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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.303 by root, Wed Jul 11 15:57:31 2007 UTC vs.
Revision 1.513 by root, Mon Apr 12 05:22:38 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use Storable;	32	use EV;
10	use Event;
11	use Opcode;	33	use Opcode;
12	use Safe;	34	use Safe;
13	use Safe::Hole;	35	use Safe::Hole;
		36	use Storable ();
		37	use Carp ();
14		38
		39	use Guard ();
15	use Coro 3.61 ();	40	use Coro ();
16	use Coro::State;	41	use Coro::State;
17	use Coro::Handle;	42	use Coro::Handle;
		43	use Coro::EV;
18	use Coro::Event;	44	use Coro::AnyEvent;
19	use Coro::Timer;	45	use Coro::Timer;
20	use Coro::Signal;	46	use Coro::Signal;
21	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
22	use Coro::AIO;	50	use Coro::AIO;
		51	use Coro::BDB 1.6;
23	use Coro::Storable;	52	use Coro::Storable;
		53	use Coro::Util ();
24		54
25	use JSON::XS 1.4 ();	55	use JSON::XS 2.01 ();
26	use BDB ();	56	use BDB ();
27	use Data::Dumper;	57	use Data::Dumper;
28	use Digest::MD5;
29	use Fcntl;	58	use Fcntl;
30	use YAML::Syck ();	59	use YAML::XS ();
31	use IO::AIO 2.32 ();	60	use IO::AIO ();
32	use Time::HiRes;	61	use Time::HiRes;
33	use Compress::LZF;	62	use Compress::LZF;
34	use Digest::MD5 ();	63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
35		66
36	# configure various modules to our taste	67	# configure various modules to our taste
37	#	68	#
38	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
39	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";
40	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
41		77
42	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
43		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		80
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
50		82
51	our %COMMAND = ();	83	our %COMMAND = ();
52	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
55	our %EXTCMD = ();	87	our %EXTCMD = ();
56	our %EXTICMD = ();	88	our %EXTICMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
59		91
60	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
62		96
63	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
64	our $DATADIR = datadir;	98	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
68	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
73	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;
74		115
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	116	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	117	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	118	our $NEXT_TICK;
80	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	119	our $USE_FSYNC = 1; # use fsync to write maps - default on
82		120
		121	our $BDB_DEADLOCK_WATCHER;
		122	our $BDB_CHECKPOINT_WATCHER;
83	our $BDB_POLL_WATCHER;	123	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	124	our $DB_ENV;
		125
		126	our @EXTRA_MODULES = qw(pod match mapscript);
85		127
86	our %CFG;	128	our %CFG;
87		129
88	our $UPTIME; $UPTIME ||= time;	130	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	131	our $RUNTIME;
		132	our $NOW;
90		133
91	our %PLAYER; # all users	134	our (%PLAYER, %PLAYER_LOADING); # all users
92	our %MAP; # all maps	135	our (%MAP, %MAP_LOADING ); # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	136	our $LINK_MAP; # the special {link} map, which is always available
94		137
95	# 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 ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	139	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		140
98	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)
99	our $LOADAVG; # same thing, but with alpha-smoothing	142	our $LOADAVG; # same thing, but with alpha-smoothing
		143	our $JITTER; # average jitter
100	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 $REALLY_UNLOOP; # never set to true, please :)
101		150
102	binmode STDOUT;	151	binmode STDOUT;
103	binmode STDERR;	152	binmode STDERR;
104		153
105	# read virtual server time, if available	154	# read virtual server time, if available
106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	155	unless ($RUNTIME || !-e $RUNTIMEFILE) {
107	open my $fh, "<", "$LOCALDIR/runtime"	156	open my $fh, "<", $RUNTIMEFILE
108	or die "unable to read runtime file: $!";	157	or die "unable to read $RUNTIMEFILE file: $!";
109	$RUNTIME = <$fh> + 0.;	158	$RUNTIME = <$fh> + 0.;
110	}	159	}
		160
		161	eval "sub TICK() { $TICK } 1" or die;
111		162
112	mkdir $_	163	mkdir $_
113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	164	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
114		165
115	our $EMERGENCY_POSITION;	166	our $EMERGENCY_POSITION;
116		167
117	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::"} };
118		180
119	#############################################################################	181	#############################################################################
120		182
121	=head2 GLOBAL VARIABLES	183	=head2 GLOBAL VARIABLES
122		184
…		…
158		220
159	The raw value load value from the last tick.	221	The raw value load value from the last tick.
160		222
161	=item %cf::CFG	223	=item %cf::CFG
162		224
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	225	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	226	from wherever your confdir points to.
165		227
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	228	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		229
168	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
169	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
170	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.
171		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
172	=back	246	=back
173		247
174	=cut	248	=cut
175		249
176	BEGIN {	250	$Coro::State::WARNHOOK = sub {
177	*CORE::GLOBAL::warn = sub {
178	my $msg = join "", @_;	251	my $msg = join "", @_;
179		252
180	$msg .= "\n"	253	$msg .= "\n"
181	unless $msg =~ /\n$/;	254	unless $msg =~ /\n$/;
182		255
183	$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;
184		257
185	utf8::encode $msg;
186	LOG llevError, $msg;	258	LOG llevError, $msg;
187	};	259	};
188	}	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	};
189		274
190	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	275	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
191	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	276	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
192	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	277	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
193	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	278	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
200	for my $pkg (qw(	285	for my $pkg (qw(
201	cf::global cf::attachable	286	cf::global cf::attachable
202	cf::object cf::object::player	287	cf::object cf::object::player
203	cf::client cf::player	288	cf::client cf::player
204	cf::arch cf::living	289	cf::arch cf::living
		290	cf::map cf::mapspace
205	cf::map cf::party cf::region	291	cf::party cf::region
206	)) {	292	)) {
207	no strict 'refs';
208	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	293	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
209	}	294	}
210		295
211	$Event::DIED = sub {	296	$EV::DIED = sub {
212	warn "error in event callback: @_";	297	Carp::cluck "error in event callback: @_";
213	};	298	};
214		299
215	#############################################################################	300	#############################################################################
216		301
217	=head2 UTILITY FUNCTIONS	302	=head2 UTILITY FUNCTIONS
…		…
239	$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;
240	$d	325	$d
241	} || "[unable to dump $_[0]: '$@']";	326	} || "[unable to dump $_[0]: '$@']";
242	}	327	}
243		328
244	=item $ref = cf::from_json $json	329	=item $ref = cf::decode_json $json
245		330
246	Converts a JSON string into the corresponding perl data structure.	331	Converts a JSON string into the corresponding perl data structure.
247		332
248	=item $json = cf::to_json $ref	333	=item $json = cf::encode_json $ref
249		334
250	Converts a perl data structure into its JSON representation.	335	Converts a perl data structure into its JSON representation.
251		336
252	=cut	337	=cut
253		338
254	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	339	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
255		340
256	sub to_json ($) { $json_coder->encode ($_[0]) }	341	sub encode_json($) { $json_coder->encode ($_[0]) }
257	sub from_json ($) { $json_coder->decode ($_[0]) }	342	sub decode_json($) { $json_coder->decode ($_[0]) }
		343
		344	=item cf::post_init { BLOCK }
		345
		346	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		347	but I<before> the server starts ticking again.
		348
		349	The cdoeblock will have a single boolean argument to indicate whether this
		350	is a reload or not.
		351
		352	=cut
		353
		354	sub post_init(&) {
		355	push @POST_INIT, shift;
		356	}
258		357
259	=item cf::lock_wait $string	358	=item cf::lock_wait $string
260		359
261	Wait until the given lock is available. See cf::lock_acquire.	360	Wait until the given lock is available. See cf::lock_acquire.
262		361
263	=item my $lock = cf::lock_acquire $string	362	=item my $lock = cf::lock_acquire $string
264		363
265	Wait until the given lock is available and then acquires it and returns	364	Wait until the given lock is available and then acquires it and returns
266	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	365	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
267	for example when the coroutine gets canceled), the lock is automatically	366	for example when the coroutine gets canceled), the lock is automatically
268	returned.	367	returned.
269		368
		369	Locks are *not* recursive, locking from the same coro twice results in a
		370	deadlocked coro.
		371
270	Lock names should begin with a unique identifier (for example, cf::map::find	372	Lock names should begin with a unique identifier (for example, cf::map::find
271	uses map_find and cf::map::load uses map_load).	373	uses map_find and cf::map::load uses map_load).
272		374
273	=item $locked = cf::lock_active $string	375	=item $locked = cf::lock_active $string
274		376
275	Return true if the lock is currently active, i.e. somebody has locked it.	377	Return true if the lock is currently active, i.e. somebody has locked it.
276		378
277	=cut	379	=cut
278		380
279	our %LOCK;	381	our $LOCKS = new Coro::SemaphoreSet;
280		382
281	sub lock_wait($) {	383	sub lock_wait($) {
282	my ($key) = @_;	384	$LOCKS->wait ($_[0]);
283
284	# wait for lock, if any
285	while ($LOCK{$key}) {
286	push @{ $LOCK{$key} }, $Coro::current;
287	Coro::schedule;
288	}
289	}	385	}
290		386
291	sub lock_acquire($) {	387	sub lock_acquire($) {
292	my ($key) = @_;	388	$LOCKS->guard ($_[0])
293
294	# wait, to be sure we are not locked
295	lock_wait $key;
296
297	$LOCK{$key} = [];
298
299	Coro::guard {
300	# wake up all waiters, to be on the safe side
301	$_->ready for @{ delete $LOCK{$key} };
302	}
303	}	389	}
304		390
305	sub lock_active($) {	391	sub lock_active($) {
306	my ($key) = @_;	392	$LOCKS->count ($_[0]) < 1
307
308	! ! $LOCK{$key}
309	}	393	}
310		394
311	sub freeze_mainloop {	395	sub freeze_mainloop {
312	return unless $TICK_WATCHER->is_active;	396	tick_inhibit_inc;
313		397
314	my $guard = Coro::guard {	398	&Guard::guard (\&tick_inhibit_dec);
315	$TICK_WATCHER->start;	399	}
		400
		401	=item cf::periodic $interval, $cb
		402
		403	Like EV::periodic, but randomly selects a starting point so that the actions
		404	get spread over timer.
		405
		406	=cut
		407
		408	sub periodic($$) {
		409	my ($interval, $cb) = @_;
		410
		411	my $start = rand List::Util::min 180, $interval;
		412
		413	EV::periodic $start, $interval, 0, $cb
		414	}
		415
		416	=item cf::get_slot $time[, $priority[, $name]]
		417
		418	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		419	This call blocks and returns only when you have at least C<$time> seconds
		420	of cpu time till the next tick. The slot is only valid till the next cede.
		421
		422	The optional C<$name> can be used to identify the job to run. It might be
		423	used for statistical purposes and should identify the same time-class.
		424
		425	Useful for short background jobs.
		426
		427	=cut
		428
		429	our @SLOT_QUEUE;
		430	our $SLOT_QUEUE;
		431	our $SLOT_DECAY = 0.9;
		432
		433	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		434	$SLOT_QUEUE = Coro::async {
		435	$Coro::current->desc ("timeslot manager");
		436
		437	my $signal = new Coro::Signal;
		438	my $busy;
		439
		440	while () {
		441	next_job:
		442
		443	my $avail = cf::till_tick;
		444
		445	for (0 .. $#SLOT_QUEUE) {
		446	if ($SLOT_QUEUE[$_][0] <= $avail) {
		447	$busy = 0;
		448	my $job = splice @SLOT_QUEUE, $_, 1, ();
		449	$job->[2]->send;
		450	Coro::cede;
		451	goto next_job;
		452	} else {
		453	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
		454	}
		455	}
		456
		457	if (@SLOT_QUEUE) {
		458	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		459	push @cf::WAIT_FOR_TICK, $signal;
		460	$signal->wait;
		461	} else {
		462	$busy = 0;
		463	Coro::schedule;
		464	}
316	};	465	}
317	$TICK_WATCHER->stop;	466	};
318	$guard	467
		468	sub get_slot($;$$) {
		469	return if tick_inhibit || $Coro::current == $Coro::main;
		470
		471	my ($time, $pri, $name) = @_;
		472
		473	$time = clamp $time, 0.01, $TICK * .6;
		474
		475	my $sig = new Coro::Signal;
		476
		477	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		478	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		479	$SLOT_QUEUE->ready;
		480	$sig->wait;
319	}	481	}
320		482
321	=item cf::async { BLOCK }	483	=item cf::async { BLOCK }
322		484
323	Currently the same as Coro::async_pool, meaning you cannot use	485	Currently the same as Coro::async_pool, meaning you cannot use
…		…
328		490
329	BEGIN { *async = \&Coro::async_pool }	491	BEGIN { *async = \&Coro::async_pool }
330		492
331	=item cf::sync_job { BLOCK }	493	=item cf::sync_job { BLOCK }
332		494
333	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	495	The design of Deliantra requires that the main coroutine ($Coro::main)
334	is always able to handle events or runnable, as Crossfire TRT is only	496	is always able to handle events or runnable, as Deliantra is only
335	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	497	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
336	acceptable.	498	acceptable.
337		499
338	If it must be done, put the blocking parts into C<sync_job>. This will run	500	If it must be done, put the blocking parts into C<sync_job>. This will run
339	the given BLOCK in another coroutine while waiting for the result. The	501	the given BLOCK in another coroutine while waiting for the result. The
…		…
344		506
345	sub sync_job(&) {	507	sub sync_job(&) {
346	my ($job) = @_;	508	my ($job) = @_;
347		509
348	if ($Coro::current == $Coro::main) {	510	if ($Coro::current == $Coro::main) {
349	my $time = Event::time;	511	my $time = AE::time;
350		512
351	# this is the main coro, too bad, we have to block	513	# this is the main coro, too bad, we have to block
352	# till the operation succeeds, freezing the server :/	514	# till the operation succeeds, freezing the server :/
353		515
354	# TODO: use suspend/resume instead	516	LOG llevError, Carp::longmess "sync job";#d#
355	# (but this is cancel-safe)	517
356	my $freeze_guard = freeze_mainloop;	518	my $freeze_guard = freeze_mainloop;
357		519
358	my $busy = 1;	520	my $busy = 1;
359	my @res;	521	my @res;
360		522
361	(async {	523	(async {
		524	$Coro::current->desc ("sync job coro");
362	@res = eval { $job->() };	525	@res = eval { $job->() };
363	warn $@ if $@;	526	warn $@ if $@;
364	undef $busy;	527	undef $busy;
365	})->prio (Coro::PRIO_MAX);	528	})->prio (Coro::PRIO_MAX);
366		529
367	while ($busy) {	530	while ($busy) {
368	Coro::cede or Event::one_event;	531	if (Coro::nready) {
		532	Coro::cede_notself;
		533	} else {
		534	EV::loop EV::LOOP_ONESHOT;
369	}	535	}
		536	}
370		537
371	$time = Event::time - $time;	538	my $time = AE::time - $time;
372		539
373	LOG llevError | logBacktrace, Carp::longmess "long sync job"
374	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
375
376	$tick_start += $time; # do not account sync jobs to server load	540	$TICK_START += $time; # do not account sync jobs to server load
377		541
378	wantarray ? @res : $res[0]	542	wantarray ? @res : $res[0]
379	} else {	543	} else {
380	# we are in another coroutine, how wonderful, everything just works	544	# we are in another coroutine, how wonderful, everything just works
381		545
…		…
406	=item fork_call { }, $args	570	=item fork_call { }, $args
407		571
408	Executes the given code block with the given arguments in a seperate	572	Executes the given code block with the given arguments in a seperate
409	process, returning the results. Everything must be serialisable with	573	process, returning the results. Everything must be serialisable with
410	Coro::Storable. May, of course, block. Note that the executed sub may	574	Coro::Storable. May, of course, block. Note that the executed sub may
411	never block itself or use any form of Event handling.	575	never block itself or use any form of event handling.
412		576
413	=cut	577	=cut
414
415	sub _store_scalar {
416	open my $fh, ">", \my $buf
417	or die "fork_call: cannot open fh-to-buf in child : $!";
418	Storable::store_fd $_[0], $fh;
419	close $fh;
420
421	$buf
422	}
423		578
424	sub fork_call(&@) {	579	sub fork_call(&@) {
425	my ($cb, @args) = @_;	580	my ($cb, @args) = @_;
426		581
427	# 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,
428	# or die "socketpair: $!";	583	# otherwise perl prematurely frees the stuff :/
429	pipe my $fh1, my $fh2	584	# TODO: investigate and fix (likely this will be rather laborious)
430	or die "pipe: $!";
431		585
432	if (my $pid = fork) {	586	my @res = Coro::Util::fork_eval {
433	close $fh2;
434
435	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
436	warn "pst<$res>" unless $res =~ /^pst/;
437	$res = Coro::Storable::thaw $res;
438
439	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
440
441	Carp::confess $$res unless "ARRAY" eq ref $res;
442
443	return wantarray ? @$res : $res->[-1];
444	} else {
445	reset_signals;	587	reset_signals;
446	local $SIG{__WARN__};	588	&$cb
447	local $SIG{__DIE__};	589	}, @args;
448	# just in case, this hack effectively disables event
449	# in the child. cleaner and slower would be canceling all watchers,
450	# but this works for the time being.
451	local $Coro::idle;
452	$Coro::current->prio (Coro::PRIO_MAX);
453		590
454	eval {	591	wantarray ? @res : $res[-1]
455	close $fh1;	592	}
456		593
457	my @res = eval { $cb->(@args) };	594	=item $coin = coin_from_name $name
458		595
459	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;	596	=cut
460	close $fh2;
461	};
462		597
463	warn $@ if $@;	598	our %coin_alias = (
464	_exit 0;	599	"silver" => "silvercoin",
465	}	600	"silvercoin" => "silvercoin",
		601	"silvercoins" => "silvercoin",
		602	"gold" => "goldcoin",
		603	"goldcoin" => "goldcoin",
		604	"goldcoins" => "goldcoin",
		605	"platinum" => "platinacoin",
		606	"platinumcoin" => "platinacoin",
		607	"platinumcoins" => "platinacoin",
		608	"platina" => "platinacoin",
		609	"platinacoin" => "platinacoin",
		610	"platinacoins" => "platinacoin",
		611	"royalty" => "royalty",
		612	"royalties" => "royalty",
		613	);
		614
		615	sub coin_from_name($) {
		616	$coin_alias{$_[0]}
		617	? cf::arch::find $coin_alias{$_[0]}
		618	: undef
466	}	619	}
467		620
468	=item $value = cf::db_get $family => $key	621	=item $value = cf::db_get $family => $key
469		622
470	Returns a single value from the environment database.	623	Returns a single value from the environment database.
…		…
472	=item cf::db_put $family => $key => $value	625	=item cf::db_put $family => $key => $value
473		626
474	Stores the given C<$value> in the family. It can currently store binary	627	Stores the given C<$value> in the family. It can currently store binary
475	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	628	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
476		629
		630	=item $db = cf::db_table "name"
		631
		632	Create and/or open a new database table. The string must not be "db" and must be unique
		633	within each server.
		634
477	=cut	635	=cut
		636
		637	sub db_table($) {
		638	my ($name) = @_;
		639	my $db = BDB::db_create $DB_ENV;
		640
		641	eval {
		642	$db->set_flags (BDB::CHKSUM);
		643
		644	utf8::encode $name;
		645	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		646	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		647	cf::cleanup "db_open(db): $!" if $!;
		648	};
		649	cf::cleanup "db_open(db): $@" if $@;
		650
		651	$db
		652	}
478		653
479	our $DB;	654	our $DB;
480		655
481	sub db_init {	656	sub db_init {
482	unless ($DB) {
483	$DB = BDB::db_create $DB_ENV;
484
485	cf::sync_job {	657	cf::sync_job {
486	eval {	658	$DB ||= db_table "db";
487	$DB->set_flags (BDB::CHKSUM);
488
489	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
490	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
491	cf::cleanup "db_open(db): $!" if $!;
492	};
493	cf::cleanup "db_open(db): $@" if $@;
494	};
495	}	659	};
496	}	660	}
497		661
498	sub db_get($$) {	662	sub db_get($$) {
499	my $key = "$_[0]/$_[1]";	663	my $key = "$_[0]/$_[1]";
500		664
…		…
550	if (1) {	714	if (1) {
551	$md5 =	715	$md5 =
552	join "\x00",	716	join "\x00",
553	$processversion,	717	$processversion,
554	map {	718	map {
555	Coro::cede;	719	cf::cede_to_tick;
556	($src->[$_], Digest::MD5::md5_hex $data[$_])	720	($src->[$_], Digest::MD5::md5_hex $data[$_])
557	} 0.. $#$src;	721	} 0.. $#$src;
558		722
559		723
560	my $dbmd5 = db_get cache => "$id/md5";	724	my $dbmd5 = db_get cache => "$id/md5";
…		…
598		762
599	#############################################################################	763	#############################################################################
600		764
601	=head2 ATTACHABLE OBJECTS	765	=head2 ATTACHABLE OBJECTS
602		766
603	Many objects in crossfire are so-called attachable objects. That means you can	767	Many objects in deliantra are so-called attachable objects. That means you can
604	attach callbacks/event handlers (a collection of which is called an "attachment")	768	attach callbacks/event handlers (a collection of which is called an "attachment")
605	to it. All such attachable objects support the following methods.	769	to it. All such attachable objects support the following methods.
606		770
607	In the following description, CLASS can be any of C<global>, C<object>	771	In the following description, CLASS can be any of C<global>, C<object>
608	C<player>, C<client> or C<map> (i.e. the attachable objects in	772	C<player>, C<client> or C<map> (i.e. the attachable objects in
609	Crossfire TRT).	773	Deliantra).
610		774
611	=over 4	775	=over 4
612		776
613	=item $attachable->attach ($attachment, key => $value...)	777	=item $attachable->attach ($attachment, key => $value...)
614		778
…		…
658	=item cf::CLASS::attachment $name, ...	822	=item cf::CLASS::attachment $name, ...
659		823
660	Register an attachment by C<$name> through which attachable objects of the	824	Register an attachment by C<$name> through which attachable objects of the
661	given CLASS can refer to this attachment.	825	given CLASS can refer to this attachment.
662		826
663	Some classes such as crossfire maps and objects can specify attachments	827	Some classes such as deliantra maps and objects can specify attachments
664	that are attached at load/instantiate time, thus the need for a name.	828	that are attached at load/instantiate time, thus the need for a name.
665		829
666	These calls expect any number of the following handler/hook descriptions:	830	These calls expect any number of the following handler/hook descriptions:
667		831
668	=over 4	832	=over 4
…		…
866	";	1030	";
867	die if $@;	1031	die if $@;
868	}	1032	}
869		1033
870	our $override;	1034	our $override;
871	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	1035	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
872		1036
873	sub override {	1037	sub override {
874	$override = 1;	1038	$override = 1;
875	@invoke_results = ();	1039	@INVOKE_RESULTS = (@_);
876	}	1040	}
877		1041
878	sub do_invoke {	1042	sub do_invoke {
879	my $event = shift;	1043	my $event = shift;
880	my $callbacks = shift;	1044	my $callbacks = shift;
881		1045
882	@invoke_results = ();	1046	@INVOKE_RESULTS = ();
883		1047
884	local $override;	1048	local $override;
885		1049
886	for (@$callbacks) {	1050	for (@$callbacks) {
887	eval { &{$_->[1]} };	1051	eval { &{$_->[1]} };
…		…
896	}	1060	}
897		1061
898	0	1062	0
899	}	1063	}
900		1064
901	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1065	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
902		1066
903	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1067	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
904		1068
905	Generate an object-specific event with the given arguments.	1069	Generate an object-specific event with the given arguments.
906		1070
907	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1071	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
908	removed in future versions), and there is no public API to access override	1072	removed in future versions), and there is no public API to access override
909	results (if you must, access C<@cf::invoke_results> directly).	1073	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
910		1074
911	=back	1075	=back
912		1076
913	=cut	1077	=cut
914		1078
915	#############################################################################	1079	#############################################################################
916	# object support	1080	# object support
		1081
		1082	sub _object_equal($$);
		1083	sub _object_equal($$) {
		1084	my ($a, $b) = @_;
		1085
		1086	return 0 unless (ref $a) eq (ref $b);
		1087
		1088	if ("HASH" eq ref $a) {
		1089	my @ka = keys %$a;
		1090	my @kb = keys %$b;
		1091
		1092	return 0 if @ka != @kb;
		1093
		1094	for (0 .. $#ka) {
		1095	return 0 unless $ka[$_] eq $kb[$_];
		1096	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1097	}
		1098
		1099	} elsif ("ARRAY" eq ref $a) {
		1100
		1101	return 0 if @$a != @$b;
		1102
		1103	for (0 .. $#$a) {
		1104	return 0 unless _object_equal $a->[$_], $b->[$_];
		1105	}
		1106
		1107	} elsif ($a ne $b) {
		1108	return 0;
		1109	}
		1110
		1111	1
		1112	}
		1113
		1114	our $SLOW_MERGES;#d#
		1115	sub _can_merge {
		1116	my ($ob1, $ob2) = @_;
		1117
		1118	++$SLOW_MERGES;#d#
		1119
		1120	# we do the slow way here
		1121	return _object_equal $ob1, $ob2
		1122	}
917		1123
918	sub reattach {	1124	sub reattach {
919	# basically do the same as instantiate, without calling instantiate	1125	# basically do the same as instantiate, without calling instantiate
920	my ($obj) = @_;	1126	my ($obj) = @_;
921		1127
		1128	# no longer needed after getting rid of delete_package?
922	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1129	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
923		1130
924	my $registry = $obj->registry;	1131	my $registry = $obj->registry;
925		1132
926	@$registry = ();	1133	@$registry = ();
927		1134
…		…
942	cf::attachable->attach (	1149	cf::attachable->attach (
943	prio => -1000000,	1150	prio => -1000000,
944	on_instantiate => sub {	1151	on_instantiate => sub {
945	my ($obj, $data) = @_;	1152	my ($obj, $data) = @_;
946		1153
947	$data = from_json $data;	1154	$data = decode_json $data;
948		1155
949	for (@$data) {	1156	for (@$data) {
950	my ($name, $args) = @$_;	1157	my ($name, $args) = @$_;
951		1158
952	$obj->attach ($name, %{$args || {} });	1159	$obj->attach ($name, %{$args || {} });
…		…
968	sub object_freezer_save {	1175	sub object_freezer_save {
969	my ($filename, $rdata, $objs) = @_;	1176	my ($filename, $rdata, $objs) = @_;
970		1177
971	sync_job {	1178	sync_job {
972	if (length $$rdata) {	1179	if (length $$rdata) {
		1180	utf8::decode (my $decname = $filename);
973	warn sprintf "saving %s (%d,%d)\n",	1181	warn sprintf "saving %s (%d,%d)\n",
974	$filename, length $$rdata, scalar @$objs;	1182	$decname, length $$rdata, scalar @$objs;
975		1183
976	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1184	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
977	chmod SAVE_MODE, $fh;	1185	aio_chmod $fh, SAVE_MODE;
978	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1186	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
979	aio_fsync $fh if $cf::USE_FSYNC;	1187	if ($cf::USE_FSYNC) {
		1188	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;
		1189	aio_fsync $fh;
		1190	}
980	close $fh;	1191	aio_close $fh;
981		1192
982	if (@$objs) {	1193	if (@$objs) {
983	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1194	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
984	chmod SAVE_MODE, $fh;	1195	aio_chmod $fh, SAVE_MODE;
985	my $data = Storable::nfreeze { version => 1, objs => $objs };	1196	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
986	aio_write $fh, 0, (length $data), $data, 0;	1197	aio_write $fh, 0, (length $data), $data, 0;
987	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	}
988	close $fh;	1202	aio_close $fh;
989	aio_rename "$filename.pst~", "$filename.pst";	1203	aio_rename "$filename.pst~", "$filename.pst";
990	}	1204	}
991	} else {	1205	} else {
992	aio_unlink "$filename.pst";	1206	aio_unlink "$filename.pst";
993	}	1207	}
994		1208
995	aio_rename "$filename~", $filename;	1209	aio_rename "$filename~", $filename;
		1210
		1211	$filename =~ s%/[^/]+$%%;
		1212	aio_pathsync $filename if $cf::USE_FSYNC;
996	} else {	1213	} else {
997	warn "FATAL: $filename~: $!\n";	1214	warn "unable to save objects: $filename~: $!\n";
998	}	1215	}
999	} else {	1216	} else {
1000	aio_unlink $filename;	1217	aio_unlink $filename;
1001	aio_unlink "$filename.pst";	1218	aio_unlink "$filename.pst";
1002	}	1219	}
1003	}	1220	};
1004	}	1221	}
1005		1222
1006	sub object_freezer_as_string {	1223	sub object_freezer_as_string {
1007	my ($rdata, $objs) = @_;	1224	my ($rdata, $objs) = @_;
1008		1225
…		…
1020	or return;	1237	or return;
1021		1238
1022	unless (aio_stat "$filename.pst") {	1239	unless (aio_stat "$filename.pst") {
1023	(aio_load "$filename.pst", $av) >= 0	1240	(aio_load "$filename.pst", $av) >= 0
1024	or return;	1241	or return;
		1242
1025	$av = eval { (Storable::thaw $av)->{objs} };	1243	my $st = eval { Coro::Storable::thaw $av };
		1244	$av = $st->{objs};
1026	}	1245	}
1027		1246
		1247	utf8::decode (my $decname = $filename);
1028	warn sprintf "loading %s (%d)\n",	1248	warn sprintf "loading %s (%d,%d)\n",
1029	$filename, length $data, scalar @{$av || []};	1249	$decname, length $data, scalar @{$av || []};
		1250
1030	return ($data, $av);	1251	($data, $av)
1031	}	1252	}
1032		1253
1033	=head2 COMMAND CALLBACKS	1254	=head2 COMMAND CALLBACKS
1034		1255
1035	=over 4	1256	=over 4
…		…
1089	my ($name, $cb) = @_;	1310	my ($name, $cb) = @_;
1090		1311
1091	$EXTICMD{$name} = $cb;	1312	$EXTICMD{$name} = $cb;
1092	}	1313	}
1093		1314
		1315	use File::Glob ();
		1316
1094	cf::player->attach (	1317	cf::player->attach (
1095	on_command => sub {	1318	on_unknown_command => sub {
1096	my ($pl, $name, $params) = @_;	1319	my ($pl, $name, $params) = @_;
1097		1320
1098	my $cb = $COMMAND{$name}	1321	my $cb = $COMMAND{$name}
1099	or return;	1322	or return;
1100		1323
…		…
1108	my ($pl, $buf) = @_;	1331	my ($pl, $buf) = @_;
1109		1332
1110	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1333	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1111		1334
1112	if (ref $msg) {	1335	if (ref $msg) {
		1336	my ($type, $reply, @payload) =
		1337	"ARRAY" eq ref $msg
		1338	? @$msg
		1339	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1340
		1341	my @reply;
		1342
1113	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1343	if (my $cb = $EXTCMD{$type}) {
1114	if (my %reply = $cb->($pl, $msg)) {	1344	@reply = $cb->($pl, @payload);
1115	$pl->ext_reply ($msg->{msgid}, %reply);
1116	}
1117	}	1345	}
		1346
		1347	$pl->ext_reply ($reply, @reply)
		1348	if $reply;
		1349
1118	} else {	1350	} else {
1119	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1351	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1120	}	1352	}
1121		1353
1122	cf::override;	1354	cf::override;
1123	},	1355	},
1124	);	1356	);
		1357
		1358	# "readahead" all extensions
		1359	sub cache_extensions {
		1360	my $grp = IO::AIO::aio_group;
		1361
		1362	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1363	for (grep /\.ext$/, @{$_[0]}) {
		1364	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1365	}
		1366	};
		1367
		1368	$grp
		1369	}
1125		1370
1126	sub load_extensions {	1371	sub load_extensions {
1127	cf::sync_job {	1372	cf::sync_job {
1128	my %todo;	1373	my %todo;
1129		1374
…		…
1149		1394
1150	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1395	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1151	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1396	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1152		1397
1153	$ext{source} =	1398	$ext{source} =
1154	"package $pkg; use strict; use utf8;\n"	1399	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1155	. "#line 1 \"$path\"\n{\n"	1400	. "#line 1 \"$path\"\n{\n"
1156	. $source	1401	. $source
1157	. "\n};\n1";	1402	. "\n};\n1";
1158		1403
1159	$todo{$base} = \%ext;	1404	$todo{$base} = \%ext;
1160	}	1405	}
1161		1406
		1407	my $pass = 0;
1162	my %done;	1408	my %done;
1163	while (%todo) {	1409	while (%todo) {
1164	my $progress;	1410	my $progress;
1165		1411
		1412	++$pass;
		1413
		1414	ext:
1166	while (my ($k, $v) = each %todo) {	1415	while (my ($k, $v) = each %todo) {
1167	for (split /,\s*/, $v->{meta}{depends}) {	1416	for (split /,\s*/, $v->{meta}{depends}) {
1168	goto skip	1417	next ext
1169	unless exists $done{$_};	1418	unless exists $done{$_};
1170	}	1419	}
1171		1420
1172	warn "... loading '$k' into '$v->{pkg}'\n";	1421	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1173		1422
1174	unless (eval $v->{source}) {	1423	my $active = eval $v->{source};
		1424
		1425	if (length $@) {
1175	my $msg = $@ ? "$v->{path}: $@\n"	1426	warn "$v->{path}: $@\n";
1176	: "$v->{base}: extension inactive.\n";
1177		1427
		1428	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1178	if (exists $v->{meta}{mandatory}) {	1429	if exists $v->{meta}{mandatory};
1179	warn $msg;	1430	} else {
1180	warn "mandatory extension failed to load, exiting.\n";	1431	$done{$k} = delete $todo{$k};
1181	exit 1;	1432	push @EXTS, $v->{pkg};
1182	}	1433	$progress = 1;
1183		1434
1184	warn $msg;	1435	warn "$v->{base}: extension inactive.\n"
		1436	unless $active;
1185	}	1437	}
1186
1187	$done{$k} = delete $todo{$k};
1188	push @EXTS, $v->{pkg};
1189	$progress = 1;
1190	}	1438	}
1191		1439
1192	skip:	1440	unless ($progress) {
1193	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1441	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1194	unless $progress;	1442
		1443	while (my ($k, $v) = each %todo) {
		1444	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1445	if exists $v->{meta}{mandatory};
		1446	}
		1447	}
1195	}	1448	}
1196	};	1449	};
1197	}	1450	}
1198		1451
1199	#############################################################################	1452	#############################################################################
1200		1453
1201	=back	1454	=back
1202		1455
1203	=head2 CORE EXTENSIONS	1456	=head2 CORE EXTENSIONS
1204		1457
1205	Functions and methods that extend core crossfire objects.	1458	Functions and methods that extend core deliantra objects.
1206		1459
1207	=cut	1460	=cut
1208		1461
1209	package cf::player;	1462	package cf::player;
1210		1463
1211	use Coro::AIO;	1464	use Coro::AIO;
1212		1465
1213	=head3 cf::player	1466	=head3 cf::player
1214		1467
1215	=over 4	1468	=over 4
		1469
		1470	=item cf::player::num_playing
		1471
		1472	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1473
		1474	=cut
		1475
		1476	sub num_playing {
		1477	scalar grep
		1478	$_->ob->map
		1479	&& !$_->hidden
		1480	&& !$_->ob->flag (cf::FLAG_WIZ),
		1481	cf::player::list
		1482	}
1216		1483
1217	=item cf::player::find $login	1484	=item cf::player::find $login
1218		1485
1219	Returns the given player object, loading it if necessary (might block).	1486	Returns the given player object, loading it if necessary (might block).
1220		1487
…		…
1239		1506
1240	sub exists($) {	1507	sub exists($) {
1241	my ($login) = @_;	1508	my ($login) = @_;
1242		1509
1243	$cf::PLAYER{$login}	1510	$cf::PLAYER{$login}
1244	or cf::sync_job { !aio_stat path $login }	1511	or !aio_stat path $login
1245	}	1512	}
1246		1513
1247	sub find($) {	1514	sub find($) {
1248	return $cf::PLAYER{$_[0]} || do {	1515	return $cf::PLAYER{$_[0]} || do {
1249	my $login = $_[0];	1516	my $login = $_[0];
…		…
1256	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1523	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1257	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1524	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1258	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1525	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1259	aio_unlink +(playerdir $login) . "/$login.pl";	1526	aio_unlink +(playerdir $login) . "/$login.pl";
1260		1527
1261	my $pl = load_pl path $login	1528	my $f = new_from_file cf::object::thawer path $login
1262	or return;	1529	or return;
		1530
		1531	my $pl = cf::player::load_pl $f
		1532	or return;
		1533
		1534	local $cf::PLAYER_LOADING{$login} = $pl;
		1535	$f->resolve_delayed_derefs;
1263	$cf::PLAYER{$login} = $pl	1536	$cf::PLAYER{$login} = $pl
1264	}	1537	}
1265	}	1538	}
1266	}	1539	}
		1540
		1541	cf::player->attach (
		1542	on_load => sub {
		1543	my ($pl, $path) = @_;
		1544
		1545	# restore slots saved in save, below
		1546	my $slots = delete $pl->{_slots};
		1547
		1548	$pl->ob->current_weapon ($slots->[0]);
		1549	$pl->combat_ob ($slots->[1]);
		1550	$pl->ranged_ob ($slots->[2]);
		1551	},
		1552	);
1267		1553
1268	sub save($) {	1554	sub save($) {
1269	my ($pl) = @_;	1555	my ($pl) = @_;
1270		1556
1271	return if $pl->{deny_save};	1557	return if $pl->{deny_save};
…		…
1276	return if $pl->{deny_save};	1562	return if $pl->{deny_save};
1277		1563
1278	aio_mkdir playerdir $pl, 0770;	1564	aio_mkdir playerdir $pl, 0770;
1279	$pl->{last_save} = $cf::RUNTIME;	1565	$pl->{last_save} = $cf::RUNTIME;
1280		1566
		1567	cf::get_slot 0.01;
		1568
		1569	# save slots, to be restored later
		1570	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1571
1281	$pl->save_pl ($path);	1572	$pl->save_pl ($path);
1282	Coro::cede;	1573	cf::cede_to_tick;
1283	}	1574	}
1284		1575
1285	sub new($) {	1576	sub new($) {
1286	my ($login) = @_;	1577	my ($login) = @_;
1287		1578
…		…
1293	$cf::PLAYER{$login} = $self;	1584	$cf::PLAYER{$login} = $self;
1294		1585
1295	$self	1586	$self
1296	}	1587	}
1297		1588
		1589	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1590
		1591	=cut
		1592
		1593	sub send_msg {
		1594	my $ns = shift->ns
		1595	or return;
		1596	$ns->send_msg (@_);
		1597	}
		1598
1298	=item $pl->quit_character	1599	=item $pl->quit_character
1299		1600
1300	Nukes the player without looking back. If logged in, the connection will	1601	Nukes the player without looking back. If logged in, the connection will
1301	be destroyed. May block for a long time.	1602	be destroyed. May block for a long time.
1302		1603
…		…
1306	my ($pl) = @_;	1607	my ($pl) = @_;
1307		1608
1308	my $name = $pl->ob->name;	1609	my $name = $pl->ob->name;
1309		1610
1310	$pl->{deny_save} = 1;	1611	$pl->{deny_save} = 1;
1311	$pl->password ("*"); # this should lock out the player until we nuked the dir	1612	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1312		1613
1313	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1614	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1314	$pl->deactivate;	1615	$pl->deactivate;
		1616	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1617	$pl->ob->check_score;
1315	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1618	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1316	$pl->ns->destroy if $pl->ns;	1619	$pl->ns->destroy if $pl->ns;
1317		1620
1318	my $path = playerdir $pl;	1621	my $path = playerdir $pl;
1319	my $temp = "$path~$cf::RUNTIME~deleting~";	1622	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1355	or return [];	1658	or return [];
1356		1659
1357	my @logins;	1660	my @logins;
1358		1661
1359	for my $login (@$dirs) {	1662	for my $login (@$dirs) {
		1663	my $path = path $login;
		1664
		1665	# a .pst is a dead give-away for a valid player
		1666	# if no pst file found, open and chekc for blocked users
		1667	if (aio_stat "$path.pst") {
1360	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1668	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1361	aio_read $fh, 0, 512, my $buf, 0 or next;	1669	aio_read $fh, 0, 512, my $buf, 0 or next;
1362	$buf !~ /^password -------------$/m or next; # official not-valid tag	1670	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1671	}
1363		1672
1364	utf8::decode $login;	1673	utf8::decode $login;
1365	push @logins, $login;	1674	push @logins, $login;
1366	}	1675	}
1367		1676
…		…
1394	}	1703	}
1395		1704
1396	\@paths	1705	\@paths
1397	}	1706	}
1398		1707
1399	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1708	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1400		1709
1401	Expand crossfire pod fragments into protocol xml.	1710	Expand deliantra pod fragments into protocol xml.
1402		1711
1403	=cut
1404
1405	sub expand_cfpod {
1406	((my $self), (local $_)) = @_;
1407
1408	# escape & and <
1409	s/&/&amp;/g;
1410	s/(?<![BIUGH])</&lt;/g;
1411
1412	# this is buggy, it needs to properly take care of nested <'s
1413
1414	1 while
1415	# replace B<>, I<>, U<> etc.
1416	s/B<([^\>]*)>/<b>$1<\/b>/
1417	|| s/I<([^\>]*)>/<i>$1<\/i>/
1418	|| s/U<([^\>]*)>/<u>$1<\/u>/
1419	# replace G<male|female> tags
1420	|| s{G<([^>|]*)\|([^>]*)>}{
1421	$self->gender ? $2 : $1
1422	}ge
1423	# replace H<hint text>
1424	|| s{H<([^\>]*)>}
1425	{
1426	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1427	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1428	"")
1429	[$self->{hintmode}]
1430	}ge;
1431
1432	# create single paragraphs (very hackish)
1433	s/(?<=\S)\n(?=\w)/ /g;
1434
1435	# compress some whitespace
1436	s/\s+\n/\n/g; # ws line-ends
1437	s/\n\n+/\n/g; # double lines
1438	s/^\n+//; # beginning lines
1439	s/\n+$//; # ending lines
1440
1441	$_
1442	}
1443
1444	sub hintmode {
1445	$_[0]{hintmode} = $_[1] if @_ > 1;
1446	$_[0]{hintmode}
1447	}
1448
1449	=item $player->ext_reply ($msgid, %msg)	1712	=item $player->ext_reply ($msgid, @msg)
1450		1713
1451	Sends an ext reply to the player.	1714	Sends an ext reply to the player.
1452		1715
1453	=cut	1716	=cut
1454		1717
1455	sub ext_reply($$%) {	1718	sub ext_reply($$@) {
1456	my ($self, $id, %msg) = @_;	1719	my ($self, $id, @msg) = @_;
1457		1720
1458	$msg{msgid} = $id;	1721	$self->ns->ext_reply ($id, @msg)
1459	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1460	}	1722	}
1461		1723
1462	=item $player->ext_event ($type, %msg)	1724	=item $player->ext_msg ($type, @msg)
1463		1725
1464	Sends an ext event to the client.	1726	Sends an ext event to the client.
1465		1727
1466	=cut	1728	=cut
1467		1729
1468	sub ext_event($$%) {	1730	sub ext_msg($$@) {
1469	my ($self, $type, %msg) = @_;	1731	my ($self, $type, @msg) = @_;
1470		1732
1471	$self->ns->ext_event ($type, %msg);	1733	$self->ns->ext_msg ($type, @msg);
1472	}	1734	}
1473		1735
1474	=head3 cf::region	1736	=head3 cf::region
1475		1737
1476	=over 4	1738	=over 4
…		…
1489	my ($path) = @_;	1751	my ($path) = @_;
1490		1752
1491	my ($match, $specificity);	1753	my ($match, $specificity);
1492		1754
1493	for my $region (list) {	1755	for my $region (list) {
1494	if ($region->match && $path =~ $region->match) {	1756	if ($region->{match} && $path =~ $region->{match}) {
1495	($match, $specificity) = ($region, $region->specificity)	1757	($match, $specificity) = ($region, $region->specificity)
1496	if $region->specificity > $specificity;	1758	if $region->specificity > $specificity;
1497	}	1759	}
1498	}	1760	}
1499		1761
…		…
1520	our $MAX_RESET = 3600;	1782	our $MAX_RESET = 3600;
1521	our $DEFAULT_RESET = 3000;	1783	our $DEFAULT_RESET = 3000;
1522		1784
1523	sub generate_random_map {	1785	sub generate_random_map {
1524	my ($self, $rmp) = @_;	1786	my ($self, $rmp) = @_;
		1787
		1788	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1789
1525	# mit "rum" bekleckern, nicht	1790	# mit "rum" bekleckern, nicht
1526	$self->_create_random_map (	1791	$self->_create_random_map (
1527	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1792	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1528	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1793	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1529	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1794	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1530	$rmp->{exit_on_final_map},	1795	$rmp->{exit_on_final_map},
1531	$rmp->{xsize}, $rmp->{ysize},	1796	$rmp->{xsize}, $rmp->{ysize},
1532	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1797	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1533	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1798	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1619	$self->init; # pass $1 etc.	1884	$self->init; # pass $1 etc.
1620	return $self;	1885	return $self;
1621	}	1886	}
1622	}	1887	}
1623		1888
1624	Carp::carp "unable to resolve path '$path' (base '$base').";	1889	Carp::cluck "unable to resolve path '$path' (base '$base').";
1625	()	1890	()
1626	}	1891	}
1627		1892
1628	sub init {	1893	sub init {
1629	my ($self) = @_;	1894	my ($self) = @_;
…		…
1651		1916
1652	# the temporary/swap location	1917	# the temporary/swap location
1653	sub save_path {	1918	sub save_path {
1654	my ($self) = @_;	1919	my ($self) = @_;
1655		1920
1656	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1921	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1657	"$TMPDIR/$path.map"	1922	"$TMPDIR/$path.map"
1658	}	1923	}
1659		1924
1660	# the unique path, undef == no special unique path	1925	# the unique path, undef == no special unique path
1661	sub uniq_path {	1926	sub uniq_path {
1662	my ($self) = @_;	1927	my ($self) = @_;
1663		1928
1664	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1929	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1665	"$UNIQUEDIR/$path"	1930	"$UNIQUEDIR/$path"
1666	}
1667
1668	# and all this just because we cannot iterate over
1669	# all maps in C++...
1670	sub change_all_map_light {
1671	my ($change) = @_;
1672
1673	$_->change_map_light ($change)
1674	for grep $_->outdoor, values %cf::MAP;
1675	}	1931	}
1676		1932
1677	sub decay_objects {	1933	sub decay_objects {
1678	my ($self) = @_;	1934	my ($self) = @_;
1679		1935
…		…
1692		1948
1693	sub load_header_from($) {	1949	sub load_header_from($) {
1694	my ($self, $path) = @_;	1950	my ($self, $path) = @_;
1695		1951
1696	utf8::encode $path;	1952	utf8::encode $path;
1697	#aio_open $path, O_RDONLY, 0	1953	my $f = new_from_file cf::object::thawer $path
1698	# or return;
1699
1700	$self->_load_header ($path)
1701	or return;	1954	or return;
		1955
		1956	$self->_load_header ($f)
		1957	or return;
		1958
		1959	local $MAP_LOADING{$self->{path}} = $self;
		1960	$f->resolve_delayed_derefs;
1702		1961
1703	$self->{load_path} = $path;	1962	$self->{load_path} = $path;
1704		1963
1705	1	1964	1
1706	}	1965	}
…		…
1760	sub find {	2019	sub find {
1761	my ($path, $origin) = @_;	2020	my ($path, $origin) = @_;
1762		2021
1763	$path = normalise $path, $origin && $origin->path;	2022	$path = normalise $path, $origin && $origin->path;
1764		2023
		2024	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1765	cf::lock_wait "map_find:$path";	2025	my $guard2 = cf::lock_acquire "map_find:$path";
1766		2026
1767	$cf::MAP{$path} || do {	2027	$cf::MAP{$path} || do {
1768	my $guard = cf::lock_acquire "map_find:$path";
1769	my $map = new_from_path cf::map $path	2028	my $map = new_from_path cf::map $path
1770	or return;	2029	or return;
1771		2030
1772	$map->{last_save} = $cf::RUNTIME;	2031	$map->{last_save} = $cf::RUNTIME;
1773		2032
…		…
1775	or return;	2034	or return;
1776		2035
1777	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2036	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1778	# doing this can freeze the server in a sync job, obviously	2037	# doing this can freeze the server in a sync job, obviously
1779	#$cf::WAIT_FOR_TICK->wait;	2038	#$cf::WAIT_FOR_TICK->wait;
		2039	undef $guard2;
		2040	undef $guard1;
1780	$map->reset;	2041	$map->reset;
1781	undef $guard;
1782	return find $path;	2042	return find $path;
1783	}	2043	}
1784		2044
1785	$cf::MAP{$path} = $map	2045	$cf::MAP{$path} = $map
1786	}	2046	}
1787	}	2047	}
1788		2048
1789	sub pre_load { }	2049	sub pre_load { }
1790	sub post_load { }	2050	#sub post_load { } # XS
1791		2051
1792	sub load {	2052	sub load {
1793	my ($self) = @_;	2053	my ($self) = @_;
1794		2054
1795	local $self->{deny_reset} = 1; # loading can take a long time	2055	local $self->{deny_reset} = 1; # loading can take a long time
1796		2056
1797	my $path = $self->{path};	2057	my $path = $self->{path};
1798		2058
1799	{	2059	{
1800	my $guard = cf::lock_acquire "map_load:$path";	2060	my $guard = cf::lock_acquire "map_data:$path";
1801		2061
		2062	return unless $self->valid;
1802	return if $self->in_memory != cf::MAP_SWAPPED;	2063	return unless $self->in_memory == cf::MAP_SWAPPED;
1803		2064
1804	$self->in_memory (cf::MAP_LOADING);	2065	$self->in_memory (cf::MAP_LOADING);
1805		2066
1806	$self->alloc;	2067	$self->alloc;
1807		2068
1808	$self->pre_load;	2069	$self->pre_load;
1809	Coro::cede;	2070	cf::cede_to_tick;
1810		2071
		2072	my $f = new_from_file cf::object::thawer $self->{load_path};
		2073	$f->skip_block;
1811	$self->_load_objects ($self->{load_path}, 1)	2074	$self->_load_objects ($f)
1812	or return;	2075	or return;
1813		2076
1814	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2077	$self->post_load_original
1815	if delete $self->{load_original};	2078	if delete $self->{load_original};
1816		2079
1817	if (my $uniq = $self->uniq_path) {	2080	if (my $uniq = $self->uniq_path) {
1818	utf8::encode $uniq;	2081	utf8::encode $uniq;
1819	if (aio_open $uniq, O_RDONLY, 0) {	2082	unless (aio_stat $uniq) {
		2083	if (my $f = new_from_file cf::object::thawer $uniq) {
1820	$self->clear_unique_items;	2084	$self->clear_unique_items;
1821	$self->_load_objects ($uniq, 0);	2085	$self->_load_objects ($f);
		2086	$f->resolve_delayed_derefs;
		2087	}
1822	}	2088	}
1823	}	2089	}
1824		2090
1825	Coro::cede;	2091	$f->resolve_delayed_derefs;
		2092
		2093	cf::cede_to_tick;
1826	# now do the right thing for maps	2094	# now do the right thing for maps
1827	$self->link_multipart_objects;	2095	$self->link_multipart_objects;
1828	$self->difficulty ($self->estimate_difficulty)	2096	$self->difficulty ($self->estimate_difficulty)
1829	unless $self->difficulty;	2097	unless $self->difficulty;
1830	Coro::cede;	2098	cf::cede_to_tick;
1831		2099
1832	unless ($self->{deny_activate}) {	2100	unless ($self->{deny_activate}) {
1833	$self->decay_objects;	2101	$self->decay_objects;
1834	$self->fix_auto_apply;	2102	$self->fix_auto_apply;
1835	$self->update_buttons;	2103	$self->update_buttons;
1836	Coro::cede;	2104	cf::cede_to_tick;
1837	$self->set_darkness_map;
1838	Coro::cede;
1839	$self->activate;	2105	$self->activate;
1840	}	2106	}
1841		2107
		2108	$self->{last_save} = $cf::RUNTIME;
		2109	$self->last_access ($cf::RUNTIME);
		2110
1842	$self->in_memory (cf::MAP_IN_MEMORY);	2111	$self->in_memory (cf::MAP_ACTIVE);
1843	}	2112	}
1844		2113
1845	$self->post_load;	2114	$self->post_load;
1846	}	2115	}
1847		2116
		2117	# customize the map for a given player, i.e.
		2118	# return the _real_ map. used by e.g. per-player
		2119	# maps to change the path to ~playername/mappath
1848	sub customise_for {	2120	sub customise_for {
1849	my ($self, $ob) = @_;	2121	my ($self, $ob) = @_;
1850		2122
1851	return find "~" . $ob->name . "/" . $self->{path}	2123	return find "~" . $ob->name . "/" . $self->{path}
1852	if $self->per_player;	2124	if $self->per_player;
…		…
1856		2128
1857	$self	2129	$self
1858	}	2130	}
1859		2131
1860	# find and load all maps in the 3x3 area around a map	2132	# find and load all maps in the 3x3 area around a map
1861	sub load_diag {	2133	sub load_neighbours {
1862	my ($map) = @_;	2134	my ($map) = @_;
1863		2135
1864	my @diag; # diagonal neighbours	2136	my @neigh; # diagonal neighbours
1865		2137
1866	for (0 .. 3) {	2138	for (0 .. 3) {
1867	my $neigh = $map->tile_path ($_)	2139	my $neigh = $map->tile_path ($_)
1868	or next;	2140	or next;
1869	$neigh = find $neigh, $map	2141	$neigh = find $neigh, $map
1870	or next;	2142	or next;
1871	$neigh->load;	2143	$neigh->load;
1872		2144
		2145	push @neigh,
1873	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2146	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1874	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2147	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1875	}	2148	}
1876		2149
1877	for (@diag) {	2150	for (grep defined $_->[0], @neigh) {
		2151	my ($path, $origin) = @$_;
1878	my $neigh = find @$_	2152	my $neigh = find $path, $origin
1879	or next;	2153	or next;
1880	$neigh->load;	2154	$neigh->load;
1881	}	2155	}
1882	}	2156	}
1883		2157
…		…
1888	}	2162	}
1889		2163
1890	sub do_load_sync {	2164	sub do_load_sync {
1891	my ($map) = @_;	2165	my ($map) = @_;
1892		2166
		2167	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2168	if $Coro::current == $Coro::main;
		2169
1893	cf::sync_job { $map->load };	2170	cf::sync_job { $map->load };
1894	}	2171	}
1895		2172
1896	our %MAP_PREFETCH;	2173	our %MAP_PREFETCH;
1897	our $MAP_PREFETCHER = undef;	2174	our $MAP_PREFETCHER = undef;
1898		2175
1899	sub find_async {	2176	sub find_async {
1900	my ($path, $origin) = @_;	2177	my ($path, $origin, $load) = @_;
1901		2178
1902	$path = normalise $path, $origin && $origin->{path};	2179	$path = normalise $path, $origin && $origin->{path};
1903		2180
1904	if (my $map = $cf::MAP{$path}) {	2181	if (my $map = $cf::MAP{$path}) {
1905	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2182	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1906	}	2183	}
1907		2184
1908	undef $MAP_PREFETCH{$path};	2185	$MAP_PREFETCH{$path} |= $load;
		2186
1909	$MAP_PREFETCHER ||= cf::async {	2187	$MAP_PREFETCHER ||= cf::async {
		2188	$Coro::current->{desc} = "map prefetcher";
		2189
1910	while (%MAP_PREFETCH) {	2190	while (%MAP_PREFETCH) {
1911	for my $path (keys %MAP_PREFETCH) {	2191	while (my ($k, $v) = each %MAP_PREFETCH) {
1912	my $map = find $path	2192	if (my $map = find $k) {
1913	or next;
1914	$map->load;	2193	$map->load if $v;
		2194	}
1915		2195
1916	delete $MAP_PREFETCH{$path};	2196	delete $MAP_PREFETCH{$k};
1917	}	2197	}
1918	}	2198	}
1919	undef $MAP_PREFETCHER;	2199	undef $MAP_PREFETCHER;
1920	};	2200	};
1921	$MAP_PREFETCHER->prio (6);	2201	$MAP_PREFETCHER->prio (6);
…		…
1924	}	2204	}
1925		2205
1926	sub save {	2206	sub save {
1927	my ($self) = @_;	2207	my ($self) = @_;
1928		2208
1929	my $lock = cf::lock_acquire "map_data:" . $self->path;	2209	my $lock = cf::lock_acquire "map_data:$self->{path}";
1930		2210
1931	$self->{last_save} = $cf::RUNTIME;	2211	$self->{last_save} = $cf::RUNTIME;
1932		2212
1933	return unless $self->dirty;	2213	return unless $self->dirty;
1934		2214
…		…
1940	return if $self->{deny_save};	2220	return if $self->{deny_save};
1941		2221
1942	local $self->{last_access} = $self->last_access;#d#	2222	local $self->{last_access} = $self->last_access;#d#
1943		2223
1944	cf::async {	2224	cf::async {
		2225	$Coro::current->{desc} = "map player save";
1945	$_->contr->save for $self->players;	2226	$_->contr->save for $self->players;
1946	};	2227	};
		2228
		2229	cf::get_slot 0.02;
1947		2230
1948	if ($uniq) {	2231	if ($uniq) {
1949	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2232	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1950	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2233	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1951	} else {	2234	} else {
…		…
1957	my ($self) = @_;	2240	my ($self) = @_;
1958		2241
1959	# save first because save cedes	2242	# save first because save cedes
1960	$self->save;	2243	$self->save;
1961		2244
1962	my $lock = cf::lock_acquire "map_data:" . $self->path;	2245	my $lock = cf::lock_acquire "map_data:$self->{path}";
1963		2246
1964	return if $self->players;	2247	return if $self->players;
1965	return if $self->in_memory != cf::MAP_IN_MEMORY;	2248	return if $self->in_memory != cf::MAP_ACTIVE;
1966	return if $self->{deny_save};	2249	return if $self->{deny_save};
1967		2250
		2251	$self->in_memory (cf::MAP_SWAPPED);
		2252
		2253	$self->deactivate;
		2254	$_->clear_links_to ($self) for values %cf::MAP;
1968	$self->clear;	2255	$self->clear;
1969	$self->in_memory (cf::MAP_SWAPPED);
1970	}	2256	}
1971		2257
1972	sub reset_at {	2258	sub reset_at {
1973	my ($self) = @_;	2259	my ($self) = @_;
1974		2260
…		…
1992		2278
1993	my $lock = cf::lock_acquire "map_data:$self->{path}";	2279	my $lock = cf::lock_acquire "map_data:$self->{path}";
1994		2280
1995	return if $self->players;	2281	return if $self->players;
1996		2282
1997	warn "resetting map ", $self->path;	2283	warn "resetting map ", $self->path, "\n";
1998		2284
1999	$self->in_memory (cf::MAP_SWAPPED);	2285	$self->in_memory (cf::MAP_SWAPPED);
2000		2286
2001	# need to save uniques path	2287	# need to save uniques path
2002	unless ($self->{deny_save}) {	2288	unless ($self->{deny_save}) {
…		…
2006	if $uniq;	2292	if $uniq;
2007	}	2293	}
2008		2294
2009	delete $cf::MAP{$self->path};	2295	delete $cf::MAP{$self->path};
2010		2296
		2297	$self->deactivate;
		2298	$_->clear_links_to ($self) for values %cf::MAP;
2011	$self->clear;	2299	$self->clear;
2012
2013	$_->clear_links_to ($self) for values %cf::MAP;
2014		2300
2015	$self->unlink_save;	2301	$self->unlink_save;
2016	$self->destroy;	2302	$self->destroy;
2017	}	2303	}
2018		2304
2019	my $nuke_counter = "aaaa";	2305	my $nuke_counter = "aaaa";
2020		2306
2021	sub nuke {	2307	sub nuke {
2022	my ($self) = @_;	2308	my ($self) = @_;
2023		2309
		2310	{
		2311	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2312
2024	delete $cf::MAP{$self->path};	2313	delete $cf::MAP{$self->path};
2025		2314
2026	$self->unlink_save;	2315	$self->unlink_save;
2027		2316
2028	bless $self, "cf::map";	2317	bless $self, "cf::map";
2029	delete $self->{deny_reset};	2318	delete $self->{deny_reset};
2030	$self->{deny_save} = 1;	2319	$self->{deny_save} = 1;
2031	$self->reset_timeout (1);	2320	$self->reset_timeout (1);
2032	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2321	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2033		2322
2034	$cf::MAP{$self->path} = $self;	2323	$cf::MAP{$self->path} = $self;
		2324	}
2035		2325
2036	$self->reset; # polite request, might not happen	2326	$self->reset; # polite request, might not happen
2037	}	2327	}
2038		2328
2039	=item $maps = cf::map::tmp_maps	2329	=item $maps = cf::map::tmp_maps
…		…
2081		2371
2082	sub unique_maps() {	2372	sub unique_maps() {
2083	[	2373	[
2084	map {	2374	map {
2085	utf8::decode $_;	2375	utf8::decode $_;
2086	/\.map$/	2376	s/\.map$//; # TODO future compatibility hack
		2377	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2378	? ()
2087	? normalise $_	2379	: normalise $_
2088	: ()
2089	} @{ aio_readdir $UNIQUEDIR or [] }	2380	} @{ aio_readdir $UNIQUEDIR or [] }
2090	]	2381	]
2091	}	2382	}
2092		2383
2093	package cf;	2384	=item cf::map::static_maps
		2385
		2386	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2387	file in the shared directory excluding F</styles> and F</editor>). May
		2388	block.
		2389
		2390	=cut
		2391
		2392	sub static_maps() {
		2393	my @dirs = "";
		2394	my @maps;
		2395
		2396	while (@dirs) {
		2397	my $dir = shift @dirs;
		2398
		2399	next if $dir eq "/styles" || $dir eq "/editor";
		2400
		2401	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2402	or return;
		2403
		2404	for (@$files) {
		2405	s/\.map$// or next;
		2406	utf8::decode $_;
		2407	push @maps, "$dir/$_";
		2408	}
		2409
		2410	push @dirs, map "$dir/$_", @$dirs;
		2411	}
		2412
		2413	\@maps
		2414	}
2094		2415
2095	=back	2416	=back
2096		2417
2097	=head3 cf::object	2418	=head3 cf::object
2098		2419
…		…
2102		2423
2103	=over 4	2424	=over 4
2104		2425
2105	=item $ob->inv_recursive	2426	=item $ob->inv_recursive
2106		2427
2107	Returns the inventory of the object _and_ their inventories, recursively.	2428	Returns the inventory of the object I<and> their inventories, recursively,
		2429	but I<not> the object itself.
2108		2430
2109	=cut	2431	=cut
2110		2432
2111	sub inv_recursive_;	2433	sub inv_recursive_;
2112	sub inv_recursive_ {	2434	sub inv_recursive_ {
…		…
2115		2437
2116	sub inv_recursive {	2438	sub inv_recursive {
2117	inv_recursive_ inv $_[0]	2439	inv_recursive_ inv $_[0]
2118	}	2440	}
2119		2441
		2442	=item $ref = $ob->ref
		2443
		2444	Creates and returns a persistent reference to an object that can be stored as a string.
		2445
		2446	=item $ob = cf::object::deref ($refstring)
		2447
		2448	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2449	even if the object actually exists. May block.
		2450
		2451	=cut
		2452
		2453	sub deref {
		2454	my ($ref) = @_;
		2455
		2456	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2457	my ($uuid, $name) = ($1, $2);
		2458	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2459	or return;
		2460	$pl->ob->uuid eq $uuid
		2461	or return;
		2462
		2463	$pl->ob
		2464	} else {
		2465	warn "$ref: cannot resolve object reference\n";
		2466	undef
		2467	}
		2468	}
		2469
2120	package cf;	2470	package cf;
2121		2471
2122	=back	2472	=back
2123		2473
2124	=head3 cf::object::player	2474	=head3 cf::object::player
…		…
2130	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2480	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2131	can be C<undef>. Does the right thing when the player is currently in a	2481	can be C<undef>. Does the right thing when the player is currently in a
2132	dialogue with the given NPC character.	2482	dialogue with the given NPC character.
2133		2483
2134	=cut	2484	=cut
		2485
		2486	our $SAY_CHANNEL = {
		2487	id => "say",
		2488	title => "Map",
		2489	reply => "say ",
		2490	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2491	};
		2492
		2493	our $CHAT_CHANNEL = {
		2494	id => "chat",
		2495	title => "Chat",
		2496	reply => "chat ",
		2497	tooltip => "Player chat and shouts, global to the server.",
		2498	};
2135		2499
2136	# rough implementation of a future "reply" method that works	2500	# rough implementation of a future "reply" method that works
2137	# with dialog boxes.	2501	# with dialog boxes.
2138	#TODO: the first argument must go, split into a $npc->reply_to ( method	2502	#TODO: the first argument must go, split into a $npc->reply_to ( method
2139	sub cf::object::player::reply($$$;$) {	2503	sub cf::object::player::reply($$$;$) {
…		…
2146		2510
2147	} else {	2511	} else {
2148	my $pl = $self->contr;	2512	my $pl = $self->contr;
2149		2513
2150	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2514	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2151	my $diag = $pl->{npc_dialog};	2515	my $dialog = $pl->{npc_dialog};
2152	$diag->{pl}->ext_reply (	2516	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2153	$diag->{id},
2154	msgtype => "reply",
2155	msg => $diag->{pl}->expand_cfpod ($msg),
2156	add_topics => []
2157	);
2158		2517
2159	} else {	2518	} else {
2160	$msg = $npc->name . " says: $msg" if $npc;	2519	$msg = $npc->name . " says: $msg" if $npc;
2161	$self->message ($msg, $flags);	2520	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2162	}	2521	}
2163	}	2522	}
		2523	}
		2524
		2525	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2526
		2527	=cut
		2528
		2529	sub cf::object::send_msg {
		2530	my $pl = shift->contr
		2531	or return;
		2532	$pl->send_msg (@_);
2164	}	2533	}
2165		2534
2166	=item $player_object->may ("access")	2535	=item $player_object->may ("access")
2167		2536
2168	Returns wether the given player is authorized to access resource "access"	2537	Returns wether the given player is authorized to access resource "access"
…		…
2181		2550
2182	=item $player_object->enter_link	2551	=item $player_object->enter_link
2183		2552
2184	Freezes the player and moves him/her to a special map (C<{link}>).	2553	Freezes the player and moves him/her to a special map (C<{link}>).
2185		2554
2186	The player should be reasonably safe there for short amounts of time. You	2555	The player should be reasonably safe there for short amounts of time (e.g.
2187	I<MUST> call C<leave_link> as soon as possible, though.	2556	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2557	though, as the palyer cannot control the character while it is on the link
		2558	map.
2188		2559
2189	Will never block.	2560	Will never block.
2190		2561
2191	=item $player_object->leave_link ($map, $x, $y)	2562	=item $player_object->leave_link ($map, $x, $y)
2192		2563
…		…
2244	($x, $y) = (-1, -1)	2615	($x, $y) = (-1, -1)
2245	unless (defined $x) && (defined $y);	2616	unless (defined $x) && (defined $y);
2246		2617
2247	# use -1 or undef as default coordinates, not 0, 0	2618	# use -1 or undef as default coordinates, not 0, 0
2248	($x, $y) = ($map->enter_x, $map->enter_y)	2619	($x, $y) = ($map->enter_x, $map->enter_y)
2249	if $x <=0 && $y <= 0;	2620	if $x <= 0 && $y <= 0;
2250		2621
2251	$map->load;	2622	$map->load;
2252	$map->load_diag;	2623	$map->load_neighbours;
2253		2624
2254	return unless $self->contr->active;	2625	return unless $self->contr->active;
2255	$self->activate_recursive;
2256		2626
2257	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2627	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2258	$self->enter_map ($map, $x, $y);	2628	$self->enter_map ($map, $x, $y);
2259	}
2260		2629
		2630	# only activate afterwards, to support waiting in hooks
		2631	$self->activate_recursive;
		2632	}
		2633
2261	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2634	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2262		2635
2263	Moves the player to the given map-path and coordinates by first freezing	2636	Moves the player to the given map-path and coordinates by first freezing
2264	her, loading and preparing them map, calling the provided $check callback	2637	her, loading and preparing them map, calling the provided $check callback
2265	that has to return the map if sucecssful, and then unfreezes the player on	2638	that has to return the map if sucecssful, and then unfreezes the player on
2266	the new (success) or old (failed) map position.	2639	the new (success) or old (failed) map position. In either case, $done will
		2640	be called at the end of this process.
		2641
		2642	Note that $check will be called with a potentially non-loaded map, so if
		2643	it needs a loaded map it has to call C<< ->load >>.
2267		2644
2268	=cut	2645	=cut
2269		2646
2270	our $GOTOGEN;	2647	our $GOTOGEN;
2271		2648
2272	sub cf::object::player::goto {	2649	sub cf::object::player::goto {
2273	my ($self, $path, $x, $y, $check) = @_;	2650	my ($self, $path, $x, $y, $check, $done) = @_;
2274		2651
2275	# do generation counting so two concurrent goto's will be executed in-order	2652	# do generation counting so two concurrent goto's will be executed in-order
2276	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2653	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2277		2654
2278	$self->enter_link;	2655	$self->enter_link;
2279		2656
2280	(async {	2657	(async {
		2658	$Coro::current->{desc} = "player::goto $path $x $y";
		2659
		2660	# *tag paths override both path and x|y
		2661	if ($path =~ /^\*(.*)$/) {
		2662	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2663	my $ob = $obs[rand @obs];
		2664
		2665	# see if we actually can go there
		2666	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2667	$ob = $obs[rand @obs];
		2668	} else {
		2669	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2670	}
		2671	# else put us there anyways for now #d#
		2672
		2673	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2674	} else {
		2675	($path, $x, $y) = (undef, undef, undef);
		2676	}
		2677	}
		2678
2281	my $map = eval {	2679	my $map = eval {
2282	my $map = cf::map::find $path;	2680	my $map = defined $path ? cf::map::find $path : undef;
2283		2681
2284	if ($map) {	2682	if ($map) {
2285	$map = $map->customise_for ($self);	2683	$map = $map->customise_for ($self);
2286	$map = $check->($map) if $check && $map;	2684	$map = $check->($map) if $check && $map;
2287	} else {	2685	} else {
2288	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2686	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2289	}	2687	}
2290		2688
2291	$map	2689	$map
2292	};	2690	};
2293		2691
…		…
2298		2696
2299	if ($gen == $self->{_goto_generation}) {	2697	if ($gen == $self->{_goto_generation}) {
2300	delete $self->{_goto_generation};	2698	delete $self->{_goto_generation};
2301	$self->leave_link ($map, $x, $y);	2699	$self->leave_link ($map, $x, $y);
2302	}	2700	}
		2701
		2702	$done->() if $done;
2303	})->prio (1);	2703	})->prio (1);
2304	}	2704	}
2305		2705
2306	=item $player_object->enter_exit ($exit_object)	2706	=item $player_object->enter_exit ($exit_object)
2307		2707
…		…
2327	}	2727	}
2328		2728
2329	sub prepare_random_map {	2729	sub prepare_random_map {
2330	my ($exit) = @_;	2730	my ($exit) = @_;
2331		2731
2332	my $guard = cf::lock_acquire "exit_prepare:$exit";
2333
2334	# all this does is basically replace the /! path by	2732	# all this does is basically replace the /! path by
2335	# a new random map path (?random/...) with a seed	2733	# a new random map path (?random/...) with a seed
2336	# that depends on the exit object	2734	# that depends on the exit object
2337		2735
2338	my $rmp = parse_random_map_params $exit->msg;	2736	my $rmp = parse_random_map_params $exit->msg;
…		…
2340	if ($exit->map) {	2738	if ($exit->map) {
2341	$rmp->{region} = $exit->region->name;	2739	$rmp->{region} = $exit->region->name;
2342	$rmp->{origin_map} = $exit->map->path;	2740	$rmp->{origin_map} = $exit->map->path;
2343	$rmp->{origin_x} = $exit->x;	2741	$rmp->{origin_x} = $exit->x;
2344	$rmp->{origin_y} = $exit->y;	2742	$rmp->{origin_y} = $exit->y;
		2743
		2744	$exit->map->touch;
2345	}	2745	}
2346		2746
2347	$rmp->{random_seed} ||= $exit->random_seed;	2747	$rmp->{random_seed} ||= $exit->random_seed;
2348		2748
2349	my $data = cf::to_json $rmp;	2749	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2350	my $md5 = Digest::MD5::md5_hex $data;	2750	my $md5 = Digest::MD5::md5_hex $data;
2351	my $meta = "$RANDOMDIR/$md5.meta";	2751	my $meta = "$RANDOMDIR/$md5.meta";
2352		2752
2353	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2753	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2354	aio_write $fh, 0, (length $data), $data, 0;	2754	aio_write $fh, 0, (length $data), $data, 0;
2355	undef $fh;	2755	undef $fh;
2356	aio_rename "$meta~", $meta;	2756	aio_rename "$meta~", $meta;
2357		2757
		2758	my $slaying = "?random/$md5";
		2759
		2760	if ($exit->valid) {
2358	$exit->slaying ("?random/$md5");	2761	$exit->slaying ("?random/$md5");
2359	$exit->msg (undef);	2762	$exit->msg (undef);
		2763	}
2360	}	2764	}
2361	}	2765	}
2362		2766
2363	sub cf::object::player::enter_exit {	2767	sub cf::object::player::enter_exit {
2364	my ($self, $exit) = @_;	2768	my ($self, $exit) = @_;
2365		2769
2366	return unless $self->type == cf::PLAYER;	2770	return unless $self->type == cf::PLAYER;
2367		2771
2368	if ($exit->slaying eq "/!") {
2369	#TODO: this should de-fi-ni-te-ly not be a sync-job
2370	# the problem is that $exit might not survive long enough
2371	# so it needs to be done right now, right here
2372	cf::sync_job { prepare_random_map $exit };
2373	}
2374
2375	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2376	my $hp = $exit->stats->hp;
2377	my $sp = $exit->stats->sp;
2378
2379	$self->enter_link;	2772	$self->enter_link;
2380		2773
2381	# if exit is damned, update players death & WoR home-position
2382	$self->contr->savebed ($slaying, $hp, $sp)
2383	if $exit->flag (FLAG_DAMNED);
2384
2385	(async {	2774	(async {
2386	$self->deactivate_recursive; # just to be sure	2775	$Coro::current->{desc} = "enter_exit";
		2776
2387	unless (eval {	2777	unless (eval {
		2778	$self->deactivate_recursive; # just to be sure
		2779
		2780	# random map handling
		2781	{
		2782	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2783
		2784	prepare_random_map $exit
		2785	if $exit->slaying eq "/!";
		2786	}
		2787
		2788	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2789	my $x = $exit->stats->hp;
		2790	my $y = $exit->stats->sp;
		2791
2388	$self->goto ($slaying, $hp, $sp);	2792	$self->goto ($map, $x, $y);
2389		2793
		2794	# if exit is damned, update players death & WoR home-position
		2795	$self->contr->savebed ($map, $x, $y)
		2796	if $exit->flag (cf::FLAG_DAMNED);
		2797
2390	1;	2798	1
2391	}) {	2799	}) {
2392	$self->message ("Something went wrong deep within the crossfire server. "	2800	$self->message ("Something went wrong deep within the deliantra server. "
2393	. "I'll try to bring you back to the map you were before. "	2801	. "I'll try to bring you back to the map you were before. "
2394	. "Please report this to the dungeon master!",	2802	. "Please report this to the dungeon master!",
2395	cf::NDI_UNIQUE | cf::NDI_RED);	2803	cf::NDI_UNIQUE | cf::NDI_RED);
2396		2804
2397	warn "ERROR in enter_exit: $@";	2805	warn "ERROR in enter_exit: $@";
…		…
2416		2824
2417	utf8::encode $text;	2825	utf8::encode $text;
2418	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2826	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2419	}	2827	}
2420		2828
		2829	=item $client->send_big_packet ($pkt)
		2830
		2831	Like C<send_packet>, but tries to compress large packets, and fragments
		2832	them as required.
		2833
		2834	=cut
		2835
		2836	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2837
		2838	sub cf::client::send_big_packet {
		2839	my ($self, $pkt) = @_;
		2840
		2841	# try lzf for large packets
		2842	$pkt = "lzf " . Compress::LZF::compress $pkt
		2843	if 1024 <= length $pkt and $self->{can_lzf};
		2844
		2845	# split very large packets
		2846	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2847	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2848	$pkt = "frag";
		2849	}
		2850
		2851	$self->send_packet ($pkt);
		2852	}
		2853
2421	=item $client->send_msg ($color, $type, $msg, [extra...])	2854	=item $client->send_msg ($channel, $msg, $color, [extra...])
2422		2855
2423	Send a drawinfo or msg packet to the client, formatting the msg for the	2856	Send a drawinfo or msg packet to the client, formatting the msg for the
2424	client if neccessary. C<$type> should be a string identifying the type of	2857	client if neccessary. C<$type> should be a string identifying the type of
2425	the message, with C<log> being the default. If C<$color> is negative, suppress	2858	the message, with C<log> being the default. If C<$color> is negative, suppress
2426	the message unless the client supports the msg packet.	2859	the message unless the client supports the msg packet.
2427		2860
2428	=cut	2861	=cut
2429		2862
		2863	# non-persistent channels (usually the info channel)
		2864	our %CHANNEL = (
		2865	"c/motd" => {
		2866	id => "infobox",
		2867	title => "MOTD",
		2868	reply => undef,
		2869	tooltip => "The message of the day",
		2870	},
		2871	"c/identify" => {
		2872	id => "infobox",
		2873	title => "Identify",
		2874	reply => undef,
		2875	tooltip => "Items recently identified",
		2876	},
		2877	"c/examine" => {
		2878	id => "infobox",
		2879	title => "Examine",
		2880	reply => undef,
		2881	tooltip => "Signs and other items you examined",
		2882	},
		2883	"c/shopinfo" => {
		2884	id => "infobox",
		2885	title => "Shop Info",
		2886	reply => undef,
		2887	tooltip => "What your bargaining skill tells you about the shop",
		2888	},
		2889	"c/book" => {
		2890	id => "infobox",
		2891	title => "Book",
		2892	reply => undef,
		2893	tooltip => "The contents of a note or book",
		2894	},
		2895	"c/lookat" => {
		2896	id => "infobox",
		2897	title => "Look",
		2898	reply => undef,
		2899	tooltip => "What you saw there",
		2900	},
		2901	"c/who" => {
		2902	id => "infobox",
		2903	title => "Players",
		2904	reply => undef,
		2905	tooltip => "Shows players who are currently online",
		2906	},
		2907	"c/body" => {
		2908	id => "infobox",
		2909	title => "Body Parts",
		2910	reply => undef,
		2911	tooltip => "Shows which body parts you posess and are available",
		2912	},
		2913	"c/statistics" => {
		2914	id => "infobox",
		2915	title => "Statistics",
		2916	reply => undef,
		2917	tooltip => "Shows your primary statistics",
		2918	},
		2919	"c/skills" => {
		2920	id => "infobox",
		2921	title => "Skills",
		2922	reply => undef,
		2923	tooltip => "Shows your experience per skill and item power",
		2924	},
		2925	"c/shopitems" => {
		2926	id => "infobox",
		2927	title => "Shop Items",
		2928	reply => undef,
		2929	tooltip => "Shows the items currently for sale in this shop",
		2930	},
		2931	"c/resistances" => {
		2932	id => "infobox",
		2933	title => "Resistances",
		2934	reply => undef,
		2935	tooltip => "Shows your resistances",
		2936	},
		2937	"c/pets" => {
		2938	id => "infobox",
		2939	title => "Pets",
		2940	reply => undef,
		2941	tooltip => "Shows information abotu your pets/a specific pet",
		2942	},
		2943	"c/perceiveself" => {
		2944	id => "infobox",
		2945	title => "Perceive Self",
		2946	reply => undef,
		2947	tooltip => "You gained detailed knowledge about yourself",
		2948	},
		2949	"c/uptime" => {
		2950	id => "infobox",
		2951	title => "Uptime",
		2952	reply => undef,
		2953	tooltip => "How long the server has been running since last restart",
		2954	},
		2955	"c/mapinfo" => {
		2956	id => "infobox",
		2957	title => "Map Info",
		2958	reply => undef,
		2959	tooltip => "Information related to the maps",
		2960	},
		2961	"c/party" => {
		2962	id => "party",
		2963	title => "Party",
		2964	reply => "gsay ",
		2965	tooltip => "Messages and chat related to your party",
		2966	},
		2967	"c/death" => {
		2968	id => "death",
		2969	title => "Death",
		2970	reply => undef,
		2971	tooltip => "Reason for and more info about your most recent death",
		2972	},
		2973	"c/say" => $SAY_CHANNEL,
		2974	"c/chat" => $CHAT_CHANNEL,
		2975	);
		2976
2430	sub cf::client::send_msg {	2977	sub cf::client::send_msg {
2431	my ($self, $color, $type, $msg, @extra) = @_;	2978	my ($self, $channel, $msg, $color, @extra) = @_;
2432		2979
2433	$msg = $self->pl->expand_cfpod ($msg);	2980	$msg = $self->pl->expand_cfpod ($msg)
		2981	unless $color & cf::NDI_VERBATIM;
		2982
		2983	$color &= cf::NDI_CLIENT_MASK; # just in case...
		2984
		2985	# check predefined channels, for the benefit of C
		2986	if ($CHANNEL{$channel}) {
		2987	$channel = $CHANNEL{$channel};
		2988
		2989	$self->ext_msg (channel_info => $channel);
		2990	$channel = $channel->{id};
		2991
		2992	} elsif (ref $channel) {
		2993	# send meta info to client, if not yet sent
		2994	unless (exists $self->{channel}{$channel->{id}}) {
		2995	$self->{channel}{$channel->{id}} = $channel;
		2996	$self->ext_msg (channel_info => $channel);
		2997	}
		2998
		2999	$channel = $channel->{id};
		3000	}
2434		3001
2435	return unless @extra || length $msg;	3002	return unless @extra || length $msg;
2436		3003
2437	if ($self->can_msg) {	3004	# default colour, mask it out
2438	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	3005	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2439	} else {	3006	if $color & cf::NDI_DEF;
2440	# replace some tags by gcfclient-compatible ones
2441	for ($msg) {
2442	1 while
2443	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2444	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2445	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2446	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2447	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2448	}
2449		3007
2450	if ($color >= 0) {	3008	my $pkt = "msg "
2451	if (0 && $msg =~ /\[/) {	3009	. $self->{json_coder}->encode (
2452	$self->send_packet ("drawextinfo $color 4 0 $msg")	3010	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2453	} else {	3011	);
2454	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2455	$self->send_packet ("drawinfo $color $msg")
2456	}
2457	}
2458	}
2459	}
2460		3012
		3013	$self->send_big_packet ($pkt);
		3014	}
		3015
2461	=item $client->ext_event ($type, %msg)	3016	=item $client->ext_msg ($type, @msg)
2462		3017
2463	Sends an ext event to the client.	3018	Sends an ext event to the client.
2464		3019
2465	=cut	3020	=cut
2466		3021
2467	sub cf::client::ext_event($$%) {	3022	sub cf::client::ext_msg($$@) {
2468	my ($self, $type, %msg) = @_;	3023	my ($self, $type, @msg) = @_;
2469		3024
		3025	if ($self->extcmd == 2) {
		3026	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3027	} elsif ($self->extcmd == 1) { # TODO: remove
2470	$msg{msgtype} = "event_$type";	3028	push @msg, msgtype => "event_$type";
2471	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	3029	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3030	}
		3031	}
		3032
		3033	=item $client->ext_reply ($msgid, @msg)
		3034
		3035	Sends an ext reply to the client.
		3036
		3037	=cut
		3038
		3039	sub cf::client::ext_reply($$@) {
		3040	my ($self, $id, @msg) = @_;
		3041
		3042	if ($self->extcmd == 2) {
		3043	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3044	} elsif ($self->extcmd == 1) {
		3045	#TODO: version 1, remove
		3046	unshift @msg, msgtype => "reply", msgid => $id;
		3047	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3048	}
2472	}	3049	}
2473		3050
2474	=item $success = $client->query ($flags, "text", \&cb)	3051	=item $success = $client->query ($flags, "text", \&cb)
2475		3052
2476	Queues a query to the client, calling the given callback with	3053	Queues a query to the client, calling the given callback with
…		…
2531	my ($ns, $buf) = @_;	3108	my ($ns, $buf) = @_;
2532		3109
2533	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3110	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2534		3111
2535	if (ref $msg) {	3112	if (ref $msg) {
		3113	my ($type, $reply, @payload) =
		3114	"ARRAY" eq ref $msg
		3115	? @$msg
		3116	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3117
		3118	my @reply;
		3119
2536	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3120	if (my $cb = $EXTICMD{$type}) {
2537	if (my %reply = $cb->($ns, $msg)) {	3121	@reply = $cb->($ns, @payload);
2538	$reply{msgid} = $msg->{msgid};
2539	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2540	}
2541	}	3122	}
		3123
		3124	$ns->ext_reply ($reply, @reply)
		3125	if $reply;
		3126
2542	} else {	3127	} else {
2543	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3128	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2544	}	3129	}
2545		3130
2546	cf::override;	3131	cf::override;
…		…
2568		3153
2569	$coro	3154	$coro
2570	}	3155	}
2571		3156
2572	cf::client->attach (	3157	cf::client->attach (
2573	on_destroy => sub {	3158	on_client_destroy => sub {
2574	my ($ns) = @_;	3159	my ($ns) = @_;
2575		3160
2576	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3161	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2577	},	3162	},
2578	);	3163	);
…		…
2593	our $safe = new Safe "safe";	3178	our $safe = new Safe "safe";
2594	our $safe_hole = new Safe::Hole;	3179	our $safe_hole = new Safe::Hole;
2595		3180
2596	$SIG{FPE} = 'IGNORE';	3181	$SIG{FPE} = 'IGNORE';
2597		3182
2598	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3183	$safe->permit_only (Opcode::opset qw(
		3184	:base_core :base_mem :base_orig :base_math :base_loop
		3185	grepstart grepwhile mapstart mapwhile
		3186	sort time
		3187	));
2599		3188
2600	# here we export the classes and methods available to script code	3189	# here we export the classes and methods available to script code
2601		3190
2602	=pod	3191	=pod
2603		3192
2604	The following functions and methods are available within a safe environment:	3193	The following functions and methods are available within a safe environment:
2605		3194
2606	cf::object	3195	cf::object
2607	contr pay_amount pay_player map x y force_find force_add	3196	contr pay_amount pay_player map x y force_find force_add destroy
2608	insert remove	3197	insert remove name archname title slaying race decrease split
		3198	value
2609		3199
2610	cf::object::player	3200	cf::object::player
2611	player	3201	player
2612		3202
2613	cf::player	3203	cf::player
…		…
2618		3208
2619	=cut	3209	=cut
2620		3210
2621	for (	3211	for (
2622	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3212	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2623	insert remove)],	3213	insert remove inv nrof name archname title slaying race
		3214	decrease split destroy change_exp value msg lore send_msg)],
2624	["cf::object::player" => qw(player)],	3215	["cf::object::player" => qw(player)],
2625	["cf::player" => qw(peaceful)],	3216	["cf::player" => qw(peaceful send_msg)],
2626	["cf::map" => qw(trigger)],	3217	["cf::map" => qw(trigger)],
2627	) {	3218	) {
2628	no strict 'refs';	3219	no strict 'refs';
2629	my ($pkg, @funs) = @$_;	3220	my ($pkg, @funs) = @$_;
2630	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3221	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2648		3239
2649	my $qcode = $code;	3240	my $qcode = $code;
2650	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3241	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2651	$qcode =~ s/\n/\\n/g;	3242	$qcode =~ s/\n/\\n/g;
2652		3243
		3244	%vars = (_dummy => 0) unless %vars;
		3245
		3246	my @res;
2653	local $_;	3247	local $_;
2654	local @safe::cf::_safe_eval_args = values %vars;
2655		3248
2656	my $eval =	3249	my $eval =
2657	"do {\n"	3250	"do {\n"
2658	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3251	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2659	. "#line 0 \"{$qcode}\"\n"	3252	. "#line 0 \"{$qcode}\"\n"
2660	. $code	3253	. $code
2661	. "\n}"	3254	. "\n}"
2662	;	3255	;
2663		3256
		3257	if ($CFG{safe_eval}) {
2664	sub_generation_inc;	3258	sub_generation_inc;
		3259	local @safe::cf::_safe_eval_args = values %vars;
2665	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3260	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2666	sub_generation_inc;	3261	sub_generation_inc;
		3262	} else {
		3263	local @cf::_safe_eval_args = values %vars;
		3264	@res = wantarray ? eval eval : scalar eval $eval;
		3265	}
2667		3266
2668	if ($@) {	3267	if ($@) {
2669	warn "$@";	3268	warn "$@";
2670	warn "while executing safe code '$code'\n";	3269	warn "while executing safe code '$code'\n";
2671	warn "with arguments " . (join " ", %vars) . "\n";	3270	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2690	=cut	3289	=cut
2691		3290
2692	sub register_script_function {	3291	sub register_script_function {
2693	my ($fun, $cb) = @_;	3292	my ($fun, $cb) = @_;
2694		3293
2695	no strict 'refs';	3294	$fun = "safe::$fun" if $CFG{safe_eval};
2696	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3295	*$fun = $safe_hole->wrap ($cb);
2697	}	3296	}
2698		3297
2699	=back	3298	=back
2700		3299
2701	=cut	3300	=cut
…		…
2703	#############################################################################	3302	#############################################################################
2704	# the server's init and main functions	3303	# the server's init and main functions
2705		3304
2706	sub load_facedata($) {	3305	sub load_facedata($) {
2707	my ($path) = @_;	3306	my ($path) = @_;
		3307
		3308	# HACK to clear player env face cache, we need some signal framework
		3309	# for this (global event?)
		3310	%ext::player_env::MUSIC_FACE_CACHE = ();
		3311
		3312	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2708		3313
2709	warn "loading facedata from $path\n";	3314	warn "loading facedata from $path\n";
2710		3315
2711	my $facedata;	3316	my $facedata;
2712	0 < aio_load $path, $facedata	3317	0 < aio_load $path, $facedata
…		…
2715	$facedata = Coro::Storable::thaw $facedata;	3320	$facedata = Coro::Storable::thaw $facedata;
2716		3321
2717	$facedata->{version} == 2	3322	$facedata->{version} == 2
2718	or cf::cleanup "$path: version mismatch, cannot proceed.";	3323	or cf::cleanup "$path: version mismatch, cannot proceed.";
2719		3324
		3325	# patch in the exptable
		3326	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3327	$facedata->{resource}{"res/exp_table"} = {
		3328	type => FT_RSRC,
		3329	data => $exp_table,
		3330	hash => (Digest::MD5::md5 $exp_table),
		3331	};
		3332	cf::cede_to_tick;
		3333
2720	{	3334	{
2721	my $faces = $facedata->{faceinfo};	3335	my $faces = $facedata->{faceinfo};
2722		3336
2723	while (my ($face, $info) = each %$faces) {	3337	while (my ($face, $info) = each %$faces) {
2724	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3338	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3339
2725	cf::face::set_visibility $idx, $info->{visibility};	3340	cf::face::set_visibility $idx, $info->{visibility};
2726	cf::face::set_magicmap $idx, $info->{magicmap};	3341	cf::face::set_magicmap $idx, $info->{magicmap};
2727	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3342	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2728	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3343	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2729		3344
2730	cf::cede_to_tick;	3345	cf::cede_to_tick;
2731	}	3346	}
2732		3347
2733	while (my ($face, $info) = each %$faces) {	3348	while (my ($face, $info) = each %$faces) {
2734	next unless $info->{smooth};	3349	next unless $info->{smooth};
		3350
2735	my $idx = cf::face::find $face	3351	my $idx = cf::face::find $face
2736	or next;	3352	or next;
		3353
2737	if (my $smooth = cf::face::find $info->{smooth}) {	3354	if (my $smooth = cf::face::find $info->{smooth}) {
2738	cf::face::set_smooth $idx, $smooth;	3355	cf::face::set_smooth $idx, $smooth;
2739	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3356	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2740	} else {	3357	} else {
2741	warn "smooth face '$info->{smooth}' not found for face '$face'";	3358	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2755		3372
2756	cf::anim::invalidate_all; # d'oh	3373	cf::anim::invalidate_all; # d'oh
2757	}	3374	}
2758		3375
2759	{	3376	{
2760	# TODO: for gcfclient pleasure, we should give resources
2761	# that gcfclient doesn't grok a >10000 face index.
2762	my $res = $facedata->{resource};	3377	my $res = $facedata->{resource};
2763	my $enc = JSON::XS->new->utf8->canonical;
2764		3378
2765	while (my ($name, $info) = each %$res) {	3379	while (my ($name, $info) = each %$res) {
2766	my $meta = $enc->encode ({	3380	if (defined $info->{type}) {
2767	name => $name,
2768	type => $info->{type},
2769	copyright => $info->{copyright}, #TODO#
2770	});
2771	my $data = pack "(w/a*)*", $meta, $info->{data};
2772	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2773
2774	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3381	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3382
		3383	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
2775	cf::face::set_type $idx, 1;	3384	cf::face::set_type $idx, $info->{type};
2776	cf::face::set_data $idx, 0, $data, $chk;	3385	} else {
		3386	$RESOURCE{$name} = $info;
		3387	}
2777		3388
2778	cf::cede_to_tick;	3389	cf::cede_to_tick;
2779	}	3390	}
2780	}	3391	}
2781		3392
		3393	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3394
2782	1	3395	1
2783	}	3396	}
2784		3397
		3398	cf::global->attach (on_resource_update => sub {
		3399	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3400	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3401
		3402	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3403	my $sound = $soundconf->{compat}[$_]
		3404	or next;
		3405
		3406	my $face = cf::face::find "sound/$sound->[1]";
		3407	cf::sound::set $sound->[0] => $face;
		3408	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3409	}
		3410
		3411	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3412	my $face = cf::face::find "sound/$v";
		3413	cf::sound::set $k => $face;
		3414	}
		3415	}
		3416	});
		3417
		3418	register_exticmd fx_want => sub {
		3419	my ($ns, $want) = @_;
		3420
		3421	while (my ($k, $v) = each %$want) {
		3422	$ns->fx_want ($k, $v);
		3423	}
		3424	};
		3425
		3426	sub load_resource_file($) {
		3427	my $guard = lock_acquire "load_resource_file";
		3428
		3429	my $status = load_resource_file_ $_[0];
		3430	get_slot 0.1, 100;
		3431	cf::arch::commit_load;
		3432
		3433	$status
		3434	}
		3435
2785	sub reload_regions {	3436	sub reload_regions {
		3437	# HACK to clear player env face cache, we need some signal framework
		3438	# for this (global event?)
		3439	%ext::player_env::MUSIC_FACE_CACHE = ();
		3440
2786	load_resource_file "$MAPDIR/regions"	3441	load_resource_file "$MAPDIR/regions"
2787	or die "unable to load regions file\n";	3442	or die "unable to load regions file\n";
		3443
		3444	for (cf::region::list) {
		3445	$_->{match} = qr/$_->{match}/
		3446	if exists $_->{match};
		3447	}
2788	}	3448	}
2789		3449
2790	sub reload_facedata {	3450	sub reload_facedata {
2791	load_facedata "$DATADIR/facedata"	3451	load_facedata "$DATADIR/facedata"
2792	or die "unable to load facedata\n";	3452	or die "unable to load facedata\n";
2793	}	3453	}
2794		3454
2795	sub reload_archetypes {	3455	sub reload_archetypes {
2796	load_resource_file "$DATADIR/archetypes"	3456	load_resource_file "$DATADIR/archetypes"
2797	or die "unable to load archetypes\n";	3457	or die "unable to load archetypes\n";
2798	#d# NEED to laod twice to resolve forward references
2799	# this really needs to be done in an extra post-pass
2800	# (which needs to be synchronous, so solve it differently)
2801	load_resource_file "$DATADIR/archetypes"
2802	or die "unable to load archetypes\n";
2803	}	3458	}
2804		3459
2805	sub reload_treasures {	3460	sub reload_treasures {
2806	load_resource_file "$DATADIR/treasures"	3461	load_resource_file "$DATADIR/treasures"
2807	or die "unable to load treasurelists\n";	3462	or die "unable to load treasurelists\n";
2808	}	3463	}
2809		3464
2810	sub reload_resources {	3465	sub reload_resources {
2811	warn "reloading resource files...\n";	3466	warn "reloading resource files...\n";
2812		3467
		3468	reload_facedata;
		3469	reload_archetypes;
2813	reload_regions;	3470	reload_regions;
2814	reload_facedata;
2815	#reload_archetypes;#d#
2816	reload_archetypes;
2817	reload_treasures;	3471	reload_treasures;
2818		3472
2819	warn "finished reloading resource files\n";	3473	warn "finished reloading resource files\n";
2820	}	3474	}
2821		3475
2822	sub init {	3476	sub reload_config {
2823	reload_resources;	3477	warn "reloading config file...\n";
2824	}
2825		3478
2826	sub cfg_load {
2827	open my $fh, "<:utf8", "$CONFDIR/config"	3479	open my $fh, "<:utf8", "$CONFDIR/config"
2828	or return;	3480	or return;
2829		3481
2830	local $/;	3482	local $/;
2831	*CFG = YAML::Syck::Load <$fh>;	3483	*CFG = YAML::XS::Load scalar <$fh>;
2832		3484
2833	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3485	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2834		3486
2835	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3487	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2836	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3488	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2840	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3492	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2841	and die "WARNING: m(un)lockall failed: $!\n";	3493	and die "WARNING: m(un)lockall failed: $!\n";
2842	};	3494	};
2843	warn $@ if $@;	3495	warn $@ if $@;
2844	}	3496	}
		3497
		3498	warn "finished reloading resource files\n";
		3499	}
		3500
		3501	sub pidfile() {
		3502	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3503	or die "$PIDFILE: $!";
		3504	flock $fh, &Fcntl::LOCK_EX
		3505	or die "$PIDFILE: flock: $!";
		3506	$fh
		3507	}
		3508
		3509	# make sure only one server instance is running at any one time
		3510	sub atomic {
		3511	my $fh = pidfile;
		3512
		3513	my $pid = <$fh>;
		3514	kill 9, $pid if $pid > 0;
		3515
		3516	seek $fh, 0, 0;
		3517	print $fh $$;
		3518	}
		3519
		3520	sub main_loop {
		3521	warn "EV::loop starting\n";
		3522	if (1) {
		3523	EV::loop;
		3524	}
		3525	warn "EV::loop returned\n";
		3526	goto &main_loop unless $REALLY_UNLOOP;
2845	}	3527	}
2846		3528
2847	sub main {	3529	sub main {
		3530	cf::init_globals; # initialise logging
		3531
		3532	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3533	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3534	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3535	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3536
		3537	cf::init_experience;
		3538	cf::init_anim;
		3539	cf::init_attackmess;
		3540	cf::init_dynamic;
		3541
		3542	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3543
2848	# we must not ever block the main coroutine	3544	# we must not ever block the main coroutine
2849	local $Coro::idle = sub {	3545	local $Coro::idle = sub {
2850	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3546	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2851	(async {	3547	(async {
2852	Event::one_event;	3548	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3549	EV::loop EV::LOOP_ONESHOT;
2853	})->prio (Coro::PRIO_MAX);	3550	})->prio (Coro::PRIO_MAX);
2854	};	3551	};
2855		3552
2856	cfg_load;	3553	evthread_start IO::AIO::poll_fileno;
		3554
		3555	cf::sync_job {
		3556	cf::load_settings;
		3557	cf::load_materials;
		3558
		3559	reload_resources;
		3560	reload_config;
2857	db_init;	3561	db_init;
		3562
		3563	cf::init_uuid;
		3564	cf::init_signals;
		3565	cf::init_skills;
		3566
		3567	cf::init_beforeplay;
		3568
		3569	atomic;
		3570
2858	load_extensions;	3571	load_extensions;
2859		3572
2860	$TICK_WATCHER->start;	3573	utime time, time, $RUNTIMEFILE;
2861	Event::loop;	3574
		3575	# no (long-running) fork's whatsoever before this point(!)
		3576	use POSIX ();
		3577	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3578
		3579	(pop @POST_INIT)->(0) while @POST_INIT;
		3580	};
		3581
		3582	main_loop;
2862	}	3583	}
2863		3584
2864	#############################################################################	3585	#############################################################################
2865	# initialisation and cleanup	3586	# initialisation and cleanup
2866		3587
2867	# install some emergency cleanup handlers	3588	# install some emergency cleanup handlers
2868	BEGIN {	3589	BEGIN {
		3590	our %SIGWATCHER = ();
2869	for my $signal (qw(INT HUP TERM)) {	3591	for my $signal (qw(INT HUP TERM)) {
2870	Event->signal (	3592	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2871	reentrant => 0,
2872	data => WF_AUTOCANCEL,
2873	signal => $signal,
2874	prio => 0,
2875	cb => sub {
2876	cf::cleanup "SIG$signal";	3593	cf::cleanup "SIG$signal";
2877	},
2878	);	3594	};
2879	}	3595	}
2880	}	3596	}
2881		3597
2882	sub write_runtime {	3598	sub write_runtime_sync {
2883	my $runtime = "$LOCALDIR/runtime";	3599	my $t0 = AE::time;
2884		3600
2885	# first touch the runtime file to show we are still running:	3601	# first touch the runtime file to show we are still running:
2886	# the fsync below can take a very very long time.	3602	# the fsync below can take a very very long time.
2887		3603
2888	IO::AIO::aio_utime $runtime, undef, undef;	3604	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2889		3605
2890	my $guard = cf::lock_acquire "write_runtime";	3606	my $guard = cf::lock_acquire "write_runtime";
2891		3607
2892	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3608	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2893	or return;	3609	or return;
2894		3610
2895	my $value = $cf::RUNTIME + 90 + 10;	3611	my $value = $cf::RUNTIME + 90 + 10;
2896	# 10 is the runtime save interval, for a monotonic clock	3612	# 10 is the runtime save interval, for a monotonic clock
2897	# 60 allows for the watchdog to kill the server.	3613	# 60 allows for the watchdog to kill the server.
…		…
2907	aio_utime $fh, undef, undef;	3623	aio_utime $fh, undef, undef;
2908		3624
2909	close $fh	3625	close $fh
2910	or return;	3626	or return;
2911		3627
2912	aio_rename "$runtime~", $runtime	3628	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2913	and return;	3629	and return;
2914		3630
2915	warn "runtime file written.\n";	3631	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
2916		3632
2917	1	3633	1
		3634	}
		3635
		3636	our $uuid_lock;
		3637	our $uuid_skip;
		3638
		3639	sub write_uuid_sync($) {
		3640	$uuid_skip ||= $_[0];
		3641
		3642	return if $uuid_lock;
		3643	local $uuid_lock = 1;
		3644
		3645	my $uuid = "$LOCALDIR/uuid";
		3646
		3647	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3648	or return;
		3649
		3650	my $value = uuid_seq uuid_cur;
		3651
		3652	unless ($value) {
		3653	warn "cowardly refusing to write zero uuid value!\n";
		3654	return;
		3655	}
		3656
		3657	my $value = uuid_str $value + $uuid_skip;
		3658	$uuid_skip = 0;
		3659
		3660	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3661	and return;
		3662
		3663	# always fsync - this file is important
		3664	aio_fsync $fh
		3665	and return;
		3666
		3667	close $fh
		3668	or return;
		3669
		3670	aio_rename "$uuid~", $uuid
		3671	and return;
		3672
		3673	warn "uuid file written ($value).\n";
		3674
		3675	1
		3676
		3677	}
		3678
		3679	sub write_uuid($$) {
		3680	my ($skip, $sync) = @_;
		3681
		3682	$sync ? write_uuid_sync $skip
		3683	: async { write_uuid_sync $skip };
2918	}	3684	}
2919		3685
2920	sub emergency_save() {	3686	sub emergency_save() {
2921	my $freeze_guard = cf::freeze_mainloop;	3687	my $freeze_guard = cf::freeze_mainloop;
2922		3688
2923	warn "enter emergency perl save\n";	3689	warn "emergency_perl_save: enter\n";
2924		3690
2925	cf::sync_job {	3691	cf::sync_job {
		3692	# this is a trade-off: we want to be very quick here, so
		3693	# save all maps without fsync, and later call a global sync
		3694	# (which in turn might be very very slow)
		3695	local $USE_FSYNC = 0;
		3696
2926	# use a peculiar iteration method to avoid tripping on perl	3697	# use a peculiar iteration method to avoid tripping on perl
2927	# refcount bugs in for. also avoids problems with players	3698	# refcount bugs in for. also avoids problems with players
2928	# and maps saved/destroyed asynchronously.	3699	# and maps saved/destroyed asynchronously.
2929	warn "begin emergency player save\n";	3700	warn "emergency_perl_save: begin player save\n";
2930	for my $login (keys %cf::PLAYER) {	3701	for my $login (keys %cf::PLAYER) {
2931	my $pl = $cf::PLAYER{$login} or next;	3702	my $pl = $cf::PLAYER{$login} or next;
2932	$pl->valid or next;	3703	$pl->valid or next;
		3704	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2933	$pl->save;	3705	$pl->save;
2934	}	3706	}
2935	warn "end emergency player save\n";	3707	warn "emergency_perl_save: end player save\n";
2936		3708
2937	warn "begin emergency map save\n";	3709	warn "emergency_perl_save: begin map save\n";
2938	for my $path (keys %cf::MAP) {	3710	for my $path (keys %cf::MAP) {
2939	my $map = $cf::MAP{$path} or next;	3711	my $map = $cf::MAP{$path} or next;
2940	$map->valid or next;	3712	$map->valid or next;
2941	$map->save;	3713	$map->save;
2942	}	3714	}
2943	warn "end emergency map save\n";	3715	warn "emergency_perl_save: end map save\n";
2944		3716
2945	warn "begin emergency database checkpoint\n";	3717	warn "emergency_perl_save: begin database checkpoint\n";
2946	BDB::db_env_txn_checkpoint $DB_ENV;	3718	BDB::db_env_txn_checkpoint $DB_ENV;
2947	warn "end emergency database checkpoint\n";	3719	warn "emergency_perl_save: end database checkpoint\n";
		3720
		3721	warn "emergency_perl_save: begin write uuid\n";
		3722	write_uuid_sync 1;
		3723	warn "emergency_perl_save: end write uuid\n";
2948	};	3724	};
2949		3725
		3726	warn "emergency_perl_save: starting sync()\n";
		3727	IO::AIO::aio_sync sub {
		3728	warn "emergency_perl_save: finished sync()\n";
		3729	};
		3730
2950	warn "leave emergency perl save\n";	3731	warn "emergency_perl_save: leave\n";
2951	}	3732	}
2952		3733
2953	sub post_cleanup {	3734	sub post_cleanup {
2954	my ($make_core) = @_;	3735	my ($make_core) = @_;
2955		3736
2956	warn Carp::longmess "post_cleanup backtrace"	3737	warn Carp::longmess "post_cleanup backtrace"
2957	if $make_core;	3738	if $make_core;
		3739
		3740	my $fh = pidfile;
		3741	unlink $PIDFILE if <$fh> == $$;
		3742	}
		3743
		3744	# a safer delete_package, copied from Symbol
		3745	sub clear_package($) {
		3746	my $pkg = shift;
		3747
		3748	# expand to full symbol table name if needed
		3749	unless ($pkg =~ /^main::.*::$/) {
		3750	$pkg = "main$pkg" if $pkg =~ /^::/;
		3751	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3752	$pkg .= '::' unless $pkg =~ /::$/;
		3753	}
		3754
		3755	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3756	my $stem_symtab = *{$stem}{HASH};
		3757
		3758	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3759	or return;
		3760
		3761	# clear all symbols
		3762	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3763	for my $name (keys %$leaf_symtab) {
		3764	_gv_clear *{"$pkg$name"};
		3765	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3766	}
		3767	warn "cleared package $pkg\n";#d#
2958	}	3768	}
2959		3769
2960	sub do_reload_perl() {	3770	sub do_reload_perl() {
2961	# can/must only be called in main	3771	# can/must only be called in main
2962	if ($Coro::current != $Coro::main) {	3772	if ($Coro::current != $Coro::main) {
2963	warn "can only reload from main coroutine";	3773	warn "can only reload from main coroutine";
2964	return;	3774	return;
2965	}	3775	}
2966		3776
		3777	return if $RELOAD++;
		3778
		3779	my $t1 = AE::time;
		3780
		3781	while ($RELOAD) {
2967	warn "reloading...";	3782	warn "reloading...";
2968		3783
2969	warn "entering sync_job";	3784	warn "entering sync_job";
2970		3785
2971	cf::sync_job {	3786	cf::sync_job {
2972	cf::write_runtime; # external watchdog should not bark	3787	cf::write_runtime_sync; # external watchdog should not bark
2973	cf::emergency_save;	3788	cf::emergency_save;
2974	cf::write_runtime; # external watchdog should not bark	3789	cf::write_runtime_sync; # external watchdog should not bark
2975		3790
2976	warn "syncing database to disk";	3791	warn "syncing database to disk";
2977	BDB::db_env_txn_checkpoint $DB_ENV;	3792	BDB::db_env_txn_checkpoint $DB_ENV;
2978		3793
2979	# if anything goes wrong in here, we should simply crash as we already saved	3794	# if anything goes wrong in here, we should simply crash as we already saved
2980		3795
2981	warn "cancelling all WF_AUTOCANCEL watchers";
2982	for (Event::all_watchers) {
2983	$_->cancel if $_->data & WF_AUTOCANCEL;
2984	}
2985
2986	warn "flushing outstanding aio requests";	3796	warn "flushing outstanding aio requests";
2987	for (;;) {
2988	BDB::flush;
2989	IO::AIO::flush;
2990	Coro::cede;
2991	last unless IO::AIO::nreqs || BDB::nreqs;	3797	while (IO::AIO::nreqs || BDB::nreqs) {
2992	warn "iterate...";	3798	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
2993	}
2994
2995	++$RELOAD;
2996
2997	warn "cancelling all extension coros";
2998	$_->cancel for values %EXT_CORO;
2999	%EXT_CORO = ();
3000
3001	warn "removing commands";
3002	%COMMAND = ();
3003
3004	warn "removing ext/exti commands";
3005	%EXTCMD = ();
3006	%EXTICMD = ();
3007
3008	warn "unloading/nuking all extensions";
3009	for my $pkg (@EXTS) {
3010	warn "... unloading $pkg";
3011
3012	if (my $cb = $pkg->can ("unload")) {
3013	eval {
3014	$cb->($pkg);
3015	1
3016	} or warn "$pkg unloaded, but with errors: $@";
3017	}	3799	}
3018		3800
3019	warn "... nuking $pkg";	3801	warn "cancelling all extension coros";
3020	Symbol::delete_package $pkg;	3802	$_->cancel for values %EXT_CORO;
3021	}	3803	%EXT_CORO = ();
3022		3804
3023	warn "unloading all perl modules loaded from $LIBDIR";	3805	warn "removing commands";
3024	while (my ($k, $v) = each %INC) {	3806	%COMMAND = ();
3025	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3026		3807
		3808	warn "removing ext/exti commands";
		3809	%EXTCMD = ();
		3810	%EXTICMD = ();
		3811
		3812	warn "unloading/nuking all extensions";
		3813	for my $pkg (@EXTS) {
3027	warn "... unloading $k";	3814	warn "... unloading $pkg";
3028	delete $INC{$k};
3029		3815
3030	$k =~ s/\.pm$//;
3031	$k =~ s/\//::/g;
3032
3033	if (my $cb = $k->can ("unload_module")) {	3816	if (my $cb = $pkg->can ("unload")) {
		3817	eval {
3034	$cb->();	3818	$cb->($pkg);
		3819	1
		3820	} or warn "$pkg unloaded, but with errors: $@";
		3821	}
		3822
		3823	warn "... clearing $pkg";
		3824	clear_package $pkg;
3035	}	3825	}
3036		3826
3037	Symbol::delete_package $k;	3827	warn "unloading all perl modules loaded from $LIBDIR";
		3828	while (my ($k, $v) = each %INC) {
		3829	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3830
		3831	warn "... unloading $k";
		3832	delete $INC{$k};
		3833
		3834	$k =~ s/\.pm$//;
		3835	$k =~ s/\//::/g;
		3836
		3837	if (my $cb = $k->can ("unload_module")) {
		3838	$cb->();
		3839	}
		3840
		3841	clear_package $k;
3038	}	3842	}
3039		3843
3040	warn "getting rid of safe::, as good as possible";	3844	warn "getting rid of safe::, as good as possible";
3041	Symbol::delete_package "safe::$_"	3845	clear_package "safe::$_"
3042	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3846	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3043		3847
3044	warn "unloading cf.pm \"a bit\"";	3848	warn "unloading cf.pm \"a bit\"";
3045	delete $INC{"cf.pm"};	3849	delete $INC{"cf.pm"};
3046	delete $INC{"cf/pod.pm"};	3850	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3047		3851
3048	# don't, removes xs symbols, too,	3852	# don't, removes xs symbols, too,
3049	# and global variables created in xs	3853	# and global variables created in xs
3050	#Symbol::delete_package __PACKAGE__;	3854	#clear_package __PACKAGE__;
3051		3855
3052	warn "unload completed, starting to reload now";	3856	warn "unload completed, starting to reload now";
3053		3857
3054	warn "reloading cf.pm";	3858	warn "reloading cf.pm";
3055	require cf;	3859	require cf;
3056	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3860	cf::_connect_to_perl_1;
3057		3861
3058	warn "loading config and database again";	3862	warn "loading config and database again";
3059	cf::cfg_load;	3863	cf::reload_config;
3060		3864
3061	warn "loading extensions";	3865	warn "loading extensions";
3062	cf::load_extensions;	3866	cf::load_extensions;
3063		3867
		3868	if ($REATTACH_ON_RELOAD) {
3064	warn "reattaching attachments to objects/players";	3869	warn "reattaching attachments to objects/players";
3065	_global_reattach; # objects, sockets	3870	_global_reattach; # objects, sockets
3066	warn "reattaching attachments to maps";	3871	warn "reattaching attachments to maps";
3067	reattach $_ for values %MAP;	3872	reattach $_ for values %MAP;
3068	warn "reattaching attachments to players";	3873	warn "reattaching attachments to players";
3069	reattach $_ for values %PLAYER;	3874	reattach $_ for values %PLAYER;
		3875	}
3070		3876
		3877	warn "running post_init jobs";
		3878	(pop @POST_INIT)->(1) while @POST_INIT;
		3879
3071	warn "leaving sync_job";	3880	warn "leaving sync_job";
3072		3881
3073	1	3882	1
3074	} or do {	3883	} or do {
3075	warn $@;	3884	warn $@;
3076	warn "error while reloading, exiting.";	3885	cf::cleanup "error while reloading, exiting.";
3077	exit 1;
3078	};	3886	};
3079		3887
3080	warn "reloaded";	3888	warn "reloaded";
		3889	--$RELOAD;
		3890	}
		3891
		3892	$t1 = AE::time - $t1;
		3893	warn "reload completed in ${t1}s\n";
3081	};	3894	};
3082		3895
3083	our $RELOAD_WATCHER; # used only during reload	3896	our $RELOAD_WATCHER; # used only during reload
3084		3897
3085	sub reload_perl() {	3898	sub reload_perl() {
3086	# doing reload synchronously and two reloads happen back-to-back,	3899	# doing reload synchronously and two reloads happen back-to-back,
3087	# coro crashes during coro_state_free->destroy here.	3900	# coro crashes during coro_state_free->destroy here.
3088		3901
3089	$RELOAD_WATCHER ||= Event->timer (	3902	$RELOAD_WATCHER ||= cf::async {
3090	reentrant => 0,	3903	Coro::AIO::aio_wait cache_extensions;
3091	after => 0,	3904
3092	data => WF_AUTOCANCEL,	3905	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
3093	cb => sub {
3094	do_reload_perl;	3906	do_reload_perl;
3095	undef $RELOAD_WATCHER;	3907	undef $RELOAD_WATCHER;
3096	},	3908	};
3097	);	3909	};
3098	}	3910	}
3099		3911
3100	register_command "reload" => sub {	3912	register_command "reload" => sub {
3101	my ($who, $arg) = @_;	3913	my ($who, $arg) = @_;
3102		3914
3103	if ($who->flag (FLAG_WIZ)) {	3915	if ($who->flag (FLAG_WIZ)) {
3104	$who->message ("reloading server.");	3916	$who->message ("reloading server.");
		3917	async {
		3918	$Coro::current->{desc} = "perl_reload";
3105	async { reload_perl };	3919	reload_perl;
		3920	};
3106	}	3921	}
3107	};	3922	};
3108		3923
3109	unshift @INC, $LIBDIR;	3924	unshift @INC, $LIBDIR;
3110		3925
…		…
3112		3927
3113	our @WAIT_FOR_TICK;	3928	our @WAIT_FOR_TICK;
3114	our @WAIT_FOR_TICK_BEGIN;	3929	our @WAIT_FOR_TICK_BEGIN;
3115		3930
3116	sub wait_for_tick {	3931	sub wait_for_tick {
3117	return unless $TICK_WATCHER->is_active;
3118	return if $Coro::current == $Coro::main;	3932	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3119		3933
3120	my $signal = new Coro::Signal;	3934	my $signal = new Coro::Signal;
3121	push @WAIT_FOR_TICK, $signal;	3935	push @WAIT_FOR_TICK, $signal;
3122	$signal->wait;	3936	$signal->wait;
3123	}	3937	}
3124		3938
3125	sub wait_for_tick_begin {	3939	sub wait_for_tick_begin {
3126	return unless $TICK_WATCHER->is_active;
3127	return if $Coro::current == $Coro::main;	3940	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3128		3941
3129	my $signal = new Coro::Signal;	3942	my $signal = new Coro::Signal;
3130	push @WAIT_FOR_TICK_BEGIN, $signal;	3943	push @WAIT_FOR_TICK_BEGIN, $signal;
3131	$signal->wait;	3944	$signal->wait;
3132	}	3945	}
3133		3946
3134	my $min = 1e6;#d#	3947	sub tick {
3135	my $avg = 10;
3136	$TICK_WATCHER = Event->timer (
3137	reentrant => 0,
3138	parked => 1,
3139	prio => 0,
3140	at => $NEXT_TICK || $TICK,
3141	data => WF_AUTOCANCEL,
3142	cb => sub {
3143	if ($Coro::current != $Coro::main) {	3948	if ($Coro::current != $Coro::main) {
3144	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3949	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3145	unless ++$bug_warning > 10;	3950	unless ++$bug_warning > 10;
3146	return;	3951	return;
3147	}	3952	}
3148		3953
3149	$NOW = $tick_start = Event::time;
3150
3151	cf::server_tick; # one server iteration	3954	cf::server_tick; # one server iteration
3152		3955
3153	0 && sync_job {#d#	3956	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3154	for(1..10) {
3155	my $t = Event::time;
3156	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3157	or die;
3158		3957
3159	$map->width (50);	3958	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3160	$map->height (50);	3959	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3161	$map->alloc;	3960	Coro::async_pool {
3162	$map->_load_objects ("/tmp/x.map", 1);	3961	$Coro::current->{desc} = "runtime saver";
3163	my $t = Event::time - $t;	3962	write_runtime_sync
3164		3963	or warn "ERROR: unable to write runtime file: $!";
3165	#next unless $t < 0.0013;#d#
3166	if ($t < $min) {
3167	$min = $t;
3168	}
3169	$avg = $avg * 0.99 + $t * 0.01;
3170	}
3171	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3172	exit 0;
3173	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3174	};	3964	};
		3965	}
3175		3966
3176	$RUNTIME += $TICK;
3177	$NEXT_TICK += $TICK;
3178
3179	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3180	$NEXT_RUNTIME_WRITE = $NOW + 10;
3181	Coro::async_pool {
3182	write_runtime
3183	or warn "ERROR: unable to write runtime file: $!";
3184	};
3185	}
3186
3187	# my $AFTER = Event::time;
3188	# warn $AFTER - $NOW;#d#
3189
3190	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3967	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3191	$sig->send;	3968	$sig->send;
3192	}	3969	}
3193	while (my $sig = shift @WAIT_FOR_TICK) {	3970	while (my $sig = shift @WAIT_FOR_TICK) {
3194	$sig->send;	3971	$sig->send;
3195	}	3972	}
3196		3973
3197	$NOW = Event::time;	3974	$LOAD = ($NOW - $TICK_START) / $TICK;
3198
3199	# if we are delayed by four ticks or more, skip them all
3200	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3201
3202	$TICK_WATCHER->at ($NEXT_TICK);
3203	$TICK_WATCHER->start;
3204
3205	$LOAD = ($NOW - $tick_start) / $TICK;
3206	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3975	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3207		3976
3208	_post_tick;	3977	if (0) {
3209		3978	if ($NEXT_TICK) {
3210		3979	my $jitter = $TICK_START - $NEXT_TICK;
		3980	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3981	warn "jitter $JITTER\n";#d#
		3982	}
3211	},	3983	}
3212	);	3984	}
3213		3985
3214	{	3986	{
3215	BDB::max_poll_time $TICK * 0.1;	3987	# configure BDB
3216	$BDB_POLL_WATCHER = Event->io (	3988
3217	reentrant => 0,
3218	fd => BDB::poll_fileno,
3219	poll => 'r',
3220	prio => 0,
3221	data => WF_AUTOCANCEL,
3222	cb => \&BDB::poll_cb,
3223	);
3224	BDB::min_parallel 8;	3989	BDB::min_parallel 16;
3225		3990	BDB::max_poll_reqs $TICK * 0.1;
3226	BDB::set_sync_prepare {	3991	$AnyEvent::BDB::WATCHER->priority (1);
3227	my $status;
3228	my $current = $Coro::current;
3229	(
3230	sub {
3231	$status = $!;
3232	$current->ready; undef $current;
3233	},
3234	sub {
3235	Coro::schedule while defined $current;
3236	$! = $status;
3237	},
3238	)
3239	};
3240		3992
3241	unless ($DB_ENV) {	3993	unless ($DB_ENV) {
3242	$DB_ENV = BDB::db_env_create;	3994	$DB_ENV = BDB::db_env_create;
		3995	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3996	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3997	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3998	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3999	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3243		4000
3244	cf::sync_job {	4001	cf::sync_job {
3245	eval {	4002	eval {
3246	BDB::db_env_open	4003	BDB::db_env_open
3247	$DB_ENV,	4004	$DB_ENV,
…		…
3249	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4006	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3250	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4007	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3251	0666;	4008	0666;
3252		4009
3253	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4010	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3254
3255	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3256	$DB_ENV->set_lk_detect;
3257	};	4011	};
3258		4012
3259	cf::cleanup "db_env_open(db): $@" if $@;	4013	cf::cleanup "db_env_open(db): $@" if $@;
3260	};	4014	};
3261	}	4015	}
		4016
		4017	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4018	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4019	};
		4020	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4021	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4022	};
		4023	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4024	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4025	};
3262	}	4026	}
3263		4027
3264	{	4028	{
		4029	# configure IO::AIO
		4030
3265	IO::AIO::min_parallel 8;	4031	IO::AIO::min_parallel 8;
3266
3267	undef $Coro::AIO::WATCHER;
3268	IO::AIO::max_poll_time $TICK * 0.1;	4032	IO::AIO::max_poll_time $TICK * 0.1;
3269	$AIO_POLL_WATCHER = Event->io (	4033	undef $AnyEvent::AIO::WATCHER;
3270	reentrant => 0,
3271	data => WF_AUTOCANCEL,
3272	fd => IO::AIO::poll_fileno,
3273	poll => 'r',
3274	prio => 6,
3275	cb => \&IO::AIO::poll_cb,
3276	);
3277	}	4034	}
3278		4035
3279	my $_log_backtrace;	4036	my $_log_backtrace;
3280		4037
3281	sub _log_backtrace {	4038	sub _log_backtrace {
…		…
3284	$msg =~ s/\n//;	4041	$msg =~ s/\n//;
3285		4042
3286	# limit the # of concurrent backtraces	4043	# limit the # of concurrent backtraces
3287	if ($_log_backtrace < 2) {	4044	if ($_log_backtrace < 2) {
3288	++$_log_backtrace;	4045	++$_log_backtrace;
		4046	my $perl_bt = Carp::longmess $msg;
3289	async {	4047	async {
		4048	$Coro::current->{desc} = "abt $msg";
		4049
3290	my @bt = fork_call {	4050	my @bt = fork_call {
3291	@addr = map { sprintf "%x", $_ } @addr;	4051	@addr = map { sprintf "%x", $_ } @addr;
3292	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4052	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3293	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4053	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3294	or die "addr2line: $!";	4054	or die "addr2line: $!";
…		…
3302	}	4062	}
3303		4063
3304	@funcs	4064	@funcs
3305	};	4065	};
3306		4066
3307	LOG llevInfo, "[ABT] $msg\n";	4067	LOG llevInfo, "[ABT] $perl_bt\n";
		4068	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3308	LOG llevInfo, "[ABT] $_\n" for @bt;	4069	LOG llevInfo, "[ABT] $_\n" for @bt;
3309	--$_log_backtrace;	4070	--$_log_backtrace;
3310	};	4071	};
3311	} else {	4072	} else {
3312	LOG llevInfo, "[ABT] $msg\n";	4073	LOG llevInfo, "[ABT] $msg\n";
3313	LOG llevInfo, "[ABT] [suppressed]\n";	4074	LOG llevInfo, "[ABT] [suppressed]\n";
3314	}	4075	}
3315	}	4076	}
3316		4077
3317	# load additional modules	4078	# load additional modules
3318	use cf::pod;	4079	require "cf/$_.pm" for @EXTRA_MODULES;
		4080	cf::_connect_to_perl_2;
3319		4081
3320	END { cf::emergency_save }	4082	END { cf::emergency_save }
3321		4083
3322	1	4084	1
3323		4085

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