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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.282 by elmex, Tue Jun 19 18:15:34 2007 UTC vs.
Revision 1.519 by root, Fri Apr 16 02:32:25 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use Storable;	32	use EV;
10	use Event;
11	use Opcode;	33	use Opcode;
12	use Safe;	34	use Safe;
13	use Safe::Hole;	35	use Safe::Hole;
		36	use Storable ();
		37	use Carp ();
14		38
		39	use Guard ();
15	use Coro 3.61 ();	40	use Coro ();
16	use Coro::State;	41	use Coro::State;
17	use Coro::Handle;	42	use Coro::Handle;
		43	use Coro::EV;
18	use Coro::Event;	44	use Coro::AnyEvent;
19	use Coro::Timer;	45	use Coro::Timer;
20	use Coro::Signal;	46	use Coro::Signal;
21	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
22	use Coro::AIO;	50	use Coro::AIO;
		51	use Coro::BDB 1.6;
23	use Coro::Storable;	52	use Coro::Storable;
		53	use Coro::Util ();
24		54
		55	use JSON::XS 2.01 ();
25	use BDB ();	56	use BDB ();
26	use Data::Dumper;	57	use Data::Dumper;
27	use Digest::MD5;
28	use Fcntl;	58	use Fcntl;
29	use YAML::Syck ();	59	use YAML::XS ();
30	use IO::AIO 2.32 ();	60	use IO::AIO ();
31	use Time::HiRes;	61	use Time::HiRes;
32	use Compress::LZF;	62	use Compress::LZF;
		63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
33		66
34	# configure various modules to our taste	67	# configure various modules to our taste
35	#	68	#
36	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
37	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	70	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		71
		72	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		73
		74	# make sure c-lzf reinitialises itself
		75	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
38	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	76	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
39		77
40	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
41		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
42	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
43	$YAML::Syck::ImplicitUnicode = 1;
44
45	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
46		80
47	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
48		82
49	our %COMMAND = ();	83	our %COMMAND = ();
50	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
51		85
52	our @EXTS = (); # list of extension package names	86	our @EXTS = (); # list of extension package names
53	our %EXTCMD = ();	87	our %EXTCMD = ();
		88	our %EXTICMD = ();
54	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
55	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
56		91
57	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
58	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
59		96
60	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
61	our $DATADIR = datadir;	98	our $DATADIR = datadir;
62	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
63	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
64	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
65	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
66	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
67	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
68	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
69	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
70	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE;
		112
		113	our $OUTPUT_RATE_MIN = 4000;
		114	our $OUTPUT_RATE_MAX = 100000;
71		115
72	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	116	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
73	our $TICK_WATCHER;
74	our $AIO_POLL_WATCHER;
75	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	117	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
76	our $NEXT_TICK;	118	our $NEXT_TICK;
77	our $NOW;
78	our $USE_FSYNC = 1; # use fsync to write maps - default off	119	our $USE_FSYNC = 1; # use fsync to write maps - default on
79		120
		121	our $BDB_DEADLOCK_WATCHER;
		122	our $BDB_CHECKPOINT_WATCHER;
80	our $BDB_POLL_WATCHER;	123	our $BDB_TRICKLE_WATCHER;
81	our $DB_ENV;	124	our $DB_ENV;
		125
		126	our @EXTRA_MODULES = qw(pod match mapscript);
82		127
83	our %CFG;	128	our %CFG;
84		129
85	our $UPTIME; $UPTIME ||= time;	130	our $UPTIME; $UPTIME ||= time;
86	our $RUNTIME;	131	our $RUNTIME;
		132	our $NOW;
87		133
88	our %PLAYER; # all users	134	our (%PLAYER, %PLAYER_LOADING); # all users
89	our %MAP; # all maps	135	our (%MAP, %MAP_LOADING ); # all maps
90	our $LINK_MAP; # the special {link} map, which is always available	136	our $LINK_MAP; # the special {link} map, which is always available
91		137
92	# used to convert map paths into valid unix filenames by replacing / by ∕	138	# used to convert map paths into valid unix filenames by replacing / by ∕
93	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	139	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
94		140
95	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	141	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
96	our $LOADAVG; # same thing, but with alpha-smoothing	142	our $LOADAVG; # same thing, but with alpha-smoothing
		143	our $JITTER; # average jitter
97	our $tick_start; # for load detecting purposes	144	our $TICK_START; # for load detecting purposes
		145
		146	our @POST_INIT;
		147
		148	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		149	our $REALLY_UNLOOP; # never set to true, please :)
98		150
99	binmode STDOUT;	151	binmode STDOUT;
100	binmode STDERR;	152	binmode STDERR;
101		153
102	# read virtual server time, if available	154	# read virtual server time, if available
103	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	155	unless ($RUNTIME || !-e $RUNTIMEFILE) {
104	open my $fh, "<", "$LOCALDIR/runtime"	156	open my $fh, "<", $RUNTIMEFILE
105	or die "unable to read runtime file: $!";	157	or die "unable to read $RUNTIMEFILE file: $!";
106	$RUNTIME = <$fh> + 0.;	158	$RUNTIME = <$fh> + 0.;
107	}	159	}
		160
		161	eval "sub TICK() { $TICK } 1" or die;
108		162
109	mkdir $_	163	mkdir $_
110	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	164	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
111		165
112	our $EMERGENCY_POSITION;	166	our $EMERGENCY_POSITION;
113		167
114	sub cf::map::normalise;	168	sub cf::map::normalise;
		169
		170	#############################################################################
		171
		172	%REFLECT = ();
		173	for (@REFLECT) {
		174	my $reflect = JSON::XS::decode_json $_;
		175	$REFLECT{$reflect->{class}} = $reflect;
		176	}
		177
		178	# this is decidedly evil
		179	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
115		180
116	#############################################################################	181	#############################################################################
117		182
118	=head2 GLOBAL VARIABLES	183	=head2 GLOBAL VARIABLES
119		184
…		…
155		220
156	The raw value load value from the last tick.	221	The raw value load value from the last tick.
157		222
158	=item %cf::CFG	223	=item %cf::CFG
159		224
160	Configuration for the server, loaded from C</etc/crossfire/config>, or	225	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
161	from wherever your confdir points to.	226	from wherever your confdir points to.
162		227
163	=item cf::wait_for_tick, cf::wait_for_tick_begin	228	=item cf::wait_for_tick, cf::wait_for_tick_begin
164		229
165	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	230	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
166	returns directly I<after> the tick processing (and consequently, can only wake one process	231	returns directly I<after> the tick processing (and consequently, can only wake one process
167	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	232	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
168		233
		234	=item @cf::INVOKE_RESULTS
		235
		236	This array contains the results of the last C<invoke ()> call. When
		237	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		238	that call.
		239
		240	=item %cf::REFLECT
		241
		242	Contains, for each (C++) class name, a hash reference with information
		243	about object members (methods, scalars, arrays and flags) and other
		244	metadata, which is useful for introspection.
		245
169	=back	246	=back
170		247
171	=cut	248	=cut
172		249
173	BEGIN {	250	$Coro::State::WARNHOOK = sub {
174	*CORE::GLOBAL::warn = sub {
175	my $msg = join "", @_;	251	my $msg = join "", @_;
176		252
177	$msg .= "\n"	253	$msg .= "\n"
178	unless $msg =~ /\n$/;	254	unless $msg =~ /\n$/;
179		255
180	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	256	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
181		257
182	utf8::encode $msg;
183	LOG llevError, $msg;	258	LOG llevError, $msg;
184	};	259	};
185	}	260
		261	$Coro::State::DIEHOOK = sub {
		262	return unless $^S eq 0; # "eq", not "=="
		263
		264	warn Carp::longmess $_[0];
		265
		266	if ($Coro::current == $Coro::main) {#d#
		267	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		268	return;#d#
		269	}#d#
		270
		271	# kill coroutine otherwise
		272	Coro::terminate
		273	};
186		274
187	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	275	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
188	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	276	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
189	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	277	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
190	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	278	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
197	for my $pkg (qw(	285	for my $pkg (qw(
198	cf::global cf::attachable	286	cf::global cf::attachable
199	cf::object cf::object::player	287	cf::object cf::object::player
200	cf::client cf::player	288	cf::client cf::player
201	cf::arch cf::living	289	cf::arch cf::living
		290	cf::map cf::mapspace
202	cf::map cf::party cf::region	291	cf::party cf::region
203	)) {	292	)) {
204	no strict 'refs';
205	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	293	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
206	}	294	}
207		295
208	$Event::DIED = sub {	296	$EV::DIED = sub {
209	warn "error in event callback: @_";	297	Carp::cluck "error in event callback: @_";
210	};	298	};
211		299
212	#############################################################################	300	#############################################################################
213		301
214	=head2 UTILITY FUNCTIONS	302	=head2 UTILITY FUNCTIONS
…		…
236	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	324	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
237	$d	325	$d
238	} || "[unable to dump $_[0]: '$@']";	326	} || "[unable to dump $_[0]: '$@']";
239	}	327	}
240		328
241	use JSON::XS qw(to_json from_json); # TODO# replace by JSON::PC once working
242
243	=item $ref = cf::from_json $json	329	=item $ref = cf::decode_json $json
244		330
245	Converts a JSON string into the corresponding perl data structure.	331	Converts a JSON string into the corresponding perl data structure.
246		332
247	=item $json = cf::to_json $ref	333	=item $json = cf::encode_json $ref
248		334
249	Converts a perl data structure into its JSON representation.	335	Converts a perl data structure into its JSON representation.
250		336
		337	=cut
		338
		339	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
		340
		341	sub encode_json($) { $json_coder->encode ($_[0]) }
		342	sub decode_json($) { $json_coder->decode ($_[0]) }
		343
		344	=item cf::post_init { BLOCK }
		345
		346	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		347	but I<before> the server starts ticking again.
		348
		349	The cdoeblock will have a single boolean argument to indicate whether this
		350	is a reload or not.
		351
		352	=cut
		353
		354	sub post_init(&) {
		355	push @POST_INIT, shift;
		356	}
		357
251	=item cf::lock_wait $string	358	=item cf::lock_wait $string
252		359
253	Wait until the given lock is available. See cf::lock_acquire.	360	Wait until the given lock is available. See cf::lock_acquire.
254		361
255	=item my $lock = cf::lock_acquire $string	362	=item my $lock = cf::lock_acquire $string
256		363
257	Wait until the given lock is available and then acquires it and returns	364	Wait until the given lock is available and then acquires it and returns
258	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	365	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
259	for example when the coroutine gets canceled), the lock is automatically	366	for example when the coroutine gets canceled), the lock is automatically
260	returned.	367	returned.
261		368
		369	Locks are *not* recursive, locking from the same coro twice results in a
		370	deadlocked coro.
		371
262	Lock names should begin with a unique identifier (for example, cf::map::find	372	Lock names should begin with a unique identifier (for example, cf::map::find
263	uses map_find and cf::map::load uses map_load).	373	uses map_find and cf::map::load uses map_load).
264		374
265	=item $locked = cf::lock_active $string	375	=item $locked = cf::lock_active $string
266		376
267	Return true if the lock is currently active, i.e. somebody has locked it.	377	Return true if the lock is currently active, i.e. somebody has locked it.
268		378
269	=cut	379	=cut
270		380
271	our %LOCK;	381	our $LOCKS = new Coro::SemaphoreSet;
272		382
273	sub lock_wait($) {	383	sub lock_wait($) {
274	my ($key) = @_;	384	$LOCKS->wait ($_[0]);
275
276	# wait for lock, if any
277	while ($LOCK{$key}) {
278	push @{ $LOCK{$key} }, $Coro::current;
279	Coro::schedule;
280	}
281	}	385	}
282		386
283	sub lock_acquire($) {	387	sub lock_acquire($) {
284	my ($key) = @_;	388	$LOCKS->guard ($_[0])
285
286	# wait, to be sure we are not locked
287	lock_wait $key;
288
289	$LOCK{$key} = [];
290
291	Coro::guard {
292	# wake up all waiters, to be on the safe side
293	$_->ready for @{ delete $LOCK{$key} };
294	}
295	}	389	}
296		390
297	sub lock_active($) {	391	sub lock_active($) {
298	my ($key) = @_;	392	$LOCKS->count ($_[0]) < 1
299
300	! ! $LOCK{$key}
301	}	393	}
302		394
303	sub freeze_mainloop {	395	sub freeze_mainloop {
304	return unless $TICK_WATCHER->is_active;	396	tick_inhibit_inc;
305		397
306	my $guard = Coro::guard {	398	&Guard::guard (\&tick_inhibit_dec);
307	$TICK_WATCHER->start;	399	}
		400
		401	=item cf::periodic $interval, $cb
		402
		403	Like EV::periodic, but randomly selects a starting point so that the actions
		404	get spread over time.
		405
		406	=cut
		407
		408	sub periodic($$) {
		409	my ($interval, $cb) = @_;
		410
		411	my $start = rand List::Util::min 180, $interval;
		412
		413	EV::periodic $start, $interval, 0, $cb
		414	}
		415
		416	=item cf::get_slot $time[, $priority[, $name]]
		417
		418	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		419	This call blocks and returns only when you have at least C<$time> seconds
		420	of cpu time till the next tick. The slot is only valid till the next cede.
		421
		422	The optional C<$name> can be used to identify the job to run. It might be
		423	used for statistical purposes and should identify the same time-class.
		424
		425	Useful for short background jobs.
		426
		427	=cut
		428
		429	our @SLOT_QUEUE;
		430	our $SLOT_QUEUE;
		431	our $SLOT_DECAY = 0.9;
		432
		433	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		434	$SLOT_QUEUE = Coro::async {
		435	$Coro::current->desc ("timeslot manager");
		436
		437	my $signal = new Coro::Signal;
		438	my $busy;
		439
		440	while () {
		441	next_job:
		442
		443	my $avail = cf::till_tick;
		444
		445	for (0 .. $#SLOT_QUEUE) {
		446	if ($SLOT_QUEUE[$_][0] <= $avail) {
		447	$busy = 0;
		448	my $job = splice @SLOT_QUEUE, $_, 1, ();
		449	$job->[2]->send;
		450	Coro::cede;
		451	goto next_job;
		452	} else {
		453	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
		454	}
		455	}
		456
		457	if (@SLOT_QUEUE) {
		458	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		459	push @cf::WAIT_FOR_TICK, $signal;
		460	$signal->wait;
		461	} else {
		462	$busy = 0;
		463	Coro::schedule;
		464	}
308	};	465	}
309	$TICK_WATCHER->stop;	466	};
310	$guard	467
		468	sub get_slot($;$$) {
		469	return if tick_inhibit || $Coro::current == $Coro::main;
		470
		471	my ($time, $pri, $name) = @_;
		472
		473	$time = clamp $time, 0.01, $TICK * .6;
		474
		475	my $sig = new Coro::Signal;
		476
		477	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		478	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		479	$SLOT_QUEUE->ready;
		480	$sig->wait;
311	}	481	}
312		482
313	=item cf::async { BLOCK }	483	=item cf::async { BLOCK }
314		484
315	Currently the same as Coro::async_pool, meaning you cannot use	485	Currently the same as Coro::async_pool, meaning you cannot use
…		…
320		490
321	BEGIN { *async = \&Coro::async_pool }	491	BEGIN { *async = \&Coro::async_pool }
322		492
323	=item cf::sync_job { BLOCK }	493	=item cf::sync_job { BLOCK }
324		494
325	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	495	The design of Deliantra requires that the main coroutine ($Coro::main)
326	is always able to handle events or runnable, as Crossfire TRT is only	496	is always able to handle events or runnable, as Deliantra is only
327	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	497	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
328	acceptable.	498	acceptable.
329		499
330	If it must be done, put the blocking parts into C<sync_job>. This will run	500	If it must be done, put the blocking parts into C<sync_job>. This will run
331	the given BLOCK in another coroutine while waiting for the result. The	501	the given BLOCK in another coroutine while waiting for the result. The
…		…
336		506
337	sub sync_job(&) {	507	sub sync_job(&) {
338	my ($job) = @_;	508	my ($job) = @_;
339		509
340	if ($Coro::current == $Coro::main) {	510	if ($Coro::current == $Coro::main) {
341	my $time = Event::time;	511	my $time = AE::time;
342		512
343	# this is the main coro, too bad, we have to block	513	# this is the main coro, too bad, we have to block
344	# till the operation succeeds, freezing the server :/	514	# till the operation succeeds, freezing the server :/
345		515
346	# TODO: use suspend/resume instead	516	LOG llevError, Carp::longmess "sync job";#d#
347	# (but this is cancel-safe)	517
348	my $freeze_guard = freeze_mainloop;	518	my $freeze_guard = freeze_mainloop;
349		519
350	my $busy = 1;	520	my $busy = 1;
351	my @res;	521	my @res;
352		522
353	(async {	523	(async {
		524	$Coro::current->desc ("sync job coro");
354	@res = eval { $job->() };	525	@res = eval { $job->() };
355	warn $@ if $@;	526	warn $@ if $@;
356	undef $busy;	527	undef $busy;
357	})->prio (Coro::PRIO_MAX);	528	})->prio (Coro::PRIO_MAX);
358		529
359	while ($busy) {	530	while ($busy) {
360	Coro::cede or Event::one_event;	531	if (Coro::nready) {
		532	Coro::cede_notself;
		533	} else {
		534	EV::loop EV::LOOP_ONESHOT;
361	}	535	}
		536	}
362		537
363	$time = Event::time - $time;	538	my $time = AE::time - $time;
364		539
365	LOG llevError | logBacktrace, Carp::longmess "long sync job"
366	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
367
368	$tick_start += $time; # do not account sync jobs to server load	540	$TICK_START += $time; # do not account sync jobs to server load
369		541
370	wantarray ? @res : $res[0]	542	wantarray ? @res : $res[0]
371	} else {	543	} else {
372	# we are in another coroutine, how wonderful, everything just works	544	# we are in another coroutine, how wonderful, everything just works
373		545
…		…
398	=item fork_call { }, $args	570	=item fork_call { }, $args
399		571
400	Executes the given code block with the given arguments in a seperate	572	Executes the given code block with the given arguments in a seperate
401	process, returning the results. Everything must be serialisable with	573	process, returning the results. Everything must be serialisable with
402	Coro::Storable. May, of course, block. Note that the executed sub may	574	Coro::Storable. May, of course, block. Note that the executed sub may
403	never block itself or use any form of Event handling.	575	never block itself or use any form of event handling.
404		576
405	=cut	577	=cut
406		578
407	sub fork_call(&@) {	579	sub fork_call(&@) {
408	my ($cb, @args) = @_;	580	my ($cb, @args) = @_;
409		581
410	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	582	# we seemingly have to make a local copy of the whole thing,
411	# or die "socketpair: $!";	583	# otherwise perl prematurely frees the stuff :/
412	pipe my $fh1, my $fh2	584	# TODO: investigate and fix (likely this will be rather laborious)
413	or die "pipe: $!";
414		585
415	if (my $pid = fork) {	586	my @res = Coro::Util::fork_eval {
416	close $fh2;
417
418	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
419	$res = Coro::Storable::thaw $res;
420
421	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
422
423	die $$res unless "ARRAY" eq ref $res;
424
425	return wantarray ? @$res : $res->[-1];
426	} else {
427	reset_signals;	587	reset_signals;
428	local $SIG{__WARN__};	588	&$cb
429	local $SIG{__DIE__};	589	}, @args;
430	eval {
431	close $fh1;
432		590
433	my @res = eval { $cb->(@args) };	591	wantarray ? @res : $res[-1]
434	syswrite $fh2, Coro::Storable::freeze +($@ ? \"$@" : \@res);	592	}
435	};
436		593
437	warn $@ if $@;	594	sub objinfo {
438	_exit 0;
439	}	595	(
		596	"counter value" => cf::object::object_count,
		597	"objects created" => cf::object::create_count,
		598	"objects destroyed" => cf::object::destroy_count,
		599	"freelist size" => cf::object::free_count,
		600	"allocated objects" => cf::object::objects_size,
		601	"active objects" => cf::object::actives_size,
		602	)
		603	}
		604
		605	=item $coin = coin_from_name $name
		606
		607	=cut
		608
		609	our %coin_alias = (
		610	"silver" => "silvercoin",
		611	"silvercoin" => "silvercoin",
		612	"silvercoins" => "silvercoin",
		613	"gold" => "goldcoin",
		614	"goldcoin" => "goldcoin",
		615	"goldcoins" => "goldcoin",
		616	"platinum" => "platinacoin",
		617	"platinumcoin" => "platinacoin",
		618	"platinumcoins" => "platinacoin",
		619	"platina" => "platinacoin",
		620	"platinacoin" => "platinacoin",
		621	"platinacoins" => "platinacoin",
		622	"royalty" => "royalty",
		623	"royalties" => "royalty",
		624	);
		625
		626	sub coin_from_name($) {
		627	$coin_alias{$_[0]}
		628	? cf::arch::find $coin_alias{$_[0]}
		629	: undef
440	}	630	}
441		631
442	=item $value = cf::db_get $family => $key	632	=item $value = cf::db_get $family => $key
443		633
444	Returns a single value from the environment database.	634	Returns a single value from the environment database.
…		…
446	=item cf::db_put $family => $key => $value	636	=item cf::db_put $family => $key => $value
447		637
448	Stores the given C<$value> in the family. It can currently store binary	638	Stores the given C<$value> in the family. It can currently store binary
449	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	639	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
450		640
		641	=item $db = cf::db_table "name"
		642
		643	Create and/or open a new database table. The string must not be "db" and must be unique
		644	within each server.
		645
451	=cut	646	=cut
		647
		648	sub db_table($) {
		649	my ($name) = @_;
		650	my $db = BDB::db_create $DB_ENV;
		651
		652	eval {
		653	$db->set_flags (BDB::CHKSUM);
		654
		655	utf8::encode $name;
		656	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		657	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		658	cf::cleanup "db_open(db): $!" if $!;
		659	};
		660	cf::cleanup "db_open(db): $@" if $@;
		661
		662	$db
		663	}
452		664
453	our $DB;	665	our $DB;
454		666
455	sub db_init {	667	sub db_init {
456	unless ($DB) {
457	$DB = BDB::db_create $DB_ENV;
458
459	cf::sync_job {	668	cf::sync_job {
460	eval {	669	$DB ||= db_table "db";
461	$DB->set_flags (BDB::CHKSUM);
462
463	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
464	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
465	cf::cleanup "db_open(db): $!" if $!;
466	};
467	cf::cleanup "db_open(db): $@" if $@;
468	};
469	}	670	};
470	}	671	}
471		672
472	sub db_get($$) {	673	sub db_get($$) {
473	my $key = "$_[0]/$_[1]";	674	my $key = "$_[0]/$_[1]";
474		675
…		…
524	if (1) {	725	if (1) {
525	$md5 =	726	$md5 =
526	join "\x00",	727	join "\x00",
527	$processversion,	728	$processversion,
528	map {	729	map {
529	Coro::cede;	730	cf::cede_to_tick;
530	($src->[$_], Digest::MD5::md5_hex $data[$_])	731	($src->[$_], Digest::MD5::md5_hex $data[$_])
531	} 0.. $#$src;	732	} 0.. $#$src;
532		733
533		734
534	my $dbmd5 = db_get cache => "$id/md5";	735	my $dbmd5 = db_get cache => "$id/md5";
…		…
572		773
573	#############################################################################	774	#############################################################################
574		775
575	=head2 ATTACHABLE OBJECTS	776	=head2 ATTACHABLE OBJECTS
576		777
577	Many objects in crossfire are so-called attachable objects. That means you can	778	Many objects in deliantra are so-called attachable objects. That means you can
578	attach callbacks/event handlers (a collection of which is called an "attachment")	779	attach callbacks/event handlers (a collection of which is called an "attachment")
579	to it. All such attachable objects support the following methods.	780	to it. All such attachable objects support the following methods.
580		781
581	In the following description, CLASS can be any of C<global>, C<object>	782	In the following description, CLASS can be any of C<global>, C<object>
582	C<player>, C<client> or C<map> (i.e. the attachable objects in	783	C<player>, C<client> or C<map> (i.e. the attachable objects in
583	Crossfire TRT).	784	Deliantra).
584		785
585	=over 4	786	=over 4
586		787
587	=item $attachable->attach ($attachment, key => $value...)	788	=item $attachable->attach ($attachment, key => $value...)
588		789
…		…
632	=item cf::CLASS::attachment $name, ...	833	=item cf::CLASS::attachment $name, ...
633		834
634	Register an attachment by C<$name> through which attachable objects of the	835	Register an attachment by C<$name> through which attachable objects of the
635	given CLASS can refer to this attachment.	836	given CLASS can refer to this attachment.
636		837
637	Some classes such as crossfire maps and objects can specify attachments	838	Some classes such as deliantra maps and objects can specify attachments
638	that are attached at load/instantiate time, thus the need for a name.	839	that are attached at load/instantiate time, thus the need for a name.
639		840
640	These calls expect any number of the following handler/hook descriptions:	841	These calls expect any number of the following handler/hook descriptions:
641		842
642	=over 4	843	=over 4
…		…
840	";	1041	";
841	die if $@;	1042	die if $@;
842	}	1043	}
843		1044
844	our $override;	1045	our $override;
845	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	1046	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
846		1047
847	sub override {	1048	sub override {
848	$override = 1;	1049	$override = 1;
849	@invoke_results = ();	1050	@INVOKE_RESULTS = (@_);
850	}	1051	}
851		1052
852	sub do_invoke {	1053	sub do_invoke {
853	my $event = shift;	1054	my $event = shift;
854	my $callbacks = shift;	1055	my $callbacks = shift;
855		1056
856	@invoke_results = ();	1057	@INVOKE_RESULTS = ();
857		1058
858	local $override;	1059	local $override;
859		1060
860	for (@$callbacks) {	1061	for (@$callbacks) {
861	eval { &{$_->[1]} };	1062	eval { &{$_->[1]} };
…		…
870	}	1071	}
871		1072
872	0	1073	0
873	}	1074	}
874		1075
875	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1076	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
876		1077
877	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1078	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
878		1079
879	Generate an object-specific event with the given arguments.	1080	Generate an object-specific event with the given arguments.
880		1081
881	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1082	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
882	removed in future versions), and there is no public API to access override	1083	removed in future versions), and there is no public API to access override
883	results (if you must, access C<@cf::invoke_results> directly).	1084	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
884		1085
885	=back	1086	=back
886		1087
887	=cut	1088	=cut
888		1089
889	#############################################################################	1090	#############################################################################
890	# object support	1091	# object support
		1092
		1093	sub _object_equal($$);
		1094	sub _object_equal($$) {
		1095	my ($a, $b) = @_;
		1096
		1097	return 0 unless (ref $a) eq (ref $b);
		1098
		1099	if ("HASH" eq ref $a) {
		1100	my @ka = keys %$a;
		1101	my @kb = keys %$b;
		1102
		1103	return 0 if @ka != @kb;
		1104
		1105	for (0 .. $#ka) {
		1106	return 0 unless $ka[$_] eq $kb[$_];
		1107	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1108	}
		1109
		1110	} elsif ("ARRAY" eq ref $a) {
		1111
		1112	return 0 if @$a != @$b;
		1113
		1114	for (0 .. $#$a) {
		1115	return 0 unless _object_equal $a->[$_], $b->[$_];
		1116	}
		1117
		1118	} elsif ($a ne $b) {
		1119	return 0;
		1120	}
		1121
		1122	1
		1123	}
		1124
		1125	our $SLOW_MERGES;#d#
		1126	sub _can_merge {
		1127	my ($ob1, $ob2) = @_;
		1128
		1129	++$SLOW_MERGES;#d#
		1130
		1131	# we do the slow way here
		1132	return _object_equal $ob1, $ob2
		1133	}
891		1134
892	sub reattach {	1135	sub reattach {
893	# basically do the same as instantiate, without calling instantiate	1136	# basically do the same as instantiate, without calling instantiate
894	my ($obj) = @_;	1137	my ($obj) = @_;
895		1138
		1139	# no longer needed after getting rid of delete_package?
896	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1140	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
897		1141
898	my $registry = $obj->registry;	1142	my $registry = $obj->registry;
899		1143
900	@$registry = ();	1144	@$registry = ();
901		1145
…		…
916	cf::attachable->attach (	1160	cf::attachable->attach (
917	prio => -1000000,	1161	prio => -1000000,
918	on_instantiate => sub {	1162	on_instantiate => sub {
919	my ($obj, $data) = @_;	1163	my ($obj, $data) = @_;
920		1164
921	$data = from_json $data;	1165	$data = decode_json $data;
922		1166
923	for (@$data) {	1167	for (@$data) {
924	my ($name, $args) = @$_;	1168	my ($name, $args) = @$_;
925		1169
926	$obj->attach ($name, %{$args || {} });	1170	$obj->attach ($name, %{$args || {} });
…		…
942	sub object_freezer_save {	1186	sub object_freezer_save {
943	my ($filename, $rdata, $objs) = @_;	1187	my ($filename, $rdata, $objs) = @_;
944		1188
945	sync_job {	1189	sync_job {
946	if (length $$rdata) {	1190	if (length $$rdata) {
		1191	utf8::decode (my $decname = $filename);
947	warn sprintf "saving %s (%d,%d)\n",	1192	warn sprintf "saving %s (%d,%d)\n",
948	$filename, length $$rdata, scalar @$objs;	1193	$decname, length $$rdata, scalar @$objs;
949		1194
950	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1195	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
951	chmod SAVE_MODE, $fh;	1196	aio_chmod $fh, SAVE_MODE;
952	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1197	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
953	aio_fsync $fh if $cf::USE_FSYNC;	1198	if ($cf::USE_FSYNC) {
		1199	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1200	aio_fsync $fh;
		1201	}
954	close $fh;	1202	aio_close $fh;
955		1203
956	if (@$objs) {	1204	if (@$objs) {
957	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1205	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
958	chmod SAVE_MODE, $fh;	1206	aio_chmod $fh, SAVE_MODE;
959	my $data = Storable::nfreeze { version => 1, objs => $objs };	1207	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
960	aio_write $fh, 0, (length $data), $data, 0;	1208	aio_write $fh, 0, (length $data), $data, 0;
961	aio_fsync $fh if $cf::USE_FSYNC;	1209	if ($cf::USE_FSYNC) {
		1210	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1211	aio_fsync $fh;
		1212	}
962	close $fh;	1213	aio_close $fh;
963	aio_rename "$filename.pst~", "$filename.pst";	1214	aio_rename "$filename.pst~", "$filename.pst";
964	}	1215	}
965	} else {	1216	} else {
966	aio_unlink "$filename.pst";	1217	aio_unlink "$filename.pst";
967	}	1218	}
968		1219
969	aio_rename "$filename~", $filename;	1220	aio_rename "$filename~", $filename;
		1221
		1222	$filename =~ s%/[^/]+$%%;
		1223	aio_pathsync $filename if $cf::USE_FSYNC;
970	} else {	1224	} else {
971	warn "FATAL: $filename~: $!\n";	1225	warn "unable to save objects: $filename~: $!\n";
972	}	1226	}
973	} else {	1227	} else {
974	aio_unlink $filename;	1228	aio_unlink $filename;
975	aio_unlink "$filename.pst";	1229	aio_unlink "$filename.pst";
976	}	1230	}
977	}	1231	};
978	}	1232	}
979		1233
980	sub object_freezer_as_string {	1234	sub object_freezer_as_string {
981	my ($rdata, $objs) = @_;	1235	my ($rdata, $objs) = @_;
982		1236
…		…
994	or return;	1248	or return;
995		1249
996	unless (aio_stat "$filename.pst") {	1250	unless (aio_stat "$filename.pst") {
997	(aio_load "$filename.pst", $av) >= 0	1251	(aio_load "$filename.pst", $av) >= 0
998	or return;	1252	or return;
		1253
999	$av = eval { (Storable::thaw $av)->{objs} };	1254	my $st = eval { Coro::Storable::thaw $av };
		1255	$av = $st->{objs};
1000	}	1256	}
1001		1257
		1258	utf8::decode (my $decname = $filename);
1002	warn sprintf "loading %s (%d)\n",	1259	warn sprintf "loading %s (%d,%d)\n",
1003	$filename, length $data, scalar @{$av || []};	1260	$decname, length $data, scalar @{$av || []};
		1261
1004	return ($data, $av);	1262	($data, $av)
1005	}	1263	}
1006		1264
1007	=head2 COMMAND CALLBACKS	1265	=head2 COMMAND CALLBACKS
1008		1266
1009	=over 4	1267	=over 4
…		…
1029	push @{ $COMMAND{$name} }, [$caller, $cb];	1287	push @{ $COMMAND{$name} }, [$caller, $cb];
1030	}	1288	}
1031		1289
1032	=item cf::register_extcmd $name => \&callback($pl,$packet);	1290	=item cf::register_extcmd $name => \&callback($pl,$packet);
1033		1291
1034	Register a callback fro execution when the client sends an extcmd packet.	1292	Register a callback for execution when the client sends an (synchronous)
		1293	extcmd packet. Ext commands will be processed in the order they are
		1294	received by the server, like other user commands. The first argument is
		1295	the logged-in player. Ext commands can only be processed after a player
		1296	has logged in successfully.
1035		1297
1036	If the callback returns something, it is sent back as if reply was being	1298	If the callback returns something, it is sent back as if reply was being
1037	called.	1299	called.
1038		1300
		1301	=item cf::register_exticmd $name => \&callback($ns,$packet);
		1302
		1303	Register a callback for execution when the client sends an (asynchronous)
		1304	exticmd packet. Exti commands are processed by the server as soon as they
		1305	are received, i.e. out of order w.r.t. other commands. The first argument
		1306	is a client socket. Exti commands can be received anytime, even before
		1307	log-in.
		1308
		1309	If the callback returns something, it is sent back as if reply was being
		1310	called.
		1311
1039	=cut	1312	=cut
1040		1313
1041	sub register_extcmd {	1314	sub register_extcmd {
1042	my ($name, $cb) = @_;	1315	my ($name, $cb) = @_;
1043		1316
1044	$EXTCMD{$name} = $cb;	1317	$EXTCMD{$name} = $cb;
1045	}	1318	}
1046		1319
		1320	sub register_exticmd {
		1321	my ($name, $cb) = @_;
		1322
		1323	$EXTICMD{$name} = $cb;
		1324	}
		1325
		1326	use File::Glob ();
		1327
1047	cf::player->attach (	1328	cf::player->attach (
1048	on_command => sub {	1329	on_unknown_command => sub {
1049	my ($pl, $name, $params) = @_;	1330	my ($pl, $name, $params) = @_;
1050		1331
1051	my $cb = $COMMAND{$name}	1332	my $cb = $COMMAND{$name}
1052	or return;	1333	or return;
1053		1334
…		…
1058	cf::override;	1339	cf::override;
1059	},	1340	},
1060	on_extcmd => sub {	1341	on_extcmd => sub {
1061	my ($pl, $buf) = @_;	1342	my ($pl, $buf) = @_;
1062		1343
1063	my $msg = eval { from_json $buf };	1344	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1064		1345
1065	if (ref $msg) {	1346	if (ref $msg) {
		1347	my ($type, $reply, @payload) =
		1348	"ARRAY" eq ref $msg
		1349	? @$msg
		1350	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1351
		1352	my @reply;
		1353
1066	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1354	if (my $cb = $EXTCMD{$type}) {
1067	if (my %reply = $cb->($pl, $msg)) {	1355	@reply = $cb->($pl, @payload);
1068	$pl->ext_reply ($msg->{msgid}, %reply);
1069	}
1070	}	1356	}
		1357
		1358	$pl->ext_reply ($reply, @reply)
		1359	if $reply;
		1360
1071	} else {	1361	} else {
1072	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1362	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1073	}	1363	}
1074		1364
1075	cf::override;	1365	cf::override;
1076	},	1366	},
1077	);	1367	);
		1368
		1369	# "readahead" all extensions
		1370	sub cache_extensions {
		1371	my $grp = IO::AIO::aio_group;
		1372
		1373	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1374	for (grep /\.ext$/, @{$_[0]}) {
		1375	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1376	}
		1377	};
		1378
		1379	$grp
		1380	}
1078		1381
1079	sub load_extensions {	1382	sub load_extensions {
1080	cf::sync_job {	1383	cf::sync_job {
1081	my %todo;	1384	my %todo;
1082		1385
…		…
1102		1405
1103	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1406	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1104	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1407	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1105		1408
1106	$ext{source} =	1409	$ext{source} =
1107	"package $pkg; use strict; use utf8;\n"	1410	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1108	. "#line 1 \"$path\"\n{\n"	1411	. "#line 1 \"$path\"\n{\n"
1109	. $source	1412	. $source
1110	. "\n};\n1";	1413	. "\n};\n1";
1111		1414
1112	$todo{$base} = \%ext;	1415	$todo{$base} = \%ext;
1113	}	1416	}
1114		1417
		1418	my $pass = 0;
1115	my %done;	1419	my %done;
1116	while (%todo) {	1420	while (%todo) {
1117	my $progress;	1421	my $progress;
1118		1422
		1423	++$pass;
		1424
		1425	ext:
1119	while (my ($k, $v) = each %todo) {	1426	while (my ($k, $v) = each %todo) {
1120	for (split /,\s*/, $v->{meta}{depends}) {	1427	for (split /,\s*/, $v->{meta}{depends}) {
1121	goto skip	1428	next ext
1122	unless exists $done{$_};	1429	unless exists $done{$_};
1123	}	1430	}
1124		1431
1125	warn "... loading '$k' into '$v->{pkg}'\n";	1432	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1126		1433
1127	unless (eval $v->{source}) {	1434	my $active = eval $v->{source};
		1435
		1436	if (length $@) {
1128	my $msg = $@ ? "$v->{path}: $@\n"	1437	warn "$v->{path}: $@\n";
1129	: "$v->{base}: extension inactive.\n";
1130		1438
		1439	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1131	if (exists $v->{meta}{mandatory}) {	1440	if exists $v->{meta}{mandatory};
1132	warn $msg;	1441	} else {
1133	warn "mandatory extension failed to load, exiting.\n";	1442	$done{$k} = delete $todo{$k};
1134	exit 1;	1443	push @EXTS, $v->{pkg};
1135	}	1444	$progress = 1;
1136		1445
1137	warn $msg;	1446	warn "$v->{base}: extension inactive.\n"
		1447	unless $active;
1138	}	1448	}
1139
1140	$done{$k} = delete $todo{$k};
1141	push @EXTS, $v->{pkg};
1142	$progress = 1;
1143	}	1449	}
1144		1450
1145	skip:	1451	unless ($progress) {
1146	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1452	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1147	unless $progress;	1453
		1454	while (my ($k, $v) = each %todo) {
		1455	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1456	if exists $v->{meta}{mandatory};
		1457	}
		1458	}
1148	}	1459	}
1149	};	1460	};
1150	}	1461	}
1151		1462
1152	#############################################################################	1463	#############################################################################
1153		1464
1154	=back	1465	=back
1155		1466
1156	=head2 CORE EXTENSIONS	1467	=head2 CORE EXTENSIONS
1157		1468
1158	Functions and methods that extend core crossfire objects.	1469	Functions and methods that extend core deliantra objects.
1159		1470
1160	=cut	1471	=cut
1161		1472
1162	package cf::player;	1473	package cf::player;
1163		1474
1164	use Coro::AIO;	1475	use Coro::AIO;
1165		1476
1166	=head3 cf::player	1477	=head3 cf::player
1167		1478
1168	=over 4	1479	=over 4
		1480
		1481	=item cf::player::num_playing
		1482
		1483	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1484
		1485	=cut
		1486
		1487	sub num_playing {
		1488	scalar grep
		1489	$_->ob->map
		1490	&& !$_->hidden
		1491	&& !$_->ob->flag (cf::FLAG_WIZ),
		1492	cf::player::list
		1493	}
1169		1494
1170	=item cf::player::find $login	1495	=item cf::player::find $login
1171		1496
1172	Returns the given player object, loading it if necessary (might block).	1497	Returns the given player object, loading it if necessary (might block).
1173		1498
…		…
1192		1517
1193	sub exists($) {	1518	sub exists($) {
1194	my ($login) = @_;	1519	my ($login) = @_;
1195		1520
1196	$cf::PLAYER{$login}	1521	$cf::PLAYER{$login}
1197	or cf::sync_job { !aio_stat path $login }	1522	or !aio_stat path $login
1198	}	1523	}
1199		1524
1200	sub find($) {	1525	sub find($) {
1201	return $cf::PLAYER{$_[0]} || do {	1526	return $cf::PLAYER{$_[0]} || do {
1202	my $login = $_[0];	1527	my $login = $_[0];
…		…
1209	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1534	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1210	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1535	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1211	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1536	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1212	aio_unlink +(playerdir $login) . "/$login.pl";	1537	aio_unlink +(playerdir $login) . "/$login.pl";
1213		1538
1214	my $pl = load_pl path $login	1539	my $f = new_from_file cf::object::thawer path $login
1215	or return;	1540	or return;
		1541
		1542	my $pl = cf::player::load_pl $f
		1543	or return;
		1544
		1545	local $cf::PLAYER_LOADING{$login} = $pl;
		1546	$f->resolve_delayed_derefs;
1216	$cf::PLAYER{$login} = $pl	1547	$cf::PLAYER{$login} = $pl
1217	}	1548	}
1218	}	1549	}
1219	}	1550	}
		1551
		1552	cf::player->attach (
		1553	on_load => sub {
		1554	my ($pl, $path) = @_;
		1555
		1556	# restore slots saved in save, below
		1557	my $slots = delete $pl->{_slots};
		1558
		1559	$pl->ob->current_weapon ($slots->[0]);
		1560	$pl->combat_ob ($slots->[1]);
		1561	$pl->ranged_ob ($slots->[2]);
		1562	},
		1563	);
1220		1564
1221	sub save($) {	1565	sub save($) {
1222	my ($pl) = @_;	1566	my ($pl) = @_;
1223		1567
1224	return if $pl->{deny_save};	1568	return if $pl->{deny_save};
…		…
1229	return if $pl->{deny_save};	1573	return if $pl->{deny_save};
1230		1574
1231	aio_mkdir playerdir $pl, 0770;	1575	aio_mkdir playerdir $pl, 0770;
1232	$pl->{last_save} = $cf::RUNTIME;	1576	$pl->{last_save} = $cf::RUNTIME;
1233		1577
		1578	cf::get_slot 0.01;
		1579
		1580	# save slots, to be restored later
		1581	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
		1582
1234	$pl->save_pl ($path);	1583	$pl->save_pl ($path);
1235	Coro::cede;	1584	cf::cede_to_tick;
1236	}	1585	}
1237		1586
1238	sub new($) {	1587	sub new($) {
1239	my ($login) = @_;	1588	my ($login) = @_;
1240		1589
…		…
1246	$cf::PLAYER{$login} = $self;	1595	$cf::PLAYER{$login} = $self;
1247		1596
1248	$self	1597	$self
1249	}	1598	}
1250		1599
		1600	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1601
		1602	=cut
		1603
		1604	sub send_msg {
		1605	my $ns = shift->ns
		1606	or return;
		1607	$ns->send_msg (@_);
		1608	}
		1609
1251	=item $pl->quit_character	1610	=item $pl->quit_character
1252		1611
1253	Nukes the player without looking back. If logged in, the connection will	1612	Nukes the player without looking back. If logged in, the connection will
1254	be destroyed. May block for a long time.	1613	be destroyed. May block for a long time.
1255		1614
…		…
1259	my ($pl) = @_;	1618	my ($pl) = @_;
1260		1619
1261	my $name = $pl->ob->name;	1620	my $name = $pl->ob->name;
1262		1621
1263	$pl->{deny_save} = 1;	1622	$pl->{deny_save} = 1;
1264	$pl->password ("*"); # this should lock out the player until we nuked the dir	1623	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1265		1624
1266	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1625	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1267	$pl->deactivate;	1626	$pl->deactivate;
		1627	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1628	$pl->ob->check_score;
1268	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1629	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1269	$pl->ns->destroy if $pl->ns;	1630	$pl->ns->destroy if $pl->ns;
1270		1631
1271	my $path = playerdir $pl;	1632	my $path = playerdir $pl;
1272	my $temp = "$path~$cf::RUNTIME~deleting~";	1633	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1308	or return [];	1669	or return [];
1309		1670
1310	my @logins;	1671	my @logins;
1311		1672
1312	for my $login (@$dirs) {	1673	for my $login (@$dirs) {
		1674	my $path = path $login;
		1675
		1676	# a .pst is a dead give-away for a valid player
		1677	# if no pst file found, open and chekc for blocked users
		1678	if (aio_stat "$path.pst") {
1313	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1679	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1314	aio_read $fh, 0, 512, my $buf, 0 or next;	1680	aio_read $fh, 0, 512, my $buf, 0 or next;
1315	$buf !~ /^password -------------$/m or next; # official not-valid tag	1681	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1682	}
1316		1683
1317	utf8::decode $login;	1684	utf8::decode $login;
1318	push @logins, $login;	1685	push @logins, $login;
1319	}	1686	}
1320		1687
…		…
1347	}	1714	}
1348		1715
1349	\@paths	1716	\@paths
1350	}	1717	}
1351		1718
		1719	=item $protocol_xml = $player->expand_cfpod ($cfpod)
		1720
		1721	Expand deliantra pod fragments into protocol xml.
		1722
1352	=item $player->ext_reply ($msgid, %msg)	1723	=item $player->ext_reply ($msgid, @msg)
1353		1724
1354	Sends an ext reply to the player.	1725	Sends an ext reply to the player.
1355		1726
1356	=cut	1727	=cut
1357		1728
1358	sub ext_reply($$%) {	1729	sub ext_reply($$@) {
1359	my ($self, $id, %msg) = @_;	1730	my ($self, $id, @msg) = @_;
1360		1731
1361	$msg{msgid} = $id;	1732	$self->ns->ext_reply ($id, @msg)
1362
1363	$self->send ("ext " . cf::to_json \%msg);
1364	}	1733	}
1365		1734
1366	=item $player->ext_event ($type, %msg)	1735	=item $player->ext_msg ($type, @msg)
1367		1736
1368	Sends an ext event to the client.	1737	Sends an ext event to the client.
1369		1738
1370	=cut	1739	=cut
1371		1740
1372	sub ext_event($$%) {	1741	sub ext_msg($$@) {
1373	my ($self, $type, %msg) = @_;	1742	my ($self, $type, @msg) = @_;
1374		1743
1375	$self->ns->ext_event ($type, %msg);	1744	$self->ns->ext_msg ($type, @msg);
1376	}	1745	}
1377		1746
1378	=head3 cf::region	1747	=head3 cf::region
1379		1748
1380	=over 4	1749	=over 4
…		…
1393	my ($path) = @_;	1762	my ($path) = @_;
1394		1763
1395	my ($match, $specificity);	1764	my ($match, $specificity);
1396		1765
1397	for my $region (list) {	1766	for my $region (list) {
1398	if ($region->match && $path =~ $region->match) {	1767	if ($region->{match} && $path =~ $region->{match}) {
1399	($match, $specificity) = ($region, $region->specificity)	1768	($match, $specificity) = ($region, $region->specificity)
1400	if $region->specificity > $specificity;	1769	if $region->specificity > $specificity;
1401	}	1770	}
1402	}	1771	}
1403		1772
…		…
1424	our $MAX_RESET = 3600;	1793	our $MAX_RESET = 3600;
1425	our $DEFAULT_RESET = 3000;	1794	our $DEFAULT_RESET = 3000;
1426		1795
1427	sub generate_random_map {	1796	sub generate_random_map {
1428	my ($self, $rmp) = @_;	1797	my ($self, $rmp) = @_;
		1798
		1799	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1800
1429	# mit "rum" bekleckern, nicht	1801	# mit "rum" bekleckern, nicht
1430	$self->_create_random_map (	1802	$self->_create_random_map (
1431	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1803	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1432	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1804	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle}, $rmp->{miningstyle},
1433	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1805	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1434	$rmp->{exit_on_final_map},	1806	$rmp->{exit_on_final_map},
1435	$rmp->{xsize}, $rmp->{ysize},	1807	$rmp->{xsize}, $rmp->{ysize},
1436	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},	1808	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1437	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},	1809	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
…		…
1523	$self->init; # pass $1 etc.	1895	$self->init; # pass $1 etc.
1524	return $self;	1896	return $self;
1525	}	1897	}
1526	}	1898	}
1527		1899
1528	Carp::carp "unable to resolve path '$path' (base '$base').";	1900	Carp::cluck "unable to resolve path '$path' (base '$base').";
1529	()	1901	()
1530	}	1902	}
1531		1903
1532	sub init {	1904	sub init {
1533	my ($self) = @_;	1905	my ($self) = @_;
…		…
1555		1927
1556	# the temporary/swap location	1928	# the temporary/swap location
1557	sub save_path {	1929	sub save_path {
1558	my ($self) = @_;	1930	my ($self) = @_;
1559		1931
1560	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1932	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1561	"$TMPDIR/$path.map"	1933	"$TMPDIR/$path.map"
1562	}	1934	}
1563		1935
1564	# the unique path, undef == no special unique path	1936	# the unique path, undef == no special unique path
1565	sub uniq_path {	1937	sub uniq_path {
1566	my ($self) = @_;	1938	my ($self) = @_;
1567		1939
1568	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1940	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1569	"$UNIQUEDIR/$path"	1941	"$UNIQUEDIR/$path"
1570	}
1571
1572	# and all this just because we cannot iterate over
1573	# all maps in C++...
1574	sub change_all_map_light {
1575	my ($change) = @_;
1576
1577	$_->change_map_light ($change)
1578	for grep $_->outdoor, values %cf::MAP;
1579	}	1942	}
1580		1943
1581	sub decay_objects {	1944	sub decay_objects {
1582	my ($self) = @_;	1945	my ($self) = @_;
1583		1946
…		…
1596		1959
1597	sub load_header_from($) {	1960	sub load_header_from($) {
1598	my ($self, $path) = @_;	1961	my ($self, $path) = @_;
1599		1962
1600	utf8::encode $path;	1963	utf8::encode $path;
1601	#aio_open $path, O_RDONLY, 0	1964	my $f = new_from_file cf::object::thawer $path
1602	# or return;
1603
1604	$self->_load_header ($path)
1605	or return;	1965	or return;
		1966
		1967	$self->_load_header ($f)
		1968	or return;
		1969
		1970	local $MAP_LOADING{$self->{path}} = $self;
		1971	$f->resolve_delayed_derefs;
1606		1972
1607	$self->{load_path} = $path;	1973	$self->{load_path} = $path;
1608		1974
1609	1	1975	1
1610	}	1976	}
…		…
1664	sub find {	2030	sub find {
1665	my ($path, $origin) = @_;	2031	my ($path, $origin) = @_;
1666		2032
1667	$path = normalise $path, $origin && $origin->path;	2033	$path = normalise $path, $origin && $origin->path;
1668		2034
		2035	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1669	cf::lock_wait "map_find:$path";	2036	my $guard2 = cf::lock_acquire "map_find:$path";
1670		2037
1671	$cf::MAP{$path} || do {	2038	$cf::MAP{$path} || do {
1672	my $guard = cf::lock_acquire "map_find:$path";
1673	my $map = new_from_path cf::map $path	2039	my $map = new_from_path cf::map $path
1674	or return;	2040	or return;
1675		2041
1676	$map->{last_save} = $cf::RUNTIME;	2042	$map->{last_save} = $cf::RUNTIME;
1677		2043
…		…
1679	or return;	2045	or return;
1680		2046
1681	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2047	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1682	# doing this can freeze the server in a sync job, obviously	2048	# doing this can freeze the server in a sync job, obviously
1683	#$cf::WAIT_FOR_TICK->wait;	2049	#$cf::WAIT_FOR_TICK->wait;
		2050	undef $guard2;
		2051	undef $guard1;
1684	$map->reset;	2052	$map->reset;
1685	undef $guard;
1686	return find $path;	2053	return find $path;
1687	}	2054	}
1688		2055
1689	$cf::MAP{$path} = $map	2056	$cf::MAP{$path} = $map
1690	}	2057	}
1691	}	2058	}
1692		2059
1693	sub pre_load { }	2060	sub pre_load { }
1694	sub post_load { }	2061	#sub post_load { } # XS
1695		2062
1696	sub load {	2063	sub load {
1697	my ($self) = @_;	2064	my ($self) = @_;
1698		2065
1699	local $self->{deny_reset} = 1; # loading can take a long time	2066	local $self->{deny_reset} = 1; # loading can take a long time
1700		2067
1701	my $path = $self->{path};	2068	my $path = $self->{path};
1702		2069
1703	{	2070	{
1704	my $guard = cf::lock_acquire "map_load:$path";	2071	my $guard = cf::lock_acquire "map_data:$path";
1705		2072
		2073	return unless $self->valid;
1706	return if $self->in_memory != cf::MAP_SWAPPED;	2074	return unless $self->in_memory == cf::MAP_SWAPPED;
1707		2075
1708	$self->in_memory (cf::MAP_LOADING);	2076	$self->in_memory (cf::MAP_LOADING);
1709		2077
1710	$self->alloc;	2078	$self->alloc;
1711		2079
1712	$self->pre_load;	2080	$self->pre_load;
1713	Coro::cede;	2081	cf::cede_to_tick;
1714		2082
		2083	my $f = new_from_file cf::object::thawer $self->{load_path};
		2084	$f->skip_block;
1715	$self->_load_objects ($self->{load_path}, 1)	2085	$self->_load_objects ($f)
1716	or return;	2086	or return;
1717		2087
1718	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2088	$self->post_load_original
1719	if delete $self->{load_original};	2089	if delete $self->{load_original};
1720		2090
1721	if (my $uniq = $self->uniq_path) {	2091	if (my $uniq = $self->uniq_path) {
1722	utf8::encode $uniq;	2092	utf8::encode $uniq;
1723	if (aio_open $uniq, O_RDONLY, 0) {	2093	unless (aio_stat $uniq) {
		2094	if (my $f = new_from_file cf::object::thawer $uniq) {
1724	$self->clear_unique_items;	2095	$self->clear_unique_items;
1725	$self->_load_objects ($uniq, 0);	2096	$self->_load_objects ($f);
		2097	$f->resolve_delayed_derefs;
		2098	}
1726	}	2099	}
1727	}	2100	}
1728		2101
1729	Coro::cede;	2102	$f->resolve_delayed_derefs;
		2103
		2104	cf::cede_to_tick;
1730	# now do the right thing for maps	2105	# now do the right thing for maps
1731	$self->link_multipart_objects;	2106	$self->link_multipart_objects;
1732	$self->difficulty ($self->estimate_difficulty)	2107	$self->difficulty ($self->estimate_difficulty)
1733	unless $self->difficulty;	2108	unless $self->difficulty;
1734	Coro::cede;	2109	cf::cede_to_tick;
1735		2110
1736	unless ($self->{deny_activate}) {	2111	unless ($self->{deny_activate}) {
1737	$self->decay_objects;	2112	$self->decay_objects;
1738	$self->fix_auto_apply;	2113	$self->fix_auto_apply;
1739	$self->update_buttons;	2114	$self->update_buttons;
1740	Coro::cede;	2115	cf::cede_to_tick;
1741	$self->set_darkness_map;
1742	Coro::cede;
1743	$self->activate;	2116	$self->activate;
1744	}	2117	}
1745		2118
		2119	$self->{last_save} = $cf::RUNTIME;
		2120	$self->last_access ($cf::RUNTIME);
		2121
1746	$self->in_memory (cf::MAP_IN_MEMORY);	2122	$self->in_memory (cf::MAP_ACTIVE);
1747	}	2123	}
1748		2124
1749	$self->post_load;	2125	$self->post_load;
1750	}	2126	}
1751		2127
		2128	# customize the map for a given player, i.e.
		2129	# return the _real_ map. used by e.g. per-player
		2130	# maps to change the path to ~playername/mappath
1752	sub customise_for {	2131	sub customise_for {
1753	my ($self, $ob) = @_;	2132	my ($self, $ob) = @_;
1754		2133
1755	return find "~" . $ob->name . "/" . $self->{path}	2134	return find "~" . $ob->name . "/" . $self->{path}
1756	if $self->per_player;	2135	if $self->per_player;
…		…
1760		2139
1761	$self	2140	$self
1762	}	2141	}
1763		2142
1764	# find and load all maps in the 3x3 area around a map	2143	# find and load all maps in the 3x3 area around a map
1765	sub load_diag {	2144	sub load_neighbours {
1766	my ($map) = @_;	2145	my ($map) = @_;
1767		2146
1768	my @diag; # diagonal neighbours	2147	my @neigh; # diagonal neighbours
1769		2148
1770	for (0 .. 3) {	2149	for (0 .. 3) {
1771	my $neigh = $map->tile_path ($_)	2150	my $neigh = $map->tile_path ($_)
1772	or next;	2151	or next;
1773	$neigh = find $neigh, $map	2152	$neigh = find $neigh, $map
1774	or next;	2153	or next;
1775	$neigh->load;	2154	$neigh->load;
1776		2155
		2156	push @neigh,
1777	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2157	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1778	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2158	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1779	}	2159	}
1780		2160
1781	for (@diag) {	2161	for (grep defined $_->[0], @neigh) {
		2162	my ($path, $origin) = @$_;
1782	my $neigh = find @$_	2163	my $neigh = find $path, $origin
1783	or next;	2164	or next;
1784	$neigh->load;	2165	$neigh->load;
1785	}	2166	}
1786	}	2167	}
1787		2168
…		…
1792	}	2173	}
1793		2174
1794	sub do_load_sync {	2175	sub do_load_sync {
1795	my ($map) = @_;	2176	my ($map) = @_;
1796		2177
		2178	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2179	if $Coro::current == $Coro::main;
		2180
1797	cf::sync_job { $map->load };	2181	cf::sync_job { $map->load };
1798	}	2182	}
1799		2183
1800	our %MAP_PREFETCH;	2184	our %MAP_PREFETCH;
1801	our $MAP_PREFETCHER = undef;	2185	our $MAP_PREFETCHER = undef;
1802		2186
1803	sub find_async {	2187	sub find_async {
1804	my ($path, $origin) = @_;	2188	my ($path, $origin, $load) = @_;
1805		2189
1806	$path = normalise $path, $origin && $origin->{path};	2190	$path = normalise $path, $origin && $origin->{path};
1807		2191
1808	if (my $map = $cf::MAP{$path}) {	2192	if (my $map = $cf::MAP{$path}) {
1809	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2193	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1810	}	2194	}
1811		2195
1812	undef $MAP_PREFETCH{$path};	2196	$MAP_PREFETCH{$path} |= $load;
		2197
1813	$MAP_PREFETCHER ||= cf::async {	2198	$MAP_PREFETCHER ||= cf::async {
		2199	$Coro::current->{desc} = "map prefetcher";
		2200
1814	while (%MAP_PREFETCH) {	2201	while (%MAP_PREFETCH) {
1815	for my $path (keys %MAP_PREFETCH) {	2202	while (my ($k, $v) = each %MAP_PREFETCH) {
1816	my $map = find $path	2203	if (my $map = find $k) {
1817	or next;
1818	$map->load;	2204	$map->load if $v;
		2205	}
1819		2206
1820	delete $MAP_PREFETCH{$path};	2207	delete $MAP_PREFETCH{$k};
1821	}	2208	}
1822	}	2209	}
1823	undef $MAP_PREFETCHER;	2210	undef $MAP_PREFETCHER;
1824	};	2211	};
1825	$MAP_PREFETCHER->prio (6);	2212	$MAP_PREFETCHER->prio (6);
1826		2213
1827	()	2214	()
1828	}	2215	}
1829		2216
		2217	# common code, used by both ->save and ->swapout
1830	sub save {	2218	sub _save {
1831	my ($self) = @_;	2219	my ($self) = @_;
1832
1833	my $lock = cf::lock_acquire "map_data:" . $self->path;
1834		2220
1835	$self->{last_save} = $cf::RUNTIME;	2221	$self->{last_save} = $cf::RUNTIME;
1836		2222
1837	return unless $self->dirty;	2223	return unless $self->dirty;
1838		2224
…		…
1844	return if $self->{deny_save};	2230	return if $self->{deny_save};
1845		2231
1846	local $self->{last_access} = $self->last_access;#d#	2232	local $self->{last_access} = $self->last_access;#d#
1847		2233
1848	cf::async {	2234	cf::async {
		2235	$Coro::current->{desc} = "map player save";
1849	$_->contr->save for $self->players;	2236	$_->contr->save for $self->players;
1850	};	2237	};
		2238
		2239	cf::get_slot 0.02;
1851		2240
1852	if ($uniq) {	2241	if ($uniq) {
1853	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2242	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1854	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2243	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1855	} else {	2244	} else {
1856	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2245	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
1857	}	2246	}
1858	}	2247	}
1859		2248
		2249	sub save {
		2250	my ($self) = @_;
		2251
		2252	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2253
		2254	$self->_save;
		2255	}
		2256
1860	sub swap_out {	2257	sub swap_out {
1861	my ($self) = @_;	2258	my ($self) = @_;
1862		2259
1863	# save first because save cedes
1864	$self->save;
1865
1866	my $lock = cf::lock_acquire "map_data:" . $self->path;	2260	my $lock = cf::lock_acquire "map_data:$self->{path}";
1867		2261
		2262	return if $self->in_memory != cf::MAP_ACTIVE;
		2263	return if $self->{deny_save};
1868	return if $self->players;	2264	return if $self->players;
1869	return if $self->in_memory != cf::MAP_IN_MEMORY;
1870	return if $self->{deny_save};
1871		2265
		2266	# first deactivate the map and "unlink" it from the core
		2267	$self->deactivate;
		2268	$_->clear_links_to ($self) for values %cf::MAP;
		2269	$self->in_memory (cf::MAP_SWAPPED);
		2270
		2271	# then atomically save
		2272	$self->_save;
		2273
		2274	# then free the map
1872	$self->clear;	2275	$self->clear;
1873	$self->in_memory (cf::MAP_SWAPPED);
1874	}	2276	}
1875		2277
1876	sub reset_at {	2278	sub reset_at {
1877	my ($self) = @_;	2279	my ($self) = @_;
1878		2280
…		…
1896		2298
1897	my $lock = cf::lock_acquire "map_data:$self->{path}";	2299	my $lock = cf::lock_acquire "map_data:$self->{path}";
1898		2300
1899	return if $self->players;	2301	return if $self->players;
1900		2302
1901	warn "resetting map ", $self->path;	2303	warn "resetting map ", $self->path, "\n";
1902		2304
1903	$self->in_memory (cf::MAP_SWAPPED);	2305	$self->in_memory (cf::MAP_SWAPPED);
1904		2306
1905	# need to save uniques path	2307	# need to save uniques path
1906	unless ($self->{deny_save}) {	2308	unless ($self->{deny_save}) {
…		…
1910	if $uniq;	2312	if $uniq;
1911	}	2313	}
1912		2314
1913	delete $cf::MAP{$self->path};	2315	delete $cf::MAP{$self->path};
1914		2316
		2317	$self->deactivate;
		2318	$_->clear_links_to ($self) for values %cf::MAP;
1915	$self->clear;	2319	$self->clear;
1916
1917	$_->clear_links_to ($self) for values %cf::MAP;
1918		2320
1919	$self->unlink_save;	2321	$self->unlink_save;
1920	$self->destroy;	2322	$self->destroy;
1921	}	2323	}
1922		2324
1923	my $nuke_counter = "aaaa";	2325	my $nuke_counter = "aaaa";
1924		2326
1925	sub nuke {	2327	sub nuke {
1926	my ($self) = @_;	2328	my ($self) = @_;
1927		2329
		2330	{
		2331	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2332
1928	delete $cf::MAP{$self->path};	2333	delete $cf::MAP{$self->path};
1929		2334
1930	$self->unlink_save;	2335	$self->unlink_save;
1931		2336
1932	bless $self, "cf::map";	2337	bless $self, "cf::map";
1933	delete $self->{deny_reset};	2338	delete $self->{deny_reset};
1934	$self->{deny_save} = 1;	2339	$self->{deny_save} = 1;
1935	$self->reset_timeout (1);	2340	$self->reset_timeout (1);
1936	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2341	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
1937		2342
1938	$cf::MAP{$self->path} = $self;	2343	$cf::MAP{$self->path} = $self;
		2344	}
1939		2345
1940	$self->reset; # polite request, might not happen	2346	$self->reset; # polite request, might not happen
1941	}	2347	}
1942		2348
1943	=item $maps = cf::map::tmp_maps	2349	=item $maps = cf::map::tmp_maps
…		…
1985		2391
1986	sub unique_maps() {	2392	sub unique_maps() {
1987	[	2393	[
1988	map {	2394	map {
1989	utf8::decode $_;	2395	utf8::decode $_;
1990	/\.map$/	2396	s/\.map$//; # TODO future compatibility hack
		2397	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2398	? ()
1991	? normalise $_	2399	: normalise $_
1992	: ()
1993	} @{ aio_readdir $UNIQUEDIR or [] }	2400	} @{ aio_readdir $UNIQUEDIR or [] }
1994	]	2401	]
1995	}	2402	}
1996		2403
1997	package cf;	2404	=item cf::map::static_maps
		2405
		2406	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2407	file in the shared directory excluding F</styles> and F</editor>). May
		2408	block.
		2409
		2410	=cut
		2411
		2412	sub static_maps() {
		2413	my @dirs = "";
		2414	my @maps;
		2415
		2416	while (@dirs) {
		2417	my $dir = shift @dirs;
		2418
		2419	next if $dir eq "/styles" || $dir eq "/editor";
		2420
		2421	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2422	or return;
		2423
		2424	for (@$files) {
		2425	s/\.map$// or next;
		2426	utf8::decode $_;
		2427	push @maps, "$dir/$_";
		2428	}
		2429
		2430	push @dirs, map "$dir/$_", @$dirs;
		2431	}
		2432
		2433	\@maps
		2434	}
1998		2435
1999	=back	2436	=back
2000		2437
2001	=head3 cf::object	2438	=head3 cf::object
2002		2439
…		…
2006		2443
2007	=over 4	2444	=over 4
2008		2445
2009	=item $ob->inv_recursive	2446	=item $ob->inv_recursive
2010		2447
2011	Returns the inventory of the object _and_ their inventories, recursively.	2448	Returns the inventory of the object I<and> their inventories, recursively,
		2449	but I<not> the object itself.
2012		2450
2013	=cut	2451	=cut
2014		2452
2015	sub inv_recursive_;	2453	sub inv_recursive_;
2016	sub inv_recursive_ {	2454	sub inv_recursive_ {
…		…
2019		2457
2020	sub inv_recursive {	2458	sub inv_recursive {
2021	inv_recursive_ inv $_[0]	2459	inv_recursive_ inv $_[0]
2022	}	2460	}
2023		2461
		2462	=item $ref = $ob->ref
		2463
		2464	Creates and returns a persistent reference to an object that can be stored as a string.
		2465
		2466	=item $ob = cf::object::deref ($refstring)
		2467
		2468	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2469	even if the object actually exists. May block.
		2470
		2471	=cut
		2472
		2473	sub deref {
		2474	my ($ref) = @_;
		2475
		2476	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2477	my ($uuid, $name) = ($1, $2);
		2478	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2479	or return;
		2480	$pl->ob->uuid eq $uuid
		2481	or return;
		2482
		2483	$pl->ob
		2484	} else {
		2485	warn "$ref: cannot resolve object reference\n";
		2486	undef
		2487	}
		2488	}
		2489
2024	package cf;	2490	package cf;
2025		2491
2026	=back	2492	=back
2027		2493
2028	=head3 cf::object::player	2494	=head3 cf::object::player
…		…
2034	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2500	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2035	can be C<undef>. Does the right thing when the player is currently in a	2501	can be C<undef>. Does the right thing when the player is currently in a
2036	dialogue with the given NPC character.	2502	dialogue with the given NPC character.
2037		2503
2038	=cut	2504	=cut
		2505
		2506	our $SAY_CHANNEL = {
		2507	id => "say",
		2508	title => "Map",
		2509	reply => "say ",
		2510	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2511	};
		2512
		2513	our $CHAT_CHANNEL = {
		2514	id => "chat",
		2515	title => "Chat",
		2516	reply => "chat ",
		2517	tooltip => "Player chat and shouts, global to the server.",
		2518	};
2039		2519
2040	# rough implementation of a future "reply" method that works	2520	# rough implementation of a future "reply" method that works
2041	# with dialog boxes.	2521	# with dialog boxes.
2042	#TODO: the first argument must go, split into a $npc->reply_to ( method	2522	#TODO: the first argument must go, split into a $npc->reply_to ( method
2043	sub cf::object::player::reply($$$;$) {	2523	sub cf::object::player::reply($$$;$) {
…		…
2050		2530
2051	} else {	2531	} else {
2052	my $pl = $self->contr;	2532	my $pl = $self->contr;
2053		2533
2054	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2534	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2055	my $diag = $pl->{npc_dialog};	2535	my $dialog = $pl->{npc_dialog};
2056	$diag->{pl}->ext_reply (	2536	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2057	$diag->{id}, msgtype => "reply", msg => $msg, add_topics => []
2058	);
2059		2537
2060	} else {	2538	} else {
2061	$msg = $npc->name . " says: $msg" if $npc;	2539	$msg = $npc->name . " says: $msg" if $npc;
2062	$self->message ($msg, $flags);	2540	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2063	}	2541	}
2064	}	2542	}
		2543	}
		2544
		2545	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2546
		2547	=cut
		2548
		2549	sub cf::object::send_msg {
		2550	my $pl = shift->contr
		2551	or return;
		2552	$pl->send_msg (@_);
2065	}	2553	}
2066		2554
2067	=item $player_object->may ("access")	2555	=item $player_object->may ("access")
2068		2556
2069	Returns wether the given player is authorized to access resource "access"	2557	Returns wether the given player is authorized to access resource "access"
…		…
2082		2570
2083	=item $player_object->enter_link	2571	=item $player_object->enter_link
2084		2572
2085	Freezes the player and moves him/her to a special map (C<{link}>).	2573	Freezes the player and moves him/her to a special map (C<{link}>).
2086		2574
2087	The player should be reasonably safe there for short amounts of time. You	2575	The player should be reasonably safe there for short amounts of time (e.g.
2088	I<MUST> call C<leave_link> as soon as possible, though.	2576	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2577	though, as the palyer cannot control the character while it is on the link
		2578	map.
2089		2579
2090	Will never block.	2580	Will never block.
2091		2581
2092	=item $player_object->leave_link ($map, $x, $y)	2582	=item $player_object->leave_link ($map, $x, $y)
2093		2583
…		…
2118	return if UNIVERSAL::isa $self->map, "ext::map_link";	2608	return if UNIVERSAL::isa $self->map, "ext::map_link";
2119		2609
2120	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2610	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2121	if $self->map && $self->map->{path} ne "{link}";	2611	if $self->map && $self->map->{path} ne "{link}";
2122		2612
2123	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2613	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2124	}	2614	}
2125		2615
2126	sub cf::object::player::leave_link {	2616	sub cf::object::player::leave_link {
2127	my ($self, $map, $x, $y) = @_;	2617	my ($self, $map, $x, $y) = @_;
2128		2618
…		…
2145	($x, $y) = (-1, -1)	2635	($x, $y) = (-1, -1)
2146	unless (defined $x) && (defined $y);	2636	unless (defined $x) && (defined $y);
2147		2637
2148	# use -1 or undef as default coordinates, not 0, 0	2638	# use -1 or undef as default coordinates, not 0, 0
2149	($x, $y) = ($map->enter_x, $map->enter_y)	2639	($x, $y) = ($map->enter_x, $map->enter_y)
2150	if $x <=0 && $y <= 0;	2640	if $x <= 0 && $y <= 0;
2151		2641
2152	$map->load;	2642	$map->load;
2153	$map->load_diag;	2643	$map->load_neighbours;
2154		2644
2155	return unless $self->contr->active;	2645	return unless $self->contr->active;
2156	$self->activate_recursive;
2157		2646
2158	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2647	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2159	$self->enter_map ($map, $x, $y);	2648	$self->enter_map ($map, $x, $y);
2160	}
2161		2649
		2650	# only activate afterwards, to support waiting in hooks
		2651	$self->activate_recursive;
		2652	}
		2653
2162	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2654	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2163		2655
2164	Moves the player to the given map-path and coordinates by first freezing	2656	Moves the player to the given map-path and coordinates by first freezing
2165	her, loading and preparing them map, calling the provided $check callback	2657	her, loading and preparing them map, calling the provided $check callback
2166	that has to return the map if sucecssful, and then unfreezes the player on	2658	that has to return the map if sucecssful, and then unfreezes the player on
2167	the new (success) or old (failed) map position.	2659	the new (success) or old (failed) map position. In either case, $done will
		2660	be called at the end of this process.
		2661
		2662	Note that $check will be called with a potentially non-loaded map, so if
		2663	it needs a loaded map it has to call C<< ->load >>.
2168		2664
2169	=cut	2665	=cut
2170		2666
2171	our $GOTOGEN;	2667	our $GOTOGEN;
2172		2668
2173	sub cf::object::player::goto {	2669	sub cf::object::player::goto {
2174	my ($self, $path, $x, $y, $check) = @_;	2670	my ($self, $path, $x, $y, $check, $done) = @_;
2175		2671
2176	# do generation counting so two concurrent goto's will be executed in-order	2672	# do generation counting so two concurrent goto's will be executed in-order
2177	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2673	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2178		2674
2179	$self->enter_link;	2675	$self->enter_link;
2180		2676
2181	(async {	2677	(async {
		2678	$Coro::current->{desc} = "player::goto $path $x $y";
		2679
		2680	# *tag paths override both path and x|y
		2681	if ($path =~ /^\*(.*)$/) {
		2682	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2683	my $ob = $obs[rand @obs];
		2684
		2685	# see if we actually can go there
		2686	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2687	$ob = $obs[rand @obs];
		2688	} else {
		2689	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2690	}
		2691	# else put us there anyways for now #d#
		2692
		2693	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2694	} else {
		2695	($path, $x, $y) = (undef, undef, undef);
		2696	}
		2697	}
		2698
2182	my $map = eval {	2699	my $map = eval {
2183	my $map = cf::map::find $path;	2700	my $map = defined $path ? cf::map::find $path : undef;
2184		2701
2185	if ($map) {	2702	if ($map) {
2186	$map = $map->customise_for ($self);	2703	$map = $map->customise_for ($self);
2187	$map = $check->($map) if $check && $map;	2704	$map = $check->($map) if $check && $map;
2188	} else {	2705	} else {
2189	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2706	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2190	}	2707	}
2191		2708
2192	$map	2709	$map
2193	};	2710	};
2194		2711
…		…
2199		2716
2200	if ($gen == $self->{_goto_generation}) {	2717	if ($gen == $self->{_goto_generation}) {
2201	delete $self->{_goto_generation};	2718	delete $self->{_goto_generation};
2202	$self->leave_link ($map, $x, $y);	2719	$self->leave_link ($map, $x, $y);
2203	}	2720	}
		2721
		2722	$done->() if $done;
2204	})->prio (1);	2723	})->prio (1);
2205	}	2724	}
2206		2725
2207	=item $player_object->enter_exit ($exit_object)	2726	=item $player_object->enter_exit ($exit_object)
2208		2727
…		…
2228	}	2747	}
2229		2748
2230	sub prepare_random_map {	2749	sub prepare_random_map {
2231	my ($exit) = @_;	2750	my ($exit) = @_;
2232		2751
2233	my $guard = cf::lock_acquire "exit_prepare:$exit";
2234
2235	# all this does is basically replace the /! path by	2752	# all this does is basically replace the /! path by
2236	# a new random map path (?random/...) with a seed	2753	# a new random map path (?random/...) with a seed
2237	# that depends on the exit object	2754	# that depends on the exit object
2238		2755
2239	my $rmp = parse_random_map_params $exit->msg;	2756	my $rmp = parse_random_map_params $exit->msg;
…		…
2241	if ($exit->map) {	2758	if ($exit->map) {
2242	$rmp->{region} = $exit->region->name;	2759	$rmp->{region} = $exit->region->name;
2243	$rmp->{origin_map} = $exit->map->path;	2760	$rmp->{origin_map} = $exit->map->path;
2244	$rmp->{origin_x} = $exit->x;	2761	$rmp->{origin_x} = $exit->x;
2245	$rmp->{origin_y} = $exit->y;	2762	$rmp->{origin_y} = $exit->y;
		2763
		2764	$exit->map->touch;
2246	}	2765	}
2247		2766
2248	$rmp->{random_seed} ||= $exit->random_seed;	2767	$rmp->{random_seed} ||= $exit->random_seed;
2249		2768
2250	my $data = cf::to_json $rmp;	2769	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2251	my $md5 = Digest::MD5::md5_hex $data;	2770	my $md5 = Digest::MD5::md5_hex $data;
2252	my $meta = "$RANDOMDIR/$md5.meta";	2771	my $meta = "$RANDOMDIR/$md5.meta";
2253		2772
2254	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2773	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2255	aio_write $fh, 0, (length $data), $data, 0;	2774	aio_write $fh, 0, (length $data), $data, 0;
2256	undef $fh;	2775	undef $fh;
2257	aio_rename "$meta~", $meta;	2776	aio_rename "$meta~", $meta;
2258		2777
		2778	my $slaying = "?random/$md5";
		2779
		2780	if ($exit->valid) {
2259	$exit->slaying ("?random/$md5");	2781	$exit->slaying ("?random/$md5");
2260	$exit->msg (undef);	2782	$exit->msg (undef);
		2783	}
2261	}	2784	}
2262	}	2785	}
2263		2786
2264	sub cf::object::player::enter_exit {	2787	sub cf::object::player::enter_exit {
2265	my ($self, $exit) = @_;	2788	my ($self, $exit) = @_;
2266		2789
2267	return unless $self->type == cf::PLAYER;	2790	return unless $self->type == cf::PLAYER;
2268		2791
2269	if ($exit->slaying eq "/!") {
2270	#TODO: this should de-fi-ni-te-ly not be a sync-job
2271	# the problem is that $exit might not survive long enough
2272	# so it needs to be done right now, right here
2273	cf::sync_job { prepare_random_map $exit };
2274	}
2275
2276	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2277	my $hp = $exit->stats->hp;
2278	my $sp = $exit->stats->sp;
2279
2280	$self->enter_link;	2792	$self->enter_link;
2281		2793
2282	(async {	2794	(async {
2283	$self->deactivate_recursive; # just to be sure	2795	$Coro::current->{desc} = "enter_exit";
		2796
2284	unless (eval {	2797	unless (eval {
		2798	$self->deactivate_recursive; # just to be sure
		2799
		2800	# random map handling
		2801	{
		2802	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2803
		2804	prepare_random_map $exit
		2805	if $exit->slaying eq "/!";
		2806	}
		2807
		2808	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2809	my $x = $exit->stats->hp;
		2810	my $y = $exit->stats->sp;
		2811
2285	$self->goto ($slaying, $hp, $sp);	2812	$self->goto ($map, $x, $y);
2286		2813
		2814	# if exit is damned, update players death & WoR home-position
		2815	$self->contr->savebed ($map, $x, $y)
		2816	if $exit->flag (cf::FLAG_DAMNED);
		2817
2287	1;	2818	1
2288	}) {	2819	}) {
2289	$self->message ("Something went wrong deep within the crossfire server. "	2820	$self->message ("Something went wrong deep within the deliantra server. "
2290	. "I'll try to bring you back to the map you were before. "	2821	. "I'll try to bring you back to the map you were before. "
2291	. "Please report this to the dungeon master!",	2822	. "Please report this to the dungeon master!",
2292	cf::NDI_UNIQUE | cf::NDI_RED);	2823	cf::NDI_UNIQUE | cf::NDI_RED);
2293		2824
2294	warn "ERROR in enter_exit: $@";	2825	warn "ERROR in enter_exit: $@";
…		…
2313		2844
2314	utf8::encode $text;	2845	utf8::encode $text;
2315	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2846	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2316	}	2847	}
2317		2848
		2849	=item $client->send_big_packet ($pkt)
		2850
		2851	Like C<send_packet>, but tries to compress large packets, and fragments
		2852	them as required.
		2853
		2854	=cut
		2855
		2856	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2857
		2858	sub cf::client::send_big_packet {
		2859	my ($self, $pkt) = @_;
		2860
		2861	# try lzf for large packets
		2862	$pkt = "lzf " . Compress::LZF::compress $pkt
		2863	if 1024 <= length $pkt and $self->{can_lzf};
		2864
		2865	# split very large packets
		2866	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2867	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2868	$pkt = "frag";
		2869	}
		2870
		2871	$self->send_packet ($pkt);
		2872	}
		2873
		2874	=item $client->send_msg ($channel, $msg, $color, [extra...])
		2875
		2876	Send a drawinfo or msg packet to the client, formatting the msg for the
		2877	client if neccessary. C<$type> should be a string identifying the type of
		2878	the message, with C<log> being the default. If C<$color> is negative, suppress
		2879	the message unless the client supports the msg packet.
		2880
		2881	=cut
		2882
		2883	# non-persistent channels (usually the info channel)
		2884	our %CHANNEL = (
		2885	"c/motd" => {
		2886	id => "infobox",
		2887	title => "MOTD",
		2888	reply => undef,
		2889	tooltip => "The message of the day",
		2890	},
		2891	"c/identify" => {
		2892	id => "infobox",
		2893	title => "Identify",
		2894	reply => undef,
		2895	tooltip => "Items recently identified",
		2896	},
		2897	"c/examine" => {
		2898	id => "infobox",
		2899	title => "Examine",
		2900	reply => undef,
		2901	tooltip => "Signs and other items you examined",
		2902	},
		2903	"c/shopinfo" => {
		2904	id => "infobox",
		2905	title => "Shop Info",
		2906	reply => undef,
		2907	tooltip => "What your bargaining skill tells you about the shop",
		2908	},
		2909	"c/book" => {
		2910	id => "infobox",
		2911	title => "Book",
		2912	reply => undef,
		2913	tooltip => "The contents of a note or book",
		2914	},
		2915	"c/lookat" => {
		2916	id => "infobox",
		2917	title => "Look",
		2918	reply => undef,
		2919	tooltip => "What you saw there",
		2920	},
		2921	"c/who" => {
		2922	id => "infobox",
		2923	title => "Players",
		2924	reply => undef,
		2925	tooltip => "Shows players who are currently online",
		2926	},
		2927	"c/body" => {
		2928	id => "infobox",
		2929	title => "Body Parts",
		2930	reply => undef,
		2931	tooltip => "Shows which body parts you posess and are available",
		2932	},
		2933	"c/statistics" => {
		2934	id => "infobox",
		2935	title => "Statistics",
		2936	reply => undef,
		2937	tooltip => "Shows your primary statistics",
		2938	},
		2939	"c/skills" => {
		2940	id => "infobox",
		2941	title => "Skills",
		2942	reply => undef,
		2943	tooltip => "Shows your experience per skill and item power",
		2944	},
		2945	"c/shopitems" => {
		2946	id => "infobox",
		2947	title => "Shop Items",
		2948	reply => undef,
		2949	tooltip => "Shows the items currently for sale in this shop",
		2950	},
		2951	"c/resistances" => {
		2952	id => "infobox",
		2953	title => "Resistances",
		2954	reply => undef,
		2955	tooltip => "Shows your resistances",
		2956	},
		2957	"c/pets" => {
		2958	id => "infobox",
		2959	title => "Pets",
		2960	reply => undef,
		2961	tooltip => "Shows information abotu your pets/a specific pet",
		2962	},
		2963	"c/perceiveself" => {
		2964	id => "infobox",
		2965	title => "Perceive Self",
		2966	reply => undef,
		2967	tooltip => "You gained detailed knowledge about yourself",
		2968	},
		2969	"c/uptime" => {
		2970	id => "infobox",
		2971	title => "Uptime",
		2972	reply => undef,
		2973	tooltip => "How long the server has been running since last restart",
		2974	},
		2975	"c/mapinfo" => {
		2976	id => "infobox",
		2977	title => "Map Info",
		2978	reply => undef,
		2979	tooltip => "Information related to the maps",
		2980	},
		2981	"c/party" => {
		2982	id => "party",
		2983	title => "Party",
		2984	reply => "gsay ",
		2985	tooltip => "Messages and chat related to your party",
		2986	},
		2987	"c/death" => {
		2988	id => "death",
		2989	title => "Death",
		2990	reply => undef,
		2991	tooltip => "Reason for and more info about your most recent death",
		2992	},
		2993	"c/say" => $SAY_CHANNEL,
		2994	"c/chat" => $CHAT_CHANNEL,
		2995	);
		2996
		2997	sub cf::client::send_msg {
		2998	my ($self, $channel, $msg, $color, @extra) = @_;
		2999
		3000	$msg = $self->pl->expand_cfpod ($msg)
		3001	unless $color & cf::NDI_VERBATIM;
		3002
		3003	$color &= cf::NDI_CLIENT_MASK; # just in case...
		3004
		3005	# check predefined channels, for the benefit of C
		3006	if ($CHANNEL{$channel}) {
		3007	$channel = $CHANNEL{$channel};
		3008
		3009	$self->ext_msg (channel_info => $channel);
		3010	$channel = $channel->{id};
		3011
		3012	} elsif (ref $channel) {
		3013	# send meta info to client, if not yet sent
		3014	unless (exists $self->{channel}{$channel->{id}}) {
		3015	$self->{channel}{$channel->{id}} = $channel;
		3016	$self->ext_msg (channel_info => $channel);
		3017	}
		3018
		3019	$channel = $channel->{id};
		3020	}
		3021
		3022	return unless @extra || length $msg;
		3023
		3024	# default colour, mask it out
		3025	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		3026	if $color & cf::NDI_DEF;
		3027
		3028	my $pkt = "msg "
		3029	. $self->{json_coder}->encode (
		3030	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		3031	);
		3032
		3033	$self->send_big_packet ($pkt);
		3034	}
		3035
2318	=item $client->ext_event ($type, %msg)	3036	=item $client->ext_msg ($type, @msg)
2319		3037
2320	Sends an exti event to the client.	3038	Sends an ext event to the client.
2321		3039
2322	=cut	3040	=cut
2323		3041
2324	sub cf::client::ext_event($$%) {	3042	sub cf::client::ext_msg($$@) {
2325	my ($self, $type, %msg) = @_;	3043	my ($self, $type, @msg) = @_;
2326		3044
		3045	if ($self->extcmd == 2) {
		3046	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3047	} elsif ($self->extcmd == 1) { # TODO: remove
2327	$msg{msgtype} = "event_$type";	3048	push @msg, msgtype => "event_$type";
2328	$self->send_packet ("ext " . cf::to_json \%msg);	3049	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3050	}
		3051	}
		3052
		3053	=item $client->ext_reply ($msgid, @msg)
		3054
		3055	Sends an ext reply to the client.
		3056
		3057	=cut
		3058
		3059	sub cf::client::ext_reply($$@) {
		3060	my ($self, $id, @msg) = @_;
		3061
		3062	if ($self->extcmd == 2) {
		3063	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3064	} elsif ($self->extcmd == 1) {
		3065	#TODO: version 1, remove
		3066	unshift @msg, msgtype => "reply", msgid => $id;
		3067	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3068	}
2329	}	3069	}
2330		3070
2331	=item $success = $client->query ($flags, "text", \&cb)	3071	=item $success = $client->query ($flags, "text", \&cb)
2332		3072
2333	Queues a query to the client, calling the given callback with	3073	Queues a query to the client, calling the given callback with
2334	the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,	3074	the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,
2335	C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>.	3075	C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>.
2336		3076
2337	Queries can fail, so check the return code. Or don't, as queries will become	3077	Queries can fail, so check the return code. Or don't, as queries will
2338	reliable at some point in the future.	3078	become reliable at some point in the future.
2339		3079
2340	=cut	3080	=cut
2341		3081
2342	sub cf::client::query {	3082	sub cf::client::query {
2343	my ($self, $flags, $text, $cb) = @_;	3083	my ($self, $flags, $text, $cb) = @_;
…		…
2351	utf8::encode $text;	3091	utf8::encode $text;
2352	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];	3092	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];
2353		3093
2354	$self->send_packet ($self->{query_queue}[0][0])	3094	$self->send_packet ($self->{query_queue}[0][0])
2355	if @{ $self->{query_queue} } == 1;	3095	if @{ $self->{query_queue} } == 1;
		3096
		3097	1
2356	}	3098	}
2357		3099
2358	cf::client->attach (	3100	cf::client->attach (
		3101	on_connect => sub {
		3102	my ($ns) = @_;
		3103
		3104	$ns->{json_coder} = JSON::XS->new->utf8->max_size (1e6)->convert_blessed;
		3105	},
2359	on_reply => sub {	3106	on_reply => sub {
2360	my ($ns, $msg) = @_;	3107	my ($ns, $msg) = @_;
2361		3108
2362	# this weird shuffling is so that direct followup queries	3109	# this weird shuffling is so that direct followup queries
2363	# get handled first	3110	# get handled first
…		…
2375	} else {	3122	} else {
2376	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;	3123	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;
2377	}	3124	}
2378	}	3125	}
2379	},	3126	},
		3127	on_exticmd => sub {
		3128	my ($ns, $buf) = @_;
		3129
		3130	my $msg = eval { $ns->{json_coder}->decode ($buf) };
		3131
		3132	if (ref $msg) {
		3133	my ($type, $reply, @payload) =
		3134	"ARRAY" eq ref $msg
		3135	? @$msg
		3136	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3137
		3138	my @reply;
		3139
		3140	if (my $cb = $EXTICMD{$type}) {
		3141	@reply = $cb->($ns, @payload);
		3142	}
		3143
		3144	$ns->ext_reply ($reply, @reply)
		3145	if $reply;
		3146
		3147	} else {
		3148	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
		3149	}
		3150
		3151	cf::override;
		3152	},
2380	);	3153	);
2381		3154
2382	=item $client->async (\&cb)	3155	=item $client->async (\&cb)
2383		3156
2384	Create a new coroutine, running the specified callback. The coroutine will	3157	Create a new coroutine, running the specified callback. The coroutine will
…		…
2400		3173
2401	$coro	3174	$coro
2402	}	3175	}
2403		3176
2404	cf::client->attach (	3177	cf::client->attach (
2405	on_destroy => sub {	3178	on_client_destroy => sub {
2406	my ($ns) = @_;	3179	my ($ns) = @_;
2407		3180
2408	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3181	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2409	},	3182	},
2410	);	3183	);
…		…
2425	our $safe = new Safe "safe";	3198	our $safe = new Safe "safe";
2426	our $safe_hole = new Safe::Hole;	3199	our $safe_hole = new Safe::Hole;
2427		3200
2428	$SIG{FPE} = 'IGNORE';	3201	$SIG{FPE} = 'IGNORE';
2429		3202
2430	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3203	$safe->permit_only (Opcode::opset qw(
		3204	:base_core :base_mem :base_orig :base_math :base_loop
		3205	grepstart grepwhile mapstart mapwhile
		3206	sort time
		3207	));
2431		3208
2432	# here we export the classes and methods available to script code	3209	# here we export the classes and methods available to script code
2433		3210
2434	=pod	3211	=pod
2435		3212
2436	The following functions and methods are available within a safe environment:	3213	The following functions and methods are available within a safe environment:
2437		3214
2438	cf::object contr pay_amount pay_player map	3215	cf::object
		3216	contr pay_amount pay_player map x y force_find force_add destroy
		3217	insert remove name archname title slaying race decrease split
		3218	value
		3219
2439	cf::object::player player	3220	cf::object::player
2440	cf::player peaceful	3221	player
2441	cf::map trigger	3222
		3223	cf::player
		3224	peaceful
		3225
		3226	cf::map
		3227	trigger
2442		3228
2443	=cut	3229	=cut
2444		3230
2445	for (	3231	for (
2446	["cf::object" => qw(contr pay_amount pay_player map)],	3232	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		3233	insert remove inv nrof name archname title slaying race
		3234	decrease split destroy change_exp value msg lore send_msg)],
2447	["cf::object::player" => qw(player)],	3235	["cf::object::player" => qw(player)],
2448	["cf::player" => qw(peaceful)],	3236	["cf::player" => qw(peaceful send_msg)],
2449	["cf::map" => qw(trigger)],	3237	["cf::map" => qw(trigger)],
2450	) {	3238	) {
2451	no strict 'refs';	3239	no strict 'refs';
2452	my ($pkg, @funs) = @$_;	3240	my ($pkg, @funs) = @$_;
2453	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3241	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2471		3259
2472	my $qcode = $code;	3260	my $qcode = $code;
2473	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3261	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2474	$qcode =~ s/\n/\\n/g;	3262	$qcode =~ s/\n/\\n/g;
2475		3263
		3264	%vars = (_dummy => 0) unless %vars;
		3265
		3266	my @res;
2476	local $_;	3267	local $_;
2477	local @safe::cf::_safe_eval_args = values %vars;
2478		3268
2479	my $eval =	3269	my $eval =
2480	"do {\n"	3270	"do {\n"
2481	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3271	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2482	. "#line 0 \"{$qcode}\"\n"	3272	. "#line 0 \"{$qcode}\"\n"
2483	. $code	3273	. $code
2484	. "\n}"	3274	. "\n}"
2485	;	3275	;
2486		3276
		3277	if ($CFG{safe_eval}) {
2487	sub_generation_inc;	3278	sub_generation_inc;
		3279	local @safe::cf::_safe_eval_args = values %vars;
2488	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3280	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2489	sub_generation_inc;	3281	sub_generation_inc;
		3282	} else {
		3283	local @cf::_safe_eval_args = values %vars;
		3284	@res = wantarray ? eval eval : scalar eval $eval;
		3285	}
2490		3286
2491	if ($@) {	3287	if ($@) {
2492	warn "$@";	3288	warn "$@";
2493	warn "while executing safe code '$code'\n";	3289	warn "while executing safe code '$code'\n";
2494	warn "with arguments " . (join " ", %vars) . "\n";	3290	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2513	=cut	3309	=cut
2514		3310
2515	sub register_script_function {	3311	sub register_script_function {
2516	my ($fun, $cb) = @_;	3312	my ($fun, $cb) = @_;
2517		3313
2518	no strict 'refs';	3314	$fun = "safe::$fun" if $CFG{safe_eval};
2519	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3315	*$fun = $safe_hole->wrap ($cb);
2520	}	3316	}
2521		3317
2522	=back	3318	=back
2523		3319
2524	=cut	3320	=cut
…		…
2526	#############################################################################	3322	#############################################################################
2527	# the server's init and main functions	3323	# the server's init and main functions
2528		3324
2529	sub load_facedata($) {	3325	sub load_facedata($) {
2530	my ($path) = @_;	3326	my ($path) = @_;
		3327
		3328	# HACK to clear player env face cache, we need some signal framework
		3329	# for this (global event?)
		3330	%ext::player_env::MUSIC_FACE_CACHE = ();
		3331
		3332	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2531		3333
2532	warn "loading facedata from $path\n";	3334	warn "loading facedata from $path\n";
2533		3335
2534	my $facedata;	3336	my $facedata;
2535	0 < aio_load $path, $facedata	3337	0 < aio_load $path, $facedata
…		…
2538	$facedata = Coro::Storable::thaw $facedata;	3340	$facedata = Coro::Storable::thaw $facedata;
2539		3341
2540	$facedata->{version} == 2	3342	$facedata->{version} == 2
2541	or cf::cleanup "$path: version mismatch, cannot proceed.";	3343	or cf::cleanup "$path: version mismatch, cannot proceed.";
2542		3344
		3345	# patch in the exptable
		3346	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3347	$facedata->{resource}{"res/exp_table"} = {
		3348	type => FT_RSRC,
		3349	data => $exp_table,
		3350	hash => (Digest::MD5::md5 $exp_table),
		3351	};
		3352	cf::cede_to_tick;
		3353
2543	{	3354	{
2544	my $faces = $facedata->{faceinfo};	3355	my $faces = $facedata->{faceinfo};
2545		3356
2546	while (my ($face, $info) = each %$faces) {	3357	while (my ($face, $info) = each %$faces) {
2547	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3358	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3359
2548	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3360	cf::face::set_visibility $idx, $info->{visibility};
		3361	cf::face::set_magicmap $idx, $info->{magicmap};
2549	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3362	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2550	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3363	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2551	Coro::cede;	3364
		3365	cf::cede_to_tick;
2552	}	3366	}
2553		3367
2554	while (my ($face, $info) = each %$faces) {	3368	while (my ($face, $info) = each %$faces) {
2555	next unless $info->{smooth};	3369	next unless $info->{smooth};
		3370
2556	my $idx = cf::face::find $face	3371	my $idx = cf::face::find $face
2557	or next;	3372	or next;
		3373
2558	if (my $smooth = cf::face::find $info->{smooth}) {	3374	if (my $smooth = cf::face::find $info->{smooth}) {
		3375	cf::face::set_smooth $idx, $smooth;
2559	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3376	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2560	} else {	3377	} else {
2561	warn "smooth face '$info->{smooth}' not found for face '$face'";	3378	warn "smooth face '$info->{smooth}' not found for face '$face'";
2562	}	3379	}
2563	Coro::cede;	3380
		3381	cf::cede_to_tick;
2564	}	3382	}
2565	}	3383	}
2566		3384
2567	{	3385	{
2568	my $anims = $facedata->{animinfo};	3386	my $anims = $facedata->{animinfo};
2569		3387
2570	while (my ($anim, $info) = each %$anims) {	3388	while (my ($anim, $info) = each %$anims) {
2571	cf::anim::set $anim, $info->{frames}, $info->{facings};	3389	cf::anim::set $anim, $info->{frames}, $info->{facings};
2572	Coro::cede;	3390	cf::cede_to_tick;
2573	}	3391	}
2574		3392
2575	cf::anim::invalidate_all; # d'oh	3393	cf::anim::invalidate_all; # d'oh
2576	}	3394	}
2577		3395
		3396	{
		3397	my $res = $facedata->{resource};
		3398
		3399	while (my ($name, $info) = each %$res) {
		3400	if (defined $info->{type}) {
		3401	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3402
		3403	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3404	cf::face::set_type $idx, $info->{type};
		3405	} else {
		3406	$RESOURCE{$name} = $info;
		3407	}
		3408
		3409	cf::cede_to_tick;
		3410	}
		3411	}
		3412
		3413	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3414
2578	1	3415	1
2579	}	3416	}
2580		3417
		3418	cf::global->attach (on_resource_update => sub {
		3419	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3420	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3421
		3422	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3423	my $sound = $soundconf->{compat}[$_]
		3424	or next;
		3425
		3426	my $face = cf::face::find "sound/$sound->[1]";
		3427	cf::sound::set $sound->[0] => $face;
		3428	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3429	}
		3430
		3431	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3432	my $face = cf::face::find "sound/$v";
		3433	cf::sound::set $k => $face;
		3434	}
		3435	}
		3436	});
		3437
		3438	register_exticmd fx_want => sub {
		3439	my ($ns, $want) = @_;
		3440
		3441	while (my ($k, $v) = each %$want) {
		3442	$ns->fx_want ($k, $v);
		3443	}
		3444	};
		3445
		3446	sub load_resource_file($) {
		3447	my $guard = lock_acquire "load_resource_file";
		3448
		3449	my $status = load_resource_file_ $_[0];
		3450	get_slot 0.1, 100;
		3451	cf::arch::commit_load;
		3452
		3453	$status
		3454	}
		3455
2581	sub reload_regions {	3456	sub reload_regions {
		3457	# HACK to clear player env face cache, we need some signal framework
		3458	# for this (global event?)
		3459	%ext::player_env::MUSIC_FACE_CACHE = ();
		3460
2582	load_resource_file "$MAPDIR/regions"	3461	load_resource_file "$MAPDIR/regions"
2583	or die "unable to load regions file\n";	3462	or die "unable to load regions file\n";
		3463
		3464	for (cf::region::list) {
		3465	$_->{match} = qr/$_->{match}/
		3466	if exists $_->{match};
		3467	}
2584	}	3468	}
2585		3469
2586	sub reload_facedata {	3470	sub reload_facedata {
2587	load_facedata "$DATADIR/facedata"	3471	load_facedata "$DATADIR/facedata"
2588	or die "unable to load facedata\n";	3472	or die "unable to load facedata\n";
…		…
2599	}	3483	}
2600		3484
2601	sub reload_resources {	3485	sub reload_resources {
2602	warn "reloading resource files...\n";	3486	warn "reloading resource files...\n";
2603		3487
		3488	reload_facedata;
		3489	reload_archetypes;
2604	reload_regions;	3490	reload_regions;
2605	reload_facedata;
2606	#reload_archetypes;#d#
2607	reload_archetypes;
2608	reload_treasures;	3491	reload_treasures;
2609		3492
2610	warn "finished reloading resource files\n";	3493	warn "finished reloading resource files\n";
2611	}	3494	}
2612		3495
2613	sub init {	3496	sub reload_config {
2614	reload_resources;	3497	warn "reloading config file...\n";
2615	}
2616		3498
2617	sub cfg_load {
2618	open my $fh, "<:utf8", "$CONFDIR/config"	3499	open my $fh, "<:utf8", "$CONFDIR/config"
2619	or return;	3500	or return;
2620		3501
2621	local $/;	3502	local $/;
2622	*CFG = YAML::Syck::Load <$fh>;	3503	*CFG = YAML::XS::Load scalar <$fh>;
2623		3504
2624	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3505	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2625		3506
2626	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3507	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2627	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3508	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2631	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3512	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2632	and die "WARNING: m(un)lockall failed: $!\n";	3513	and die "WARNING: m(un)lockall failed: $!\n";
2633	};	3514	};
2634	warn $@ if $@;	3515	warn $@ if $@;
2635	}	3516	}
		3517
		3518	warn "finished reloading resource files\n";
		3519	}
		3520
		3521	sub pidfile() {
		3522	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3523	or die "$PIDFILE: $!";
		3524	flock $fh, &Fcntl::LOCK_EX
		3525	or die "$PIDFILE: flock: $!";
		3526	$fh
		3527	}
		3528
		3529	# make sure only one server instance is running at any one time
		3530	sub atomic {
		3531	my $fh = pidfile;
		3532
		3533	my $pid = <$fh>;
		3534	kill 9, $pid if $pid > 0;
		3535
		3536	seek $fh, 0, 0;
		3537	print $fh $$;
		3538	}
		3539
		3540	sub main_loop {
		3541	warn "EV::loop starting\n";
		3542	if (1) {
		3543	EV::loop;
		3544	}
		3545	warn "EV::loop returned\n";
		3546	goto &main_loop unless $REALLY_UNLOOP;
2636	}	3547	}
2637		3548
2638	sub main {	3549	sub main {
		3550	cf::init_globals; # initialise logging
		3551
		3552	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3553	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3554	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3555	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3556
		3557	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3558
2639	# we must not ever block the main coroutine	3559	# we must not ever block the main coroutine
2640	local $Coro::idle = sub {	3560	local $Coro::idle = sub {
2641	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3561	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2642	(async {	3562	(async {
2643	Event::one_event;	3563	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3564	EV::loop EV::LOOP_ONESHOT;
2644	})->prio (Coro::PRIO_MAX);	3565	})->prio (Coro::PRIO_MAX);
2645	};	3566	};
2646		3567
2647	cfg_load;	3568	evthread_start IO::AIO::poll_fileno;
		3569
		3570	cf::sync_job {
		3571	cf::init_experience;
		3572	cf::init_anim;
		3573	cf::init_attackmess;
		3574	cf::init_dynamic;
		3575
		3576	cf::load_settings;
		3577	cf::load_materials;
		3578
		3579	reload_resources;
		3580	reload_config;
2648	db_init;	3581	db_init;
		3582
		3583	cf::init_uuid;
		3584	cf::init_signals;
		3585	cf::init_skills;
		3586
		3587	cf::init_beforeplay;
		3588
		3589	atomic;
		3590
2649	load_extensions;	3591	load_extensions;
2650		3592
2651	$TICK_WATCHER->start;	3593	utime time, time, $RUNTIMEFILE;
2652	Event::loop;	3594
		3595	# no (long-running) fork's whatsoever before this point(!)
		3596	use POSIX ();
		3597	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3598
		3599	(pop @POST_INIT)->(0) while @POST_INIT;
		3600	};
		3601
		3602	cf::object::thawer::errors_are_fatal 0;
		3603	warn "parse errors in files are no longer fatal from this point on.\n";
		3604
		3605	main_loop;
2653	}	3606	}
2654		3607
2655	#############################################################################	3608	#############################################################################
2656	# initialisation and cleanup	3609	# initialisation and cleanup
2657		3610
2658	# install some emergency cleanup handlers	3611	# install some emergency cleanup handlers
2659	BEGIN {	3612	BEGIN {
		3613	our %SIGWATCHER = ();
2660	for my $signal (qw(INT HUP TERM)) {	3614	for my $signal (qw(INT HUP TERM)) {
2661	Event->signal (	3615	$SIGWATCHER{$signal} = AE::signal $signal, sub {
2662	reentrant => 0,
2663	data => WF_AUTOCANCEL,
2664	signal => $signal,
2665	prio => 0,
2666	cb => sub {
2667	cf::cleanup "SIG$signal";	3616	cf::cleanup "SIG$signal";
2668	},
2669	);	3617	};
2670	}	3618	}
2671	}	3619	}
2672		3620
2673	sub write_runtime {	3621	sub write_runtime_sync {
2674	my $runtime = "$LOCALDIR/runtime";	3622	my $t0 = AE::time;
2675		3623
2676	# first touch the runtime file to show we are still running:	3624	# first touch the runtime file to show we are still running:
2677	# the fsync below can take a very very long time.	3625	# the fsync below can take a very very long time.
2678		3626
2679	IO::AIO::aio_utime $runtime, undef, undef;	3627	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2680		3628
2681	my $guard = cf::lock_acquire "write_runtime";	3629	my $guard = cf::lock_acquire "write_runtime";
2682		3630
2683	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3631	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2684	or return;	3632	or return;
2685		3633
2686	my $value = $cf::RUNTIME + 90 + 10;	3634	my $value = $cf::RUNTIME + 90 + 10;
2687	# 10 is the runtime save interval, for a monotonic clock	3635	# 10 is the runtime save interval, for a monotonic clock
2688	# 60 allows for the watchdog to kill the server.	3636	# 60 allows for the watchdog to kill the server.
…		…
2698	aio_utime $fh, undef, undef;	3646	aio_utime $fh, undef, undef;
2699		3647
2700	close $fh	3648	close $fh
2701	or return;	3649	or return;
2702		3650
2703	aio_rename "$runtime~", $runtime	3651	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2704	and return;	3652	and return;
2705		3653
2706	warn "runtime file written.\n";	3654	warn sprintf "runtime file written (%gs).\n", AE::time - $t0;
2707		3655
2708	1	3656	1
		3657	}
		3658
		3659	our $uuid_lock;
		3660	our $uuid_skip;
		3661
		3662	sub write_uuid_sync($) {
		3663	$uuid_skip ||= $_[0];
		3664
		3665	return if $uuid_lock;
		3666	local $uuid_lock = 1;
		3667
		3668	my $uuid = "$LOCALDIR/uuid";
		3669
		3670	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3671	or return;
		3672
		3673	my $value = uuid_seq uuid_cur;
		3674
		3675	unless ($value) {
		3676	warn "cowardly refusing to write zero uuid value!\n";
		3677	return;
		3678	}
		3679
		3680	my $value = uuid_str $value + $uuid_skip;
		3681	$uuid_skip = 0;
		3682
		3683	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3684	and return;
		3685
		3686	# always fsync - this file is important
		3687	aio_fsync $fh
		3688	and return;
		3689
		3690	close $fh
		3691	or return;
		3692
		3693	aio_rename "$uuid~", $uuid
		3694	and return;
		3695
		3696	warn "uuid file written ($value).\n";
		3697
		3698	1
		3699
		3700	}
		3701
		3702	sub write_uuid($$) {
		3703	my ($skip, $sync) = @_;
		3704
		3705	$sync ? write_uuid_sync $skip
		3706	: async { write_uuid_sync $skip };
2709	}	3707	}
2710		3708
2711	sub emergency_save() {	3709	sub emergency_save() {
2712	my $freeze_guard = cf::freeze_mainloop;	3710	my $freeze_guard = cf::freeze_mainloop;
2713		3711
2714	warn "enter emergency perl save\n";	3712	warn "emergency_perl_save: enter\n";
2715		3713
2716	cf::sync_job {	3714	cf::sync_job {
		3715	# this is a trade-off: we want to be very quick here, so
		3716	# save all maps without fsync, and later call a global sync
		3717	# (which in turn might be very very slow)
		3718	local $USE_FSYNC = 0;
		3719
2717	# use a peculiar iteration method to avoid tripping on perl	3720	# use a peculiar iteration method to avoid tripping on perl
2718	# refcount bugs in for. also avoids problems with players	3721	# refcount bugs in for. also avoids problems with players
2719	# and maps saved/destroyed asynchronously.	3722	# and maps saved/destroyed asynchronously.
2720	warn "begin emergency player save\n";	3723	warn "emergency_perl_save: begin player save\n";
2721	for my $login (keys %cf::PLAYER) {	3724	for my $login (keys %cf::PLAYER) {
2722	my $pl = $cf::PLAYER{$login} or next;	3725	my $pl = $cf::PLAYER{$login} or next;
2723	$pl->valid or next;	3726	$pl->valid or next;
		3727	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2724	$pl->save;	3728	$pl->save;
2725	}	3729	}
2726	warn "end emergency player save\n";	3730	warn "emergency_perl_save: end player save\n";
2727		3731
2728	warn "begin emergency map save\n";	3732	warn "emergency_perl_save: begin map save\n";
2729	for my $path (keys %cf::MAP) {	3733	for my $path (keys %cf::MAP) {
2730	my $map = $cf::MAP{$path} or next;	3734	my $map = $cf::MAP{$path} or next;
2731	$map->valid or next;	3735	$map->valid or next;
2732	$map->save;	3736	$map->save;
2733	}	3737	}
2734	warn "end emergency map save\n";	3738	warn "emergency_perl_save: end map save\n";
2735		3739
2736	warn "begin emergency database checkpoint\n";	3740	warn "emergency_perl_save: begin database checkpoint\n";
2737	BDB::db_env_txn_checkpoint $DB_ENV;	3741	BDB::db_env_txn_checkpoint $DB_ENV;
2738	warn "end emergency database checkpoint\n";	3742	warn "emergency_perl_save: end database checkpoint\n";
		3743
		3744	warn "emergency_perl_save: begin write uuid\n";
		3745	write_uuid_sync 1;
		3746	warn "emergency_perl_save: end write uuid\n";
2739	};	3747	};
2740		3748
		3749	warn "emergency_perl_save: starting sync()\n";
		3750	IO::AIO::aio_sync sub {
		3751	warn "emergency_perl_save: finished sync()\n";
		3752	};
		3753
2741	warn "leave emergency perl save\n";	3754	warn "emergency_perl_save: leave\n";
2742	}	3755	}
2743		3756
2744	sub post_cleanup {	3757	sub post_cleanup {
2745	my ($make_core) = @_;	3758	my ($make_core) = @_;
2746		3759
2747	warn Carp::longmess "post_cleanup backtrace"	3760	warn Carp::longmess "post_cleanup backtrace"
2748	if $make_core;	3761	if $make_core;
		3762
		3763	my $fh = pidfile;
		3764	unlink $PIDFILE if <$fh> == $$;
		3765	}
		3766
		3767	# a safer delete_package, copied from Symbol
		3768	sub clear_package($) {
		3769	my $pkg = shift;
		3770
		3771	# expand to full symbol table name if needed
		3772	unless ($pkg =~ /^main::.*::$/) {
		3773	$pkg = "main$pkg" if $pkg =~ /^::/;
		3774	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3775	$pkg .= '::' unless $pkg =~ /::$/;
		3776	}
		3777
		3778	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3779	my $stem_symtab = *{$stem}{HASH};
		3780
		3781	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3782	or return;
		3783
		3784	# clear all symbols
		3785	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3786	for my $name (keys %$leaf_symtab) {
		3787	_gv_clear *{"$pkg$name"};
		3788	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3789	}
		3790	warn "cleared package $pkg\n";#d#
2749	}	3791	}
2750		3792
2751	sub do_reload_perl() {	3793	sub do_reload_perl() {
2752	# can/must only be called in main	3794	# can/must only be called in main
2753	if ($Coro::current != $Coro::main) {	3795	if ($Coro::current != $Coro::main) {
2754	warn "can only reload from main coroutine";	3796	warn "can only reload from main coroutine";
2755	return;	3797	return;
2756	}	3798	}
2757		3799
		3800	return if $RELOAD++;
		3801
		3802	my $t1 = AE::time;
		3803
		3804	while ($RELOAD) {
2758	warn "reloading...";	3805	warn "reloading...";
2759		3806
2760	warn "entering sync_job";	3807	warn "entering sync_job";
2761		3808
2762	cf::sync_job {	3809	cf::sync_job {
2763	cf::write_runtime; # external watchdog should not bark	3810	cf::write_runtime_sync; # external watchdog should not bark
2764	cf::emergency_save;	3811	cf::emergency_save;
2765	cf::write_runtime; # external watchdog should not bark	3812	cf::write_runtime_sync; # external watchdog should not bark
2766		3813
2767	warn "syncing database to disk";	3814	warn "syncing database to disk";
2768	BDB::db_env_txn_checkpoint $DB_ENV;	3815	BDB::db_env_txn_checkpoint $DB_ENV;
2769		3816
2770	# if anything goes wrong in here, we should simply crash as we already saved	3817	# if anything goes wrong in here, we should simply crash as we already saved
2771		3818
2772	warn "cancelling all WF_AUTOCANCEL watchers";
2773	for (Event::all_watchers) {
2774	$_->cancel if $_->data & WF_AUTOCANCEL;
2775	}
2776
2777	warn "flushing outstanding aio requests";	3819	warn "flushing outstanding aio requests";
2778	for (;;) {
2779	BDB::flush;
2780	IO::AIO::flush;
2781	Coro::cede;
2782	last unless IO::AIO::nreqs || BDB::nreqs;	3820	while (IO::AIO::nreqs || BDB::nreqs) {
2783	warn "iterate...";	3821	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
2784	}
2785
2786	++$RELOAD;
2787
2788	warn "cancelling all extension coros";
2789	$_->cancel for values %EXT_CORO;
2790	%EXT_CORO = ();
2791
2792	warn "removing commands";
2793	%COMMAND = ();
2794
2795	warn "removing ext commands";
2796	%EXTCMD = ();
2797
2798	warn "unloading/nuking all extensions";
2799	for my $pkg (@EXTS) {
2800	warn "... unloading $pkg";
2801
2802	if (my $cb = $pkg->can ("unload")) {
2803	eval {
2804	$cb->($pkg);
2805	1
2806	} or warn "$pkg unloaded, but with errors: $@";
2807	}	3822	}
2808		3823
2809	warn "... nuking $pkg";	3824	warn "cancelling all extension coros";
2810	Symbol::delete_package $pkg;	3825	$_->cancel for values %EXT_CORO;
2811	}	3826	%EXT_CORO = ();
2812		3827
2813	warn "unloading all perl modules loaded from $LIBDIR";	3828	warn "removing commands";
2814	while (my ($k, $v) = each %INC) {	3829	%COMMAND = ();
2815	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2816		3830
		3831	warn "removing ext/exti commands";
		3832	%EXTCMD = ();
		3833	%EXTICMD = ();
		3834
		3835	warn "unloading/nuking all extensions";
		3836	for my $pkg (@EXTS) {
2817	warn "... unloading $k";	3837	warn "... unloading $pkg";
2818	delete $INC{$k};
2819		3838
2820	$k =~ s/\.pm$//;
2821	$k =~ s/\//::/g;
2822
2823	if (my $cb = $k->can ("unload_module")) {	3839	if (my $cb = $pkg->can ("unload")) {
		3840	eval {
2824	$cb->();	3841	$cb->($pkg);
		3842	1
		3843	} or warn "$pkg unloaded, but with errors: $@";
		3844	}
		3845
		3846	warn "... clearing $pkg";
		3847	clear_package $pkg;
2825	}	3848	}
2826		3849
2827	Symbol::delete_package $k;	3850	warn "unloading all perl modules loaded from $LIBDIR";
		3851	while (my ($k, $v) = each %INC) {
		3852	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3853
		3854	warn "... unloading $k";
		3855	delete $INC{$k};
		3856
		3857	$k =~ s/\.pm$//;
		3858	$k =~ s/\//::/g;
		3859
		3860	if (my $cb = $k->can ("unload_module")) {
		3861	$cb->();
		3862	}
		3863
		3864	clear_package $k;
2828	}	3865	}
2829		3866
2830	warn "getting rid of safe::, as good as possible";	3867	warn "getting rid of safe::, as good as possible";
2831	Symbol::delete_package "safe::$_"	3868	clear_package "safe::$_"
2832	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3869	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2833		3870
2834	warn "unloading cf.pm \"a bit\"";	3871	warn "unloading cf.pm \"a bit\"";
2835	delete $INC{"cf.pm"};	3872	delete $INC{"cf.pm"};
2836	delete $INC{"cf/pod.pm"};	3873	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
2837		3874
2838	# don't, removes xs symbols, too,	3875	# don't, removes xs symbols, too,
2839	# and global variables created in xs	3876	# and global variables created in xs
2840	#Symbol::delete_package __PACKAGE__;	3877	#clear_package __PACKAGE__;
2841		3878
2842	warn "unload completed, starting to reload now";	3879	warn "unload completed, starting to reload now";
2843		3880
2844	warn "reloading cf.pm";	3881	warn "reloading cf.pm";
2845	require cf;	3882	require cf;
2846	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3883	cf::_connect_to_perl_1;
2847		3884
2848	warn "loading config and database again";	3885	warn "loading config and database again";
2849	cf::cfg_load;	3886	cf::reload_config;
2850		3887
2851	warn "loading extensions";	3888	warn "loading extensions";
2852	cf::load_extensions;	3889	cf::load_extensions;
2853		3890
		3891	if ($REATTACH_ON_RELOAD) {
2854	warn "reattaching attachments to objects/players";	3892	warn "reattaching attachments to objects/players";
2855	_global_reattach; # objects, sockets	3893	_global_reattach; # objects, sockets
2856	warn "reattaching attachments to maps";	3894	warn "reattaching attachments to maps";
2857	reattach $_ for values %MAP;	3895	reattach $_ for values %MAP;
2858	warn "reattaching attachments to players";	3896	warn "reattaching attachments to players";
2859	reattach $_ for values %PLAYER;	3897	reattach $_ for values %PLAYER;
		3898	}
2860		3899
		3900	warn "running post_init jobs";
		3901	(pop @POST_INIT)->(1) while @POST_INIT;
		3902
2861	warn "leaving sync_job";	3903	warn "leaving sync_job";
2862		3904
2863	1	3905	1
2864	} or do {	3906	} or do {
2865	warn $@;	3907	warn $@;
2866	warn "error while reloading, exiting.";	3908	cf::cleanup "error while reloading, exiting.";
2867	exit 1;
2868	};	3909	};
2869		3910
2870	warn "reloaded";	3911	warn "reloaded";
		3912	--$RELOAD;
		3913	}
		3914
		3915	$t1 = AE::time - $t1;
		3916	warn "reload completed in ${t1}s\n";
2871	};	3917	};
2872		3918
2873	our $RELOAD_WATCHER; # used only during reload	3919	our $RELOAD_WATCHER; # used only during reload
2874		3920
2875	sub reload_perl() {	3921	sub reload_perl() {
2876	# doing reload synchronously and two reloads happen back-to-back,	3922	# doing reload synchronously and two reloads happen back-to-back,
2877	# coro crashes during coro_state_free->destroy here.	3923	# coro crashes during coro_state_free->destroy here.
2878		3924
2879	$RELOAD_WATCHER ||= Event->timer (	3925	$RELOAD_WATCHER ||= cf::async {
2880	reentrant => 0,	3926	Coro::AIO::aio_wait cache_extensions;
2881	after => 0,	3927
2882	data => WF_AUTOCANCEL,	3928	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
2883	cb => sub {
2884	do_reload_perl;	3929	do_reload_perl;
2885	undef $RELOAD_WATCHER;	3930	undef $RELOAD_WATCHER;
2886	},	3931	};
2887	);	3932	};
2888	}	3933	}
2889		3934
2890	register_command "reload" => sub {	3935	register_command "reload" => sub {
2891	my ($who, $arg) = @_;	3936	my ($who, $arg) = @_;
2892		3937
2893	if ($who->flag (FLAG_WIZ)) {	3938	if ($who->flag (FLAG_WIZ)) {
2894	$who->message ("reloading server.");	3939	$who->message ("reloading server.");
		3940	async {
		3941	$Coro::current->{desc} = "perl_reload";
2895	async { reload_perl };	3942	reload_perl;
		3943	};
2896	}	3944	}
2897	};	3945	};
2898		3946
2899	unshift @INC, $LIBDIR;	3947	unshift @INC, $LIBDIR;
2900		3948
…		…
2902		3950
2903	our @WAIT_FOR_TICK;	3951	our @WAIT_FOR_TICK;
2904	our @WAIT_FOR_TICK_BEGIN;	3952	our @WAIT_FOR_TICK_BEGIN;
2905		3953
2906	sub wait_for_tick {	3954	sub wait_for_tick {
2907	return unless $TICK_WATCHER->is_active;
2908	return if $Coro::current == $Coro::main;	3955	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
2909		3956
2910	my $signal = new Coro::Signal;	3957	my $signal = new Coro::Signal;
2911	push @WAIT_FOR_TICK, $signal;	3958	push @WAIT_FOR_TICK, $signal;
2912	$signal->wait;	3959	$signal->wait;
2913	}	3960	}
2914		3961
2915	sub wait_for_tick_begin {	3962	sub wait_for_tick_begin {
2916	return unless $TICK_WATCHER->is_active;
2917	return if $Coro::current == $Coro::main;	3963	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
2918		3964
2919	my $signal = new Coro::Signal;	3965	my $signal = new Coro::Signal;
2920	push @WAIT_FOR_TICK_BEGIN, $signal;	3966	push @WAIT_FOR_TICK_BEGIN, $signal;
2921	$signal->wait;	3967	$signal->wait;
2922	}	3968	}
2923		3969
2924	my $min = 1e6;#d#	3970	sub tick {
2925	my $avg = 10;
2926	$TICK_WATCHER = Event->timer (
2927	reentrant => 0,
2928	parked => 1,
2929	prio => 0,
2930	at => $NEXT_TICK || $TICK,
2931	data => WF_AUTOCANCEL,
2932	cb => sub {
2933	if ($Coro::current != $Coro::main) {	3971	if ($Coro::current != $Coro::main) {
2934	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3972	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
2935	unless ++$bug_warning > 10;	3973	unless ++$bug_warning > 10;
2936	return;	3974	return;
2937	}	3975	}
2938		3976
2939	$NOW = $tick_start = Event::time;
2940
2941	cf::server_tick; # one server iteration	3977	cf::server_tick; # one server iteration
2942		3978
2943	0 && sync_job {#d#	3979	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
2944	for(1..10) {
2945	my $t = Event::time;
2946	my $map = my $map = new_from_path cf::map "/tmp/x.map"
2947	or die;
2948		3980
2949	$map->width (50);	3981	if ($NOW >= $NEXT_RUNTIME_WRITE) {
2950	$map->height (50);	3982	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
2951	$map->alloc;	3983	Coro::async_pool {
2952	$map->_load_objects ("/tmp/x.map", 1);	3984	$Coro::current->{desc} = "runtime saver";
2953	my $t = Event::time - $t;	3985	write_runtime_sync
2954		3986	or warn "ERROR: unable to write runtime file: $!";
2955	#next unless $t < 0.0013;#d#
2956	if ($t < $min) {
2957	$min = $t;
2958	}
2959	$avg = $avg * 0.99 + $t * 0.01;
2960	}
2961	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
2962	exit 0;
2963	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
2964	};	3987	};
		3988	}
2965		3989
2966	$RUNTIME += $TICK;
2967	$NEXT_TICK += $TICK;
2968
2969	if ($NOW >= $NEXT_RUNTIME_WRITE) {
2970	$NEXT_RUNTIME_WRITE = $NOW + 10;
2971	Coro::async_pool {
2972	write_runtime
2973	or warn "ERROR: unable to write runtime file: $!";
2974	};
2975	}
2976
2977	# my $AFTER = Event::time;
2978	# warn $AFTER - $NOW;#d#
2979
2980	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3990	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
2981	$sig->send;	3991	$sig->send;
2982	}	3992	}
2983	while (my $sig = shift @WAIT_FOR_TICK) {	3993	while (my $sig = shift @WAIT_FOR_TICK) {
2984	$sig->send;	3994	$sig->send;
2985	}	3995	}
2986		3996
2987	$NOW = Event::time;	3997	$LOAD = ($NOW - $TICK_START) / $TICK;
2988
2989	# if we are delayed by four ticks or more, skip them all
2990	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
2991
2992	$TICK_WATCHER->at ($NEXT_TICK);
2993	$TICK_WATCHER->start;
2994
2995	$LOAD = ($NOW - $tick_start) / $TICK;
2996	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3998	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
2997		3999
2998	_post_tick;	4000	if (0) {
2999		4001	if ($NEXT_TICK) {
3000		4002	my $jitter = $TICK_START - $NEXT_TICK;
		4003	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4004	warn "jitter $JITTER\n";#d#
		4005	}
3001	},	4006	}
3002	);	4007	}
3003		4008
3004	{	4009	{
3005	BDB::max_poll_time $TICK * 0.1;	4010	# configure BDB
3006	$BDB_POLL_WATCHER = Event->io (	4011
3007	reentrant => 0,
3008	fd => BDB::poll_fileno,
3009	poll => 'r',
3010	prio => 0,
3011	data => WF_AUTOCANCEL,
3012	cb => \&BDB::poll_cb,
3013	);
3014	BDB::min_parallel 8;	4012	BDB::min_parallel 16;
3015		4013	BDB::max_poll_reqs $TICK * 0.1;
3016	BDB::set_sync_prepare {	4014	$AnyEvent::BDB::WATCHER->priority (1);
3017	my $status;
3018	my $current = $Coro::current;
3019	(
3020	sub {
3021	$status = $!;
3022	$current->ready; undef $current;
3023	},
3024	sub {
3025	Coro::schedule while defined $current;
3026	$! = $status;
3027	},
3028	)
3029	};
3030		4015
3031	unless ($DB_ENV) {	4016	unless ($DB_ENV) {
3032	$DB_ENV = BDB::db_env_create;	4017	$DB_ENV = BDB::db_env_create;
		4018	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		4019	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4020	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		4021	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		4022	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3033		4023
3034	cf::sync_job {	4024	cf::sync_job {
3035	eval {	4025	eval {
3036	BDB::db_env_open	4026	BDB::db_env_open
3037	$DB_ENV,	4027	$DB_ENV,
…		…
3039	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	4029	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3040	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	4030	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3041	0666;	4031	0666;
3042		4032
3043	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	4033	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3044
3045	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3046	$DB_ENV->set_lk_detect;
3047	};	4034	};
3048		4035
3049	cf::cleanup "db_env_open(db): $@" if $@;	4036	cf::cleanup "db_env_open(db): $@" if $@;
3050	};	4037	};
3051	}	4038	}
		4039
		4040	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4041	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4042	};
		4043	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4044	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4045	};
		4046	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4047	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4048	};
3052	}	4049	}
3053		4050
3054	{	4051	{
		4052	# configure IO::AIO
		4053
3055	IO::AIO::min_parallel 8;	4054	IO::AIO::min_parallel 8;
3056
3057	undef $Coro::AIO::WATCHER;
3058	IO::AIO::max_poll_time $TICK * 0.1;	4055	IO::AIO::max_poll_time $TICK * 0.1;
3059	$AIO_POLL_WATCHER = Event->io (	4056	undef $AnyEvent::AIO::WATCHER;
3060	reentrant => 0,
3061	data => WF_AUTOCANCEL,
3062	fd => IO::AIO::poll_fileno,
3063	poll => 'r',
3064	prio => 6,
3065	cb => \&IO::AIO::poll_cb,
3066	);
3067	}	4057	}
3068		4058
3069	my $_log_backtrace;	4059	my $_log_backtrace;
3070		4060
3071	sub _log_backtrace {	4061	sub _log_backtrace {
…		…
3074	$msg =~ s/\n//;	4064	$msg =~ s/\n//;
3075		4065
3076	# limit the # of concurrent backtraces	4066	# limit the # of concurrent backtraces
3077	if ($_log_backtrace < 2) {	4067	if ($_log_backtrace < 2) {
3078	++$_log_backtrace;	4068	++$_log_backtrace;
		4069	my $perl_bt = Carp::longmess $msg;
3079	async {	4070	async {
		4071	$Coro::current->{desc} = "abt $msg";
		4072
3080	my @bt = fork_call {	4073	my @bt = fork_call {
3081	@addr = map { sprintf "%x", $_ } @addr;	4074	@addr = map { sprintf "%x", $_ } @addr;
3082	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4075	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3083	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4076	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3084	or die "addr2line: $!";	4077	or die "addr2line: $!";
…		…
3092	}	4085	}
3093		4086
3094	@funcs	4087	@funcs
3095	};	4088	};
3096		4089
3097	LOG llevInfo, "[ABT] $msg\n";	4090	LOG llevInfo, "[ABT] $perl_bt\n";
		4091	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3098	LOG llevInfo, "[ABT] $_\n" for @bt;	4092	LOG llevInfo, "[ABT] $_\n" for @bt;
3099	--$_log_backtrace;	4093	--$_log_backtrace;
3100	};	4094	};
3101	} else {	4095	} else {
3102	LOG llevInfo, "[ABT] $msg\n";	4096	LOG llevInfo, "[ABT] $msg\n";
3103	LOG llevInfo, "[ABT] [suppressed]\n";	4097	LOG llevInfo, "[ABT] [suppressed]\n";
3104	}	4098	}
3105	}	4099	}
3106		4100
3107	# load additional modules	4101	# load additional modules
3108	use cf::pod;	4102	require "cf/$_.pm" for @EXTRA_MODULES;
		4103	cf::_connect_to_perl_2;
3109		4104
3110	END { cf::emergency_save }	4105	END { cf::emergency_save }
3111		4106
3112	1	4107	1
3113		4108

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