may ("access")
2104		2556
2105	Returns wether the given player is authorized to access resource "access"	2557	Returns wether the given player is authorized to access resource "access"
…		…
2118		2570
2119	=item $player_object->enter_link	2571	=item $player_object->enter_link
2120		2572
2121	Freezes the player and moves him/her to a special map (C<{link}>).	2573	Freezes the player and moves him/her to a special map (C<{link}>).
2122		2574
2123	The player should be reasonably safe there for short amounts of time. You	2575	The player should be reasonably safe there for short amounts of time (e.g.
2124	I<MUST> call C<leave_link> as soon as possible, though.	2576	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2577	though, as the palyer cannot control the character while it is on the link
		2578	map.
2125		2579
2126	Will never block.	2580	Will never block.
2127		2581
2128	=item $player_object->leave_link ($map, $x, $y)	2582	=item $player_object->leave_link ($map, $x, $y)
2129		2583
…		…
2154	return if UNIVERSAL::isa $self->map, "ext::map_link";	2608	return if UNIVERSAL::isa $self->map, "ext::map_link";
2155		2609
2156	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2610	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2157	if $self->map && $self->map->{path} ne "{link}";	2611	if $self->map && $self->map->{path} ne "{link}";
2158		2612
2159	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2613	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2160	}	2614	}
2161		2615
2162	sub cf::object::player::leave_link {	2616	sub cf::object::player::leave_link {
2163	my ($self, $map, $x, $y) = @_;	2617	my ($self, $map, $x, $y) = @_;
2164		2618
…		…
2181	($x, $y) = (-1, -1)	2635	($x, $y) = (-1, -1)
2182	unless (defined $x) && (defined $y);	2636	unless (defined $x) && (defined $y);
2183		2637
2184	# use -1 or undef as default coordinates, not 0, 0	2638	# use -1 or undef as default coordinates, not 0, 0
2185	($x, $y) = ($map->enter_x, $map->enter_y)	2639	($x, $y) = ($map->enter_x, $map->enter_y)
2186	if $x <=0 && $y <= 0;	2640	if $x <= 0 && $y <= 0;
2187		2641
2188	$map->load;	2642	$map->load;
2189	$map->load_diag;	2643	$map->load_neighbours;
2190		2644
2191	return unless $self->contr->active;	2645	return unless $self->contr->active;
2192	$self->activate_recursive;
2193		2646
2194	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2647	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2195	$self->enter_map ($map, $x, $y);	2648	$self->enter_map ($map, $x, $y);
2196	}
2197		2649
		2650	# only activate afterwards, to support waiting in hooks
		2651	$self->activate_recursive;
		2652	}
		2653
2198	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2654	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2199		2655
2200	Moves the player to the given map-path and coordinates by first freezing	2656	Moves the player to the given map-path and coordinates by first freezing
2201	her, loading and preparing them map, calling the provided $check callback	2657	her, loading and preparing them map, calling the provided $check callback
2202	that has to return the map if sucecssful, and then unfreezes the player on	2658	that has to return the map if sucecssful, and then unfreezes the player on
2203	the new (success) or old (failed) map position.	2659	the new (success) or old (failed) map position. In either case, $done will
		2660	be called at the end of this process.
		2661
		2662	Note that $check will be called with a potentially non-loaded map, so if
		2663	it needs a loaded map it has to call C<< ->load >>.
2204		2664
2205	=cut	2665	=cut
2206		2666
2207	our $GOTOGEN;	2667	our $GOTOGEN;
2208		2668
2209	sub cf::object::player::goto {	2669	sub cf::object::player::goto {
2210	my ($self, $path, $x, $y, $check) = @_;	2670	my ($self, $path, $x, $y, $check, $done) = @_;
2211		2671
2212	# do generation counting so two concurrent goto's will be executed in-order	2672	# do generation counting so two concurrent goto's will be executed in-order
2213	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2673	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2214		2674
2215	$self->enter_link;	2675	$self->enter_link;
2216		2676
2217	(async {	2677	(async {
		2678	$Coro::current->{desc} = "player::goto $path $x $y";
		2679
		2680	# *tag paths override both path and x|y
		2681	if ($path =~ /^\*(.*)$/) {
		2682	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2683	my $ob = $obs[rand @obs];
		2684
		2685	# see if we actually can go there
		2686	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2687	$ob = $obs[rand @obs];
		2688	} else {
		2689	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2690	}
		2691	# else put us there anyways for now #d#
		2692
		2693	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2694	} else {
		2695	($path, $x, $y) = (undef, undef, undef);
		2696	}
		2697	}
		2698
2218	my $map = eval {	2699	my $map = eval {
2219	my $map = cf::map::find $path;	2700	my $map = defined $path ? cf::map::find $path : undef;
2220		2701
2221	if ($map) {	2702	if ($map) {
2222	$map = $map->customise_for ($self);	2703	$map = $map->customise_for ($self);
2223	$map = $check->($map) if $check && $map;	2704	$map = $check->($map) if $check && $map;
2224	} else {	2705	} else {
2225	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2706	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2226	}	2707	}
2227		2708
2228	$map	2709	$map
2229	};	2710	};
2230		2711
…		…
2235		2716
2236	if ($gen == $self->{_goto_generation}) {	2717	if ($gen == $self->{_goto_generation}) {
2237	delete $self->{_goto_generation};	2718	delete $self->{_goto_generation};
2238	$self->leave_link ($map, $x, $y);	2719	$self->leave_link ($map, $x, $y);
2239	}	2720	}
		2721
		2722	$done->() if $done;
2240	})->prio (1);	2723	})->prio (1);
2241	}	2724	}
2242		2725
2243	=item $player_object->enter_exit ($exit_object)	2726	=item $player_object->enter_exit ($exit_object)
2244		2727
…		…
2264	}	2747	}
2265		2748
2266	sub prepare_random_map {	2749	sub prepare_random_map {
2267	my ($exit) = @_;	2750	my ($exit) = @_;
2268		2751
2269	my $guard = cf::lock_acquire "exit_prepare:$exit";
2270
2271	# all this does is basically replace the /! path by	2752	# all this does is basically replace the /! path by
2272	# a new random map path (?random/...) with a seed	2753	# a new random map path (?random/...) with a seed
2273	# that depends on the exit object	2754	# that depends on the exit object
2274		2755
2275	my $rmp = parse_random_map_params $exit->msg;	2756	my $rmp = parse_random_map_params $exit->msg;
…		…
2277	if ($exit->map) {	2758	if ($exit->map) {
2278	$rmp->{region} = $exit->region->name;	2759	$rmp->{region} = $exit->region->name;
2279	$rmp->{origin_map} = $exit->map->path;	2760	$rmp->{origin_map} = $exit->map->path;
2280	$rmp->{origin_x} = $exit->x;	2761	$rmp->{origin_x} = $exit->x;
2281	$rmp->{origin_y} = $exit->y;	2762	$rmp->{origin_y} = $exit->y;
		2763
		2764	$exit->map->touch;
2282	}	2765	}
2283		2766
2284	$rmp->{random_seed} ||= $exit->random_seed;	2767	$rmp->{random_seed} ||= $exit->random_seed;
2285		2768
2286	my $data = cf::to_json $rmp;	2769	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2287	my $md5 = Digest::MD5::md5_hex $data;	2770	my $md5 = Digest::MD5::md5_hex $data;
2288	my $meta = "$RANDOMDIR/$md5.meta";	2771	my $meta = "$RANDOMDIR/$md5.meta";
2289		2772
2290	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2773	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2291	aio_write $fh, 0, (length $data), $data, 0;	2774	aio_write $fh, 0, (length $data), $data, 0;
2292	undef $fh;	2775	undef $fh;
2293	aio_rename "$meta~", $meta;	2776	aio_rename "$meta~", $meta;
2294		2777
		2778	my $slaying = "?random/$md5";
		2779
		2780	if ($exit->valid) {
2295	$exit->slaying ("?random/$md5");	2781	$exit->slaying ("?random/$md5");
2296	$exit->msg (undef);	2782	$exit->msg (undef);
		2783	}
2297	}	2784	}
2298	}	2785	}
2299		2786
2300	sub cf::object::player::enter_exit {	2787	sub cf::object::player::enter_exit {
2301	my ($self, $exit) = @_;	2788	my ($self, $exit) = @_;
2302		2789
2303	return unless $self->type == cf::PLAYER;	2790	return unless $self->type == cf::PLAYER;
2304		2791
2305	if ($exit->slaying eq "/!") {
2306	#TODO: this should de-fi-ni-te-ly not be a sync-job
2307	# the problem is that $exit might not survive long enough
2308	# so it needs to be done right now, right here
2309	cf::sync_job { prepare_random_map $exit };
2310	}
2311
2312	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2313	my $hp = $exit->stats->hp;
2314	my $sp = $exit->stats->sp;
2315
2316	$self->enter_link;	2792	$self->enter_link;
2317		2793
2318	(async {	2794	(async {
2319	$self->deactivate_recursive; # just to be sure	2795	$Coro::current->{desc} = "enter_exit";
		2796
2320	unless (eval {	2797	unless (eval {
		2798	$self->deactivate_recursive; # just to be sure
		2799
		2800	# random map handling
		2801	{
		2802	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2803
		2804	prepare_random_map $exit
		2805	if $exit->slaying eq "/!";
		2806	}
		2807
		2808	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2809	my $x = $exit->stats->hp;
		2810	my $y = $exit->stats->sp;
		2811
2321	$self->goto ($slaying, $hp, $sp);	2812	$self->goto ($map, $x, $y);
2322		2813
		2814	# if exit is damned, update players death & WoR home-position
		2815	$self->contr->savebed ($map, $x, $y)
		2816	if $exit->flag (cf::FLAG_DAMNED);
		2817
2323	1;	2818	1
2324	}) {	2819	}) {
2325	$self->message ("Something went wrong deep within the crossfire server. "	2820	$self->message ("Something went wrong deep within the deliantra server. "
2326	. "I'll try to bring you back to the map you were before. "	2821	. "I'll try to bring you back to the map you were before. "
2327	. "Please report this to the dungeon master!",	2822	. "Please report this to the dungeon master!",
2328	cf::NDI_UNIQUE | cf::NDI_RED);	2823	cf::NDI_UNIQUE | cf::NDI_RED);
2329		2824
2330	warn "ERROR in enter_exit: $@";	2825	warn "ERROR in enter_exit: $@";
…		…
2349		2844
2350	utf8::encode $text;	2845	utf8::encode $text;
2351	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2846	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2352	}	2847	}
2353		2848
		2849	=item $client->send_big_packet ($pkt)
		2850
		2851	Like C<send_packet>, but tries to compress large packets, and fragments
		2852	them as required.
		2853
		2854	=cut
		2855
		2856	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2857
		2858	sub cf::client::send_big_packet {
		2859	my ($self, $pkt) = @_;
		2860
		2861	# try lzf for large packets
		2862	$pkt = "lzf " . Compress::LZF::compress $pkt
		2863	if 1024 <= length $pkt and $self->{can_lzf};
		2864
		2865	# split very large packets
		2866	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2867	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2868	$pkt = "frag";
		2869	}
		2870
		2871	$self->send_packet ($pkt);
		2872	}
		2873
2354	=item $client->send_msg ($color, $type, $msg, [extra...])	2874	=item $client->send_msg ($channel, $msg, $color, [extra...])
2355		2875
2356	Send a drawinfo or msg packet to the client, formatting the msg for the	2876	Send a drawinfo or msg packet to the client, formatting the msg for the
2357	client if neccessary. C<$type> should be a string identifying the type of	2877	client if neccessary. C<$type> should be a string identifying the type of
2358	the message, with C<log> being the default. If C<$color> is negative, suppress	2878	the message, with C<log> being the default. If C<$color> is negative, suppress
2359	the message unless the client supports the msg packet.	2879	the message unless the client supports the msg packet.
2360		2880
2361	=cut	2881	=cut
2362		2882
		2883	# non-persistent channels (usually the info channel)
		2884	our %CHANNEL = (
		2885	"c/motd" => {
		2886	id => "infobox",
		2887	title => "MOTD",
		2888	reply => undef,
		2889	tooltip => "The message of the day",
		2890	},
		2891	"c/identify" => {
		2892	id => "infobox",
		2893	title => "Identify",
		2894	reply => undef,
		2895	tooltip => "Items recently identified",
		2896	},
		2897	"c/examine" => {
		2898	id => "infobox",
		2899	title => "Examine",
		2900	reply => undef,
		2901	tooltip => "Signs and other items you examined",
		2902	},
		2903	"c/shopinfo" => {
		2904	id => "infobox",
		2905	title => "Shop Info",
		2906	reply => undef,
		2907	tooltip => "What your bargaining skill tells you about the shop",
		2908	},
		2909	"c/book" => {
		2910	id => "infobox",
		2911	title => "Book",
		2912	reply => undef,
		2913	tooltip => "The contents of a note or book",
		2914	},
		2915	"c/lookat" => {
		2916	id => "infobox",
		2917	title => "Look",
		2918	reply => undef,
		2919	tooltip => "What you saw there",
		2920	},
		2921	"c/who" => {
		2922	id => "infobox",
		2923	title => "Players",
		2924	reply => undef,
		2925	tooltip => "Shows players who are currently online",
		2926	},
		2927	"c/body" => {
		2928	id => "infobox",
		2929	title => "Body Parts",
		2930	reply => undef,
		2931	tooltip => "Shows which body parts you posess and are available",
		2932	},
		2933	"c/statistics" => {
		2934	id => "infobox",
		2935	title => "Statistics",
		2936	reply => undef,
		2937	tooltip => "Shows your primary statistics",
		2938	},
		2939	"c/skills" => {
		2940	id => "infobox",
		2941	title => "Skills",
		2942	reply => undef,
		2943	tooltip => "Shows your experience per skill and item power",
		2944	},
		2945	"c/shopitems" => {
		2946	id => "infobox",
		2947	title => "Shop Items",
		2948	reply => undef,
		2949	tooltip => "Shows the items currently for sale in this shop",
		2950	},
		2951	"c/resistances" => {
		2952	id => "infobox",
		2953	title => "Resistances",
		2954	reply => undef,
		2955	tooltip => "Shows your resistances",
		2956	},
		2957	"c/pets" => {
		2958	id => "infobox",
		2959	title => "Pets",
		2960	reply => undef,
		2961	tooltip => "Shows information abotu your pets/a specific pet",
		2962	},
		2963	"c/perceiveself" => {
		2964	id => "infobox",
		2965	title => "Perceive Self",
		2966	reply => undef,
		2967	tooltip => "You gained detailed knowledge about yourself",
		2968	},
		2969	"c/uptime" => {
		2970	id => "infobox",
		2971	title => "Uptime",
		2972	reply => undef,
		2973	tooltip => "How long the server has been running since last restart",
		2974	},
		2975	"c/mapinfo" => {
		2976	id => "infobox",
		2977	title => "Map Info",
		2978	reply => undef,
		2979	tooltip => "Information related to the maps",
		2980	},
		2981	"c/party" => {
		2982	id => "party",
		2983	title => "Party",
		2984	reply => "gsay ",
		2985	tooltip => "Messages and chat related to your party",
		2986	},
		2987	"c/death" => {
		2988	id => "death",
		2989	title => "Death",
		2990	reply => undef,
		2991	tooltip => "Reason for and more info about your most recent death",
		2992	},
		2993	"c/say" => $SAY_CHANNEL,
		2994	"c/chat" => $CHAT_CHANNEL,
		2995	);
		2996
2363	sub cf::client::send_msg {	2997	sub cf::client::send_msg {
2364	my ($self, $color, $type, $msg, @extra) = @_;	2998	my ($self, $channel, $msg, $color, @extra) = @_;
2365		2999
2366	$msg = $self->pl->expand_cfpod ($msg);	3000	$msg = $self->pl->expand_cfpod ($msg)
		3001	unless $color & cf::NDI_VERBATIM;
2367		3002
2368	if ($self->can_msg) {	3003	$color &= cf::NDI_CLIENT_MASK; # just in case...
2369	$self->send_packet ("msg " . cf::to_json [$color, $type, $msg, @extra]);
2370	} else {
2371	# replace some tags by gcfclient-compatible ones
2372	for ($msg) {
2373	1 while
2374	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2375	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2376	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2377	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2378	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${1}[\/color]/;
2379	}
2380		3004
2381	if ($color >= 0) {	3005	# check predefined channels, for the benefit of C
2382	if (0 && $msg =~ /\[/) {	3006	if ($CHANNEL{$channel}) {
2383	$self->send_packet ("drawextinfo $color 4 0 $msg")	3007	$channel = $CHANNEL{$channel};
2384	} else {	3008
2385	s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	3009	$self->ext_msg (channel_info => $channel);
2386	$self->send_packet ("drawinfo $color $msg")	3010	$channel = $channel->{id};
		3011
		3012	} elsif (ref $channel) {
		3013	# send meta info to client, if not yet sent
		3014	unless (exists $self->{channel}{$channel->{id}}) {
		3015	$self->{channel}{$channel->{id}} = $channel;
		3016	$self->ext_msg (channel_info => $channel);
2387	}	3017	}
2388	}
2389	}
2390	}
2391		3018
		3019	$channel = $channel->{id};
		3020	}
		3021
		3022	return unless @extra || length $msg;
		3023
		3024	# default colour, mask it out
		3025	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		3026	if $color & cf::NDI_DEF;
		3027
		3028	my $pkt = "msg "
		3029	. $self->{json_coder}->encode (
		3030	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		3031	);
		3032
		3033	$self->send_big_packet ($pkt);
		3034	}
		3035
2392	=item $client->ext_event ($type, %msg)	3036	=item $client->ext_msg ($type, @msg)
2393		3037
2394	Sends an exti event to the client.	3038	Sends an ext event to the client.
2395		3039
2396	=cut	3040	=cut
2397		3041
2398	sub cf::client::ext_event($$%) {	3042	sub cf::client::ext_msg($$@) {
2399	my ($self, $type, %msg) = @_;	3043	my ($self, $type, @msg) = @_;
2400		3044
		3045	if ($self->extcmd == 2) {
		3046	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3047	} elsif ($self->extcmd == 1) { # TODO: remove
2401	$msg{msgtype} = "event_$type";	3048	push @msg, msgtype => "event_$type";
2402	$self->send_packet ("ext " . cf::to_json \%msg);	3049	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3050	}
		3051	}
		3052
		3053	=item $client->ext_reply ($msgid, @msg)
		3054
		3055	Sends an ext reply to the client.
		3056
		3057	=cut
		3058
		3059	sub cf::client::ext_reply($$@) {
		3060	my ($self, $id, @msg) = @_;
		3061
		3062	if ($self->extcmd == 2) {
		3063	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3064	} elsif ($self->extcmd == 1) {
		3065	#TODO: version 1, remove
		3066	unshift @msg, msgtype => "reply", msgid => $id;
		3067	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3068	}
2403	}	3069	}
2404		3070
2405	=item $success = $client->query ($flags, "text", \&cb)	3071	=item $success = $client->query ($flags, "text", \&cb)
2406		3072
2407	Queues a query to the client, calling the given callback with	3073	Queues a query to the client, calling the given callback with
2408	the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,	3074	the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,
2409	C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>.	3075	C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>.
2410		3076
2411	Queries can fail, so check the return code. Or don't, as queries will become	3077	Queries can fail, so check the return code. Or don't, as queries will
2412	reliable at some point in the future.	3078	become reliable at some point in the future.
2413		3079
2414	=cut	3080	=cut
2415		3081
2416	sub cf::client::query {	3082	sub cf::client::query {
2417	my ($self, $flags, $text, $cb) = @_;	3083	my ($self, $flags, $text, $cb) = @_;
…		…
2425	utf8::encode $text;	3091	utf8::encode $text;
2426	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];	3092	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];
2427		3093
2428	$self->send_packet ($self->{query_queue}[0][0])	3094	$self->send_packet ($self->{query_queue}[0][0])
2429	if @{ $self->{query_queue} } == 1;	3095	if @{ $self->{query_queue} } == 1;
		3096
		3097	1
2430	}	3098	}
2431		3099
2432	cf::client->attach (	3100	cf::client->attach (
		3101	on_connect => sub {
		3102	my ($ns) = @_;
		3103
		3104	$ns->{json_coder} = JSON::XS->new->utf8->max_size (1e6)->convert_blessed;
		3105	},
2433	on_reply => sub {	3106	on_reply => sub {
2434	my ($ns, $msg) = @_;	3107	my ($ns, $msg) = @_;
2435		3108
2436	# this weird shuffling is so that direct followup queries	3109	# this weird shuffling is so that direct followup queries
2437	# get handled first	3110	# get handled first
…		…
2449	} else {	3122	} else {
2450	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;	3123	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;
2451	}	3124	}
2452	}	3125	}
2453	},	3126	},
		3127	on_exticmd => sub {
		3128	my ($ns, $buf) = @_;
		3129
		3130	my $msg = eval { $ns->{json_coder}->decode ($buf) };
		3131
		3132	if (ref $msg) {
		3133	my ($type, $reply, @payload) =
		3134	"ARRAY" eq ref $msg
		3135	? @$msg
		3136	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3137
		3138	my @reply;
		3139
		3140	if (my $cb = $EXTICMD{$type}) {
		3141	@reply = $cb->($ns, @payload);
		3142	}
		3143
		3144	$ns->ext_reply ($reply, @reply)
		3145	if $reply;
		3146
		3147	} else {
		3148	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
		3149	}
		3150
		3151	cf::override;
		3152	},
2454	);	3153	);
2455		3154
2456	=item $client->async (\&cb)	3155	=item $client->async (\&cb)
2457		3156
2458	Create a new coroutine, running the specified callback. The coroutine will	3157	Create a new coroutine, running the specified callback. The coroutine will
…		…
2474		3173
2475	$coro	3174	$coro
2476	}	3175	}
2477		3176
2478	cf::client->attach (	3177	cf::client->attach (
2479	on_destroy => sub {	3178	on_client_destroy => sub {
2480	my ($ns) = @_;	3179	my ($ns) = @_;
2481		3180
2482	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3181	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2483	},	3182	},
2484	);	3183	);
…		…
2499	our $safe = new Safe "safe";	3198	our $safe = new Safe "safe";
2500	our $safe_hole = new Safe::Hole;	3199	our $safe_hole = new Safe::Hole;
2501		3200
2502	$SIG{FPE} = 'IGNORE';	3201	$SIG{FPE} = 'IGNORE';
2503		3202
2504	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3203	$safe->permit_only (Opcode::opset qw(
		3204	:base_core :base_mem :base_orig :base_math :base_loop
		3205	grepstart grepwhile mapstart mapwhile
		3206	sort time
		3207	));
2505		3208
2506	# here we export the classes and methods available to script code	3209	# here we export the classes and methods available to script code
2507		3210
2508	=pod	3211	=pod
2509		3212
2510	The following functions and methods are available within a safe environment:	3213	The following functions and methods are available within a safe environment:
2511		3214
2512	cf::object contr pay_amount pay_player map	3215	cf::object
		3216	contr pay_amount pay_player map x y force_find force_add destroy
		3217	insert remove name archname title slaying race decrease split
		3218	value
		3219
2513	cf::object::player player	3220	cf::object::player
2514	cf::player peaceful	3221	player
2515	cf::map trigger	3222
		3223	cf::player
		3224	peaceful
		3225
		3226	cf::map
		3227	trigger
2516		3228
2517	=cut	3229	=cut
2518		3230
2519	for (	3231	for (
2520	["cf::object" => qw(contr pay_amount pay_player map)],	3232	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		3233	insert remove inv nrof name archname title slaying race
		3234	decrease split destroy change_exp value msg lore send_msg)],
2521	["cf::object::player" => qw(player)],	3235	["cf::object::player" => qw(player)],
2522	["cf::player" => qw(peaceful)],	3236	["cf::player" => qw(peaceful send_msg)],
2523	["cf::map" => qw(trigger)],	3237	["cf::map" => qw(trigger)],
2524	) {	3238	) {
2525	no strict 'refs';	3239	no strict 'refs';
2526	my ($pkg, @funs) = @$_;	3240	my ($pkg, @funs) = @$_;
2527	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3241	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2545		3259
2546	my $qcode = $code;	3260	my $qcode = $code;
2547	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3261	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2548	$qcode =~ s/\n/\\n/g;	3262	$qcode =~ s/\n/\\n/g;
2549		3263
		3264	%vars = (_dummy => 0) unless %vars;
		3265
		3266	my @res;
2550	local $_;	3267	local $_;
2551	local @safe::cf::_safe_eval_args = values %vars;
2552		3268
2553	my $eval =	3269	my $eval =
2554	"do {\n"	3270	"do {\n"
2555	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3271	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2556	. "#line 0 \"{$qcode}\"\n"	3272	. "#line 0 \"{$qcode}\"\n"
2557	. $code	3273	. $code
2558	. "\n}"	3274	. "\n}"
2559	;	3275	;
2560		3276
		3277	if ($CFG{safe_eval}) {
2561	sub_generation_inc;	3278	sub_generation_inc;
		3279	local @safe::cf::_safe_eval_args = values %vars;
2562	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3280	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2563	sub_generation_inc;	3281	sub_generation_inc;
		3282	} else {
		3283	local @cf::_safe_eval_args = values %vars;
		3284	@res = wantarray ? eval eval : scalar eval $eval;
		3285	}
2564		3286
2565	if ($@) {	3287	if ($@) {
2566	warn "$@";	3288	warn "$@";
2567	warn "while executing safe code '$code'\n";	3289	warn "while executing safe code '$code'\n";
2568	warn "with arguments " . (join " ", %vars) . "\n";	3290	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2587	=cut	3309	=cut
2588		3310
2589	sub register_script_function {	3311	sub register_script_function {
2590	my ($fun, $cb) = @_;	3312	my ($fun, $cb) = @_;
2591		3313
2592	no strict 'refs';	3314	$fun = "safe::$fun" if $CFG{safe_eval};
2593	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3315	*$fun = $safe_hole->wrap ($cb);
2594	}	3316	}
2595		3317
2596	=back	3318	=back
2597		3319
2598	=cut	3320	=cut
…		…
2600	#############################################################################	3322	#############################################################################
2601	# the server's init and main functions	3323	# the server's init and main functions
2602		3324
2603	sub load_facedata($) {	3325	sub load_facedata($) {
2604	my ($path) = @_;	3326	my ($path) = @_;
		3327
		3328	# HACK to clear player env face cache, we need some signal framework
		3329	# for this (global event?)
		3330	%ext::player_env::MUSIC_FACE_CACHE = ();
		3331
		3332	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2605		3333
2606	warn "loading facedata from $path\n";	3334	warn "loading facedata from $path\n";
2607		3335
2608	my $facedata;	3336	my $facedata;
2609	0 < aio_load $path, $facedata	3337	0 < aio_load $path, $facedata
…		…
2612	$facedata = Coro::Storable::thaw $facedata;	3340	$facedata = Coro::Storable::thaw $facedata;
2613		3341
2614	$facedata->{version} == 2	3342	$facedata->{version} == 2
2615	or cf::cleanup "$path: version mismatch, cannot proceed.";	3343	or cf::cleanup "$path: version mismatch, cannot proceed.";
2616		3344
		3345	# patch in the exptable
		3346	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3347	$facedata->{resource}{"res/exp_table"} = {
		3348	type => FT_RSRC,
		3349	data => $exp_table,
		3350	hash => (Digest::MD5::md5 $exp_table),
		3351	};
		3352	cf::cede_to_tick;
		3353
2617	{	3354	{
2618	my $faces = $facedata->{faceinfo};	3355	my $faces = $facedata->{faceinfo};
2619		3356
2620	while (my ($face, $info) = each %$faces) {	3357	while (my ($face, $info) = each %$faces) {
2621	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3358	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3359
2622	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3360	cf::face::set_visibility $idx, $info->{visibility};
		3361	cf::face::set_magicmap $idx, $info->{magicmap};
2623	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3362	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2624	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3363	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2625	Coro::cede;	3364
		3365	cf::cede_to_tick;
2626	}	3366	}
2627		3367
2628	while (my ($face, $info) = each %$faces) {	3368	while (my ($face, $info) = each %$faces) {
2629	next unless $info->{smooth};	3369	next unless $info->{smooth};
		3370
2630	my $idx = cf::face::find $face	3371	my $idx = cf::face::find $face
2631	or next;	3372	or next;
		3373
2632	if (my $smooth = cf::face::find $info->{smooth}) {	3374	if (my $smooth = cf::face::find $info->{smooth}) {
		3375	cf::face::set_smooth $idx, $smooth;
2633	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3376	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2634	} else {	3377	} else {
2635	warn "smooth face '$info->{smooth}' not found for face '$face'";	3378	warn "smooth face '$info->{smooth}' not found for face '$face'";
2636	}	3379	}
2637	Coro::cede;	3380
		3381	cf::cede_to_tick;
2638	}	3382	}
2639	}	3383	}
2640		3384
2641	{	3385	{
2642	my $anims = $facedata->{animinfo};	3386	my $anims = $facedata->{animinfo};
2643		3387
2644	while (my ($anim, $info) = each %$anims) {	3388	while (my ($anim, $info) = each %$anims) {
2645	cf::anim::set $anim, $info->{frames}, $info->{facings};	3389	cf::anim::set $anim, $info->{frames}, $info->{facings};
2646	Coro::cede;	3390	cf::cede_to_tick;
2647	}	3391	}
2648		3392
2649	cf::anim::invalidate_all; # d'oh	3393	cf::anim::invalidate_all; # d'oh
2650	}	3394	}
2651		3395
		3396	{
		3397	my $res = $facedata->{resource};
		3398
		3399	while (my ($name, $info) = each %$res) {
		3400	if (defined $info->{type}) {
		3401	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3402
		3403	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3404	cf::face::set_type $idx, $info->{type};
		3405	} else {
		3406	$RESOURCE{$name} = $info;
		3407	}
		3408
		3409	cf::cede_to_tick;
		3410	}
		3411	}
		3412
		3413	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3414
2652	1	3415	1
2653	}	3416	}
2654		3417
		3418	cf::global->attach (on_resource_update => sub {
		3419	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3420	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3421
		3422	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3423	my $sound = $soundconf->{compat}[$_]
		3424	or next;
		3425
		3426	my $face = cf::face::find "sound/$sound->[1]";
		3427	cf::sound::set $sound->[0] => $face;
		3428	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3429	}
		3430
		3431	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3432	my $face = cf::face::find "sound/$v";
		3433	cf::sound::set $k => $face;
		3434	}
		3435	}
		3436	});
		3437
		3438	register_exticmd fx_want => sub {
		3439	my ($ns, $want) = @_;
		3440
		3441	while (my ($k, $v) = each %$want) {
		3442	$ns->fx_want ($k, $v);
		3443	}
		3444	};
		3445
		3446	sub load_resource_file($) {
		3447	my $guard = lock_acquire "load_resource_file";
		3448
		3449	my $status = load_resource_file_ $_[0];
		3450	get_slot 0.1, 100;
		3451	cf::arch::commit_load;
		3452
		3453	$status
		3454	}
		3455
2655	sub reload_regions {	3456	sub reload_regions {
		3457	# HACK to clear player env face cache, we need some signal framework
		3458	# for this (global event?)
		3459	%ext::player_env::MUSIC_FACE_CACHE = ();
		3460
2656	load_resource_file "$MAPDIR/regions"	3461	load_resource_file "$MAPDIR/regions"
2657	or die "unable to load regions file\n";	3462	or die "unable to load regions file\n";
		3463
		3464	for (cf::region::list) {
		3465	$_->{match} = qr/$_->{match}/
		3466	if exists $_->{match};
		3467	}
2658	}	3468	}
2659		3469
2660	sub reload_facedata {	3470	sub reload_facedata {
2661	load_facedata "$DATADIR/facedata"	3471	load_facedata "$DATADIR/facedata"
2662	or die "unable to load facedata\n";	3472	or die "unable to load facedata\n";
…		…
2673	}	3483	}
2674		3484
2675	sub reload_resources {	3485	sub reload_resources {
2676	warn "reloading resource files...\n";	3486	warn "reloading resource files...\n";
2677		3487
		3488	reload_facedata;
		3489	reload_archetypes;
2678	reload_regions;	3490	reload_regions;
2679	reload_facedata;
2680	#reload_archetypes;#d#
2681	reload_archetypes;
2682	reload_treasures;	3491	reload_treasures;
2683		3492
2684	warn "finished reloading resource files\n";	3493	warn "finished reloading resource files\n";
2685	}	3494	}
2686		3495
2687	sub init {	3496	sub reload_config {
2688	reload_resources;	3497	warn "reloading config file...\n";
2689	}
2690		3498
2691	sub cfg_load {
2692	open my $fh, "<:utf8", "$CONFDIR/config"	3499	open my $fh, "<:utf8", "$CONFDIR/config"
2693	or return;	3500	or return;
2694		3501
2695	local $/;	3502	local $/;
2696	*CFG = YAML::Syck::Load <$fh>;	3503	*CFG = YAML::XS::Load scalar <$fh>;
2697		3504
2698	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3505	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2699		3506
2700	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3507	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2701	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3508	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2705	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3512	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2706	and die "WARNING: m(un)lockall failed: $!\n";	3513	and die "WARNING: m(un)lockall failed: $!\n";
2707	};	3514	};
2708	warn $@ if $@;	3515	warn $@ if $@;
2709	}	3516	}
		3517
		3518	warn "finished reloading resource files\n";
		3519	}
		3520
		3521	sub pidfile() {
		3522	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3523	or die "$PIDFILE: $!";
		3524	flock $fh, &Fcntl::LOCK_EX
		3525	or die "$PIDFILE: flock: $!";
		3526	$fh
		3527	}
		3528
		3529	# make sure only one server instance is running at any one time
		3530	sub atomic {
		3531	my $fh = pidfile;
		3532
		3533	my $pid = <$fh>;
		3534	kill 9, $pid if $pid > 0;
		3535
		3536	seek $fh, 0, 0;
		3537	print $fh $$;
		3538	}
		3539
		3540	sub main_loop {
		3541	warn "EV::loop starting\n";
		3542	if (1) {
		3543	EV::loop;
		3544	}
		3545	warn "EV::loop returned\n";
		3546	goto &main_loop unless $REALLY_UNLOOP;
2710	}	3547	}
2711		3548
2712	sub main {	3549	sub main {
		3550	cf::init_globals; # initialise logging
		3551
		3552	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3553	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3554	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3555	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3556
		3557	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3558
2713	# we must not ever block the main coroutine	3559	# we must not ever block the main coroutine
2714	local $Coro::idle = sub {	3560	local $Coro::idle = sub {
2715	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3561	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2716	(async {	3562	(async {
2717	Event::one_event;	3563	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3564	EV::loop EV::LOOP_ONESHOT;
2718	})->prio (Coro::PRIO_MAX);	3565	})->prio (Coro::PRIO_MAX);
2719	};	3566	};
2720		3567
2721	cfg_load;	3568	evthread_start IO::AIO::poll_fileno;
		3569
		3570	cf::sync_job {
		3571	cf::init_experience;
		3572	cf::init_anim;
		3573	cf::init_attackmess;
		3574	cf::init_dynamic;
		3575
		3576	cf::load_settings;
		3577	cf::load_materials;
		3578
		3579	reload_resources;
		3580	reload_config;
2722	db_init;	3581	db_init;
		3582
		3583	cf::init_uuid;
		3584	cf::init_signals;
		3585	cf::init_skills;
		3586
		3587	cf::init_beforeplay;
		3588
		3589	atomic;
		3590
2723	load_extensions;	3591	load_extensions;
2724		3592
2725	$TICK_WATCHER->start;	3593	utime time, time, $RUNTIMEFILE;
2726	Event::loop;	3594
		3595	# no (long-running) fork's whatsoever before this point(!)
		3596	use POSIX ();
		3597	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3598
		3599	(pop @POST_INIT)->(0) while @POST_INIT;
		3600	};
		3601
		3602	cf::object::thawer::errors_are_fatal 0;
		3603	warn "parse errors in files are no longer fatal from this point on.\n";
		3604
		3605	main_loop;
2727	}	3606	}
2728		3607
2729	#############################################################################	3608	#############################################################################
2730	# initialisation and cleanup	3609	# initialisation and cleanup
2731		3610
2732	# install some emergency cleanup handlers	3611	# install some emergency cleanup handlers
2733	BEGIN {	3612	BEGIN {
		3613	our %SIGWATCHER = ();
2734	for my $signal (qw(INT HUP TERM)) {	3614	for my $signal (qw(INT HUP TERM)) {
2735	Event->signal (	3615	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2736	reentrant => 0,
2737	data => WF_AUTOCANCEL,
2738	signal => $signal,
2739	prio => 0,
2740	cb => sub {
2741	cf::cleanup "SIG$signal";	3616	cf::cleanup "SIG$signal";
2742	},
2743	);	3617	};
2744	}	3618	}
2745	}	3619	}
2746		3620
2747	sub write_runtime {	3621	sub write_runtime_sync {
2748	my $runtime = "$LOCALDIR/runtime";	3622	my $t0 = AE::time;
2749		3623
2750	# first touch the runtime file to show we are still running:	3624	# first touch the runtime file to show we are still running:
2751	# the fsync below can take a very very long time.	3625	# the fsync below can take a very very long time.
2752		3626
2753	IO::AIO::aio_utime $runtime, undef, undef;	3627	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2754		3628
2755	my $guard = cf::lock_acquire "write_runtime";	3629	my $guard = cf::lock_acquire "write_runtime";
2756		3630
2757	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3631	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2758	or return;	3632	or return;
2759		3633
2760	my $value = $cf::RUNTIME + 90 + 10;	3634	my $value = $cf::RUNTIME + 90 + 10;
2761	# 10 is the runtime save interval, for a monotonic clock	3635	# 10 is the runtime save interval, for a monotonic clock
2762	# 60 allows for the watchdog to kill the server.	3636	# 60 allows for the watchdog to kill the server.
…		…
2772	aio_utime $fh, undef, undef;	3646	aio_utime $fh, undef, undef;
2773		3647
2774	close $fh	3648	close $fh
2775	or return;	3649	or return;
2776		3650
2777	aio_rename "$runtime~", $runtime	3651	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2778	and return;	3652	and return;
2779		3653
2780	warn "runtime file written.\n";	3654	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
2781		3655
2782	1	3656	1
		3657	}
		3658
		3659	our $uuid_lock;
		3660	our $uuid_skip;
		3661
		3662	sub write_uuid_sync($) {
		3663	$uuid_skip ||= $_[0];
		3664
		3665	return if $uuid_lock;
		3666	local $uuid_lock = 1;
		3667
		3668	my $uuid = "$LOCALDIR/uuid";
		3669
		3670	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3671	or return;
		3672
		3673	my $value = uuid_seq uuid_cur;
		3674
		3675	unless ($value) {
		3676	warn "cowardly refusing to write zero uuid value!\n";
		3677	return;
		3678	}
		3679
		3680	my $value = uuid_str $value + $uuid_skip;
		3681	$uuid_skip = 0;
		3682
		3683	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3684	and return;
		3685
		3686	# always fsync - this file is important
		3687	aio_fsync $fh
		3688	and return;
		3689
		3690	close $fh
		3691	or return;
		3692
		3693	aio_rename "$uuid~", $uuid
		3694	and return;
		3695
		3696	warn "uuid file written ($value).\n";
		3697
		3698	1
		3699
		3700	}
		3701
		3702	sub write_uuid($$) {
		3703	my ($skip, $sync) = @_;
		3704
		3705	$sync ? write_uuid_sync $skip
		3706	: async { write_uuid_sync $skip };
2783	}	3707	}
2784		3708
2785	sub emergency_save() {	3709	sub emergency_save() {
2786	my $freeze_guard = cf::freeze_mainloop;	3710	my $freeze_guard = cf::freeze_mainloop;
2787		3711
2788	warn "enter emergency perl save\n";	3712	warn "emergency_perl_save: enter\n";
2789		3713
2790	cf::sync_job {	3714	cf::sync_job {
		3715	# this is a trade-off: we want to be very quick here, so
		3716	# save all maps without fsync, and later call a global sync
		3717	# (which in turn might be very very slow)
		3718	local $USE_FSYNC = 0;
		3719
2791	# use a peculiar iteration method to avoid tripping on perl	3720	# use a peculiar iteration method to avoid tripping on perl
2792	# refcount bugs in for. also avoids problems with players	3721	# refcount bugs in for. also avoids problems with players
2793	# and maps saved/destroyed asynchronously.	3722	# and maps saved/destroyed asynchronously.
2794	warn "begin emergency player save\n";	3723	warn "emergency_perl_save: begin player save\n";
2795	for my $login (keys %cf::PLAYER) {	3724	for my $login (keys %cf::PLAYER) {
2796	my $pl = $cf::PLAYER{$login} or next;	3725	my $pl = $cf::PLAYER{$login} or next;
2797	$pl->valid or next;	3726	$pl->valid or next;
		3727	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2798	$pl->save;	3728	$pl->save;
2799	}	3729	}
2800	warn "end emergency player save\n";	3730	warn "emergency_perl_save: end player save\n";
2801		3731
2802	warn "begin emergency map save\n";	3732	warn "emergency_perl_save: begin map save\n";
2803	for my $path (keys %cf::MAP) {	3733	for my $path (keys %cf::MAP) {
2804	my $map = $cf::MAP{$path} or next;	3734	my $map = $cf::MAP{$path} or next;
2805	$map->valid or next;	3735	$map->valid or next;
2806	$map->save;	3736	$map->save;
2807	}	3737	}
2808	warn "end emergency map save\n";	3738	warn "emergency_perl_save: end map save\n";
2809		3739
2810	warn "begin emergency database checkpoint\n";	3740	warn "emergency_perl_save: begin database checkpoint\n";
2811	BDB::db_env_txn_checkpoint $DB_ENV;	3741	BDB::db_env_txn_checkpoint $DB_ENV;
2812	warn "end emergency database checkpoint\n";	3742	warn "emergency_perl_save: end database checkpoint\n";
		3743
		3744	warn "emergency_perl_save: begin write uuid\n";
		3745	write_uuid_sync 1;
		3746	warn "emergency_perl_save: end write uuid\n";
2813	};	3747	};
2814		3748
		3749	warn "emergency_perl_save: starting sync()\n";
		3750	IO::AIO::aio_sync sub {
		3751	warn "emergency_perl_save: finished sync()\n";
		3752	};
		3753
2815	warn "leave emergency perl save\n";	3754	warn "emergency_perl_save: leave\n";
2816	}	3755	}
2817		3756
2818	sub post_cleanup {	3757	sub post_cleanup {
2819	my ($make_core) = @_;	3758	my ($make_core) = @_;
2820		3759
2821	warn Carp::longmess "post_cleanup backtrace"	3760	warn Carp::longmess "post_cleanup backtrace"
2822	if $make_core;	3761	if $make_core;
		3762
		3763	my $fh = pidfile;
		3764	unlink $PIDFILE if <$fh> == $$;
		3765	}
		3766
		3767	# a safer delete_package, copied from Symbol
		3768	sub clear_package($) {
		3769	my $pkg = shift;
		3770
		3771	# expand to full symbol table name if needed
		3772	unless ($pkg =~ /^main::.*::$/) {
		3773	$pkg = "main$pkg" if $pkg =~ /^::/;
		3774	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3775	$pkg .= '::' unless $pkg =~ /::$/;
		3776	}
		3777
		3778	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3779	my $stem_symtab = *{$stem}{HASH};
		3780
		3781	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3782	or return;
		3783
		3784	# clear all symbols
		3785	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3786	for my $name (keys %$leaf_symtab) {
		3787	_gv_clear *{"$pkg$name"};
		3788	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3789	}
		3790	warn "cleared package $pkg\n";#d#
2823	}	3791	}
2824		3792
2825	sub do_reload_perl() {	3793	sub do_reload_perl() {
2826	# can/must only be called in main	3794	# can/must only be called in main
2827	if ($Coro::current != $Coro::main) {	3795	if ($Coro::current != $Coro::main) {
2828	warn "can only reload from main coroutine";	3796	warn "can only reload from main coroutine";
2829	return;	3797	return;
2830	}	3798	}
2831		3799
		3800	return if $RELOAD++;
		3801
		3802	my $t1 = AE::time;
		3803
		3804	while ($RELOAD) {
2832	warn "reloading...";	3805	warn "reloading...";
2833		3806
2834	warn "entering sync_job";	3807	warn "entering sync_job";
2835		3808
2836	cf::sync_job {	3809	cf::sync_job {
2837	cf::write_runtime; # external watchdog should not bark	3810	cf::write_runtime_sync; # external watchdog should not bark
2838	cf::emergency_save;	3811	cf::emergency_save;
2839	cf::write_runtime; # external watchdog should not bark	3812	cf::write_runtime_sync; # external watchdog should not bark
2840		3813
2841	warn "syncing database to disk";	3814	warn "syncing database to disk";
2842	BDB::db_env_txn_checkpoint $DB_ENV;	3815	BDB::db_env_txn_checkpoint $DB_ENV;
2843		3816
2844	# if anything goes wrong in here, we should simply crash as we already saved	3817	# if anything goes wrong in here, we should simply crash as we already saved
2845		3818
2846	warn "cancelling all WF_AUTOCANCEL watchers";
2847	for (Event::all_watchers) {
2848	$_->cancel if $_->data & WF_AUTOCANCEL;
2849	}
2850
2851	warn "flushing outstanding aio requests";	3819	warn "flushing outstanding aio requests";
2852	for (;;) {
2853	BDB::flush;
2854	IO::AIO::flush;
2855	Coro::cede;
2856	last unless IO::AIO::nreqs || BDB::nreqs;	3820	while (IO::AIO::nreqs || BDB::nreqs) {
2857	warn "iterate...";	3821	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
2858	}
2859
2860	++$RELOAD;
2861
2862	warn "cancelling all extension coros";
2863	$_->cancel for values %EXT_CORO;
2864	%EXT_CORO = ();
2865
2866	warn "removing commands";
2867	%COMMAND = ();
2868
2869	warn "removing ext commands";
2870	%EXTCMD = ();
2871
2872	warn "unloading/nuking all extensions";
2873	for my $pkg (@EXTS) {
2874	warn "... unloading $pkg";
2875
2876	if (my $cb = $pkg->can ("unload")) {
2877	eval {
2878	$cb->($pkg);
2879	1
2880	} or warn "$pkg unloaded, but with errors: $@";
2881	}	3822	}
2882		3823
2883	warn "... nuking $pkg";	3824	warn "cancelling all extension coros";
2884	Symbol::delete_package $pkg;	3825	$_->cancel for values %EXT_CORO;
2885	}	3826	%EXT_CORO = ();
2886		3827
2887	warn "unloading all perl modules loaded from $LIBDIR";	3828	warn "removing commands";
2888	while (my ($k, $v) = each %INC) {	3829	%COMMAND = ();
2889	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2890		3830
		3831	warn "removing ext/exti commands";
		3832	%EXTCMD = ();
		3833	%EXTICMD = ();
		3834
		3835	warn "unloading/nuking all extensions";
		3836	for my $pkg (@EXTS) {
2891	warn "... unloading $k";	3837	warn "... unloading $pkg";
2892	delete $INC{$k};
2893		3838
2894	$k =~ s/\.pm$//;
2895	$k =~ s/\//::/g;
2896
2897	if (my $cb = $k->can ("unload_module")) {	3839	if (my $cb = $pkg->can ("unload")) {
		3840	eval {
2898	$cb->();	3841	$cb->($pkg);
		3842	1
		3843	} or warn "$pkg unloaded, but with errors: $@";
		3844	}
		3845
		3846	warn "... clearing $pkg";
		3847	clear_package $pkg;
2899	}	3848	}
2900		3849
2901	Symbol::delete_package $k;	3850	warn "unloading all perl modules loaded from $LIBDIR";
		3851	while (my ($k, $v) = each %INC) {
		3852	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3853
		3854	warn "... unloading $k";
		3855	delete $INC{$k};
		3856
		3857	$k =~ s/\.pm$//;
		3858	$k =~ s/\//::/g;
		3859
		3860	if (my $cb = $k->can ("unload_module")) {
		3861	$cb->();
		3862	}
		3863
		3864	clear_package $k;
2902	}	3865	}
2903		3866
2904	warn "getting rid of safe::, as good as possible";	3867	warn "getting rid of safe::, as good as possible";
2905	Symbol::delete_package "safe::$_"	3868	clear_package "safe::$_"
2906	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3869	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2907		3870
2908	warn "unloading cf.pm \"a bit\"";	3871	warn "unloading cf.pm \"a bit\"";
2909	delete $INC{"cf.pm"};	3872	delete $INC{"cf.pm"};
2910	delete $INC{"cf/pod.pm"};	3873	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
2911		3874
2912	# don't, removes xs symbols, too,	3875	# don't, removes xs symbols, too,
2913	# and global variables created in xs	3876	# and global variables created in xs
2914	#Symbol::delete_package __PACKAGE__;	3877	#clear_package __PACKAGE__;
2915		3878
2916	warn "unload completed, starting to reload now";	3879	warn "unload completed, starting to reload now";
2917		3880
2918	warn "reloading cf.pm";	3881	warn "reloading cf.pm";
2919	require cf;	3882	require cf;
2920	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3883	cf::_connect_to_perl_1;
2921		3884
2922	warn "loading config and database again";	3885	warn "loading config and database again";
2923	cf::cfg_load;	3886	cf::reload_config;
2924		3887
2925	warn "loading extensions";	3888	warn "loading extensions";
2926	cf::load_extensions;	3889	cf::load_extensions;
2927		3890
		3891	if ($REATTACH_ON_RELOAD) {
2928	warn "reattaching attachments to objects/players";	3892	warn "reattaching attachments to objects/players";
2929	_global_reattach; # objects, sockets	3893	_global_reattach; # objects, sockets
2930	warn "reattaching attachments to maps";	3894	warn "reattaching attachments to maps";
2931	reattach $_ for values %MAP;	3895	reattach $_ for values %MAP;
2932	warn "reattaching attachments to players";	3896	warn "reattaching attachments to players";
2933	reattach $_ for values %PLAYER;	3897	reattach $_ for values %PLAYER;
		3898	}
2934		3899
		3900	warn "running post_init jobs";
		3901	(pop @POST_INIT)->(1) while @POST_INIT;
		3902
2935	warn "leaving sync_job";	3903	warn "leaving sync_job";
2936		3904
2937	1	3905	1
2938	} or do {	3906	} or do {
2939	warn $@;	3907	warn $@;
2940	warn "error while reloading, exiting.";	3908	cf::cleanup "error while reloading, exiting.";
2941	exit 1;
2942	};	3909	};
2943		3910
2944	warn "reloaded";	3911	warn "reloaded";
		3912	--$RELOAD;
		3913	}
		3914
		3915	$t1 = AE::time - $t1;
		3916	warn "reload completed in ${t1}s\n";
2945	};	3917	};
2946		3918
2947	our $RELOAD_WATCHER; # used only during reload	3919	our $RELOAD_WATCHER; # used only during reload
2948		3920
2949	sub reload_perl() {	3921	sub reload_perl() {
2950	# doing reload synchronously and two reloads happen back-to-back,	3922	# doing reload synchronously and two reloads happen back-to-back,
2951	# coro crashes during coro_state_free->destroy here.	3923	# coro crashes during coro_state_free->destroy here.
2952		3924
2953	$RELOAD_WATCHER ||= Event->timer (	3925	$RELOAD_WATCHER ||= cf::async {
2954	reentrant => 0,	3926	Coro::AIO::aio_wait cache_extensions;
2955	after => 0,	3927
2956	data => WF_AUTOCANCEL,	3928	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
2957	cb => sub {
2958	do_reload_perl;	3929	do_reload_perl;
2959	undef $RELOAD_WATCHER;	3930	undef $RELOAD_WATCHER;
2960	},	3931	};
2961	);	3932	};
2962	}	3933	}
2963		3934
2964	register_command "reload" => sub {	3935	register_command "reload" => sub {
2965	my ($who, $arg) = @_;	3936	my ($who, $arg) = @_;
2966		3937
2967	if ($who->flag (FLAG_WIZ)) {	3938	if ($who->flag (FLAG_WIZ)) {
2968	$who->message ("reloading server.");	3939	$who->message ("reloading server.");
		3940	async {
		3941	$Coro::current->{desc} = "perl_reload";
2969	async { reload_perl };	3942	reload_perl;
		3943	};
2970	}	3944	}
2971	};	3945	};
2972		3946
2973	unshift @INC, $LIBDIR;	3947	unshift @INC, $LIBDIR;
2974		3948
…		…
2976		3950
2977	our @WAIT_FOR_TICK;	3951	our @WAIT_FOR_TICK;
2978	our @WAIT_FOR_TICK_BEGIN;	3952	our @WAIT_FOR_TICK_BEGIN;
2979		3953
2980	sub wait_for_tick {	3954	sub wait_for_tick {
2981	return unless $TICK_WATCHER->is_active;
2982	return if $Coro::current == $Coro::main;	3955	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
2983		3956
2984	my $signal = new Coro::Signal;	3957	my $signal = new Coro::Signal;
2985	push @WAIT_FOR_TICK, $signal;	3958	push @WAIT_FOR_TICK, $signal;
2986	$signal->wait;	3959	$signal->wait;
2987	}	3960	}
2988		3961
2989	sub wait_for_tick_begin {	3962	sub wait_for_tick_begin {
2990	return unless $TICK_WATCHER->is_active;
2991	return if $Coro::current == $Coro::main;	3963	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
2992		3964
2993	my $signal = new Coro::Signal;	3965	my $signal = new Coro::Signal;
2994	push @WAIT_FOR_TICK_BEGIN, $signal;	3966	push @WAIT_FOR_TICK_BEGIN, $signal;
2995	$signal->wait;	3967	$signal->wait;
2996	}	3968	}
2997		3969
2998	my $min = 1e6;#d#	3970	sub tick {
2999	my $avg = 10;
3000	$TICK_WATCHER = Event->timer (
3001	reentrant => 0,
3002	parked => 1,
3003	prio => 0,
3004	at => $NEXT_TICK || $TICK,
3005	data => WF_AUTOCANCEL,
3006	cb => sub {
3007	if ($Coro::current != $Coro::main) {	3971	if ($Coro::current != $Coro::main) {
3008	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3972	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3009	unless ++$bug_warning > 10;	3973	unless ++$bug_warning > 10;
3010	return;	3974	return;
3011	}	3975	}
3012		3976
3013	$NOW = $tick_start = Event::time;
3014
3015	cf::server_tick; # one server iteration	3977	cf::server_tick; # one server iteration
3016		3978
3017	0 && sync_job {#d#	3979	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3018	for(1..10) {
3019	my $t = Event::time;
3020	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3021	or die;
3022		3980
3023	$map->width (50);	3981	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3024	$map->height (50);	3982	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3025	$map->alloc;	3983	Coro::async_pool {
3026	$map->_load_objects ("/tmp/x.map", 1);	3984	$Coro::current->{desc} = "runtime saver";
3027	my $t = Event::time - $t;	3985	write_runtime_sync
3028		3986	or warn "ERROR: unable to write runtime file: $!";
3029	#next unless $t < 0.0013;#d#
3030	if ($t < $min) {
3031	$min = $t;
3032	}
3033	$avg = $avg * 0.99 + $t * 0.01;
3034	}
3035	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3036	exit 0;
3037	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3038	};	3987	};
		3988	}
3039		3989
3040	$RUNTIME += $TICK;
3041	$NEXT_TICK += $TICK;
3042
3043	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3044	$NEXT_RUNTIME_WRITE = $NOW + 10;
3045	Coro::async_pool {
3046	write_runtime
3047	or warn "ERROR: unable to write runtime file: $!";
3048	};
3049	}
3050
3051	# my $AFTER = Event::time;
3052	# warn $AFTER - $NOW;#d#
3053
3054	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3990	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3055	$sig->send;	3991	$sig->send;
3056	}	3992	}
3057	while (my $sig = shift @WAIT_FOR_TICK) {	3993	while (my $sig = shift @WAIT_FOR_TICK) {
3058	$sig->send;	3994	$sig->send;
3059	}	3995	}
3060		3996
3061	$NOW = Event::time;	3997	$LOAD = ($NOW - $TICK_START) / $TICK;
3062
3063	# if we are delayed by four ticks or more, skip them all
3064	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3065
3066	$TICK_WATCHER->at ($NEXT_TICK);
3067	$TICK_WATCHER->start;
3068
3069	$LOAD = ($NOW - $tick_start) / $TICK;
3070	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3998	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3071		3999
3072	_post_tick;	4000	if (0) {
3073		4001	if ($NEXT_TICK) {
3074		4002	my $jitter = $TICK_START - $NEXT_TICK;
		4003	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4004	warn "jitter $JITTER\n";#d#
		4005	}
3075	},	4006	}
3076	);	4007	}
3077		4008
3078	{	4009	{
3079	BDB::max_poll_time $TICK * 0.1;	4010	# configure BDB
3080	$BDB_POLL_WATCHER = Event->io (	4011
3081	reentrant => 0,
3082	fd => BDB::poll_fileno,
3083	poll => 'r',
3084	prio => 0,
3085	data => WF_AUTOCANCEL,
3086	cb => \&BDB::poll_cb,
3087	);
3088	BDB::min_parallel 8;	4012	BDB::min_parallel 16;
3089		4013	BDB::max_poll_reqs $TICK * 0.1;
3090	BDB::set_sync_prepare {	4014	$AnyEvent::BDB::WATCHER->priority (1);
3091	my $status;
3092	my $current = $Coro::current;
3093	(
3094	sub {
3095	$status = $!;
3096	$current->ready; undef $current;
3097	},
3098	sub {
3099	Coro::schedule while defined $current;
3100	$! = $status;
3101	},
3102	)
3103	};
3104		4015
3105	unless ($DB_ENV) {	4016	unless ($DB_ENV) {
3106	$DB_ENV = BDB::db_env_create;	4017	$DB_ENV = BDB::db_env_create;
		4018	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4019	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4020	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4021	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4022	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3107		4023
3108	cf::sync_job {	4024	cf::sync_job {
3109	eval {	4025	eval {
3110	BDB::db_env_open	4026	BDB::db_env_open
3111	$DB_ENV,	4027	$DB_ENV,
…		…
3113	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4029	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3114	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4030	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3115	0666;	4031	0666;
3116		4032
3117	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4033	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3118
3119	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3120	$DB_ENV->set_lk_detect;
3121	};	4034	};
3122		4035
3123	cf::cleanup "db_env_open(db): $@" if $@;	4036	cf::cleanup "db_env_open(db): $@" if $@;
3124	};	4037	};
3125	}	4038	}
		4039
		4040	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4041	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4042	};
		4043	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4044	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4045	};
		4046	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4047	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4048	};
3126	}	4049	}
3127		4050
3128	{	4051	{
		4052	# configure IO::AIO
		4053
3129	IO::AIO::min_parallel 8;	4054	IO::AIO::min_parallel 8;
3130
3131	undef $Coro::AIO::WATCHER;
3132	IO::AIO::max_poll_time $TICK * 0.1;	4055	IO::AIO::max_poll_time $TICK * 0.1;
3133	$AIO_POLL_WATCHER = Event->io (	4056	undef $AnyEvent::AIO::WATCHER;
3134	reentrant => 0,
3135	data => WF_AUTOCANCEL,
3136	fd => IO::AIO::poll_fileno,
3137	poll => 'r',
3138	prio => 6,
3139	cb => \&IO::AIO::poll_cb,
3140	);
3141	}	4057	}
3142		4058
3143	my $_log_backtrace;	4059	my $_log_backtrace;
3144		4060
3145	sub _log_backtrace {	4061	sub _log_backtrace {
…		…
3148	$msg =~ s/\n//;	4064	$msg =~ s/\n//;
3149		4065
3150	# limit the # of concurrent backtraces	4066	# limit the # of concurrent backtraces
3151	if ($_log_backtrace < 2) {	4067	if ($_log_backtrace < 2) {
3152	++$_log_backtrace;	4068	++$_log_backtrace;
		4069	my $perl_bt = Carp::longmess $msg;
3153	async {	4070	async {
		4071	$Coro::current->{desc} = "abt $msg";
		4072
3154	my @bt = fork_call {	4073	my @bt = fork_call {
3155	@addr = map { sprintf "%x", $_ } @addr;	4074	@addr = map { sprintf "%x", $_ } @addr;
3156	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4075	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3157	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4076	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3158	or die "addr2line: $!";	4077	or die "addr2line: $!";
…		…
3166	}	4085	}
3167		4086
3168	@funcs	4087	@funcs
3169	};	4088	};
3170		4089
3171	LOG llevInfo, "[ABT] $msg\n";	4090	LOG llevInfo, "[ABT] $perl_bt\n";
		4091	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3172	LOG llevInfo, "[ABT] $_\n" for @bt;	4092	LOG llevInfo, "[ABT] $_\n" for @bt;
3173	--$_log_backtrace;	4093	--$_log_backtrace;
3174	};	4094	};
3175	} else {	4095	} else {
3176	LOG llevInfo, "[ABT] $msg\n";	4096	LOG llevInfo, "[ABT] $msg\n";
3177	LOG llevInfo, "[ABT] [suppressed]\n";	4097	LOG llevInfo, "[ABT] [suppressed]\n";
3178	}	4098	}
3179	}	4099	}
3180		4100
3181	# load additional modules	4101	# load additional modules
3182	use cf::pod;	4102	require "cf/$_.pm" for @EXTRA_MODULES;
		4103	cf::_connect_to_perl_2;
3183		4104
3184	END { cf::emergency_save }	4105	END { cf::emergency_save }
3185		4106
3186	1	4107	1
3187		4108

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