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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.285 by root, Sun Jun 24 04:21:42 2007 UTC vs.
Revision 1.521 by root, Fri Apr 16 23:28:42 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
1133	warn "mandatory extension failed to load, exiting.\n";	1442	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1134	exit 1;	1443	delete $todo{$k};
1135	}	1444	} else {
1136		1445	$done{$k} = delete $todo{$k};
1137	warn $msg;	1446	push @EXTS, $v->{pkg};
		1447	$progress = 1;
		1448
		1449	warn "$v->{base}: extension inactive.\n"
		1450	unless $active;
1138	}	1451	}
1139
1140	$done{$k} = delete $todo{$k};
1141	push @EXTS, $v->{pkg};
1142	$progress = 1;
1143	}	1452	}
1144		1453
1145	skip:	1454	unless ($progress) {
1146	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1455	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1147	unless $progress;	1456
		1457	while (my ($k, $v) = each %todo) {
		1458	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1459	if exists $v->{meta}{mandatory};
		1460	}
		1461	}
1148	}	1462	}
1149	};	1463	};
1150	}	1464	}
1151		1465
1152	#############################################################################	1466	#############################################################################
1153		1467
1154	=back	1468	=back
1155		1469
1156	=head2 CORE EXTENSIONS	1470	=head2 CORE EXTENSIONS
1157		1471
1158	Functions and methods that extend core crossfire objects.	1472	Functions and methods that extend core deliantra objects.
1159		1473
1160	=cut	1474	=cut
1161		1475
1162	package cf::player;	1476	package cf::player;
1163		1477
1164	use Coro::AIO;	1478	use Coro::AIO;
1165		1479
1166	=head3 cf::player	1480	=head3 cf::player
1167		1481
1168	=over 4	1482	=over 4
		1483
		1484	=item cf::player::num_playing
		1485
		1486	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1487
		1488	=cut
		1489
		1490	sub num_playing {
		1491	scalar grep
		1492	$_->ob->map
		1493	&& !$_->hidden
		1494	&& !$_->ob->flag (cf::FLAG_WIZ),
		1495	cf::player::list
		1496	}
1169		1497
1170	=item cf::player::find $login	1498	=item cf::player::find $login
1171		1499
1172	Returns the given player object, loading it if necessary (might block).	1500	Returns the given player object, loading it if necessary (might block).
1173		1501
…		…
1192		1520
1193	sub exists($) {	1521	sub exists($) {
1194	my ($login) = @_;	1522	my ($login) = @_;
1195		1523
1196	$cf::PLAYER{$login}	1524	$cf::PLAYER{$login}
1197	or cf::sync_job { !aio_stat path $login }	1525	or !aio_stat path $login
1198	}	1526	}
1199		1527
1200	sub find($) {	1528	sub find($) {
1201	return $cf::PLAYER{$_[0]} || do {	1529	return $cf::PLAYER{$_[0]} || do {
1202	my $login = $_[0];	1530	my $login = $_[0];
…		…
1209	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1537	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1210	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1538	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1211	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1539	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1212	aio_unlink +(playerdir $login) . "/$login.pl";	1540	aio_unlink +(playerdir $login) . "/$login.pl";
1213		1541
1214	my $pl = load_pl path $login	1542	my $f = new_from_file cf::object::thawer path $login
1215	or return;	1543	or return;
		1544
		1545	my $pl = cf::player::load_pl $f
		1546	or return;
		1547
		1548	local $cf::PLAYER_LOADING{$login} = $pl;
		1549	$f->resolve_delayed_derefs;
1216	$cf::PLAYER{$login} = $pl	1550	$cf::PLAYER{$login} = $pl
1217	}	1551	}
1218	}	1552	}
1219	}	1553	}
		1554
		1555	cf::player->attach (
		1556	on_load => sub {
		1557	my ($pl, $path) = @_;
		1558
		1559	# restore slots saved in save, below
		1560	my $slots = delete $pl->{_slots};
		1561
		1562	$pl->ob->current_weapon ($slots->[0]);
		1563	$pl->combat_ob ($slots->[1]);
		1564	$pl->ranged_ob ($slots->[2]);
		1565	},
		1566	);
1220		1567
1221	sub save($) {	1568	sub save($) {
1222	my ($pl) = @_;	1569	my ($pl) = @_;
1223		1570
1224	return if $pl->{deny_save};	1571	return if $pl->{deny_save};
…		…
1229	return if $pl->{deny_save};	1576	return if $pl->{deny_save};
1230		1577
1231	aio_mkdir playerdir $pl, 0770;	1578	aio_mkdir playerdir $pl, 0770;
1232	$pl->{last_save} = $cf::RUNTIME;	1579	$pl->{last_save} = $cf::RUNTIME;
1233		1580
		1581	cf::get_slot 0.01;
		1582
		1583	# save slots, to be restored later
		1584	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1585
1234	$pl->save_pl ($path);	1586	$pl->save_pl ($path);
1235	Coro::cede;	1587	cf::cede_to_tick;
1236	}	1588	}
1237		1589
1238	sub new($) {	1590	sub new($) {
1239	my ($login) = @_;	1591	my ($login) = @_;
1240		1592
…		…
1246	$cf::PLAYER{$login} = $self;	1598	$cf::PLAYER{$login} = $self;
1247		1599
1248	$self	1600	$self
1249	}	1601	}
1250		1602
		1603	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1604
		1605	=cut
		1606
		1607	sub send_msg {
		1608	my $ns = shift->ns
		1609	or return;
		1610	$ns->send_msg (@_);
		1611	}
		1612
1251	=item $pl->quit_character	1613	=item $pl->quit_character
1252		1614
1253	Nukes the player without looking back. If logged in, the connection will	1615	Nukes the player without looking back. If logged in, the connection will
1254	be destroyed. May block for a long time.	1616	be destroyed. May block for a long time.
1255		1617
…		…
1259	my ($pl) = @_;	1621	my ($pl) = @_;
1260		1622
1261	my $name = $pl->ob->name;	1623	my $name = $pl->ob->name;
1262		1624
1263	$pl->{deny_save} = 1;	1625	$pl->{deny_save} = 1;
1264	$pl->password ("*"); # this should lock out the player until we nuked the dir	1626	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1265		1627
1266	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1628	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1267	$pl->deactivate;	1629	$pl->deactivate;
		1630	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1631	$pl->ob->check_score;
1268	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1632	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1269	$pl->ns->destroy if $pl->ns;	1633	$pl->ns->destroy if $pl->ns;
1270		1634
1271	my $path = playerdir $pl;	1635	my $path = playerdir $pl;
1272	my $temp = "$path~$cf::RUNTIME~deleting~";	1636	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1308	or return [];	1672	or return [];
1309		1673
1310	my @logins;	1674	my @logins;
1311		1675
1312	for my $login (@$dirs) {	1676	for my $login (@$dirs) {
		1677	my $path = path $login;
		1678
		1679	# a .pst is a dead give-away for a valid player
		1680	# if no pst file found, open and chekc for blocked users
		1681	if (aio_stat "$path.pst") {
1313	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1682	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1314	aio_read $fh, 0, 512, my $buf, 0 or next;	1683	aio_read $fh, 0, 512, my $buf, 0 or next;
1315	$buf !~ /^password -------------$/m or next; # official not-valid tag	1684	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1685	}
1316		1686
1317	utf8::decode $login;	1687	utf8::decode $login;
1318	push @logins, $login;	1688	push @logins, $login;
1319	}	1689	}
1320		1690
…		…
1347	}	1717	}
1348		1718
1349	\@paths	1719	\@paths
1350	}	1720	}
1351		1721
1352	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1722	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1353		1723
1354	Expand crossfire pod fragments into protocol xml.	1724	Expand deliantra pod fragments into protocol xml.
1355		1725
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)	1726	=item $player->ext_reply ($msgid, @msg)
1386		1727
1387	Sends an ext reply to the player.	1728	Sends an ext reply to the player.
1388		1729
1389	=cut	1730	=cut
1390		1731
1391	sub ext_reply($$%) {	1732	sub ext_reply($$@) {
1392	my ($self, $id, %msg) = @_;	1733	my ($self, $id, @msg) = @_;
1393		1734
1394	$msg{msgid} = $id;	1735	$self->ns->ext_reply ($id, @msg)
1395
1396	$self->send ("ext " . cf::to_json \%msg);
1397	}	1736	}
1398		1737
1399	=item $player->ext_event ($type, %msg)	1738	=item $player->ext_msg ($type, @msg)
1400		1739
1401	Sends an ext event to the client.	1740	Sends an ext event to the client.
1402		1741
1403	=cut	1742	=cut
1404		1743
1405	sub ext_event($$%) {	1744	sub ext_msg($$@) {
1406	my ($self, $type, %msg) = @_;	1745	my ($self, $type, @msg) = @_;
1407		1746
1408	$self->ns->ext_event ($type, %msg);	1747	$self->ns->ext_msg ($type, @msg);
1409	}	1748	}
1410		1749
1411	=head3 cf::region	1750	=head3 cf::region
1412		1751
1413	=over 4	1752	=over 4
…		…
1426	my ($path) = @_;	1765	my ($path) = @_;
1427		1766
1428	my ($match, $specificity);	1767	my ($match, $specificity);
1429		1768
1430	for my $region (list) {	1769	for my $region (list) {
1431	if ($region->match && $path =~ $region->match) {	1770	if ($region->{match} && $path =~ $region->{match}) {
1432	($match, $specificity) = ($region, $region->specificity)	1771	($match, $specificity) = ($region, $region->specificity)
1433	if $region->specificity > $specificity;	1772	if $region->specificity > $specificity;
1434	}	1773	}
1435	}	1774	}
1436		1775
…		…
1457	our $MAX_RESET = 3600;	1796	our $MAX_RESET = 3600;
1458	our $DEFAULT_RESET = 3000;	1797	our $DEFAULT_RESET = 3000;
1459		1798
1460	sub generate_random_map {	1799	sub generate_random_map {
1461	my ($self, $rmp) = @_;	1800	my ($self, $rmp) = @_;
		1801
		1802	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1803
1462	# mit "rum" bekleckern, nicht	1804	# mit "rum" bekleckern, nicht
1463	$self->_create_random_map (	1805	$self->_create_random_map (
1464	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1806	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1465	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1807	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1466	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1808	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1467	$rmp->{exit_on_final_map},	1809	$rmp->{exit_on_final_map},
1468	$rmp->{xsize}, $rmp->{ysize},	1810	$rmp->{xsize}, $rmp->{ysize},
1469	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1811	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1470	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1812	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1556	$self->init; # pass $1 etc.	1898	$self->init; # pass $1 etc.
1557	return $self;	1899	return $self;
1558	}	1900	}
1559	}	1901	}
1560		1902
1561	Carp::carp "unable to resolve path '$path' (base '$base').";	1903	Carp::cluck "unable to resolve path '$path' (base '$base').";
1562	()	1904	()
1563	}	1905	}
1564		1906
1565	sub init {	1907	sub init {
1566	my ($self) = @_;	1908	my ($self) = @_;
…		…
1588		1930
1589	# the temporary/swap location	1931	# the temporary/swap location
1590	sub save_path {	1932	sub save_path {
1591	my ($self) = @_;	1933	my ($self) = @_;
1592		1934
1593	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1935	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1594	"$TMPDIR/$path.map"	1936	"$TMPDIR/$path.map"
1595	}	1937	}
1596		1938
1597	# the unique path, undef == no special unique path	1939	# the unique path, undef == no special unique path
1598	sub uniq_path {	1940	sub uniq_path {
1599	my ($self) = @_;	1941	my ($self) = @_;
1600		1942
1601	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1943	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1602	"$UNIQUEDIR/$path"	1944	"$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	}	1945	}
1613		1946
1614	sub decay_objects {	1947	sub decay_objects {
1615	my ($self) = @_;	1948	my ($self) = @_;
1616		1949
…		…
1629		1962
1630	sub load_header_from($) {	1963	sub load_header_from($) {
1631	my ($self, $path) = @_;	1964	my ($self, $path) = @_;
1632		1965
1633	utf8::encode $path;	1966	utf8::encode $path;
1634	#aio_open $path, O_RDONLY, 0	1967	my $f = new_from_file cf::object::thawer $path
1635	# or return;
1636
1637	$self->_load_header ($path)
1638	or return;	1968	or return;
		1969
		1970	$self->_load_header ($f)
		1971	or return;
		1972
		1973	local $MAP_LOADING{$self->{path}} = $self;
		1974	$f->resolve_delayed_derefs;
1639		1975
1640	$self->{load_path} = $path;	1976	$self->{load_path} = $path;
1641		1977
1642	1	1978	1
1643	}	1979	}
…		…
1697	sub find {	2033	sub find {
1698	my ($path, $origin) = @_;	2034	my ($path, $origin) = @_;
1699		2035
1700	$path = normalise $path, $origin && $origin->path;	2036	$path = normalise $path, $origin && $origin->path;
1701		2037
		2038	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1702	cf::lock_wait "map_find:$path";	2039	my $guard2 = cf::lock_acquire "map_find:$path";
1703		2040
1704	$cf::MAP{$path} || do {	2041	$cf::MAP{$path} || do {
1705	my $guard = cf::lock_acquire "map_find:$path";
1706	my $map = new_from_path cf::map $path	2042	my $map = new_from_path cf::map $path
1707	or return;	2043	or return;
1708		2044
1709	$map->{last_save} = $cf::RUNTIME;	2045	$map->{last_save} = $cf::RUNTIME;
1710		2046
…		…
1712	or return;	2048	or return;
1713		2049
1714	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2050	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1715	# doing this can freeze the server in a sync job, obviously	2051	# doing this can freeze the server in a sync job, obviously
1716	#$cf::WAIT_FOR_TICK->wait;	2052	#$cf::WAIT_FOR_TICK->wait;
		2053	undef $guard2;
		2054	undef $guard1;
1717	$map->reset;	2055	$map->reset;
1718	undef $guard;
1719	return find $path;	2056	return find $path;
1720	}	2057	}
1721		2058
1722	$cf::MAP{$path} = $map	2059	$cf::MAP{$path} = $map
1723	}	2060	}
1724	}	2061	}
1725		2062
1726	sub pre_load { }	2063	sub pre_load { }
1727	sub post_load { }	2064	#sub post_load { } # XS
1728		2065
1729	sub load {	2066	sub load {
1730	my ($self) = @_;	2067	my ($self) = @_;
1731		2068
1732	local $self->{deny_reset} = 1; # loading can take a long time	2069	local $self->{deny_reset} = 1; # loading can take a long time
1733		2070
1734	my $path = $self->{path};	2071	my $path = $self->{path};
1735		2072
1736	{	2073	{
1737	my $guard = cf::lock_acquire "map_load:$path";	2074	my $guard = cf::lock_acquire "map_data:$path";
1738		2075
		2076	return unless $self->valid;
1739	return if $self->in_memory != cf::MAP_SWAPPED;	2077	return unless $self->in_memory == cf::MAP_SWAPPED;
1740		2078
1741	$self->in_memory (cf::MAP_LOADING);	2079	$self->in_memory (cf::MAP_LOADING);
1742		2080
1743	$self->alloc;	2081	$self->alloc;
1744		2082
1745	$self->pre_load;	2083	$self->pre_load;
1746	Coro::cede;	2084	cf::cede_to_tick;
1747		2085
		2086	my $f = new_from_file cf::object::thawer $self->{load_path};
		2087	$f->skip_block;
1748	$self->_load_objects ($self->{load_path}, 1)	2088	$self->_load_objects ($f)
1749	or return;	2089	or return;
1750		2090
1751	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2091	$self->post_load_original
1752	if delete $self->{load_original};	2092	if delete $self->{load_original};
1753		2093
1754	if (my $uniq = $self->uniq_path) {	2094	if (my $uniq = $self->uniq_path) {
1755	utf8::encode $uniq;	2095	utf8::encode $uniq;
1756	if (aio_open $uniq, O_RDONLY, 0) {	2096	unless (aio_stat $uniq) {
		2097	if (my $f = new_from_file cf::object::thawer $uniq) {
1757	$self->clear_unique_items;	2098	$self->clear_unique_items;
1758	$self->_load_objects ($uniq, 0);	2099	$self->_load_objects ($f);
		2100	$f->resolve_delayed_derefs;
		2101	}
1759	}	2102	}
1760	}	2103	}
1761		2104
1762	Coro::cede;	2105	$f->resolve_delayed_derefs;
		2106
		2107	cf::cede_to_tick;
1763	# now do the right thing for maps	2108	# now do the right thing for maps
1764	$self->link_multipart_objects;	2109	$self->link_multipart_objects;
1765	$self->difficulty ($self->estimate_difficulty)	2110	$self->difficulty ($self->estimate_difficulty)
1766	unless $self->difficulty;	2111	unless $self->difficulty;
1767	Coro::cede;	2112	cf::cede_to_tick;
1768		2113
1769	unless ($self->{deny_activate}) {	2114	unless ($self->{deny_activate}) {
1770	$self->decay_objects;	2115	$self->decay_objects;
1771	$self->fix_auto_apply;	2116	$self->fix_auto_apply;
1772	$self->update_buttons;	2117	$self->update_buttons;
1773	Coro::cede;	2118	cf::cede_to_tick;
1774	$self->set_darkness_map;
1775	Coro::cede;
1776	$self->activate;	2119	$self->activate;
1777	}	2120	}
1778		2121
		2122	$self->{last_save} = $cf::RUNTIME;
		2123	$self->last_access ($cf::RUNTIME);
		2124
1779	$self->in_memory (cf::MAP_IN_MEMORY);	2125	$self->in_memory (cf::MAP_ACTIVE);
1780	}	2126	}
1781		2127
1782	$self->post_load;	2128	$self->post_load;
1783	}	2129	}
1784		2130
		2131	# customize the map for a given player, i.e.
		2132	# return the _real_ map. used by e.g. per-player
		2133	# maps to change the path to ~playername/mappath
1785	sub customise_for {	2134	sub customise_for {
1786	my ($self, $ob) = @_;	2135	my ($self, $ob) = @_;
1787		2136
1788	return find "~" . $ob->name . "/" . $self->{path}	2137	return find "~" . $ob->name . "/" . $self->{path}
1789	if $self->per_player;	2138	if $self->per_player;
…		…
1793		2142
1794	$self	2143	$self
1795	}	2144	}
1796		2145
1797	# find and load all maps in the 3x3 area around a map	2146	# find and load all maps in the 3x3 area around a map
1798	sub load_diag {	2147	sub load_neighbours {
1799	my ($map) = @_;	2148	my ($map) = @_;
1800		2149
1801	my @diag; # diagonal neighbours	2150	my @neigh; # diagonal neighbours
1802		2151
1803	for (0 .. 3) {	2152	for (0 .. 3) {
1804	my $neigh = $map->tile_path ($_)	2153	my $neigh = $map->tile_path ($_)
1805	or next;	2154	or next;
1806	$neigh = find $neigh, $map	2155	$neigh = find $neigh, $map
1807	or next;	2156	or next;
1808	$neigh->load;	2157	$neigh->load;
1809		2158
		2159	push @neigh,
1810	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2160	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1811	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2161	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1812	}	2162	}
1813		2163
1814	for (@diag) {	2164	for (grep defined $_->[0], @neigh) {
		2165	my ($path, $origin) = @$_;
1815	my $neigh = find @$_	2166	my $neigh = find $path, $origin
1816	or next;	2167	or next;
1817	$neigh->load;	2168	$neigh->load;
1818	}	2169	}
1819	}	2170	}
1820		2171
…		…
1825	}	2176	}
1826		2177
1827	sub do_load_sync {	2178	sub do_load_sync {
1828	my ($map) = @_;	2179	my ($map) = @_;
1829		2180
		2181	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2182	if $Coro::current == $Coro::main;
		2183
1830	cf::sync_job { $map->load };	2184	cf::sync_job { $map->load };
1831	}	2185	}
1832		2186
1833	our %MAP_PREFETCH;	2187	our %MAP_PREFETCH;
1834	our $MAP_PREFETCHER = undef;	2188	our $MAP_PREFETCHER = undef;
1835		2189
1836	sub find_async {	2190	sub find_async {
1837	my ($path, $origin) = @_;	2191	my ($path, $origin, $load) = @_;
1838		2192
1839	$path = normalise $path, $origin && $origin->{path};	2193	$path = normalise $path, $origin && $origin->{path};
1840		2194
1841	if (my $map = $cf::MAP{$path}) {	2195	if (my $map = $cf::MAP{$path}) {
1842	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2196	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1843	}	2197	}
1844		2198
1845	undef $MAP_PREFETCH{$path};	2199	$MAP_PREFETCH{$path} |= $load;
		2200
1846	$MAP_PREFETCHER ||= cf::async {	2201	$MAP_PREFETCHER ||= cf::async {
		2202	$Coro::current->{desc} = "map prefetcher";
		2203
1847	while (%MAP_PREFETCH) {	2204	while (%MAP_PREFETCH) {
1848	for my $path (keys %MAP_PREFETCH) {	2205	while (my ($k, $v) = each %MAP_PREFETCH) {
1849	my $map = find $path	2206	if (my $map = find $k) {
1850	or next;
1851	$map->load;	2207	$map->load if $v;
		2208	}
1852		2209
1853	delete $MAP_PREFETCH{$path};	2210	delete $MAP_PREFETCH{$k};
1854	}	2211	}
1855	}	2212	}
1856	undef $MAP_PREFETCHER;	2213	undef $MAP_PREFETCHER;
1857	};	2214	};
1858	$MAP_PREFETCHER->prio (6);	2215	$MAP_PREFETCHER->prio (6);
1859		2216
1860	()	2217	()
1861	}	2218	}
1862		2219
		2220	# common code, used by both ->save and ->swapout
1863	sub save {	2221	sub _save {
1864	my ($self) = @_;	2222	my ($self) = @_;
1865
1866	my $lock = cf::lock_acquire "map_data:" . $self->path;
1867		2223
1868	$self->{last_save} = $cf::RUNTIME;	2224	$self->{last_save} = $cf::RUNTIME;
1869		2225
1870	return unless $self->dirty;	2226	return unless $self->dirty;
1871		2227
…		…
1877	return if $self->{deny_save};	2233	return if $self->{deny_save};
1878		2234
1879	local $self->{last_access} = $self->last_access;#d#	2235	local $self->{last_access} = $self->last_access;#d#
1880		2236
1881	cf::async {	2237	cf::async {
		2238	$Coro::current->{desc} = "map player save";
1882	$_->contr->save for $self->players;	2239	$_->contr->save for $self->players;
1883	};	2240	};
		2241
		2242	cf::get_slot 0.02;
1884		2243
1885	if ($uniq) {	2244	if ($uniq) {
1886	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2245	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1887	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2246	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1888	} else {	2247	} else {
1889	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2248	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1890	}	2249	}
1891	}	2250	}
1892		2251
		2252	sub save {
		2253	my ($self) = @_;
		2254
		2255	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2256
		2257	$self->_save;
		2258	}
		2259
1893	sub swap_out {	2260	sub swap_out {
1894	my ($self) = @_;	2261	my ($self) = @_;
1895		2262
1896	# save first because save cedes
1897	$self->save;
1898
1899	my $lock = cf::lock_acquire "map_data:" . $self->path;	2263	my $lock = cf::lock_acquire "map_data:$self->{path}";
1900		2264
		2265	return if $self->in_memory != cf::MAP_ACTIVE;
		2266	return if $self->{deny_save};
1901	return if $self->players;	2267	return if $self->players;
1902	return if $self->in_memory != cf::MAP_IN_MEMORY;
1903	return if $self->{deny_save};
1904		2268
		2269	# first deactivate the map and "unlink" it from the core
		2270	$self->deactivate;
		2271	$_->clear_links_to ($self) for values %cf::MAP;
		2272	$self->in_memory (cf::MAP_SWAPPED);
		2273
		2274	# then atomically save
		2275	$self->_save;
		2276
		2277	# then free the map
1905	$self->clear;	2278	$self->clear;
1906	$self->in_memory (cf::MAP_SWAPPED);
1907	}	2279	}
1908		2280
1909	sub reset_at {	2281	sub reset_at {
1910	my ($self) = @_;	2282	my ($self) = @_;
1911		2283
…		…
1929		2301
1930	my $lock = cf::lock_acquire "map_data:$self->{path}";	2302	my $lock = cf::lock_acquire "map_data:$self->{path}";
1931		2303
1932	return if $self->players;	2304	return if $self->players;
1933		2305
1934	warn "resetting map ", $self->path;	2306	warn "resetting map ", $self->path, "\n";
1935		2307
1936	$self->in_memory (cf::MAP_SWAPPED);	2308	$self->in_memory (cf::MAP_SWAPPED);
1937		2309
1938	# need to save uniques path	2310	# need to save uniques path
1939	unless ($self->{deny_save}) {	2311	unless ($self->{deny_save}) {
…		…
1943	if $uniq;	2315	if $uniq;
1944	}	2316	}
1945		2317
1946	delete $cf::MAP{$self->path};	2318	delete $cf::MAP{$self->path};
1947		2319
		2320	$self->deactivate;
		2321	$_->clear_links_to ($self) for values %cf::MAP;
1948	$self->clear;	2322	$self->clear;
1949
1950	$_->clear_links_to ($self) for values %cf::MAP;
1951		2323
1952	$self->unlink_save;	2324	$self->unlink_save;
1953	$self->destroy;	2325	$self->destroy;
1954	}	2326	}
1955		2327
1956	my $nuke_counter = "aaaa";	2328	my $nuke_counter = "aaaa";
1957		2329
1958	sub nuke {	2330	sub nuke {
1959	my ($self) = @_;	2331	my ($self) = @_;
1960		2332
		2333	{
		2334	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2335
1961	delete $cf::MAP{$self->path};	2336	delete $cf::MAP{$self->path};
1962		2337
1963	$self->unlink_save;	2338	$self->unlink_save;
1964		2339
1965	bless $self, "cf::map";	2340	bless $self, "cf::map";
1966	delete $self->{deny_reset};	2341	delete $self->{deny_reset};
1967	$self->{deny_save} = 1;	2342	$self->{deny_save} = 1;
1968	$self->reset_timeout (1);	2343	$self->reset_timeout (1);
1969	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2344	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
1970		2345
1971	$cf::MAP{$self->path} = $self;	2346	$cf::MAP{$self->path} = $self;
		2347	}
1972		2348
1973	$self->reset; # polite request, might not happen	2349	$self->reset; # polite request, might not happen
1974	}	2350	}
1975		2351
1976	=item $maps = cf::map::tmp_maps	2352	=item $maps = cf::map::tmp_maps
…		…
2018		2394
2019	sub unique_maps() {	2395	sub unique_maps() {
2020	[	2396	[
2021	map {	2397	map {
2022	utf8::decode $_;	2398	utf8::decode $_;
2023	/\.map$/	2399	s/\.map$//; # TODO future compatibility hack
		2400	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2401	? ()
2024	? normalise $_	2402	: normalise $_
2025	: ()
2026	} @{ aio_readdir $UNIQUEDIR or [] }	2403	} @{ aio_readdir $UNIQUEDIR or [] }
2027	]	2404	]
2028	}	2405	}
2029		2406
2030	package cf;	2407	=item cf::map::static_maps
		2408
		2409	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2410	file in the shared directory excluding F</styles> and F</editor>). May
		2411	block.
		2412
		2413	=cut
		2414
		2415	sub static_maps() {
		2416	my @dirs = "";
		2417	my @maps;
		2418
		2419	while (@dirs) {
		2420	my $dir = shift @dirs;
		2421
		2422	next if $dir eq "/styles" || $dir eq "/editor";
		2423
		2424	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2425	or return;
		2426
		2427	for (@$files) {
		2428	s/\.map$// or next;
		2429	utf8::decode $_;
		2430	push @maps, "$dir/$_";
		2431	}
		2432
		2433	push @dirs, map "$dir/$_", @$dirs;
		2434	}
		2435
		2436	\@maps
		2437	}
2031		2438
2032	=back	2439	=back
2033		2440
2034	=head3 cf::object	2441	=head3 cf::object
2035		2442
…		…
2039		2446
2040	=over 4	2447	=over 4
2041		2448
2042	=item $ob->inv_recursive	2449	=item $ob->inv_recursive
2043		2450
2044	Returns the inventory of the object _and_ their inventories, recursively.	2451	Returns the inventory of the object I<and> their inventories, recursively,
		2452	but I<not> the object itself.
2045		2453
2046	=cut	2454	=cut
2047		2455
2048	sub inv_recursive_;	2456	sub inv_recursive_;
2049	sub inv_recursive_ {	2457	sub inv_recursive_ {
…		…
2052		2460
2053	sub inv_recursive {	2461	sub inv_recursive {
2054	inv_recursive_ inv $_[0]	2462	inv_recursive_ inv $_[0]
2055	}	2463	}
2056		2464
		2465	=item $ref = $ob->ref
		2466
		2467	Creates and returns a persistent reference to an object that can be stored as a string.
		2468
		2469	=item $ob = cf::object::deref ($refstring)
		2470
		2471	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2472	even if the object actually exists. May block.
		2473
		2474	=cut
		2475
		2476	sub deref {
		2477	my ($ref) = @_;
		2478
		2479	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2480	my ($uuid, $name) = ($1, $2);
		2481	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2482	or return;
		2483	$pl->ob->uuid eq $uuid
		2484	or return;
		2485
		2486	$pl->ob
		2487	} else {
		2488	warn "$ref: cannot resolve object reference\n";
		2489	undef
		2490	}
		2491	}
		2492
2057	package cf;	2493	package cf;
2058		2494
2059	=back	2495	=back
2060		2496
2061	=head3 cf::object::player	2497	=head3 cf::object::player
…		…
2067	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2503	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	2504	can be C<undef>. Does the right thing when the player is currently in a
2069	dialogue with the given NPC character.	2505	dialogue with the given NPC character.
2070		2506
2071	=cut	2507	=cut
		2508
		2509	our $SAY_CHANNEL = {
		2510	id => "say",
		2511	title => "Map",
		2512	reply => "say ",
		2513	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2514	};
		2515
		2516	our $CHAT_CHANNEL = {
		2517	id => "chat",
		2518	title => "Chat",
		2519	reply => "chat ",
		2520	tooltip => "Player chat and shouts, global to the server.",
		2521	};
2072		2522
2073	# rough implementation of a future "reply" method that works	2523	# rough implementation of a future "reply" method that works
2074	# with dialog boxes.	2524	# with dialog boxes.
2075	#TODO: the first argument must go, split into a $npc->reply_to ( method	2525	#TODO: the first argument must go, split into a $npc->reply_to ( method
2076	sub cf::object::player::reply($$$;$) {	2526	sub cf::object::player::reply($$$;$) {
…		…
2083		2533
2084	} else {	2534	} else {
2085	my $pl = $self->contr;	2535	my $pl = $self->contr;
2086		2536
2087	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2537	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2088	my $diag = $pl->{npc_dialog};	2538	my $dialog = $pl->{npc_dialog};
2089	$diag->{pl}->ext_reply (	2539	$dialog->{pl}->ext_msg ($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		2540
2096	} else {	2541	} else {
2097	$msg = $npc->name . " says: $msg" if $npc;	2542	$msg = $npc->name . " says: $msg" if $npc;
2098	$self->message ($msg, $flags);	2543	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2099	}	2544	}
2100	}	2545	}
		2546	}
		2547
		2548	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2549
		2550	=cut
		2551
		2552	sub cf::object::send_msg {
		2553	my $pl = shift->contr
		2554	or return;
		2555	$pl->send_msg (@_);
2101	}	2556	}
2102		2557
2103	=item $player_object->may ("access")	2558	=item $player_object->may ("access")
2104		2559
2105	Returns wether the given player is authorized to access resource "access"	2560	Returns wether the given player is authorized to access resource "access"
…		…
2118		2573
2119	=item $player_object->enter_link	2574	=item $player_object->enter_link
2120		2575
2121	Freezes the player and moves him/her to a special map (C<{link}>).	2576	Freezes the player and moves him/her to a special map (C<{link}>).
2122		2577
2123	The player should be reasonably safe there for short amounts of time. You	2578	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.	2579	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2580	though, as the palyer cannot control the character while it is on the link
		2581	map.
2125		2582
2126	Will never block.	2583	Will never block.
2127		2584
2128	=item $player_object->leave_link ($map, $x, $y)	2585	=item $player_object->leave_link ($map, $x, $y)
2129		2586
…		…
2154	return if UNIVERSAL::isa $self->map, "ext::map_link";	2611	return if UNIVERSAL::isa $self->map, "ext::map_link";
2155		2612
2156	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2613	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2157	if $self->map && $self->map->{path} ne "{link}";	2614	if $self->map && $self->map->{path} ne "{link}";
2158		2615
2159	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2616	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2160	}	2617	}
2161		2618
2162	sub cf::object::player::leave_link {	2619	sub cf::object::player::leave_link {
2163	my ($self, $map, $x, $y) = @_;	2620	my ($self, $map, $x, $y) = @_;
2164		2621
…		…
2181	($x, $y) = (-1, -1)	2638	($x, $y) = (-1, -1)
2182	unless (defined $x) && (defined $y);	2639	unless (defined $x) && (defined $y);
2183		2640
2184	# use -1 or undef as default coordinates, not 0, 0	2641	# use -1 or undef as default coordinates, not 0, 0
2185	($x, $y) = ($map->enter_x, $map->enter_y)	2642	($x, $y) = ($map->enter_x, $map->enter_y)
2186	if $x <=0 && $y <= 0;	2643	if $x <= 0 && $y <= 0;
2187		2644
2188	$map->load;	2645	$map->load;
2189	$map->load_diag;	2646	$map->load_neighbours;
2190		2647
2191	return unless $self->contr->active;	2648	return unless $self->contr->active;
2192	$self->activate_recursive;
2193		2649
2194	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2650	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2195	$self->enter_map ($map, $x, $y);	2651	$self->enter_map ($map, $x, $y);
2196	}
2197		2652
		2653	# only activate afterwards, to support waiting in hooks
		2654	$self->activate_recursive;
		2655	}
		2656
2198	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2657	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2199		2658
2200	Moves the player to the given map-path and coordinates by first freezing	2659	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	2660	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	2661	that has to return the map if sucecssful, and then unfreezes the player on
2203	the new (success) or old (failed) map position.	2662	the new (success) or old (failed) map position. In either case, $done will
		2663	be called at the end of this process.
		2664
		2665	Note that $check will be called with a potentially non-loaded map, so if
		2666	it needs a loaded map it has to call C<< ->load >>.
2204		2667
2205	=cut	2668	=cut
2206		2669
2207	our $GOTOGEN;	2670	our $GOTOGEN;
2208		2671
2209	sub cf::object::player::goto {	2672	sub cf::object::player::goto {
2210	my ($self, $path, $x, $y, $check) = @_;	2673	my ($self, $path, $x, $y, $check, $done) = @_;
2211		2674
2212	# do generation counting so two concurrent goto's will be executed in-order	2675	# do generation counting so two concurrent goto's will be executed in-order
2213	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2676	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2214		2677
2215	$self->enter_link;	2678	$self->enter_link;
2216		2679
2217	(async {	2680	(async {
		2681	$Coro::current->{desc} = "player::goto $path $x $y";
		2682
		2683	# *tag paths override both path and x|y
		2684	if ($path =~ /^\*(.*)$/) {
		2685	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2686	my $ob = $obs[rand @obs];
		2687
		2688	# see if we actually can go there
		2689	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2690	$ob = $obs[rand @obs];
		2691	} else {
		2692	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2693	}
		2694	# else put us there anyways for now #d#
		2695
		2696	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2697	} else {
		2698	($path, $x, $y) = (undef, undef, undef);
		2699	}
		2700	}
		2701
2218	my $map = eval {	2702	my $map = eval {
2219	my $map = cf::map::find $path;	2703	my $map = defined $path ? cf::map::find $path : undef;
2220		2704
2221	if ($map) {	2705	if ($map) {
2222	$map = $map->customise_for ($self);	2706	$map = $map->customise_for ($self);
2223	$map = $check->($map) if $check && $map;	2707	$map = $check->($map) if $check && $map;
2224	} else {	2708	} else {
2225	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2709	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2226	}	2710	}
2227		2711
2228	$map	2712	$map
2229	};	2713	};
2230		2714
…		…
2235		2719
2236	if ($gen == $self->{_goto_generation}) {	2720	if ($gen == $self->{_goto_generation}) {
2237	delete $self->{_goto_generation};	2721	delete $self->{_goto_generation};
2238	$self->leave_link ($map, $x, $y);	2722	$self->leave_link ($map, $x, $y);
2239	}	2723	}
		2724
		2725	$done->() if $done;
2240	})->prio (1);	2726	})->prio (1);
2241	}	2727	}
2242		2728
2243	=item $player_object->enter_exit ($exit_object)	2729	=item $player_object->enter_exit ($exit_object)
2244		2730
…		…
2264	}	2750	}
2265		2751
2266	sub prepare_random_map {	2752	sub prepare_random_map {
2267	my ($exit) = @_;	2753	my ($exit) = @_;
2268		2754
2269	my $guard = cf::lock_acquire "exit_prepare:$exit";
2270
2271	# all this does is basically replace the /! path by	2755	# all this does is basically replace the /! path by
2272	# a new random map path (?random/...) with a seed	2756	# a new random map path (?random/...) with a seed
2273	# that depends on the exit object	2757	# that depends on the exit object
2274		2758
2275	my $rmp = parse_random_map_params $exit->msg;	2759	my $rmp = parse_random_map_params $exit->msg;
…		…
2277	if ($exit->map) {	2761	if ($exit->map) {
2278	$rmp->{region} = $exit->region->name;	2762	$rmp->{region} = $exit->region->name;
2279	$rmp->{origin_map} = $exit->map->path;	2763	$rmp->{origin_map} = $exit->map->path;
2280	$rmp->{origin_x} = $exit->x;	2764	$rmp->{origin_x} = $exit->x;
2281	$rmp->{origin_y} = $exit->y;	2765	$rmp->{origin_y} = $exit->y;
		2766
		2767	$exit->map->touch;
2282	}	2768	}
2283		2769
2284	$rmp->{random_seed} ||= $exit->random_seed;	2770	$rmp->{random_seed} ||= $exit->random_seed;
2285		2771
2286	my $data = cf::to_json $rmp;	2772	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2287	my $md5 = Digest::MD5::md5_hex $data;	2773	my $md5 = Digest::MD5::md5_hex $data;
2288	my $meta = "$RANDOMDIR/$md5.meta";	2774	my $meta = "$RANDOMDIR/$md5.meta";
2289		2775
2290	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2776	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2291	aio_write $fh, 0, (length $data), $data, 0;	2777	aio_write $fh, 0, (length $data), $data, 0;
2292	undef $fh;	2778	undef $fh;
2293	aio_rename "$meta~", $meta;	2779	aio_rename "$meta~", $meta;
2294		2780
		2781	my $slaying = "?random/$md5";
		2782
		2783	if ($exit->valid) {
2295	$exit->slaying ("?random/$md5");	2784	$exit->slaying ("?random/$md5");
2296	$exit->msg (undef);	2785	$exit->msg (undef);
		2786	}
2297	}	2787	}
2298	}	2788	}
2299		2789
2300	sub cf::object::player::enter_exit {	2790	sub cf::object::player::enter_exit {
2301	my ($self, $exit) = @_;	2791	my ($self, $exit) = @_;
2302		2792
2303	return unless $self->type == cf::PLAYER;	2793	return unless $self->type == cf::PLAYER;
2304		2794
2305	if ($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;	2795	$self->enter_link;
2317		2796
2318	(async {	2797	(async {
2319	$self->deactivate_recursive; # just to be sure	2798	$Coro::current->{desc} = "enter_exit";
		2799
2320	unless (eval {	2800	unless (eval {
		2801	$self->deactivate_recursive; # just to be sure
		2802
		2803	# random map handling
		2804	{
		2805	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2806
		2807	prepare_random_map $exit
		2808	if $exit->slaying eq "/!";
		2809	}
		2810
		2811	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2812	my $x = $exit->stats->hp;
		2813	my $y = $exit->stats->sp;
		2814
2321	$self->goto ($slaying, $hp, $sp);	2815	$self->goto ($map, $x, $y);
2322		2816
		2817	# if exit is damned, update players death & WoR home-position
		2818	$self->contr->savebed ($map, $x, $y)
		2819	if $exit->flag (cf::FLAG_DAMNED);
		2820
2323	1;	2821	1
2324	}) {	2822	}) {
2325	$self->message ("Something went wrong deep within the crossfire server. "	2823	$self->message ("Something went wrong deep within the deliantra server. "
2326	. "I'll try to bring you back to the map you were before. "	2824	. "I'll try to bring you back to the map you were before. "
2327	. "Please report this to the dungeon master!",	2825	. "Please report this to the dungeon master!",
2328	cf::NDI_UNIQUE | cf::NDI_RED);	2826	cf::NDI_UNIQUE | cf::NDI_RED);
2329		2827
2330	warn "ERROR in enter_exit: $@";	2828	warn "ERROR in enter_exit: $@";
…		…
2349		2847
2350	utf8::encode $text;	2848	utf8::encode $text;
2351	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2849	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2352	}	2850	}
2353		2851
		2852	=item $client->send_big_packet ($pkt)
		2853
		2854	Like C<send_packet>, but tries to compress large packets, and fragments
		2855	them as required.
		2856
		2857	=cut
		2858
		2859	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2860
		2861	sub cf::client::send_big_packet {
		2862	my ($self, $pkt) = @_;
		2863
		2864	# try lzf for large packets
		2865	$pkt = "lzf " . Compress::LZF::compress $pkt
		2866	if 1024 <= length $pkt and $self->{can_lzf};
		2867
		2868	# split very large packets
		2869	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2870	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2871	$pkt = "frag";
		2872	}
		2873
		2874	$self->send_packet ($pkt);
		2875	}
		2876
2354	=item $client->send_msg ($color, $type, $msg, [extra...])	2877	=item $client->send_msg ($channel, $msg, $color, [extra...])
2355		2878
2356	Send a drawinfo or msg packet to the client, formatting the msg for the	2879	Send a drawinfo or msg packet to the client, formatting the msg for the
2357	client if neccessary. C<$type> should be a string identifying the type of	2880	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	2881	the message, with C<log> being the default. If C<$color> is negative, suppress
2359	the message unless the client supports the msg packet.	2882	the message unless the client supports the msg packet.
2360		2883
2361	=cut	2884	=cut
2362		2885
		2886	# non-persistent channels (usually the info channel)
		2887	our %CHANNEL = (
		2888	"c/motd" => {
		2889	id => "infobox",
		2890	title => "MOTD",
		2891	reply => undef,
		2892	tooltip => "The message of the day",
		2893	},
		2894	"c/identify" => {
		2895	id => "infobox",
		2896	title => "Identify",
		2897	reply => undef,
		2898	tooltip => "Items recently identified",
		2899	},
		2900	"c/examine" => {
		2901	id => "infobox",
		2902	title => "Examine",
		2903	reply => undef,
		2904	tooltip => "Signs and other items you examined",
		2905	},
		2906	"c/shopinfo" => {
		2907	id => "infobox",
		2908	title => "Shop Info",
		2909	reply => undef,
		2910	tooltip => "What your bargaining skill tells you about the shop",
		2911	},
		2912	"c/book" => {
		2913	id => "infobox",
		2914	title => "Book",
		2915	reply => undef,
		2916	tooltip => "The contents of a note or book",
		2917	},
		2918	"c/lookat" => {
		2919	id => "infobox",
		2920	title => "Look",
		2921	reply => undef,
		2922	tooltip => "What you saw there",
		2923	},
		2924	"c/who" => {
		2925	id => "infobox",
		2926	title => "Players",
		2927	reply => undef,
		2928	tooltip => "Shows players who are currently online",
		2929	},
		2930	"c/body" => {
		2931	id => "infobox",
		2932	title => "Body Parts",
		2933	reply => undef,
		2934	tooltip => "Shows which body parts you posess and are available",
		2935	},
		2936	"c/statistics" => {
		2937	id => "infobox",
		2938	title => "Statistics",
		2939	reply => undef,
		2940	tooltip => "Shows your primary statistics",
		2941	},
		2942	"c/skills" => {
		2943	id => "infobox",
		2944	title => "Skills",
		2945	reply => undef,
		2946	tooltip => "Shows your experience per skill and item power",
		2947	},
		2948	"c/shopitems" => {
		2949	id => "infobox",
		2950	title => "Shop Items",
		2951	reply => undef,
		2952	tooltip => "Shows the items currently for sale in this shop",
		2953	},
		2954	"c/resistances" => {
		2955	id => "infobox",
		2956	title => "Resistances",
		2957	reply => undef,
		2958	tooltip => "Shows your resistances",
		2959	},
		2960	"c/pets" => {
		2961	id => "infobox",
		2962	title => "Pets",
		2963	reply => undef,
		2964	tooltip => "Shows information abotu your pets/a specific pet",
		2965	},
		2966	"c/perceiveself" => {
		2967	id => "infobox",
		2968	title => "Perceive Self",
		2969	reply => undef,
		2970	tooltip => "You gained detailed knowledge about yourself",
		2971	},
		2972	"c/uptime" => {
		2973	id => "infobox",
		2974	title => "Uptime",
		2975	reply => undef,
		2976	tooltip => "How long the server has been running since last restart",
		2977	},
		2978	"c/mapinfo" => {
		2979	id => "infobox",
		2980	title => "Map Info",
		2981	reply => undef,
		2982	tooltip => "Information related to the maps",
		2983	},
		2984	"c/party" => {
		2985	id => "party",
		2986	title => "Party",
		2987	reply => "gsay ",
		2988	tooltip => "Messages and chat related to your party",
		2989	},
		2990	"c/death" => {
		2991	id => "death",
		2992	title => "Death",
		2993	reply => undef,
		2994	tooltip => "Reason for and more info about your most recent death",
		2995	},
		2996	"c/say" => $SAY_CHANNEL,
		2997	"c/chat" => $CHAT_CHANNEL,
		2998	);
		2999
2363	sub cf::client::send_msg {	3000	sub cf::client::send_msg {
2364	my ($self, $color, $type, $msg, @extra) = @_;	3001	my ($self, $channel, $msg, $color, @extra) = @_;
2365		3002
2366	$msg = $self->pl->expand_cfpod ($msg);	3003	$msg = $self->pl->expand_cfpod ($msg)
		3004	unless $color & cf::NDI_VERBATIM;
2367		3005
2368	if ($self->can_msg) {	3006	$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=$1]${2}[\/color]/;
2379	}
2380		3007
2381	if ($color >= 0) {	3008	# check predefined channels, for the benefit of C
2382	if (0 && $msg =~ /\[/) {	3009	if ($CHANNEL{$channel}) {
2383	$self->send_packet ("drawextinfo $color 4 0 $msg")	3010	$channel = $CHANNEL{$channel};
2384	} else {	3011
2385	s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	3012	$self->ext_msg (channel_info => $channel);
2386	$self->send_packet ("drawinfo $color $msg")	3013	$channel = $channel->{id};
		3014
		3015	} elsif (ref $channel) {
		3016	# send meta info to client, if not yet sent
		3017	unless (exists $self->{channel}{$channel->{id}}) {
		3018	$self->{channel}{$channel->{id}} = $channel;
		3019	$self->ext_msg (channel_info => $channel);
2387	}	3020	}
2388	}
2389	}
2390	}
2391		3021
		3022	$channel = $channel->{id};
		3023	}
		3024
		3025	return unless @extra || length $msg;
		3026
		3027	# default colour, mask it out
		3028	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		3029	if $color & cf::NDI_DEF;
		3030
		3031	my $pkt = "msg "
		3032	. $self->{json_coder}->encode (
		3033	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		3034	);
		3035
		3036	$self->send_big_packet ($pkt);
		3037	}
		3038
2392	=item $client->ext_event ($type, %msg)	3039	=item $client->ext_msg ($type, @msg)
2393		3040
2394	Sends an exti event to the client.	3041	Sends an ext event to the client.
2395		3042
2396	=cut	3043	=cut
2397		3044
2398	sub cf::client::ext_event($$%) {	3045	sub cf::client::ext_msg($$@) {
2399	my ($self, $type, %msg) = @_;	3046	my ($self, $type, @msg) = @_;
2400		3047
		3048	if ($self->extcmd == 2) {
		3049	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3050	} elsif ($self->extcmd == 1) { # TODO: remove
2401	$msg{msgtype} = "event_$type";	3051	push @msg, msgtype => "event_$type";
2402	$self->send_packet ("ext " . cf::to_json \%msg);	3052	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3053	}
		3054	}
		3055
		3056	=item $client->ext_reply ($msgid, @msg)
		3057
		3058	Sends an ext reply to the client.
		3059
		3060	=cut
		3061
		3062	sub cf::client::ext_reply($$@) {
		3063	my ($self, $id, @msg) = @_;
		3064
		3065	if ($self->extcmd == 2) {
		3066	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3067	} elsif ($self->extcmd == 1) {
		3068	#TODO: version 1, remove
		3069	unshift @msg, msgtype => "reply", msgid => $id;
		3070	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3071	}
2403	}	3072	}
2404		3073
2405	=item $success = $client->query ($flags, "text", \&cb)	3074	=item $success = $client->query ($flags, "text", \&cb)
2406		3075
2407	Queues a query to the client, calling the given callback with	3076	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>,	3077	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>.	3078	C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>.
2410		3079
2411	Queries can fail, so check the return code. Or don't, as queries will become	3080	Queries can fail, so check the return code. Or don't, as queries will
2412	reliable at some point in the future.	3081	become reliable at some point in the future.
2413		3082
2414	=cut	3083	=cut
2415		3084
2416	sub cf::client::query {	3085	sub cf::client::query {
2417	my ($self, $flags, $text, $cb) = @_;	3086	my ($self, $flags, $text, $cb) = @_;
…		…
2425	utf8::encode $text;	3094	utf8::encode $text;
2426	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];	3095	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];
2427		3096
2428	$self->send_packet ($self->{query_queue}[0][0])	3097	$self->send_packet ($self->{query_queue}[0][0])
2429	if @{ $self->{query_queue} } == 1;	3098	if @{ $self->{query_queue} } == 1;
		3099
		3100	1
2430	}	3101	}
2431		3102
2432	cf::client->attach (	3103	cf::client->attach (
		3104	on_connect => sub {
		3105	my ($ns) = @_;
		3106
		3107	$ns->{json_coder} = JSON::XS->new->utf8->max_size (1e6)->convert_blessed;
		3108	},
2433	on_reply => sub {	3109	on_reply => sub {
2434	my ($ns, $msg) = @_;	3110	my ($ns, $msg) = @_;
2435		3111
2436	# this weird shuffling is so that direct followup queries	3112	# this weird shuffling is so that direct followup queries
2437	# get handled first	3113	# get handled first
…		…
2449	} else {	3125	} else {
2450	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;	3126	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;
2451	}	3127	}
2452	}	3128	}
2453	},	3129	},
		3130	on_exticmd => sub {
		3131	my ($ns, $buf) = @_;
		3132
		3133	my $msg = eval { $ns->{json_coder}->decode ($buf) };
		3134
		3135	if (ref $msg) {
		3136	my ($type, $reply, @payload) =
		3137	"ARRAY" eq ref $msg
		3138	? @$msg
		3139	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3140
		3141	my @reply;
		3142
		3143	if (my $cb = $EXTICMD{$type}) {
		3144	@reply = $cb->($ns, @payload);
		3145	}
		3146
		3147	$ns->ext_reply ($reply, @reply)
		3148	if $reply;
		3149
		3150	} else {
		3151	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
		3152	}
		3153
		3154	cf::override;
		3155	},
2454	);	3156	);
2455		3157
2456	=item $client->async (\&cb)	3158	=item $client->async (\&cb)
2457		3159
2458	Create a new coroutine, running the specified callback. The coroutine will	3160	Create a new coroutine, running the specified callback. The coroutine will
…		…
2474		3176
2475	$coro	3177	$coro
2476	}	3178	}
2477		3179
2478	cf::client->attach (	3180	cf::client->attach (
2479	on_destroy => sub {	3181	on_client_destroy => sub {
2480	my ($ns) = @_;	3182	my ($ns) = @_;
2481		3183
2482	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3184	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2483	},	3185	},
2484	);	3186	);
…		…
2499	our $safe = new Safe "safe";	3201	our $safe = new Safe "safe";
2500	our $safe_hole = new Safe::Hole;	3202	our $safe_hole = new Safe::Hole;
2501		3203
2502	$SIG{FPE} = 'IGNORE';	3204	$SIG{FPE} = 'IGNORE';
2503		3205
2504	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3206	$safe->permit_only (Opcode::opset qw(
		3207	:base_core :base_mem :base_orig :base_math :base_loop
		3208	grepstart grepwhile mapstart mapwhile
		3209	sort time
		3210	));
2505		3211
2506	# here we export the classes and methods available to script code	3212	# here we export the classes and methods available to script code
2507		3213
2508	=pod	3214	=pod
2509		3215
2510	The following functions and methods are available within a safe environment:	3216	The following functions and methods are available within a safe environment:
2511		3217
2512	cf::object contr pay_amount pay_player map	3218	cf::object
		3219	contr pay_amount pay_player map x y force_find force_add destroy
		3220	insert remove name archname title slaying race decrease split
		3221	value
		3222
2513	cf::object::player player	3223	cf::object::player
2514	cf::player peaceful	3224	player
2515	cf::map trigger	3225
		3226	cf::player
		3227	peaceful
		3228
		3229	cf::map
		3230	trigger
2516		3231
2517	=cut	3232	=cut
2518		3233
2519	for (	3234	for (
2520	["cf::object" => qw(contr pay_amount pay_player map)],	3235	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		3236	insert remove inv nrof name archname title slaying race
		3237	decrease split destroy change_exp value msg lore send_msg)],
2521	["cf::object::player" => qw(player)],	3238	["cf::object::player" => qw(player)],
2522	["cf::player" => qw(peaceful)],	3239	["cf::player" => qw(peaceful send_msg)],
2523	["cf::map" => qw(trigger)],	3240	["cf::map" => qw(trigger)],
2524	) {	3241	) {
2525	no strict 'refs';	3242	no strict 'refs';
2526	my ($pkg, @funs) = @$_;	3243	my ($pkg, @funs) = @$_;
2527	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3244	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2545		3262
2546	my $qcode = $code;	3263	my $qcode = $code;
2547	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3264	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2548	$qcode =~ s/\n/\\n/g;	3265	$qcode =~ s/\n/\\n/g;
2549		3266
		3267	%vars = (_dummy => 0) unless %vars;
		3268
		3269	my @res;
2550	local $_;	3270	local $_;
2551	local @safe::cf::_safe_eval_args = values %vars;
2552		3271
2553	my $eval =	3272	my $eval =
2554	"do {\n"	3273	"do {\n"
2555	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3274	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2556	. "#line 0 \"{$qcode}\"\n"	3275	. "#line 0 \"{$qcode}\"\n"
2557	. $code	3276	. $code
2558	. "\n}"	3277	. "\n}"
2559	;	3278	;
2560		3279
		3280	if ($CFG{safe_eval}) {
2561	sub_generation_inc;	3281	sub_generation_inc;
		3282	local @safe::cf::_safe_eval_args = values %vars;
2562	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3283	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2563	sub_generation_inc;	3284	sub_generation_inc;
		3285	} else {
		3286	local @cf::_safe_eval_args = values %vars;
		3287	@res = wantarray ? eval eval : scalar eval $eval;
		3288	}
2564		3289
2565	if ($@) {	3290	if ($@) {
2566	warn "$@";	3291	warn "$@";
2567	warn "while executing safe code '$code'\n";	3292	warn "while executing safe code '$code'\n";
2568	warn "with arguments " . (join " ", %vars) . "\n";	3293	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2587	=cut	3312	=cut
2588		3313
2589	sub register_script_function {	3314	sub register_script_function {
2590	my ($fun, $cb) = @_;	3315	my ($fun, $cb) = @_;
2591		3316
2592	no strict 'refs';	3317	$fun = "safe::$fun" if $CFG{safe_eval};
2593	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3318	*$fun = $safe_hole->wrap ($cb);
2594	}	3319	}
2595		3320
2596	=back	3321	=back
2597		3322
2598	=cut	3323	=cut
…		…
2600	#############################################################################	3325	#############################################################################
2601	# the server's init and main functions	3326	# the server's init and main functions
2602		3327
2603	sub load_facedata($) {	3328	sub load_facedata($) {
2604	my ($path) = @_;	3329	my ($path) = @_;
		3330
		3331	# HACK to clear player env face cache, we need some signal framework
		3332	# for this (global event?)
		3333	%ext::player_env::MUSIC_FACE_CACHE = ();
		3334
		3335	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2605		3336
2606	warn "loading facedata from $path\n";	3337	warn "loading facedata from $path\n";
2607		3338
2608	my $facedata;	3339	my $facedata;
2609	0 < aio_load $path, $facedata	3340	0 < aio_load $path, $facedata
…		…
2612	$facedata = Coro::Storable::thaw $facedata;	3343	$facedata = Coro::Storable::thaw $facedata;
2613		3344
2614	$facedata->{version} == 2	3345	$facedata->{version} == 2
2615	or cf::cleanup "$path: version mismatch, cannot proceed.";	3346	or cf::cleanup "$path: version mismatch, cannot proceed.";
2616		3347
		3348	# patch in the exptable
		3349	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3350	$facedata->{resource}{"res/exp_table"} = {
		3351	type => FT_RSRC,
		3352	data => $exp_table,
		3353	hash => (Digest::MD5::md5 $exp_table),
		3354	};
		3355	cf::cede_to_tick;
		3356
2617	{	3357	{
2618	my $faces = $facedata->{faceinfo};	3358	my $faces = $facedata->{faceinfo};
2619		3359
2620	while (my ($face, $info) = each %$faces) {	3360	while (my ($face, $info) = each %$faces) {
2621	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3361	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3362
2622	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3363	cf::face::set_visibility $idx, $info->{visibility};
		3364	cf::face::set_magicmap $idx, $info->{magicmap};
2623	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3365	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2624	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3366	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2625	Coro::cede;	3367
		3368	cf::cede_to_tick;
2626	}	3369	}
2627		3370
2628	while (my ($face, $info) = each %$faces) {	3371	while (my ($face, $info) = each %$faces) {
2629	next unless $info->{smooth};	3372	next unless $info->{smooth};
		3373
2630	my $idx = cf::face::find $face	3374	my $idx = cf::face::find $face
2631	or next;	3375	or next;
		3376
2632	if (my $smooth = cf::face::find $info->{smooth}) {	3377	if (my $smooth = cf::face::find $info->{smooth}) {
		3378	cf::face::set_smooth $idx, $smooth;
2633	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3379	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2634	} else {	3380	} else {
2635	warn "smooth face '$info->{smooth}' not found for face '$face'";	3381	warn "smooth face '$info->{smooth}' not found for face '$face'";
2636	}	3382	}
2637	Coro::cede;	3383
		3384	cf::cede_to_tick;
2638	}	3385	}
2639	}	3386	}
2640		3387
2641	{	3388	{
2642	my $anims = $facedata->{animinfo};	3389	my $anims = $facedata->{animinfo};
2643		3390
2644	while (my ($anim, $info) = each %$anims) {	3391	while (my ($anim, $info) = each %$anims) {
2645	cf::anim::set $anim, $info->{frames}, $info->{facings};	3392	cf::anim::set $anim, $info->{frames}, $info->{facings};
2646	Coro::cede;	3393	cf::cede_to_tick;
2647	}	3394	}
2648		3395
2649	cf::anim::invalidate_all; # d'oh	3396	cf::anim::invalidate_all; # d'oh
2650	}	3397	}
2651		3398
		3399	{
		3400	my $res = $facedata->{resource};
		3401
		3402	while (my ($name, $info) = each %$res) {
		3403	if (defined $info->{type}) {
		3404	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3405
		3406	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3407	cf::face::set_type $idx, $info->{type};
		3408	} else {
		3409	$RESOURCE{$name} = $info;
		3410	}
		3411
		3412	cf::cede_to_tick;
		3413	}
		3414	}
		3415
		3416	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3417
2652	1	3418	1
2653	}	3419	}
2654		3420
		3421	cf::global->attach (on_resource_update => sub {
		3422	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3423	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3424
		3425	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3426	my $sound = $soundconf->{compat}[$_]
		3427	or next;
		3428
		3429	my $face = cf::face::find "sound/$sound->[1]";
		3430	cf::sound::set $sound->[0] => $face;
		3431	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3432	}
		3433
		3434	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3435	my $face = cf::face::find "sound/$v";
		3436	cf::sound::set $k => $face;
		3437	}
		3438	}
		3439	});
		3440
		3441	register_exticmd fx_want => sub {
		3442	my ($ns, $want) = @_;
		3443
		3444	while (my ($k, $v) = each %$want) {
		3445	$ns->fx_want ($k, $v);
		3446	}
		3447	};
		3448
		3449	sub load_resource_file($) {
		3450	my $guard = lock_acquire "load_resource_file";
		3451
		3452	my $status = load_resource_file_ $_[0];
		3453	get_slot 0.1, 100;
		3454	cf::arch::commit_load;
		3455
		3456	$status
		3457	}
		3458
2655	sub reload_regions {	3459	sub reload_regions {
		3460	# HACK to clear player env face cache, we need some signal framework
		3461	# for this (global event?)
		3462	%ext::player_env::MUSIC_FACE_CACHE = ();
		3463
2656	load_resource_file "$MAPDIR/regions"	3464	load_resource_file "$MAPDIR/regions"
2657	or die "unable to load regions file\n";	3465	or die "unable to load regions file\n";
		3466
		3467	for (cf::region::list) {
		3468	$_->{match} = qr/$_->{match}/
		3469	if exists $_->{match};
		3470	}
2658	}	3471	}
2659		3472
2660	sub reload_facedata {	3473	sub reload_facedata {
2661	load_facedata "$DATADIR/facedata"	3474	load_facedata "$DATADIR/facedata"
2662	or die "unable to load facedata\n";	3475	or die "unable to load facedata\n";
…		…
2673	}	3486	}
2674		3487
2675	sub reload_resources {	3488	sub reload_resources {
2676	warn "reloading resource files...\n";	3489	warn "reloading resource files...\n";
2677		3490
		3491	reload_facedata;
		3492	reload_archetypes;
2678	reload_regions;	3493	reload_regions;
2679	reload_facedata;
2680	#reload_archetypes;#d#
2681	reload_archetypes;
2682	reload_treasures;	3494	reload_treasures;
2683		3495
2684	warn "finished reloading resource files\n";	3496	warn "finished reloading resource files\n";
2685	}	3497	}
2686		3498
2687	sub init {	3499	sub reload_config {
2688	reload_resources;	3500	warn "reloading config file...\n";
2689	}
2690		3501
2691	sub cfg_load {
2692	open my $fh, "<:utf8", "$CONFDIR/config"	3502	open my $fh, "<:utf8", "$CONFDIR/config"
2693	or return;	3503	or return;
2694		3504
2695	local $/;	3505	local $/;
2696	*CFG = YAML::Syck::Load <$fh>;	3506	*CFG = YAML::XS::Load scalar <$fh>;
2697		3507
2698	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3508	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2699		3509
2700	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3510	$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};	3511	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2705	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3515	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2706	and die "WARNING: m(un)lockall failed: $!\n";	3516	and die "WARNING: m(un)lockall failed: $!\n";
2707	};	3517	};
2708	warn $@ if $@;	3518	warn $@ if $@;
2709	}	3519	}
		3520
		3521	warn "finished reloading resource files\n";
		3522	}
		3523
		3524	sub pidfile() {
		3525	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3526	or die "$PIDFILE: $!";
		3527	flock $fh, &Fcntl::LOCK_EX
		3528	or die "$PIDFILE: flock: $!";
		3529	$fh
		3530	}
		3531
		3532	# make sure only one server instance is running at any one time
		3533	sub atomic {
		3534	my $fh = pidfile;
		3535
		3536	my $pid = <$fh>;
		3537	kill 9, $pid if $pid > 0;
		3538
		3539	seek $fh, 0, 0;
		3540	print $fh $$;
		3541	}
		3542
		3543	sub main_loop {
		3544	warn "EV::loop starting\n";
		3545	if (1) {
		3546	EV::loop;
		3547	}
		3548	warn "EV::loop returned\n";
		3549	goto &main_loop unless $REALLY_UNLOOP;
2710	}	3550	}
2711		3551
2712	sub main {	3552	sub main {
		3553	cf::init_globals; # initialise logging
		3554
		3555	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3556	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3557	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3558	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3559
		3560	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3561
2713	# we must not ever block the main coroutine	3562	# we must not ever block the main coroutine
2714	local $Coro::idle = sub {	3563	local $Coro::idle = sub {
2715	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3564	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2716	(async {	3565	(async {
2717	Event::one_event;	3566	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3567	EV::loop EV::LOOP_ONESHOT;
2718	})->prio (Coro::PRIO_MAX);	3568	})->prio (Coro::PRIO_MAX);
2719	};	3569	};
2720		3570
2721	cfg_load;	3571	evthread_start IO::AIO::poll_fileno;
		3572
		3573	cf::sync_job {
		3574	cf::init_experience;
		3575	cf::init_anim;
		3576	cf::init_attackmess;
		3577	cf::init_dynamic;
		3578
		3579	cf::load_settings;
		3580	cf::load_materials;
		3581
		3582	reload_resources;
		3583	reload_config;
2722	db_init;	3584	db_init;
		3585
		3586	cf::init_uuid;
		3587	cf::init_signals;
		3588	cf::init_skills;
		3589
		3590	cf::init_beforeplay;
		3591
		3592	atomic;
		3593
2723	load_extensions;	3594	load_extensions;
2724		3595
2725	$TICK_WATCHER->start;	3596	utime time, time, $RUNTIMEFILE;
2726	Event::loop;	3597
		3598	# no (long-running) fork's whatsoever before this point(!)
		3599	use POSIX ();
		3600	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3601
		3602	(pop @POST_INIT)->(0) while @POST_INIT;
		3603	};
		3604
		3605	cf::object::thawer::errors_are_fatal 0;
		3606	warn "parse errors in files are no longer fatal from this point on.\n";
		3607
		3608	main_loop;
2727	}	3609	}
2728		3610
2729	#############################################################################	3611	#############################################################################
2730	# initialisation and cleanup	3612	# initialisation and cleanup
2731		3613
2732	# install some emergency cleanup handlers	3614	# install some emergency cleanup handlers
2733	BEGIN {	3615	BEGIN {
		3616	our %SIGWATCHER = ();
2734	for my $signal (qw(INT HUP TERM)) {	3617	for my $signal (qw(INT HUP TERM)) {
2735	Event->signal (	3618	$SIGWATCHER{$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";	3619	cf::cleanup "SIG$signal";
2742	},
2743	);	3620	};
2744	}	3621	}
2745	}	3622	}
2746		3623
2747	sub write_runtime {	3624	sub write_runtime_sync {
2748	my $runtime = "$LOCALDIR/runtime";	3625	my $t0 = AE::time;
2749		3626
2750	# first touch the runtime file to show we are still running:	3627	# first touch the runtime file to show we are still running:
2751	# the fsync below can take a very very long time.	3628	# the fsync below can take a very very long time.
2752		3629
2753	IO::AIO::aio_utime $runtime, undef, undef;	3630	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2754		3631
2755	my $guard = cf::lock_acquire "write_runtime";	3632	my $guard = cf::lock_acquire "write_runtime";
2756		3633
2757	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3634	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2758	or return;	3635	or return;
2759		3636
2760	my $value = $cf::RUNTIME + 90 + 10;	3637	my $value = $cf::RUNTIME + 90 + 10;
2761	# 10 is the runtime save interval, for a monotonic clock	3638	# 10 is the runtime save interval, for a monotonic clock
2762	# 60 allows for the watchdog to kill the server.	3639	# 60 allows for the watchdog to kill the server.
…		…
2772	aio_utime $fh, undef, undef;	3649	aio_utime $fh, undef, undef;
2773		3650
2774	close $fh	3651	close $fh
2775	or return;	3652	or return;
2776		3653
2777	aio_rename "$runtime~", $runtime	3654	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2778	and return;	3655	and return;
2779		3656
2780	warn "runtime file written.\n";	3657	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
2781		3658
2782	1	3659	1
		3660	}
		3661
		3662	our $uuid_lock;
		3663	our $uuid_skip;
		3664
		3665	sub write_uuid_sync($) {
		3666	$uuid_skip ||= $_[0];
		3667
		3668	return if $uuid_lock;
		3669	local $uuid_lock = 1;
		3670
		3671	my $uuid = "$LOCALDIR/uuid";
		3672
		3673	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3674	or return;
		3675
		3676	my $value = uuid_seq uuid_cur;
		3677
		3678	unless ($value) {
		3679	warn "cowardly refusing to write zero uuid value!\n";
		3680	return;
		3681	}
		3682
		3683	my $value = uuid_str $value + $uuid_skip;
		3684	$uuid_skip = 0;
		3685
		3686	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3687	and return;
		3688
		3689	# always fsync - this file is important
		3690	aio_fsync $fh
		3691	and return;
		3692
		3693	close $fh
		3694	or return;
		3695
		3696	aio_rename "$uuid~", $uuid
		3697	and return;
		3698
		3699	warn "uuid file written ($value).\n";
		3700
		3701	1
		3702
		3703	}
		3704
		3705	sub write_uuid($$) {
		3706	my ($skip, $sync) = @_;
		3707
		3708	$sync ? write_uuid_sync $skip
		3709	: async { write_uuid_sync $skip };
2783	}	3710	}
2784		3711
2785	sub emergency_save() {	3712	sub emergency_save() {
2786	my $freeze_guard = cf::freeze_mainloop;	3713	my $freeze_guard = cf::freeze_mainloop;
2787		3714
2788	warn "enter emergency perl save\n";	3715	warn "emergency_perl_save: enter\n";
2789		3716
2790	cf::sync_job {	3717	cf::sync_job {
		3718	# this is a trade-off: we want to be very quick here, so
		3719	# save all maps without fsync, and later call a global sync
		3720	# (which in turn might be very very slow)
		3721	local $USE_FSYNC = 0;
		3722
2791	# use a peculiar iteration method to avoid tripping on perl	3723	# use a peculiar iteration method to avoid tripping on perl
2792	# refcount bugs in for. also avoids problems with players	3724	# refcount bugs in for. also avoids problems with players
2793	# and maps saved/destroyed asynchronously.	3725	# and maps saved/destroyed asynchronously.
2794	warn "begin emergency player save\n";	3726	warn "emergency_perl_save: begin player save\n";
2795	for my $login (keys %cf::PLAYER) {	3727	for my $login (keys %cf::PLAYER) {
2796	my $pl = $cf::PLAYER{$login} or next;	3728	my $pl = $cf::PLAYER{$login} or next;
2797	$pl->valid or next;	3729	$pl->valid or next;
		3730	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2798	$pl->save;	3731	$pl->save;
2799	}	3732	}
2800	warn "end emergency player save\n";	3733	warn "emergency_perl_save: end player save\n";
2801		3734
2802	warn "begin emergency map save\n";	3735	warn "emergency_perl_save: begin map save\n";
2803	for my $path (keys %cf::MAP) {	3736	for my $path (keys %cf::MAP) {
2804	my $map = $cf::MAP{$path} or next;	3737	my $map = $cf::MAP{$path} or next;
2805	$map->valid or next;	3738	$map->valid or next;
2806	$map->save;	3739	$map->save;
2807	}	3740	}
2808	warn "end emergency map save\n";	3741	warn "emergency_perl_save: end map save\n";
2809		3742
2810	warn "begin emergency database checkpoint\n";	3743	warn "emergency_perl_save: begin database checkpoint\n";
2811	BDB::db_env_txn_checkpoint $DB_ENV;	3744	BDB::db_env_txn_checkpoint $DB_ENV;
2812	warn "end emergency database checkpoint\n";	3745	warn "emergency_perl_save: end database checkpoint\n";
		3746
		3747	warn "emergency_perl_save: begin write uuid\n";
		3748	write_uuid_sync 1;
		3749	warn "emergency_perl_save: end write uuid\n";
2813	};	3750	};
2814		3751
		3752	warn "emergency_perl_save: starting sync()\n";
		3753	IO::AIO::aio_sync sub {
		3754	warn "emergency_perl_save: finished sync()\n";
		3755	};
		3756
2815	warn "leave emergency perl save\n";	3757	warn "emergency_perl_save: leave\n";
2816	}	3758	}
2817		3759
2818	sub post_cleanup {	3760	sub post_cleanup {
2819	my ($make_core) = @_;	3761	my ($make_core) = @_;
2820		3762
2821	warn Carp::longmess "post_cleanup backtrace"	3763	warn Carp::longmess "post_cleanup backtrace"
2822	if $make_core;	3764	if $make_core;
		3765
		3766	my $fh = pidfile;
		3767	unlink $PIDFILE if <$fh> == $$;
		3768	}
		3769
		3770	# a safer delete_package, copied from Symbol
		3771	sub clear_package($) {
		3772	my $pkg = shift;
		3773
		3774	# expand to full symbol table name if needed
		3775	unless ($pkg =~ /^main::.*::$/) {
		3776	$pkg = "main$pkg" if $pkg =~ /^::/;
		3777	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3778	$pkg .= '::' unless $pkg =~ /::$/;
		3779	}
		3780
		3781	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3782	my $stem_symtab = *{$stem}{HASH};
		3783
		3784	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3785	or return;
		3786
		3787	# clear all symbols
		3788	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3789	for my $name (keys %$leaf_symtab) {
		3790	_gv_clear *{"$pkg$name"};
		3791	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3792	}
2823	}	3793	}
2824		3794
2825	sub do_reload_perl() {	3795	sub do_reload_perl() {
2826	# can/must only be called in main	3796	# can/must only be called in main
2827	if ($Coro::current != $Coro::main) {	3797	if ($Coro::current != $Coro::main) {
2828	warn "can only reload from main coroutine";	3798	warn "can only reload from main coroutine";
2829	return;	3799	return;
2830	}	3800	}
2831		3801
		3802	return if $RELOAD++;
		3803
		3804	my $t1 = AE::time;
		3805
		3806	while ($RELOAD) {
2832	warn "reloading...";	3807	warn "reloading...";
2833		3808
2834	warn "entering sync_job";	3809	warn "entering sync_job";
2835		3810
2836	cf::sync_job {	3811	cf::sync_job {
2837	cf::write_runtime; # external watchdog should not bark	3812	cf::write_runtime_sync; # external watchdog should not bark
2838	cf::emergency_save;	3813	cf::emergency_save;
2839	cf::write_runtime; # external watchdog should not bark	3814	cf::write_runtime_sync; # external watchdog should not bark
2840		3815
2841	warn "syncing database to disk";	3816	warn "syncing database to disk";
2842	BDB::db_env_txn_checkpoint $DB_ENV;	3817	BDB::db_env_txn_checkpoint $DB_ENV;
2843		3818
2844	# if anything goes wrong in here, we should simply crash as we already saved	3819	# if anything goes wrong in here, we should simply crash as we already saved
2845		3820
2846	warn "cancelling all WF_AUTOCANCEL watchers";
2847	for (Event::all_watchers) {
2848	$_->cancel if $_->data & WF_AUTOCANCEL;
2849	}
2850
2851	warn "flushing outstanding aio requests";	3821	warn "flushing outstanding aio requests";
2852	for (;;) {
2853	BDB::flush;
2854	IO::AIO::flush;
2855	Coro::cede;
2856	last unless IO::AIO::nreqs || BDB::nreqs;	3822	while (IO::AIO::nreqs || BDB::nreqs) {
2857	warn "iterate...";	3823	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
2858	}
2859
2860	++$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	}	3824	}
2882		3825
2883	warn "... nuking $pkg";	3826	warn "cancelling all extension coros";
2884	Symbol::delete_package $pkg;	3827	$_->cancel for values %EXT_CORO;
2885	}	3828	%EXT_CORO = ();
2886		3829
2887	warn "unloading all perl modules loaded from $LIBDIR";	3830	warn "removing commands";
2888	while (my ($k, $v) = each %INC) {	3831	%COMMAND = ();
2889	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2890		3832
		3833	warn "removing ext/exti commands";
		3834	%EXTCMD = ();
		3835	%EXTICMD = ();
		3836
		3837	warn "unloading/nuking all extensions";
		3838	for my $pkg (@EXTS) {
2891	warn "... unloading $k";	3839	warn "... unloading $pkg";
2892	delete $INC{$k};
2893		3840
2894	$k =~ s/\.pm$//;
2895	$k =~ s/\//::/g;
2896
2897	if (my $cb = $k->can ("unload_module")) {	3841	if (my $cb = $pkg->can ("unload")) {
		3842	eval {
2898	$cb->();	3843	$cb->($pkg);
		3844	1
		3845	} or warn "$pkg unloaded, but with errors: $@";
		3846	}
		3847
		3848	warn "... clearing $pkg";
		3849	clear_package $pkg;
2899	}	3850	}
2900		3851
2901	Symbol::delete_package $k;	3852	warn "unloading all perl modules loaded from $LIBDIR";
		3853	while (my ($k, $v) = each %INC) {
		3854	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3855
		3856	warn "... unloading $k";
		3857	delete $INC{$k};
		3858
		3859	$k =~ s/\.pm$//;
		3860	$k =~ s/\//::/g;
		3861
		3862	if (my $cb = $k->can ("unload_module")) {
		3863	$cb->();
		3864	}
		3865
		3866	clear_package $k;
2902	}	3867	}
2903		3868
2904	warn "getting rid of safe::, as good as possible";	3869	warn "getting rid of safe::, as good as possible";
2905	Symbol::delete_package "safe::$_"	3870	clear_package "safe::$_"
2906	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3871	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2907		3872
2908	warn "unloading cf.pm \"a bit\"";	3873	warn "unloading cf.pm \"a bit\"";
2909	delete $INC{"cf.pm"};	3874	delete $INC{"cf.pm"};
2910	delete $INC{"cf/pod.pm"};	3875	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
2911		3876
2912	# don't, removes xs symbols, too,	3877	# don't, removes xs symbols, too,
2913	# and global variables created in xs	3878	# and global variables created in xs
2914	#Symbol::delete_package __PACKAGE__;	3879	#clear_package __PACKAGE__;
2915		3880
2916	warn "unload completed, starting to reload now";	3881	warn "unload completed, starting to reload now";
2917		3882
2918	warn "reloading cf.pm";	3883	warn "reloading cf.pm";
2919	require cf;	3884	require cf;
2920	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3885	cf::_connect_to_perl_1;
2921		3886
2922	warn "loading config and database again";	3887	warn "loading config and database again";
2923	cf::cfg_load;	3888	cf::reload_config;
2924		3889
2925	warn "loading extensions";	3890	warn "loading extensions";
2926	cf::load_extensions;	3891	cf::load_extensions;
2927		3892
		3893	if ($REATTACH_ON_RELOAD) {
2928	warn "reattaching attachments to objects/players";	3894	warn "reattaching attachments to objects/players";
2929	_global_reattach; # objects, sockets	3895	_global_reattach; # objects, sockets
2930	warn "reattaching attachments to maps";	3896	warn "reattaching attachments to maps";
2931	reattach $_ for values %MAP;	3897	reattach $_ for values %MAP;
2932	warn "reattaching attachments to players";	3898	warn "reattaching attachments to players";
2933	reattach $_ for values %PLAYER;	3899	reattach $_ for values %PLAYER;
		3900	}
2934		3901
		3902	warn "running post_init jobs";
		3903	(pop @POST_INIT)->(1) while @POST_INIT;
		3904
2935	warn "leaving sync_job";	3905	warn "leaving sync_job";
2936		3906
2937	1	3907	1
2938	} or do {	3908	} or do {
2939	warn $@;	3909	warn $@;
2940	warn "error while reloading, exiting.";	3910	cf::cleanup "error while reloading, exiting.";
2941	exit 1;
2942	};	3911	};
2943		3912
2944	warn "reloaded";	3913	warn "reloaded";
		3914	--$RELOAD;
		3915	}
		3916
		3917	$t1 = AE::time - $t1;
		3918	warn "reload completed in ${t1}s\n";
2945	};	3919	};
2946		3920
2947	our $RELOAD_WATCHER; # used only during reload	3921	our $RELOAD_WATCHER; # used only during reload
2948		3922
2949	sub reload_perl() {	3923	sub reload_perl() {
2950	# doing reload synchronously and two reloads happen back-to-back,	3924	# doing reload synchronously and two reloads happen back-to-back,
2951	# coro crashes during coro_state_free->destroy here.	3925	# coro crashes during coro_state_free->destroy here.
2952		3926
2953	$RELOAD_WATCHER ||= Event->timer (	3927	$RELOAD_WATCHER ||= cf::async {
2954	reentrant => 0,	3928	Coro::AIO::aio_wait cache_extensions;
2955	after => 0,	3929
2956	data => WF_AUTOCANCEL,	3930	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
2957	cb => sub {
2958	do_reload_perl;	3931	do_reload_perl;
2959	undef $RELOAD_WATCHER;	3932	undef $RELOAD_WATCHER;
2960	},	3933	};
2961	);	3934	};
2962	}	3935	}
2963		3936
2964	register_command "reload" => sub {	3937	register_command "reload" => sub {
2965	my ($who, $arg) = @_;	3938	my ($who, $arg) = @_;
2966		3939
2967	if ($who->flag (FLAG_WIZ)) {	3940	if ($who->flag (FLAG_WIZ)) {
2968	$who->message ("reloading server.");	3941	$who->message ("reloading server.");
		3942	async {
		3943	$Coro::current->{desc} = "perl_reload";
2969	async { reload_perl };	3944	reload_perl;
		3945	};
2970	}	3946	}
2971	};	3947	};
2972		3948
2973	unshift @INC, $LIBDIR;	3949	unshift @INC, $LIBDIR;
2974		3950
…		…
2976		3952
2977	our @WAIT_FOR_TICK;	3953	our @WAIT_FOR_TICK;
2978	our @WAIT_FOR_TICK_BEGIN;	3954	our @WAIT_FOR_TICK_BEGIN;
2979		3955
2980	sub wait_for_tick {	3956	sub wait_for_tick {
2981	return unless $TICK_WATCHER->is_active;
2982	return if $Coro::current == $Coro::main;	3957	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
2983		3958
2984	my $signal = new Coro::Signal;	3959	my $signal = new Coro::Signal;
2985	push @WAIT_FOR_TICK, $signal;	3960	push @WAIT_FOR_TICK, $signal;
2986	$signal->wait;	3961	$signal->wait;
2987	}	3962	}
2988		3963
2989	sub wait_for_tick_begin {	3964	sub wait_for_tick_begin {
2990	return unless $TICK_WATCHER->is_active;
2991	return if $Coro::current == $Coro::main;	3965	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
2992		3966
2993	my $signal = new Coro::Signal;	3967	my $signal = new Coro::Signal;
2994	push @WAIT_FOR_TICK_BEGIN, $signal;	3968	push @WAIT_FOR_TICK_BEGIN, $signal;
2995	$signal->wait;	3969	$signal->wait;
2996	}	3970	}
2997		3971
2998	my $min = 1e6;#d#	3972	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 != $Coro::main) {	3973	if ($Coro::current != $Coro::main) {
3008	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3974	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3009	unless ++$bug_warning > 10;	3975	unless ++$bug_warning > 10;
3010	return;	3976	return;
3011	}	3977	}
3012		3978
3013	$NOW = $tick_start = Event::time;
3014
3015	cf::server_tick; # one server iteration	3979	cf::server_tick; # one server iteration
3016		3980
3017	0 && sync_job {#d#	3981	#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		3982
3023	$map->width (50);	3983	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3024	$map->height (50);	3984	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3025	$map->alloc;	3985	Coro::async_pool {
3026	$map->_load_objects ("/tmp/x.map", 1);	3986	$Coro::current->{desc} = "runtime saver";
3027	my $t = Event::time - $t;	3987	write_runtime_sync
3028		3988	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	};	3989	};
		3990	}
3039		3991
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) {	3992	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3055	$sig->send;	3993	$sig->send;
3056	}	3994	}
3057	while (my $sig = shift @WAIT_FOR_TICK) {	3995	while (my $sig = shift @WAIT_FOR_TICK) {
3058	$sig->send;	3996	$sig->send;
3059	}	3997	}
3060		3998
3061	$NOW = Event::time;	3999	$LOAD = ($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;	4000	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3071		4001
3072	_post_tick;	4002	if (0) {
3073		4003	if ($NEXT_TICK) {
3074		4004	my $jitter = $TICK_START - $NEXT_TICK;
		4005	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4006	warn "jitter $JITTER\n";#d#
		4007	}
3075	},	4008	}
3076	);	4009	}
3077		4010
3078	{	4011	{
3079	BDB::max_poll_time $TICK * 0.1;	4012	# configure BDB
3080	$BDB_POLL_WATCHER = Event->io (	4013
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;	4014	BDB::min_parallel 16;
3089		4015	BDB::max_poll_reqs $TICK * 0.1;
3090	BDB::set_sync_prepare {	4016	$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	$! = $status;
3101	},
3102	)
3103	};
3104		4017
3105	unless ($DB_ENV) {	4018	unless ($DB_ENV) {
3106	$DB_ENV = BDB::db_env_create;	4019	$DB_ENV = BDB::db_env_create;
		4020	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4021	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4022	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4023	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4024	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3107		4025
3108	cf::sync_job {	4026	cf::sync_job {
3109	eval {	4027	eval {
3110	BDB::db_env_open	4028	BDB::db_env_open
3111	$DB_ENV,	4029	$DB_ENV,
…		…
3113	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4031	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3114	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4032	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3115	0666;	4033	0666;
3116		4034
3117	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4035	cf::cleanup "db_env_open($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	};	4036	};
3122		4037
3123	cf::cleanup "db_env_open(db): $@" if $@;	4038	cf::cleanup "db_env_open(db): $@" if $@;
3124	};	4039	};
3125	}	4040	}
		4041
		4042	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4043	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4044	};
		4045	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4046	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4047	};
		4048	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4049	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4050	};
3126	}	4051	}
3127		4052
3128	{	4053	{
		4054	# configure IO::AIO
		4055
3129	IO::AIO::min_parallel 8;	4056	IO::AIO::min_parallel 8;
3130
3131	undef $Coro::AIO::WATCHER;
3132	IO::AIO::max_poll_time $TICK * 0.1;	4057	IO::AIO::max_poll_time $TICK * 0.1;
3133	$AIO_POLL_WATCHER = Event->io (	4058	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	}	4059	}
3142		4060
3143	my $_log_backtrace;	4061	my $_log_backtrace;
3144		4062
3145	sub _log_backtrace {	4063	sub _log_backtrace {
…		…
3148	$msg =~ s/\n//;	4066	$msg =~ s/\n//;
3149		4067
3150	# limit the # of concurrent backtraces	4068	# limit the # of concurrent backtraces
3151	if ($_log_backtrace < 2) {	4069	if ($_log_backtrace < 2) {
3152	++$_log_backtrace;	4070	++$_log_backtrace;
		4071	my $perl_bt = Carp::longmess $msg;
3153	async {	4072	async {
		4073	$Coro::current->{desc} = "abt $msg";
		4074
3154	my @bt = fork_call {	4075	my @bt = fork_call {
3155	@addr = map { sprintf "%x", $_ } @addr;	4076	@addr = map { sprintf "%x", $_ } @addr;
3156	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4077	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3157	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4078	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3158	or die "addr2line: $!";	4079	or die "addr2line: $!";
…		…
3166	}	4087	}
3167		4088
3168	@funcs	4089	@funcs
3169	};	4090	};
3170		4091
3171	LOG llevInfo, "[ABT] $msg\n";	4092	LOG llevInfo, "[ABT] $perl_bt\n";
		4093	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3172	LOG llevInfo, "[ABT] $_\n" for @bt;	4094	LOG llevInfo, "[ABT] $_\n" for @bt;
3173	--$_log_backtrace;	4095	--$_log_backtrace;
3174	};	4096	};
3175	} else {	4097	} else {
3176	LOG llevInfo, "[ABT] $msg\n";	4098	LOG llevInfo, "[ABT] $msg\n";
3177	LOG llevInfo, "[ABT] [suppressed]\n";	4099	LOG llevInfo, "[ABT] [suppressed]\n";
3178	}	4100	}
3179	}	4101	}
3180		4102
3181	# load additional modules	4103	# load additional modules
3182	use cf::pod;	4104	require "cf/$_.pm" for @EXTRA_MODULES;
		4105	cf::_connect_to_perl_2;
3183		4106
3184	END { cf::emergency_save }	4107	END { cf::emergency_save }
3185		4108
3186	1	4109	1
3187		4110

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