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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.288 by root, Mon Jun 25 07:40:53 2007 UTC vs.
Revision 1.505 by root, Sun Jan 31 03:46:20 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use Storable;	32	use EV;
10	use Event;
11	use Opcode;	33	use Opcode;
12	use Safe;	34	use Safe;
13	use Safe::Hole;	35	use Safe::Hole;
		36	use Storable ();
		37	use Carp ();
14		38
		39	use Guard ();
15	use Coro 3.61 ();	40	use Coro ();
16	use Coro::State;	41	use Coro::State;
17	use Coro::Handle;	42	use Coro::Handle;
		43	use Coro::EV;
18	use Coro::Event;	44	use Coro::AnyEvent;
19	use Coro::Timer;	45	use Coro::Timer;
20	use Coro::Signal;	46	use Coro::Signal;
21	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
22	use Coro::AIO;	50	use Coro::AIO;
		51	use Coro::BDB 1.6;
23	use Coro::Storable;	52	use Coro::Storable;
		53	use Coro::Util ();
24		54
25	use JSON::XS 1.4 ();	55	use JSON::XS 2.01 ();
26	use BDB ();	56	use BDB ();
27	use Data::Dumper;	57	use Data::Dumper;
28	use Digest::MD5;
29	use Fcntl;	58	use Fcntl;
30	use YAML::Syck ();	59	use YAML::XS ();
31	use IO::AIO 2.32 ();	60	use IO::AIO ();
32	use Time::HiRes;	61	use Time::HiRes;
33	use Compress::LZF;	62	use Compress::LZF;
		63	use Digest::MD5 ();
		64
		65	AnyEvent::detect;
34		66
35	# configure various modules to our taste	67	# configure various modules to our taste
36	#	68	#
37	$Storable::canonical = 1; # reduce rsync transfers	69	$Storable::canonical = 1; # reduce rsync transfers
38	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";
39	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
40		77
41	$Event::Eval = 1; # no idea why this is required, but it is	78	# strictly for debugging
42		79	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
43	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
44	$YAML::Syck::ImplicitUnicode = 1;
45
46	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
47		80
48	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	81	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
49		82
50	our %COMMAND = ();	83	our %COMMAND = ();
51	our %COMMAND_TIME = ();	84	our %COMMAND_TIME = ();
…		…
54	our %EXTCMD = ();	87	our %EXTCMD = ();
55	our %EXTICMD = ();	88	our %EXTICMD = ();
56	our %EXT_CORO = (); # coroutines bound to extensions	89	our %EXT_CORO = (); # coroutines bound to extensions
57	our %EXT_MAP = (); # pluggable maps	90	our %EXT_MAP = (); # pluggable maps
58		91
59	our $RELOAD; # number of reloads so far	92	our $RELOAD; # number of reloads so far, non-zero while in reload
60	our @EVENT;	93	our @EVENT;
		94	our @REFLECT; # set by XS
		95	our %REFLECT; # set by us
61		96
62	our $CONFDIR = confdir;	97	our $CONFDIR = confdir;
63	our $DATADIR = datadir;	98	our $DATADIR = datadir;
64	our $LIBDIR = "$DATADIR/ext";	99	our $LIBDIR = "$DATADIR/ext";
65	our $PODDIR = "$DATADIR/pod";	100	our $PODDIR = "$DATADIR/pod";
66	our $MAPDIR = "$DATADIR/" . mapdir;	101	our $MAPDIR = "$DATADIR/" . mapdir;
67	our $LOCALDIR = localdir;	102	our $LOCALDIR = localdir;
68	our $TMPDIR = "$LOCALDIR/" . tmpdir;	103	our $TMPDIR = "$LOCALDIR/" . tmpdir;
69	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	104	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
70	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	105	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
71	our $RANDOMDIR = "$LOCALDIR/random";	106	our $RANDOMDIR = "$LOCALDIR/random";
72	our $BDBDIR = "$LOCALDIR/db";	107	our $BDBDIR = "$LOCALDIR/db";
		108	our $PIDFILE = "$LOCALDIR/pid";
		109	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		110
		111	our %RESOURCE;
73		112
74	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	113	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
75	our $TICK_WATCHER;
76	our $AIO_POLL_WATCHER;
77	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	114	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
78	our $NEXT_TICK;	115	our $NEXT_TICK;
79	our $NOW;
80	our $USE_FSYNC = 1; # use fsync to write maps - default off	116	our $USE_FSYNC = 1; # use fsync to write maps - default on
81		117
		118	our $BDB_DEADLOCK_WATCHER;
		119	our $BDB_CHECKPOINT_WATCHER;
82	our $BDB_POLL_WATCHER;	120	our $BDB_TRICKLE_WATCHER;
83	our $DB_ENV;	121	our $DB_ENV;
		122
		123	our @EXTRA_MODULES = qw(pod match mapscript);
84		124
85	our %CFG;	125	our %CFG;
86		126
87	our $UPTIME; $UPTIME ||= time;	127	our $UPTIME; $UPTIME ||= time;
88	our $RUNTIME;	128	our $RUNTIME;
		129	our $NOW;
89		130
90	our %PLAYER; # all users	131	our (%PLAYER, %PLAYER_LOADING); # all users
91	our %MAP; # all maps	132	our (%MAP, %MAP_LOADING ); # all maps
92	our $LINK_MAP; # the special {link} map, which is always available	133	our $LINK_MAP; # the special {link} map, which is always available
93		134
94	# used to convert map paths into valid unix filenames by replacing / by ∕	135	# used to convert map paths into valid unix filenames by replacing / by ∕
95	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	136	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
96		137
97	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	138	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
98	our $LOADAVG; # same thing, but with alpha-smoothing	139	our $LOADAVG; # same thing, but with alpha-smoothing
		140	our $JITTER; # average jitter
99	our $tick_start; # for load detecting purposes	141	our $TICK_START; # for load detecting purposes
		142
		143	our @POST_INIT;
		144
		145	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		146	our $REALLY_UNLOOP; # never set to true, please :)
100		147
101	binmode STDOUT;	148	binmode STDOUT;
102	binmode STDERR;	149	binmode STDERR;
103		150
104	# read virtual server time, if available	151	# read virtual server time, if available
105	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	152	unless ($RUNTIME || !-e $RUNTIMEFILE) {
106	open my $fh, "<", "$LOCALDIR/runtime"	153	open my $fh, "<", $RUNTIMEFILE
107	or die "unable to read runtime file: $!";	154	or die "unable to read $RUNTIMEFILE file: $!";
108	$RUNTIME = <$fh> + 0.;	155	$RUNTIME = <$fh> + 0.;
109	}	156	}
		157
		158	eval "sub TICK() { $TICK } 1" or die;
110		159
111	mkdir $_	160	mkdir $_
112	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	161	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
113		162
114	our $EMERGENCY_POSITION;	163	our $EMERGENCY_POSITION;
115		164
116	sub cf::map::normalise;	165	sub cf::map::normalise;
		166
		167	#############################################################################
		168
		169	%REFLECT = ();
		170	for (@REFLECT) {
		171	my $reflect = JSON::XS::decode_json $_;
		172	$REFLECT{$reflect->{class}} = $reflect;
		173	}
		174
		175	# this is decidedly evil
		176	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
117		177
118	#############################################################################	178	#############################################################################
119		179
120	=head2 GLOBAL VARIABLES	180	=head2 GLOBAL VARIABLES
121		181
…		…
157		217
158	The raw value load value from the last tick.	218	The raw value load value from the last tick.
159		219
160	=item %cf::CFG	220	=item %cf::CFG
161		221
162	Configuration for the server, loaded from C</etc/crossfire/config>, or	222	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
163	from wherever your confdir points to.	223	from wherever your confdir points to.
164		224
165	=item cf::wait_for_tick, cf::wait_for_tick_begin	225	=item cf::wait_for_tick, cf::wait_for_tick_begin
166		226
167	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	227	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
168	returns directly I<after> the tick processing (and consequently, can only wake one process	228	returns directly I<after> the tick processing (and consequently, can only wake one process
169	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	229	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
170		230
		231	=item @cf::INVOKE_RESULTS
		232
		233	This array contains the results of the last C<invoke ()> call. When
		234	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		235	that call.
		236
		237	=item %cf::REFLECT
		238
		239	Contains, for each (C++) class name, a hash reference with information
		240	about object members (methods, scalars, arrays and flags) and other
		241	metadata, which is useful for introspection.
		242
171	=back	243	=back
172		244
173	=cut	245	=cut
174		246
175	BEGIN {	247	$Coro::State::WARNHOOK = sub {
176	*CORE::GLOBAL::warn = sub {
177	my $msg = join "", @_;	248	my $msg = join "", @_;
178		249
179	$msg .= "\n"	250	$msg .= "\n"
180	unless $msg =~ /\n$/;	251	unless $msg =~ /\n$/;
181		252
182	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	253	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
183		254
184	utf8::encode $msg;
185	LOG llevError, $msg;	255	LOG llevError, $msg;
186	};	256	};
187	}	257
		258	$Coro::State::DIEHOOK = sub {
		259	return unless $^S eq 0; # "eq", not "=="
		260
		261	warn Carp::longmess $_[0];
		262
		263	if ($Coro::current == $Coro::main) {#d#
		264	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		265	return;#d#
		266	}#d#
		267
		268	# kill coroutine otherwise
		269	Coro::terminate
		270	};
188		271
189	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	272	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
190	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	273	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
191	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	274	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
192	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	275	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
199	for my $pkg (qw(	282	for my $pkg (qw(
200	cf::global cf::attachable	283	cf::global cf::attachable
201	cf::object cf::object::player	284	cf::object cf::object::player
202	cf::client cf::player	285	cf::client cf::player
203	cf::arch cf::living	286	cf::arch cf::living
		287	cf::map cf::mapspace
204	cf::map cf::party cf::region	288	cf::party cf::region
205	)) {	289	)) {
206	no strict 'refs';
207	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	290	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
208	}	291	}
209		292
210	$Event::DIED = sub {	293	$EV::DIED = sub {
211	warn "error in event callback: @_";	294	Carp::cluck "error in event callback: @_";
212	};	295	};
213		296
214	#############################################################################	297	#############################################################################
215		298
216	=head2 UTILITY FUNCTIONS	299	=head2 UTILITY FUNCTIONS
…		…
238	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	321	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
239	$d	322	$d
240	} || "[unable to dump $_[0]: '$@']";	323	} || "[unable to dump $_[0]: '$@']";
241	}	324	}
242		325
243	=item $ref = cf::from_json $json	326	=item $ref = cf::decode_json $json
244		327
245	Converts a JSON string into the corresponding perl data structure.	328	Converts a JSON string into the corresponding perl data structure.
246		329
247	=item $json = cf::to_json $ref	330	=item $json = cf::encode_json $ref
248		331
249	Converts a perl data structure into its JSON representation.	332	Converts a perl data structure into its JSON representation.
250		333
251	=cut	334	=cut
252		335
253	our $json_coder = JSON::XS->new->convert_blessed->utf8->max_size (1e6); # accept ~1mb max	336	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
254		337
255	sub to_json ($) { $json_coder->encode ($_[0]) }	338	sub encode_json($) { $json_coder->encode ($_[0]) }
256	sub from_json ($) { $json_coder->decode ($_[0]) }	339	sub decode_json($) { $json_coder->decode ($_[0]) }
		340
		341	=item cf::post_init { BLOCK }
		342
		343	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		344	but I<before> the server starts ticking again.
		345
		346	The cdoeblock will have a single boolean argument to indicate whether this
		347	is a reload or not.
		348
		349	=cut
		350
		351	sub post_init(&) {
		352	push @POST_INIT, shift;
		353	}
257		354
258	=item cf::lock_wait $string	355	=item cf::lock_wait $string
259		356
260	Wait until the given lock is available. See cf::lock_acquire.	357	Wait until the given lock is available. See cf::lock_acquire.
261		358
262	=item my $lock = cf::lock_acquire $string	359	=item my $lock = cf::lock_acquire $string
263		360
264	Wait until the given lock is available and then acquires it and returns	361	Wait until the given lock is available and then acquires it and returns
265	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	362	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
266	for example when the coroutine gets canceled), the lock is automatically	363	for example when the coroutine gets canceled), the lock is automatically
267	returned.	364	returned.
268		365
		366	Locks are *not* recursive, locking from the same coro twice results in a
		367	deadlocked coro.
		368
269	Lock names should begin with a unique identifier (for example, cf::map::find	369	Lock names should begin with a unique identifier (for example, cf::map::find
270	uses map_find and cf::map::load uses map_load).	370	uses map_find and cf::map::load uses map_load).
271		371
272	=item $locked = cf::lock_active $string	372	=item $locked = cf::lock_active $string
273		373
274	Return true if the lock is currently active, i.e. somebody has locked it.	374	Return true if the lock is currently active, i.e. somebody has locked it.
275		375
276	=cut	376	=cut
277		377
278	our %LOCK;	378	our $LOCKS = new Coro::SemaphoreSet;
279		379
280	sub lock_wait($) {	380	sub lock_wait($) {
281	my ($key) = @_;	381	$LOCKS->wait ($_[0]);
282
283	# wait for lock, if any
284	while ($LOCK{$key}) {
285	push @{ $LOCK{$key} }, $Coro::current;
286	Coro::schedule;
287	}
288	}	382	}
289		383
290	sub lock_acquire($) {	384	sub lock_acquire($) {
291	my ($key) = @_;	385	$LOCKS->guard ($_[0])
292
293	# wait, to be sure we are not locked
294	lock_wait $key;
295
296	$LOCK{$key} = [];
297
298	Coro::guard {
299	# wake up all waiters, to be on the safe side
300	$_->ready for @{ delete $LOCK{$key} };
301	}
302	}	386	}
303		387
304	sub lock_active($) {	388	sub lock_active($) {
305	my ($key) = @_;	389	$LOCKS->count ($_[0]) < 1
306
307	! ! $LOCK{$key}
308	}	390	}
309		391
310	sub freeze_mainloop {	392	sub freeze_mainloop {
311	return unless $TICK_WATCHER->is_active;	393	tick_inhibit_inc;
312		394
313	my $guard = Coro::guard {	395	&Guard::guard (\&tick_inhibit_dec);
314	$TICK_WATCHER->start;	396	}
		397
		398	=item cf::periodic $interval, $cb
		399
		400	Like EV::periodic, but randomly selects a starting point so that the actions
		401	get spread over timer.
		402
		403	=cut
		404
		405	sub periodic($$) {
		406	my ($interval, $cb) = @_;
		407
		408	my $start = rand List::Util::min 180, $interval;
		409
		410	EV::periodic $start, $interval, 0, $cb
		411	}
		412
		413	=item cf::get_slot $time[, $priority[, $name]]
		414
		415	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		416	This call blocks and returns only when you have at least C<$time> seconds
		417	of cpu time till the next tick. The slot is only valid till the next cede.
		418
		419	The optional C<$name> can be used to identify the job to run. It might be
		420	used for statistical purposes and should identify the same time-class.
		421
		422	Useful for short background jobs.
		423
		424	=cut
		425
		426	our @SLOT_QUEUE;
		427	our $SLOT_QUEUE;
		428	our $SLOT_DECAY = 0.9;
		429
		430	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		431	$SLOT_QUEUE = Coro::async {
		432	$Coro::current->desc ("timeslot manager");
		433
		434	my $signal = new Coro::Signal;
		435	my $busy;
		436
		437	while () {
		438	next_job:
		439
		440	my $avail = cf::till_tick;
		441
		442	for (0 .. $#SLOT_QUEUE) {
		443	if ($SLOT_QUEUE[$_][0] <= $avail) {
		444	$busy = 0;
		445	my $job = splice @SLOT_QUEUE, $_, 1, ();
		446	$job->[2]->send;
		447	Coro::cede;
		448	goto next_job;
		449	} else {
		450	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
		451	}
		452	}
		453
		454	if (@SLOT_QUEUE) {
		455	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		456	push @cf::WAIT_FOR_TICK, $signal;
		457	$signal->wait;
		458	} else {
		459	$busy = 0;
		460	Coro::schedule;
		461	}
315	};	462	}
316	$TICK_WATCHER->stop;	463	};
317	$guard	464
		465	sub get_slot($;$$) {
		466	return if tick_inhibit || $Coro::current == $Coro::main;
		467
		468	my ($time, $pri, $name) = @_;
		469
		470	$time = clamp $time, 0.01, $TICK * .6;
		471
		472	my $sig = new Coro::Signal;
		473
		474	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		475	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		476	$SLOT_QUEUE->ready;
		477	$sig->wait;
318	}	478	}
319		479
320	=item cf::async { BLOCK }	480	=item cf::async { BLOCK }
321		481
322	Currently the same as Coro::async_pool, meaning you cannot use	482	Currently the same as Coro::async_pool, meaning you cannot use
…		…
327		487
328	BEGIN { *async = \&Coro::async_pool }	488	BEGIN { *async = \&Coro::async_pool }
329		489
330	=item cf::sync_job { BLOCK }	490	=item cf::sync_job { BLOCK }
331		491
332	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	492	The design of Deliantra requires that the main coroutine ($Coro::main)
333	is always able to handle events or runnable, as Crossfire TRT is only	493	is always able to handle events or runnable, as Deliantra is only
334	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	494	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
335	acceptable.	495	acceptable.
336		496
337	If it must be done, put the blocking parts into C<sync_job>. This will run	497	If it must be done, put the blocking parts into C<sync_job>. This will run
338	the given BLOCK in another coroutine while waiting for the result. The	498	the given BLOCK in another coroutine while waiting for the result. The
…		…
343		503
344	sub sync_job(&) {	504	sub sync_job(&) {
345	my ($job) = @_;	505	my ($job) = @_;
346		506
347	if ($Coro::current == $Coro::main) {	507	if ($Coro::current == $Coro::main) {
348	my $time = Event::time;	508	my $time = EV::time;
349		509
350	# this is the main coro, too bad, we have to block	510	# this is the main coro, too bad, we have to block
351	# till the operation succeeds, freezing the server :/	511	# till the operation succeeds, freezing the server :/
352		512
353	# TODO: use suspend/resume instead	513	LOG llevError, Carp::longmess "sync job";#d#
354	# (but this is cancel-safe)	514
355	my $freeze_guard = freeze_mainloop;	515	my $freeze_guard = freeze_mainloop;
356		516
357	my $busy = 1;	517	my $busy = 1;
358	my @res;	518	my @res;
359		519
360	(async {	520	(async {
		521	$Coro::current->desc ("sync job coro");
361	@res = eval { $job->() };	522	@res = eval { $job->() };
362	warn $@ if $@;	523	warn $@ if $@;
363	undef $busy;	524	undef $busy;
364	})->prio (Coro::PRIO_MAX);	525	})->prio (Coro::PRIO_MAX);
365		526
366	while ($busy) {	527	while ($busy) {
367	Coro::cede or Event::one_event;	528	if (Coro::nready) {
		529	Coro::cede_notself;
		530	} else {
		531	EV::loop EV::LOOP_ONESHOT;
368	}	532	}
		533	}
369		534
370	$time = Event::time - $time;	535	my $time = EV::time - $time;
371		536
372	LOG llevError | logBacktrace, Carp::longmess "long sync job"
373	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
374
375	$tick_start += $time; # do not account sync jobs to server load	537	$TICK_START += $time; # do not account sync jobs to server load
376		538
377	wantarray ? @res : $res[0]	539	wantarray ? @res : $res[0]
378	} else {	540	} else {
379	# we are in another coroutine, how wonderful, everything just works	541	# we are in another coroutine, how wonderful, everything just works
380		542
…		…
405	=item fork_call { }, $args	567	=item fork_call { }, $args
406		568
407	Executes the given code block with the given arguments in a seperate	569	Executes the given code block with the given arguments in a seperate
408	process, returning the results. Everything must be serialisable with	570	process, returning the results. Everything must be serialisable with
409	Coro::Storable. May, of course, block. Note that the executed sub may	571	Coro::Storable. May, of course, block. Note that the executed sub may
410	never block itself or use any form of Event handling.	572	never block itself or use any form of event handling.
411		573
412	=cut	574	=cut
413		575
414	sub fork_call(&@) {	576	sub fork_call(&@) {
415	my ($cb, @args) = @_;	577	my ($cb, @args) = @_;
416		578
417	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	579	# we seemingly have to make a local copy of the whole thing,
418	# or die "socketpair: $!";	580	# otherwise perl prematurely frees the stuff :/
419	pipe my $fh1, my $fh2	581	# TODO: investigate and fix (likely this will be rather laborious)
420	or die "pipe: $!";
421		582
422	if (my $pid = fork) {	583	my @res = Coro::Util::fork_eval {
423	close $fh2;
424
425	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
426	$res = Coro::Storable::thaw $res;
427
428	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
429
430	die $$res unless "ARRAY" eq ref $res;
431
432	return wantarray ? @$res : $res->[-1];
433	} else {
434	reset_signals;	584	reset_signals;
435	local $SIG{__WARN__};	585	&$cb
436	local $SIG{__DIE__};	586	}, @args;
437	eval {
438	close $fh1;
439		587
440	my @res = eval { $cb->(@args) };	588	wantarray ? @res : $res[-1]
441	syswrite $fh2, Coro::Storable::freeze +($@ ? \"$@" : \@res);	589	}
442	};
443		590
444	warn $@ if $@;	591	=item $coin = coin_from_name $name
445	_exit 0;	592
446	}	593	=cut
		594
		595	our %coin_alias = (
		596	"silver" => "silvercoin",
		597	"silvercoin" => "silvercoin",
		598	"silvercoins" => "silvercoin",
		599	"gold" => "goldcoin",
		600	"goldcoin" => "goldcoin",
		601	"goldcoins" => "goldcoin",
		602	"platinum" => "platinacoin",
		603	"platinumcoin" => "platinacoin",
		604	"platinumcoins" => "platinacoin",
		605	"platina" => "platinacoin",
		606	"platinacoin" => "platinacoin",
		607	"platinacoins" => "platinacoin",
		608	"royalty" => "royalty",
		609	"royalties" => "royalty",
		610	);
		611
		612	sub coin_from_name($) {
		613	$coin_alias{$_[0]}
		614	? cf::arch::find $coin_alias{$_[0]}
		615	: undef
447	}	616	}
448		617
449	=item $value = cf::db_get $family => $key	618	=item $value = cf::db_get $family => $key
450		619
451	Returns a single value from the environment database.	620	Returns a single value from the environment database.
…		…
453	=item cf::db_put $family => $key => $value	622	=item cf::db_put $family => $key => $value
454		623
455	Stores the given C<$value> in the family. It can currently store binary	624	Stores the given C<$value> in the family. It can currently store binary
456	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	625	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
457		626
		627	=item $db = cf::db_table "name"
		628
		629	Create and/or open a new database table. The string must not be "db" and must be unique
		630	within each server.
		631
458	=cut	632	=cut
		633
		634	sub db_table($) {
		635	my ($name) = @_;
		636	my $db = BDB::db_create $DB_ENV;
		637
		638	eval {
		639	$db->set_flags (BDB::CHKSUM);
		640
		641	utf8::encode $name;
		642	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		643	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		644	cf::cleanup "db_open(db): $!" if $!;
		645	};
		646	cf::cleanup "db_open(db): $@" if $@;
		647
		648	$db
		649	}
459		650
460	our $DB;	651	our $DB;
461		652
462	sub db_init {	653	sub db_init {
463	unless ($DB) {
464	$DB = BDB::db_create $DB_ENV;
465
466	cf::sync_job {	654	cf::sync_job {
467	eval {	655	$DB ||= db_table "db";
468	$DB->set_flags (BDB::CHKSUM);
469
470	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
471	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
472	cf::cleanup "db_open(db): $!" if $!;
473	};
474	cf::cleanup "db_open(db): $@" if $@;
475	};
476	}	656	};
477	}	657	}
478		658
479	sub db_get($$) {	659	sub db_get($$) {
480	my $key = "$_[0]/$_[1]";	660	my $key = "$_[0]/$_[1]";
481		661
…		…
531	if (1) {	711	if (1) {
532	$md5 =	712	$md5 =
533	join "\x00",	713	join "\x00",
534	$processversion,	714	$processversion,
535	map {	715	map {
536	Coro::cede;	716	cf::cede_to_tick;
537	($src->[$_], Digest::MD5::md5_hex $data[$_])	717	($src->[$_], Digest::MD5::md5_hex $data[$_])
538	} 0.. $#$src;	718	} 0.. $#$src;
539		719
540		720
541	my $dbmd5 = db_get cache => "$id/md5";	721	my $dbmd5 = db_get cache => "$id/md5";
…		…
579		759
580	#############################################################################	760	#############################################################################
581		761
582	=head2 ATTACHABLE OBJECTS	762	=head2 ATTACHABLE OBJECTS
583		763
584	Many objects in crossfire are so-called attachable objects. That means you can	764	Many objects in deliantra are so-called attachable objects. That means you can
585	attach callbacks/event handlers (a collection of which is called an "attachment")	765	attach callbacks/event handlers (a collection of which is called an "attachment")
586	to it. All such attachable objects support the following methods.	766	to it. All such attachable objects support the following methods.
587		767
588	In the following description, CLASS can be any of C<global>, C<object>	768	In the following description, CLASS can be any of C<global>, C<object>
589	C<player>, C<client> or C<map> (i.e. the attachable objects in	769	C<player>, C<client> or C<map> (i.e. the attachable objects in
590	Crossfire TRT).	770	Deliantra).
591		771
592	=over 4	772	=over 4
593		773
594	=item $attachable->attach ($attachment, key => $value...)	774	=item $attachable->attach ($attachment, key => $value...)
595		775
…		…
639	=item cf::CLASS::attachment $name, ...	819	=item cf::CLASS::attachment $name, ...
640		820
641	Register an attachment by C<$name> through which attachable objects of the	821	Register an attachment by C<$name> through which attachable objects of the
642	given CLASS can refer to this attachment.	822	given CLASS can refer to this attachment.
643		823
644	Some classes such as crossfire maps and objects can specify attachments	824	Some classes such as deliantra maps and objects can specify attachments
645	that are attached at load/instantiate time, thus the need for a name.	825	that are attached at load/instantiate time, thus the need for a name.
646		826
647	These calls expect any number of the following handler/hook descriptions:	827	These calls expect any number of the following handler/hook descriptions:
648		828
649	=over 4	829	=over 4
…		…
847	";	1027	";
848	die if $@;	1028	die if $@;
849	}	1029	}
850		1030
851	our $override;	1031	our $override;
852	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	1032	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
853		1033
854	sub override {	1034	sub override {
855	$override = 1;	1035	$override = 1;
856	@invoke_results = ();	1036	@INVOKE_RESULTS = (@_);
857	}	1037	}
858		1038
859	sub do_invoke {	1039	sub do_invoke {
860	my $event = shift;	1040	my $event = shift;
861	my $callbacks = shift;	1041	my $callbacks = shift;
862		1042
863	@invoke_results = ();	1043	@INVOKE_RESULTS = ();
864		1044
865	local $override;	1045	local $override;
866		1046
867	for (@$callbacks) {	1047	for (@$callbacks) {
868	eval { &{$_->[1]} };	1048	eval { &{$_->[1]} };
…		…
877	}	1057	}
878		1058
879	0	1059	0
880	}	1060	}
881		1061
882	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1062	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
883		1063
884	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1064	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
885		1065
886	Generate an object-specific event with the given arguments.	1066	Generate an object-specific event with the given arguments.
887		1067
888	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1068	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
889	removed in future versions), and there is no public API to access override	1069	removed in future versions), and there is no public API to access override
890	results (if you must, access C<@cf::invoke_results> directly).	1070	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
891		1071
892	=back	1072	=back
893		1073
894	=cut	1074	=cut
895		1075
896	#############################################################################	1076	#############################################################################
897	# object support	1077	# object support
		1078
		1079	sub _object_equal($$);
		1080	sub _object_equal($$) {
		1081	my ($a, $b) = @_;
		1082
		1083	return 0 unless (ref $a) eq (ref $b);
		1084
		1085	if ("HASH" eq ref $a) {
		1086	my @ka = keys %$a;
		1087	my @kb = keys %$b;
		1088
		1089	return 0 if @ka != @kb;
		1090
		1091	for (0 .. $#ka) {
		1092	return 0 unless $ka[$_] eq $kb[$_];
		1093	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1094	}
		1095
		1096	} elsif ("ARRAY" eq ref $a) {
		1097
		1098	return 0 if @$a != @$b;
		1099
		1100	for (0 .. $#$a) {
		1101	return 0 unless _object_equal $a->[$_], $b->[$_];
		1102	}
		1103
		1104	} elsif ($a ne $b) {
		1105	return 0;
		1106	}
		1107
		1108	1
		1109	}
		1110
		1111	our $SLOW_MERGES;#d#
		1112	sub _can_merge {
		1113	my ($ob1, $ob2) = @_;
		1114
		1115	++$SLOW_MERGES;#d#
		1116
		1117	# we do the slow way here
		1118	return _object_equal $ob1, $ob2
		1119	}
898		1120
899	sub reattach {	1121	sub reattach {
900	# basically do the same as instantiate, without calling instantiate	1122	# basically do the same as instantiate, without calling instantiate
901	my ($obj) = @_;	1123	my ($obj) = @_;
902		1124
		1125	# no longer needed after getting rid of delete_package?
903	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1126	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
904		1127
905	my $registry = $obj->registry;	1128	my $registry = $obj->registry;
906		1129
907	@$registry = ();	1130	@$registry = ();
908		1131
…		…
923	cf::attachable->attach (	1146	cf::attachable->attach (
924	prio => -1000000,	1147	prio => -1000000,
925	on_instantiate => sub {	1148	on_instantiate => sub {
926	my ($obj, $data) = @_;	1149	my ($obj, $data) = @_;
927		1150
928	$data = from_json $data;	1151	$data = decode_json $data;
929		1152
930	for (@$data) {	1153	for (@$data) {
931	my ($name, $args) = @$_;	1154	my ($name, $args) = @$_;
932		1155
933	$obj->attach ($name, %{$args || {} });	1156	$obj->attach ($name, %{$args || {} });
…		…
949	sub object_freezer_save {	1172	sub object_freezer_save {
950	my ($filename, $rdata, $objs) = @_;	1173	my ($filename, $rdata, $objs) = @_;
951		1174
952	sync_job {	1175	sync_job {
953	if (length $$rdata) {	1176	if (length $$rdata) {
		1177	utf8::decode (my $decname = $filename);
954	warn sprintf "saving %s (%d,%d)\n",	1178	warn sprintf "saving %s (%d,%d)\n",
955	$filename, length $$rdata, scalar @$objs;	1179	$decname, length $$rdata, scalar @$objs;
956		1180
957	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1181	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
958	chmod SAVE_MODE, $fh;	1182	aio_chmod $fh, SAVE_MODE;
959	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1183	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
960	aio_fsync $fh if $cf::USE_FSYNC;	1184	if ($cf::USE_FSYNC) {
		1185	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;
		1186	aio_fsync $fh;
		1187	}
961	close $fh;	1188	aio_close $fh;
962		1189
963	if (@$objs) {	1190	if (@$objs) {
964	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1191	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
965	chmod SAVE_MODE, $fh;	1192	aio_chmod $fh, SAVE_MODE;
966	my $data = Storable::nfreeze { version => 1, objs => $objs };	1193	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
967	aio_write $fh, 0, (length $data), $data, 0;	1194	aio_write $fh, 0, (length $data), $data, 0;
968	aio_fsync $fh if $cf::USE_FSYNC;	1195	if ($cf::USE_FSYNC) {
		1196	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;
		1197	aio_fsync $fh;
		1198	}
969	close $fh;	1199	aio_close $fh;
970	aio_rename "$filename.pst~", "$filename.pst";	1200	aio_rename "$filename.pst~", "$filename.pst";
971	}	1201	}
972	} else {	1202	} else {
973	aio_unlink "$filename.pst";	1203	aio_unlink "$filename.pst";
974	}	1204	}
975		1205
976	aio_rename "$filename~", $filename;	1206	aio_rename "$filename~", $filename;
		1207
		1208	$filename =~ s%/[^/]+$%%;
		1209	aio_pathsync $filename if $cf::USE_FSYNC;
977	} else {	1210	} else {
978	warn "FATAL: $filename~: $!\n";	1211	warn "unable to save objects: $filename~: $!\n";
979	}	1212	}
980	} else {	1213	} else {
981	aio_unlink $filename;	1214	aio_unlink $filename;
982	aio_unlink "$filename.pst";	1215	aio_unlink "$filename.pst";
983	}	1216	}
984	}	1217	};
985	}	1218	}
986		1219
987	sub object_freezer_as_string {	1220	sub object_freezer_as_string {
988	my ($rdata, $objs) = @_;	1221	my ($rdata, $objs) = @_;
989		1222
…		…
1001	or return;	1234	or return;
1002		1235
1003	unless (aio_stat "$filename.pst") {	1236	unless (aio_stat "$filename.pst") {
1004	(aio_load "$filename.pst", $av) >= 0	1237	(aio_load "$filename.pst", $av) >= 0
1005	or return;	1238	or return;
		1239
1006	$av = eval { (Storable::thaw $av)->{objs} };	1240	my $st = eval { Coro::Storable::thaw $av };
		1241	$av = $st->{objs};
1007	}	1242	}
1008		1243
		1244	utf8::decode (my $decname = $filename);
1009	warn sprintf "loading %s (%d)\n",	1245	warn sprintf "loading %s (%d,%d)\n",
1010	$filename, length $data, scalar @{$av || []};	1246	$decname, length $data, scalar @{$av || []};
		1247
1011	return ($data, $av);	1248	($data, $av)
1012	}	1249	}
1013		1250
1014	=head2 COMMAND CALLBACKS	1251	=head2 COMMAND CALLBACKS
1015		1252
1016	=over 4	1253	=over 4
…		…
1070	my ($name, $cb) = @_;	1307	my ($name, $cb) = @_;
1071		1308
1072	$EXTICMD{$name} = $cb;	1309	$EXTICMD{$name} = $cb;
1073	}	1310	}
1074		1311
		1312	use File::Glob ();
		1313
1075	cf::player->attach (	1314	cf::player->attach (
1076	on_command => sub {	1315	on_command => sub {
1077	my ($pl, $name, $params) = @_;	1316	my ($pl, $name, $params) = @_;
1078		1317
1079	my $cb = $COMMAND{$name}	1318	my $cb = $COMMAND{$name}
…		…
1086	cf::override;	1325	cf::override;
1087	},	1326	},
1088	on_extcmd => sub {	1327	on_extcmd => sub {
1089	my ($pl, $buf) = @_;	1328	my ($pl, $buf) = @_;
1090		1329
1091	my $msg = eval { from_json $buf };	1330	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1092		1331
1093	if (ref $msg) {	1332	if (ref $msg) {
		1333	my ($type, $reply, @payload) =
		1334	"ARRAY" eq ref $msg
		1335	? @$msg
		1336	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1337
		1338	my @reply;
		1339
1094	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1340	if (my $cb = $EXTCMD{$type}) {
1095	if (my %reply = $cb->($pl, $msg)) {	1341	@reply = $cb->($pl, @payload);
1096	$pl->ext_reply ($msg->{msgid}, %reply);
1097	}
1098	}	1342	}
		1343
		1344	$pl->ext_reply ($reply, @reply)
		1345	if $reply;
		1346
1099	} else {	1347	} else {
1100	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1348	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1101	}	1349	}
1102		1350
1103	cf::override;	1351	cf::override;
1104	},	1352	},
1105	);	1353	);
		1354
		1355	# "readahead" all extensions
		1356	sub cache_extensions {
		1357	my $grp = IO::AIO::aio_group;
		1358
		1359	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1360	for (grep /\.ext$/, @{$_[0]}) {
		1361	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1362	}
		1363	};
		1364
		1365	$grp
		1366	}
1106		1367
1107	sub load_extensions {	1368	sub load_extensions {
1108	cf::sync_job {	1369	cf::sync_job {
1109	my %todo;	1370	my %todo;
1110		1371
…		…
1130		1391
1131	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1392	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1132	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1393	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1133		1394
1134	$ext{source} =	1395	$ext{source} =
1135	"package $pkg; use strict; use utf8;\n"	1396	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1136	. "#line 1 \"$path\"\n{\n"	1397	. "#line 1 \"$path\"\n{\n"
1137	. $source	1398	. $source
1138	. "\n};\n1";	1399	. "\n};\n1";
1139		1400
1140	$todo{$base} = \%ext;	1401	$todo{$base} = \%ext;
1141	}	1402	}
1142		1403
		1404	my $pass = 0;
1143	my %done;	1405	my %done;
1144	while (%todo) {	1406	while (%todo) {
1145	my $progress;	1407	my $progress;
1146		1408
		1409	++$pass;
		1410
		1411	ext:
1147	while (my ($k, $v) = each %todo) {	1412	while (my ($k, $v) = each %todo) {
1148	for (split /,\s*/, $v->{meta}{depends}) {	1413	for (split /,\s*/, $v->{meta}{depends}) {
1149	goto skip	1414	next ext
1150	unless exists $done{$_};	1415	unless exists $done{$_};
1151	}	1416	}
1152		1417
1153	warn "... loading '$k' into '$v->{pkg}'\n";	1418	warn "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1154		1419
1155	unless (eval $v->{source}) {	1420	my $active = eval $v->{source};
		1421
		1422	if (length $@) {
1156	my $msg = $@ ? "$v->{path}: $@\n"	1423	warn "$v->{path}: $@\n";
1157	: "$v->{base}: extension inactive.\n";
1158		1424
		1425	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1159	if (exists $v->{meta}{mandatory}) {	1426	if exists $v->{meta}{mandatory};
1160	warn $msg;	1427	} else {
1161	warn "mandatory extension failed to load, exiting.\n";	1428	$done{$k} = delete $todo{$k};
1162	exit 1;	1429	push @EXTS, $v->{pkg};
1163	}	1430	$progress = 1;
1164		1431
1165	warn $msg;	1432	warn "$v->{base}: extension inactive.\n"
		1433	unless $active;
1166	}	1434	}
1167
1168	$done{$k} = delete $todo{$k};
1169	push @EXTS, $v->{pkg};
1170	$progress = 1;
1171	}	1435	}
1172		1436
1173	skip:	1437	unless ($progress) {
1174	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1438	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1175	unless $progress;	1439
		1440	while (my ($k, $v) = each %todo) {
		1441	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1442	if exists $v->{meta}{mandatory};
		1443	}
		1444	}
1176	}	1445	}
1177	};	1446	};
1178	}	1447	}
1179		1448
1180	#############################################################################	1449	#############################################################################
1181		1450
1182	=back	1451	=back
1183		1452
1184	=head2 CORE EXTENSIONS	1453	=head2 CORE EXTENSIONS
1185		1454
1186	Functions and methods that extend core crossfire objects.	1455	Functions and methods that extend core deliantra objects.
1187		1456
1188	=cut	1457	=cut
1189		1458
1190	package cf::player;	1459	package cf::player;
1191		1460
1192	use Coro::AIO;	1461	use Coro::AIO;
1193		1462
1194	=head3 cf::player	1463	=head3 cf::player
1195		1464
1196	=over 4	1465	=over 4
		1466
		1467	=item cf::player::num_playing
		1468
		1469	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1470
		1471	=cut
		1472
		1473	sub num_playing {
		1474	scalar grep
		1475	$_->ob->map
		1476	&& !$_->hidden
		1477	&& !$_->ob->flag (cf::FLAG_WIZ),
		1478	cf::player::list
		1479	}
1197		1480
1198	=item cf::player::find $login	1481	=item cf::player::find $login
1199		1482
1200	Returns the given player object, loading it if necessary (might block).	1483	Returns the given player object, loading it if necessary (might block).
1201		1484
…		…
1220		1503
1221	sub exists($) {	1504	sub exists($) {
1222	my ($login) = @_;	1505	my ($login) = @_;
1223		1506
1224	$cf::PLAYER{$login}	1507	$cf::PLAYER{$login}
1225	or cf::sync_job { !aio_stat path $login }	1508	or !aio_stat path $login
1226	}	1509	}
1227		1510
1228	sub find($) {	1511	sub find($) {
1229	return $cf::PLAYER{$_[0]} || do {	1512	return $cf::PLAYER{$_[0]} || do {
1230	my $login = $_[0];	1513	my $login = $_[0];
…		…
1237	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1520	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1238	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1521	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1239	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1522	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1240	aio_unlink +(playerdir $login) . "/$login.pl";	1523	aio_unlink +(playerdir $login) . "/$login.pl";
1241		1524
1242	my $pl = load_pl path $login	1525	my $f = new_from_file cf::object::thawer path $login
1243	or return;	1526	or return;
		1527
		1528	my $pl = cf::player::load_pl $f
		1529	or return;
		1530
		1531	local $cf::PLAYER_LOADING{$login} = $pl;
		1532	$f->resolve_delayed_derefs;
1244	$cf::PLAYER{$login} = $pl	1533	$cf::PLAYER{$login} = $pl
1245	}	1534	}
1246	}	1535	}
1247	}	1536	}
1248		1537
…		…
1257	return if $pl->{deny_save};	1546	return if $pl->{deny_save};
1258		1547
1259	aio_mkdir playerdir $pl, 0770;	1548	aio_mkdir playerdir $pl, 0770;
1260	$pl->{last_save} = $cf::RUNTIME;	1549	$pl->{last_save} = $cf::RUNTIME;
1261		1550
		1551	cf::get_slot 0.01;
		1552
1262	$pl->save_pl ($path);	1553	$pl->save_pl ($path);
1263	Coro::cede;	1554	cf::cede_to_tick;
1264	}	1555	}
1265		1556
1266	sub new($) {	1557	sub new($) {
1267	my ($login) = @_;	1558	my ($login) = @_;
1268		1559
…		…
1274	$cf::PLAYER{$login} = $self;	1565	$cf::PLAYER{$login} = $self;
1275		1566
1276	$self	1567	$self
1277	}	1568	}
1278		1569
		1570	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1571
		1572	=cut
		1573
		1574	sub send_msg {
		1575	my $ns = shift->ns
		1576	or return;
		1577	$ns->send_msg (@_);
		1578	}
		1579
1279	=item $pl->quit_character	1580	=item $pl->quit_character
1280		1581
1281	Nukes the player without looking back. If logged in, the connection will	1582	Nukes the player without looking back. If logged in, the connection will
1282	be destroyed. May block for a long time.	1583	be destroyed. May block for a long time.
1283		1584
…		…
1287	my ($pl) = @_;	1588	my ($pl) = @_;
1288		1589
1289	my $name = $pl->ob->name;	1590	my $name = $pl->ob->name;
1290		1591
1291	$pl->{deny_save} = 1;	1592	$pl->{deny_save} = 1;
1292	$pl->password ("*"); # this should lock out the player until we nuked the dir	1593	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1293		1594
1294	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1595	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1295	$pl->deactivate;	1596	$pl->deactivate;
		1597	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1598	$pl->ob->check_score;
1296	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1599	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1297	$pl->ns->destroy if $pl->ns;	1600	$pl->ns->destroy if $pl->ns;
1298		1601
1299	my $path = playerdir $pl;	1602	my $path = playerdir $pl;
1300	my $temp = "$path~$cf::RUNTIME~deleting~";	1603	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1336	or return [];	1639	or return [];
1337		1640
1338	my @logins;	1641	my @logins;
1339		1642
1340	for my $login (@$dirs) {	1643	for my $login (@$dirs) {
		1644	my $path = path $login;
		1645
		1646	# a .pst is a dead give-away for a valid player
		1647	# if no pst file found, open and chekc for blocked users
		1648	if (aio_stat "$path.pst") {
1341	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1649	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1342	aio_read $fh, 0, 512, my $buf, 0 or next;	1650	aio_read $fh, 0, 512, my $buf, 0 or next;
1343	$buf !~ /^password -------------$/m or next; # official not-valid tag	1651	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1652	}
1344		1653
1345	utf8::decode $login;	1654	utf8::decode $login;
1346	push @logins, $login;	1655	push @logins, $login;
1347	}	1656	}
1348		1657
…		…
1375	}	1684	}
1376		1685
1377	\@paths	1686	\@paths
1378	}	1687	}
1379		1688
1380	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1689	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1381		1690
1382	Expand crossfire pod fragments into protocol xml.	1691	Expand deliantra pod fragments into protocol xml.
1383		1692
1384	=cut
1385
1386	sub expand_cfpod {
1387	((my $self), (local $_)) = @_;
1388
1389	# escape & and <
1390	s/&/&amp;/g;
1391	s/(?<![BIUGH])</&lt;/g;
1392
1393	# this is buggy, it needs to properly take care of nested <'s
1394
1395	1 while
1396	# replace B<>, I<>, U<> etc.
1397	s/B<([^\>]*)>/<b>$1<\/b>/
1398	|| s/I<([^\>]*)>/<i>$1<\/i>/
1399	|| s/U<([^\>]*)>/<u>$1<\/u>/
1400	# replace G<male|female> tags
1401	|| s{G<([^>|]*)\|([^>]*)>}{
1402	$self->gender ? $2 : $1
1403	}ge
1404	# replace H<hint text>
1405	|| s/H<([^\>]*)>/<fg name="lightblue">[$1]<\/fg>/g;
1406
1407	# create single paragraphs (very hackish)
1408	s/(?<=\S)\n(?=\w)/ /g;
1409
1410	$_
1411	}
1412
1413	=item $player->ext_reply ($msgid, %msg)	1693	=item $player->ext_reply ($msgid, @msg)
1414		1694
1415	Sends an ext reply to the player.	1695	Sends an ext reply to the player.
1416		1696
1417	=cut	1697	=cut
1418		1698
1419	sub ext_reply($$%) {	1699	sub ext_reply($$@) {
1420	my ($self, $id, %msg) = @_;	1700	my ($self, $id, @msg) = @_;
1421		1701
1422	$msg{msgid} = $id;	1702	$self->ns->ext_reply ($id, @msg)
1423	$self->send ("ext " . cf::to_json \%msg);
1424	}	1703	}
1425		1704
1426	=item $player->ext_event ($type, %msg)	1705	=item $player->ext_msg ($type, @msg)
1427		1706
1428	Sends an ext event to the client.	1707	Sends an ext event to the client.
1429		1708
1430	=cut	1709	=cut
1431		1710
1432	sub ext_event($$%) {	1711	sub ext_msg($$@) {
1433	my ($self, $type, %msg) = @_;	1712	my ($self, $type, @msg) = @_;
1434		1713
1435	$self->ns->ext_event ($type, %msg);	1714	$self->ns->ext_msg ($type, @msg);
1436	}	1715	}
1437		1716
1438	=head3 cf::region	1717	=head3 cf::region
1439		1718
1440	=over 4	1719	=over 4
…		…
1453	my ($path) = @_;	1732	my ($path) = @_;
1454		1733
1455	my ($match, $specificity);	1734	my ($match, $specificity);
1456		1735
1457	for my $region (list) {	1736	for my $region (list) {
1458	if ($region->match && $path =~ $region->match) {	1737	if ($region->{match} && $path =~ $region->{match}) {
1459	($match, $specificity) = ($region, $region->specificity)	1738	($match, $specificity) = ($region, $region->specificity)
1460	if $region->specificity > $specificity;	1739	if $region->specificity > $specificity;
1461	}	1740	}
1462	}	1741	}
1463		1742
…		…
1484	our $MAX_RESET = 3600;	1763	our $MAX_RESET = 3600;
1485	our $DEFAULT_RESET = 3000;	1764	our $DEFAULT_RESET = 3000;
1486		1765
1487	sub generate_random_map {	1766	sub generate_random_map {
1488	my ($self, $rmp) = @_;	1767	my ($self, $rmp) = @_;
		1768
		1769	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1770
1489	# mit "rum" bekleckern, nicht	1771	# mit "rum" bekleckern, nicht
1490	$self->_create_random_map (	1772	$self->_create_random_map (
1491	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1773	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1492	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1774	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1493	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1775	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1583	$self->init; # pass $1 etc.	1865	$self->init; # pass $1 etc.
1584	return $self;	1866	return $self;
1585	}	1867	}
1586	}	1868	}
1587		1869
1588	Carp::carp "unable to resolve path '$path' (base '$base').";	1870	Carp::cluck "unable to resolve path '$path' (base '$base').";
1589	()	1871	()
1590	}	1872	}
1591		1873
1592	sub init {	1874	sub init {
1593	my ($self) = @_;	1875	my ($self) = @_;
…		…
1615		1897
1616	# the temporary/swap location	1898	# the temporary/swap location
1617	sub save_path {	1899	sub save_path {
1618	my ($self) = @_;	1900	my ($self) = @_;
1619		1901
1620	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1902	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1621	"$TMPDIR/$path.map"	1903	"$TMPDIR/$path.map"
1622	}	1904	}
1623		1905
1624	# the unique path, undef == no special unique path	1906	# the unique path, undef == no special unique path
1625	sub uniq_path {	1907	sub uniq_path {
1626	my ($self) = @_;	1908	my ($self) = @_;
1627		1909
1628	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1910	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1629	"$UNIQUEDIR/$path"	1911	"$UNIQUEDIR/$path"
1630	}
1631
1632	# and all this just because we cannot iterate over
1633	# all maps in C++...
1634	sub change_all_map_light {
1635	my ($change) = @_;
1636
1637	$_->change_map_light ($change)
1638	for grep $_->outdoor, values %cf::MAP;
1639	}	1912	}
1640		1913
1641	sub decay_objects {	1914	sub decay_objects {
1642	my ($self) = @_;	1915	my ($self) = @_;
1643		1916
…		…
1656		1929
1657	sub load_header_from($) {	1930	sub load_header_from($) {
1658	my ($self, $path) = @_;	1931	my ($self, $path) = @_;
1659		1932
1660	utf8::encode $path;	1933	utf8::encode $path;
1661	#aio_open $path, O_RDONLY, 0	1934	my $f = new_from_file cf::object::thawer $path
1662	# or return;
1663
1664	$self->_load_header ($path)
1665	or return;	1935	or return;
		1936
		1937	$self->_load_header ($f)
		1938	or return;
		1939
		1940	local $MAP_LOADING{$self->{path}} = $self;
		1941	$f->resolve_delayed_derefs;
1666		1942
1667	$self->{load_path} = $path;	1943	$self->{load_path} = $path;
1668		1944
1669	1	1945	1
1670	}	1946	}
…		…
1724	sub find {	2000	sub find {
1725	my ($path, $origin) = @_;	2001	my ($path, $origin) = @_;
1726		2002
1727	$path = normalise $path, $origin && $origin->path;	2003	$path = normalise $path, $origin && $origin->path;
1728		2004
		2005	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1729	cf::lock_wait "map_find:$path";	2006	my $guard2 = cf::lock_acquire "map_find:$path";
1730		2007
1731	$cf::MAP{$path} || do {	2008	$cf::MAP{$path} || do {
1732	my $guard = cf::lock_acquire "map_find:$path";
1733	my $map = new_from_path cf::map $path	2009	my $map = new_from_path cf::map $path
1734	or return;	2010	or return;
1735		2011
1736	$map->{last_save} = $cf::RUNTIME;	2012	$map->{last_save} = $cf::RUNTIME;
1737		2013
…		…
1739	or return;	2015	or return;
1740		2016
1741	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2017	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1742	# doing this can freeze the server in a sync job, obviously	2018	# doing this can freeze the server in a sync job, obviously
1743	#$cf::WAIT_FOR_TICK->wait;	2019	#$cf::WAIT_FOR_TICK->wait;
		2020	undef $guard2;
		2021	undef $guard1;
1744	$map->reset;	2022	$map->reset;
1745	undef $guard;
1746	return find $path;	2023	return find $path;
1747	}	2024	}
1748		2025
1749	$cf::MAP{$path} = $map	2026	$cf::MAP{$path} = $map
1750	}	2027	}
1751	}	2028	}
1752		2029
1753	sub pre_load { }	2030	sub pre_load { }
1754	sub post_load { }	2031	#sub post_load { } # XS
1755		2032
1756	sub load {	2033	sub load {
1757	my ($self) = @_;	2034	my ($self) = @_;
1758		2035
1759	local $self->{deny_reset} = 1; # loading can take a long time	2036	local $self->{deny_reset} = 1; # loading can take a long time
1760		2037
1761	my $path = $self->{path};	2038	my $path = $self->{path};
1762		2039
1763	{	2040	{
1764	my $guard = cf::lock_acquire "map_load:$path";	2041	my $guard = cf::lock_acquire "map_data:$path";
1765		2042
		2043	return unless $self->valid;
1766	return if $self->in_memory != cf::MAP_SWAPPED;	2044	return unless $self->in_memory == cf::MAP_SWAPPED;
1767		2045
1768	$self->in_memory (cf::MAP_LOADING);	2046	$self->in_memory (cf::MAP_LOADING);
1769		2047
1770	$self->alloc;	2048	$self->alloc;
1771		2049
1772	$self->pre_load;	2050	$self->pre_load;
1773	Coro::cede;	2051	cf::cede_to_tick;
1774		2052
		2053	my $f = new_from_file cf::object::thawer $self->{load_path};
		2054	$f->skip_block;
1775	$self->_load_objects ($self->{load_path}, 1)	2055	$self->_load_objects ($f)
1776	or return;	2056	or return;
1777		2057
1778	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2058	$self->post_load_original
1779	if delete $self->{load_original};	2059	if delete $self->{load_original};
1780		2060
1781	if (my $uniq = $self->uniq_path) {	2061	if (my $uniq = $self->uniq_path) {
1782	utf8::encode $uniq;	2062	utf8::encode $uniq;
1783	if (aio_open $uniq, O_RDONLY, 0) {	2063	unless (aio_stat $uniq) {
		2064	if (my $f = new_from_file cf::object::thawer $uniq) {
1784	$self->clear_unique_items;	2065	$self->clear_unique_items;
1785	$self->_load_objects ($uniq, 0);	2066	$self->_load_objects ($f);
		2067	$f->resolve_delayed_derefs;
		2068	}
1786	}	2069	}
1787	}	2070	}
1788		2071
1789	Coro::cede;	2072	$f->resolve_delayed_derefs;
		2073
		2074	cf::cede_to_tick;
1790	# now do the right thing for maps	2075	# now do the right thing for maps
1791	$self->link_multipart_objects;	2076	$self->link_multipart_objects;
1792	$self->difficulty ($self->estimate_difficulty)	2077	$self->difficulty ($self->estimate_difficulty)
1793	unless $self->difficulty;	2078	unless $self->difficulty;
1794	Coro::cede;	2079	cf::cede_to_tick;
1795		2080
1796	unless ($self->{deny_activate}) {	2081	unless ($self->{deny_activate}) {
1797	$self->decay_objects;	2082	$self->decay_objects;
1798	$self->fix_auto_apply;	2083	$self->fix_auto_apply;
1799	$self->update_buttons;	2084	$self->update_buttons;
1800	Coro::cede;	2085	cf::cede_to_tick;
1801	$self->set_darkness_map;
1802	Coro::cede;
1803	$self->activate;	2086	$self->activate;
1804	}	2087	}
1805		2088
		2089	$self->{last_save} = $cf::RUNTIME;
		2090	$self->last_access ($cf::RUNTIME);
		2091
1806	$self->in_memory (cf::MAP_IN_MEMORY);	2092	$self->in_memory (cf::MAP_ACTIVE);
1807	}	2093	}
1808		2094
1809	$self->post_load;	2095	$self->post_load;
1810	}	2096	}
1811		2097
…		…
1820		2106
1821	$self	2107	$self
1822	}	2108	}
1823		2109
1824	# find and load all maps in the 3x3 area around a map	2110	# find and load all maps in the 3x3 area around a map
1825	sub load_diag {	2111	sub load_neighbours {
1826	my ($map) = @_;	2112	my ($map) = @_;
1827		2113
1828	my @diag; # diagonal neighbours	2114	my @neigh; # diagonal neighbours
1829		2115
1830	for (0 .. 3) {	2116	for (0 .. 3) {
1831	my $neigh = $map->tile_path ($_)	2117	my $neigh = $map->tile_path ($_)
1832	or next;	2118	or next;
1833	$neigh = find $neigh, $map	2119	$neigh = find $neigh, $map
1834	or next;	2120	or next;
1835	$neigh->load;	2121	$neigh->load;
1836		2122
		2123	push @neigh,
1837	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2124	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1838	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2125	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1839	}	2126	}
1840		2127
1841	for (@diag) {	2128	for (grep defined $_->[0], @neigh) {
		2129	my ($path, $origin) = @$_;
1842	my $neigh = find @$_	2130	my $neigh = find $path, $origin
1843	or next;	2131	or next;
1844	$neigh->load;	2132	$neigh->load;
1845	}	2133	}
1846	}	2134	}
1847		2135
…		…
1852	}	2140	}
1853		2141
1854	sub do_load_sync {	2142	sub do_load_sync {
1855	my ($map) = @_;	2143	my ($map) = @_;
1856		2144
		2145	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2146	if $Coro::current == $Coro::main;
		2147
1857	cf::sync_job { $map->load };	2148	cf::sync_job { $map->load };
1858	}	2149	}
1859		2150
1860	our %MAP_PREFETCH;	2151	our %MAP_PREFETCH;
1861	our $MAP_PREFETCHER = undef;	2152	our $MAP_PREFETCHER = undef;
1862		2153
1863	sub find_async {	2154	sub find_async {
1864	my ($path, $origin) = @_;	2155	my ($path, $origin, $load) = @_;
1865		2156
1866	$path = normalise $path, $origin && $origin->{path};	2157	$path = normalise $path, $origin && $origin->{path};
1867		2158
1868	if (my $map = $cf::MAP{$path}) {	2159	if (my $map = $cf::MAP{$path}) {
1869	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2160	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1870	}	2161	}
1871		2162
1872	undef $MAP_PREFETCH{$path};	2163	$MAP_PREFETCH{$path} |= $load;
		2164
1873	$MAP_PREFETCHER ||= cf::async {	2165	$MAP_PREFETCHER ||= cf::async {
		2166	$Coro::current->{desc} = "map prefetcher";
		2167
1874	while (%MAP_PREFETCH) {	2168	while (%MAP_PREFETCH) {
1875	for my $path (keys %MAP_PREFETCH) {	2169	while (my ($k, $v) = each %MAP_PREFETCH) {
1876	my $map = find $path	2170	if (my $map = find $k) {
1877	or next;
1878	$map->load;	2171	$map->load if $v;
		2172	}
1879		2173
1880	delete $MAP_PREFETCH{$path};	2174	delete $MAP_PREFETCH{$k};
1881	}	2175	}
1882	}	2176	}
1883	undef $MAP_PREFETCHER;	2177	undef $MAP_PREFETCHER;
1884	};	2178	};
1885	$MAP_PREFETCHER->prio (6);	2179	$MAP_PREFETCHER->prio (6);
…		…
1888	}	2182	}
1889		2183
1890	sub save {	2184	sub save {
1891	my ($self) = @_;	2185	my ($self) = @_;
1892		2186
1893	my $lock = cf::lock_acquire "map_data:" . $self->path;	2187	my $lock = cf::lock_acquire "map_data:$self->{path}";
1894		2188
1895	$self->{last_save} = $cf::RUNTIME;	2189	$self->{last_save} = $cf::RUNTIME;
1896		2190
1897	return unless $self->dirty;	2191	return unless $self->dirty;
1898		2192
…		…
1904	return if $self->{deny_save};	2198	return if $self->{deny_save};
1905		2199
1906	local $self->{last_access} = $self->last_access;#d#	2200	local $self->{last_access} = $self->last_access;#d#
1907		2201
1908	cf::async {	2202	cf::async {
		2203	$Coro::current->{desc} = "map player save";
1909	$_->contr->save for $self->players;	2204	$_->contr->save for $self->players;
1910	};	2205	};
		2206
		2207	cf::get_slot 0.02;
1911		2208
1912	if ($uniq) {	2209	if ($uniq) {
1913	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2210	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1914	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2211	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1915	} else {	2212	} else {
…		…
1921	my ($self) = @_;	2218	my ($self) = @_;
1922		2219
1923	# save first because save cedes	2220	# save first because save cedes
1924	$self->save;	2221	$self->save;
1925		2222
1926	my $lock = cf::lock_acquire "map_data:" . $self->path;	2223	my $lock = cf::lock_acquire "map_data:$self->{path}";
1927		2224
1928	return if $self->players;	2225	return if $self->players;
1929	return if $self->in_memory != cf::MAP_IN_MEMORY;	2226	return if $self->in_memory != cf::MAP_ACTIVE;
1930	return if $self->{deny_save};	2227	return if $self->{deny_save};
1931		2228
		2229	$self->in_memory (cf::MAP_SWAPPED);
		2230
		2231	$self->deactivate;
		2232	$_->clear_links_to ($self) for values %cf::MAP;
1932	$self->clear;	2233	$self->clear;
1933	$self->in_memory (cf::MAP_SWAPPED);
1934	}	2234	}
1935		2235
1936	sub reset_at {	2236	sub reset_at {
1937	my ($self) = @_;	2237	my ($self) = @_;
1938		2238
…		…
1956		2256
1957	my $lock = cf::lock_acquire "map_data:$self->{path}";	2257	my $lock = cf::lock_acquire "map_data:$self->{path}";
1958		2258
1959	return if $self->players;	2259	return if $self->players;
1960		2260
1961	warn "resetting map ", $self->path;	2261	warn "resetting map ", $self->path, "\n";
1962		2262
1963	$self->in_memory (cf::MAP_SWAPPED);	2263	$self->in_memory (cf::MAP_SWAPPED);
1964		2264
1965	# need to save uniques path	2265	# need to save uniques path
1966	unless ($self->{deny_save}) {	2266	unless ($self->{deny_save}) {
…		…
1970	if $uniq;	2270	if $uniq;
1971	}	2271	}
1972		2272
1973	delete $cf::MAP{$self->path};	2273	delete $cf::MAP{$self->path};
1974		2274
		2275	$self->deactivate;
		2276	$_->clear_links_to ($self) for values %cf::MAP;
1975	$self->clear;	2277	$self->clear;
1976
1977	$_->clear_links_to ($self) for values %cf::MAP;
1978		2278
1979	$self->unlink_save;	2279	$self->unlink_save;
1980	$self->destroy;	2280	$self->destroy;
1981	}	2281	}
1982		2282
1983	my $nuke_counter = "aaaa";	2283	my $nuke_counter = "aaaa";
1984		2284
1985	sub nuke {	2285	sub nuke {
1986	my ($self) = @_;	2286	my ($self) = @_;
1987		2287
		2288	{
		2289	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2290
1988	delete $cf::MAP{$self->path};	2291	delete $cf::MAP{$self->path};
1989		2292
1990	$self->unlink_save;	2293	$self->unlink_save;
1991		2294
1992	bless $self, "cf::map";	2295	bless $self, "cf::map";
1993	delete $self->{deny_reset};	2296	delete $self->{deny_reset};
1994	$self->{deny_save} = 1;	2297	$self->{deny_save} = 1;
1995	$self->reset_timeout (1);	2298	$self->reset_timeout (1);
1996	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2299	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
1997		2300
1998	$cf::MAP{$self->path} = $self;	2301	$cf::MAP{$self->path} = $self;
		2302	}
1999		2303
2000	$self->reset; # polite request, might not happen	2304	$self->reset; # polite request, might not happen
2001	}	2305	}
2002		2306
2003	=item $maps = cf::map::tmp_maps	2307	=item $maps = cf::map::tmp_maps
…		…
2045		2349
2046	sub unique_maps() {	2350	sub unique_maps() {
2047	[	2351	[
2048	map {	2352	map {
2049	utf8::decode $_;	2353	utf8::decode $_;
2050	/\.map$/	2354	s/\.map$//; # TODO future compatibility hack
		2355	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2356	? ()
2051	? normalise $_	2357	: normalise $_
2052	: ()
2053	} @{ aio_readdir $UNIQUEDIR or [] }	2358	} @{ aio_readdir $UNIQUEDIR or [] }
2054	]	2359	]
2055	}	2360	}
2056		2361
2057	package cf;	2362	=item cf::map::static_maps
		2363
		2364	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2365	file in the shared directory excluding F</styles> and F</editor>). May
		2366	block.
		2367
		2368	=cut
		2369
		2370	sub static_maps() {
		2371	my @dirs = "";
		2372	my @maps;
		2373
		2374	while (@dirs) {
		2375	my $dir = shift @dirs;
		2376
		2377	next if $dir eq "/styles" || $dir eq "/editor";
		2378
		2379	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2380	or return;
		2381
		2382	for (@$files) {
		2383	s/\.map$// or next;
		2384	utf8::decode $_;
		2385	push @maps, "$dir/$_";
		2386	}
		2387
		2388	push @dirs, map "$dir/$_", @$dirs;
		2389	}
		2390
		2391	\@maps
		2392	}
2058		2393
2059	=back	2394	=back
2060		2395
2061	=head3 cf::object	2396	=head3 cf::object
2062		2397
…		…
2066		2401
2067	=over 4	2402	=over 4
2068		2403
2069	=item $ob->inv_recursive	2404	=item $ob->inv_recursive
2070		2405
2071	Returns the inventory of the object _and_ their inventories, recursively.	2406	Returns the inventory of the object I<and> their inventories, recursively,
		2407	but I<not> the object itself.
2072		2408
2073	=cut	2409	=cut
2074		2410
2075	sub inv_recursive_;	2411	sub inv_recursive_;
2076	sub inv_recursive_ {	2412	sub inv_recursive_ {
…		…
2079		2415
2080	sub inv_recursive {	2416	sub inv_recursive {
2081	inv_recursive_ inv $_[0]	2417	inv_recursive_ inv $_[0]
2082	}	2418	}
2083		2419
		2420	=item $ref = $ob->ref
		2421
		2422	Creates and returns a persistent reference to an object that can be stored as a string.
		2423
		2424	=item $ob = cf::object::deref ($refstring)
		2425
		2426	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2427	even if the object actually exists. May block.
		2428
		2429	=cut
		2430
		2431	sub deref {
		2432	my ($ref) = @_;
		2433
		2434	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2435	my ($uuid, $name) = ($1, $2);
		2436	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2437	or return;
		2438	$pl->ob->uuid eq $uuid
		2439	or return;
		2440
		2441	$pl->ob
		2442	} else {
		2443	warn "$ref: cannot resolve object reference\n";
		2444	undef
		2445	}
		2446	}
		2447
2084	package cf;	2448	package cf;
2085		2449
2086	=back	2450	=back
2087		2451
2088	=head3 cf::object::player	2452	=head3 cf::object::player
…		…
2094	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2458	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2095	can be C<undef>. Does the right thing when the player is currently in a	2459	can be C<undef>. Does the right thing when the player is currently in a
2096	dialogue with the given NPC character.	2460	dialogue with the given NPC character.
2097		2461
2098	=cut	2462	=cut
		2463
		2464	our $SAY_CHANNEL = {
		2465	id => "say",
		2466	title => "Map",
		2467	reply => "say ",
		2468	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2469	};
		2470
		2471	our $CHAT_CHANNEL = {
		2472	id => "chat",
		2473	title => "Chat",
		2474	reply => "chat ",
		2475	tooltip => "Player chat and shouts, global to the server.",
		2476	};
2099		2477
2100	# rough implementation of a future "reply" method that works	2478	# rough implementation of a future "reply" method that works
2101	# with dialog boxes.	2479	# with dialog boxes.
2102	#TODO: the first argument must go, split into a $npc->reply_to ( method	2480	#TODO: the first argument must go, split into a $npc->reply_to ( method
2103	sub cf::object::player::reply($$$;$) {	2481	sub cf::object::player::reply($$$;$) {
…		…
2110		2488
2111	} else {	2489	} else {
2112	my $pl = $self->contr;	2490	my $pl = $self->contr;
2113		2491
2114	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2492	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2115	my $diag = $pl->{npc_dialog};	2493	my $dialog = $pl->{npc_dialog};
2116	$diag->{pl}->ext_reply (	2494	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2117	$diag->{id},
2118	msgtype => "reply",
2119	msg => $diag->{pl}->expand_cfpod ($msg),
2120	add_topics => []
2121	);
2122		2495
2123	} else {	2496	} else {
2124	$msg = $npc->name . " says: $msg" if $npc;	2497	$msg = $npc->name . " says: $msg" if $npc;
2125	$self->message ($msg, $flags);	2498	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2126	}	2499	}
2127	}	2500	}
		2501	}
		2502
		2503	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2504
		2505	=cut
		2506
		2507	sub cf::object::send_msg {
		2508	my $pl = shift->contr
		2509	or return;
		2510	$pl->send_msg (@_);
2128	}	2511	}
2129		2512
2130	=item $player_object->may ("access")	2513	=item $player_object->may ("access")
2131		2514
2132	Returns wether the given player is authorized to access resource "access"	2515	Returns wether the given player is authorized to access resource "access"
…		…
2145		2528
2146	=item $player_object->enter_link	2529	=item $player_object->enter_link
2147		2530
2148	Freezes the player and moves him/her to a special map (C<{link}>).	2531	Freezes the player and moves him/her to a special map (C<{link}>).
2149		2532
2150	The player should be reasonably safe there for short amounts of time. You	2533	The player should be reasonably safe there for short amounts of time (e.g.
2151	I<MUST> call C<leave_link> as soon as possible, though.	2534	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2535	though, as the palyer cannot control the character while it is on the link
		2536	map.
2152		2537
2153	Will never block.	2538	Will never block.
2154		2539
2155	=item $player_object->leave_link ($map, $x, $y)	2540	=item $player_object->leave_link ($map, $x, $y)
2156		2541
…		…
2208	($x, $y) = (-1, -1)	2593	($x, $y) = (-1, -1)
2209	unless (defined $x) && (defined $y);	2594	unless (defined $x) && (defined $y);
2210		2595
2211	# use -1 or undef as default coordinates, not 0, 0	2596	# use -1 or undef as default coordinates, not 0, 0
2212	($x, $y) = ($map->enter_x, $map->enter_y)	2597	($x, $y) = ($map->enter_x, $map->enter_y)
2213	if $x <=0 && $y <= 0;	2598	if $x <= 0 && $y <= 0;
2214		2599
2215	$map->load;	2600	$map->load;
2216	$map->load_diag;	2601	$map->load_neighbours;
2217		2602
2218	return unless $self->contr->active;	2603	return unless $self->contr->active;
2219	$self->activate_recursive;
2220		2604
2221	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2605	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2222	$self->enter_map ($map, $x, $y);	2606	$self->enter_map ($map, $x, $y);
2223	}
2224		2607
		2608	# only activate afterwards, to support waiting in hooks
		2609	$self->activate_recursive;
		2610	}
		2611
2225	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2612	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2226		2613
2227	Moves the player to the given map-path and coordinates by first freezing	2614	Moves the player to the given map-path and coordinates by first freezing
2228	her, loading and preparing them map, calling the provided $check callback	2615	her, loading and preparing them map, calling the provided $check callback
2229	that has to return the map if sucecssful, and then unfreezes the player on	2616	that has to return the map if sucecssful, and then unfreezes the player on
2230	the new (success) or old (failed) map position.	2617	the new (success) or old (failed) map position. In either case, $done will
		2618	be called at the end of this process.
		2619
		2620	Note that $check will be called with a potentially non-loaded map, so if
		2621	it needs a loaded map it has to call C<< ->load >>.
2231		2622
2232	=cut	2623	=cut
2233		2624
2234	our $GOTOGEN;	2625	our $GOTOGEN;
2235		2626
2236	sub cf::object::player::goto {	2627	sub cf::object::player::goto {
2237	my ($self, $path, $x, $y, $check) = @_;	2628	my ($self, $path, $x, $y, $check, $done) = @_;
2238		2629
2239	# do generation counting so two concurrent goto's will be executed in-order	2630	# do generation counting so two concurrent goto's will be executed in-order
2240	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2631	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2241		2632
2242	$self->enter_link;	2633	$self->enter_link;
2243		2634
2244	(async {	2635	(async {
		2636	$Coro::current->{desc} = "player::goto $path $x $y";
		2637
		2638	# *tag paths override both path and x|y
		2639	if ($path =~ /^\*(.*)$/) {
		2640	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2641	my $ob = $obs[rand @obs];
		2642
		2643	# see if we actually can go there
		2644	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2645	$ob = $obs[rand @obs];
		2646	} else {
		2647	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2648	}
		2649	# else put us there anyways for now #d#
		2650
		2651	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2652	} else {
		2653	($path, $x, $y) = (undef, undef, undef);
		2654	}
		2655	}
		2656
2245	my $map = eval {	2657	my $map = eval {
2246	my $map = cf::map::find $path;	2658	my $map = defined $path ? cf::map::find $path : undef;
2247		2659
2248	if ($map) {	2660	if ($map) {
2249	$map = $map->customise_for ($self);	2661	$map = $map->customise_for ($self);
2250	$map = $check->($map) if $check && $map;	2662	$map = $check->($map) if $check && $map;
2251	} else {	2663	} else {
2252	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2664	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2253	}	2665	}
2254		2666
2255	$map	2667	$map
2256	};	2668	};
2257		2669
…		…
2262		2674
2263	if ($gen == $self->{_goto_generation}) {	2675	if ($gen == $self->{_goto_generation}) {
2264	delete $self->{_goto_generation};	2676	delete $self->{_goto_generation};
2265	$self->leave_link ($map, $x, $y);	2677	$self->leave_link ($map, $x, $y);
2266	}	2678	}
		2679
		2680	$done->() if $done;
2267	})->prio (1);	2681	})->prio (1);
2268	}	2682	}
2269		2683
2270	=item $player_object->enter_exit ($exit_object)	2684	=item $player_object->enter_exit ($exit_object)
2271		2685
…		…
2291	}	2705	}
2292		2706
2293	sub prepare_random_map {	2707	sub prepare_random_map {
2294	my ($exit) = @_;	2708	my ($exit) = @_;
2295		2709
2296	my $guard = cf::lock_acquire "exit_prepare:$exit";
2297
2298	# all this does is basically replace the /! path by	2710	# all this does is basically replace the /! path by
2299	# a new random map path (?random/...) with a seed	2711	# a new random map path (?random/...) with a seed
2300	# that depends on the exit object	2712	# that depends on the exit object
2301		2713
2302	my $rmp = parse_random_map_params $exit->msg;	2714	my $rmp = parse_random_map_params $exit->msg;
…		…
2304	if ($exit->map) {	2716	if ($exit->map) {
2305	$rmp->{region} = $exit->region->name;	2717	$rmp->{region} = $exit->region->name;
2306	$rmp->{origin_map} = $exit->map->path;	2718	$rmp->{origin_map} = $exit->map->path;
2307	$rmp->{origin_x} = $exit->x;	2719	$rmp->{origin_x} = $exit->x;
2308	$rmp->{origin_y} = $exit->y;	2720	$rmp->{origin_y} = $exit->y;
		2721
		2722	$exit->map->touch;
2309	}	2723	}
2310		2724
2311	$rmp->{random_seed} ||= $exit->random_seed;	2725	$rmp->{random_seed} ||= $exit->random_seed;
2312		2726
2313	my $data = cf::to_json $rmp;	2727	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2314	my $md5 = Digest::MD5::md5_hex $data;	2728	my $md5 = Digest::MD5::md5_hex $data;
2315	my $meta = "$RANDOMDIR/$md5.meta";	2729	my $meta = "$RANDOMDIR/$md5.meta";
2316		2730
2317	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2731	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2318	aio_write $fh, 0, (length $data), $data, 0;	2732	aio_write $fh, 0, (length $data), $data, 0;
2319	undef $fh;	2733	undef $fh;
2320	aio_rename "$meta~", $meta;	2734	aio_rename "$meta~", $meta;
2321		2735
		2736	my $slaying = "?random/$md5";
		2737
		2738	if ($exit->valid) {
2322	$exit->slaying ("?random/$md5");	2739	$exit->slaying ("?random/$md5");
2323	$exit->msg (undef);	2740	$exit->msg (undef);
		2741	}
2324	}	2742	}
2325	}	2743	}
2326		2744
2327	sub cf::object::player::enter_exit {	2745	sub cf::object::player::enter_exit {
2328	my ($self, $exit) = @_;	2746	my ($self, $exit) = @_;
2329		2747
2330	return unless $self->type == cf::PLAYER;	2748	return unless $self->type == cf::PLAYER;
2331		2749
2332	if ($exit->slaying eq "/!") {
2333	#TODO: this should de-fi-ni-te-ly not be a sync-job
2334	# the problem is that $exit might not survive long enough
2335	# so it needs to be done right now, right here
2336	cf::sync_job { prepare_random_map $exit };
2337	}
2338
2339	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2340	my $hp = $exit->stats->hp;
2341	my $sp = $exit->stats->sp;
2342
2343	$self->enter_link;	2750	$self->enter_link;
2344		2751
2345	(async {	2752	(async {
2346	$self->deactivate_recursive; # just to be sure	2753	$Coro::current->{desc} = "enter_exit";
		2754
2347	unless (eval {	2755	unless (eval {
		2756	$self->deactivate_recursive; # just to be sure
		2757
		2758	# random map handling
		2759	{
		2760	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2761
		2762	prepare_random_map $exit
		2763	if $exit->slaying eq "/!";
		2764	}
		2765
		2766	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2767	my $x = $exit->stats->hp;
		2768	my $y = $exit->stats->sp;
		2769
2348	$self->goto ($slaying, $hp, $sp);	2770	$self->goto ($map, $x, $y);
2349		2771
		2772	# if exit is damned, update players death & WoR home-position
		2773	$self->contr->savebed ($map, $x, $y)
		2774	if $exit->flag (cf::FLAG_DAMNED);
		2775
2350	1;	2776	1
2351	}) {	2777	}) {
2352	$self->message ("Something went wrong deep within the crossfire server. "	2778	$self->message ("Something went wrong deep within the deliantra server. "
2353	. "I'll try to bring you back to the map you were before. "	2779	. "I'll try to bring you back to the map you were before. "
2354	. "Please report this to the dungeon master!",	2780	. "Please report this to the dungeon master!",
2355	cf::NDI_UNIQUE | cf::NDI_RED);	2781	cf::NDI_UNIQUE | cf::NDI_RED);
2356		2782
2357	warn "ERROR in enter_exit: $@";	2783	warn "ERROR in enter_exit: $@";
…		…
2376		2802
2377	utf8::encode $text;	2803	utf8::encode $text;
2378	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2804	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2379	}	2805	}
2380		2806
		2807	=item $client->send_big_packet ($pkt)
		2808
		2809	Like C<send_packet>, but tries to compress large packets, and fragments
		2810	them as required.
		2811
		2812	=cut
		2813
		2814	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2815
		2816	sub cf::client::send_big_packet {
		2817	my ($self, $pkt) = @_;
		2818
		2819	# try lzf for large packets
		2820	$pkt = "lzf " . Compress::LZF::compress $pkt
		2821	if 1024 <= length $pkt and $self->{can_lzf};
		2822
		2823	# split very large packets
		2824	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2825	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2826	$pkt = "frag";
		2827	}
		2828
		2829	$self->send_packet ($pkt);
		2830	}
		2831
2381	=item $client->send_msg ($color, $type, $msg, [extra...])	2832	=item $client->send_msg ($channel, $msg, $color, [extra...])
2382		2833
2383	Send a drawinfo or msg packet to the client, formatting the msg for the	2834	Send a drawinfo or msg packet to the client, formatting the msg for the
2384	client if neccessary. C<$type> should be a string identifying the type of	2835	client if neccessary. C<$type> should be a string identifying the type of
2385	the message, with C<log> being the default. If C<$color> is negative, suppress	2836	the message, with C<log> being the default. If C<$color> is negative, suppress
2386	the message unless the client supports the msg packet.	2837	the message unless the client supports the msg packet.
2387		2838
2388	=cut	2839	=cut
2389		2840
		2841	# non-persistent channels (usually the info channel)
		2842	our %CHANNEL = (
		2843	"c/motd" => {
		2844	id => "infobox",
		2845	title => "MOTD",
		2846	reply => undef,
		2847	tooltip => "The message of the day",
		2848	},
		2849	"c/identify" => {
		2850	id => "infobox",
		2851	title => "Identify",
		2852	reply => undef,
		2853	tooltip => "Items recently identified",
		2854	},
		2855	"c/examine" => {
		2856	id => "infobox",
		2857	title => "Examine",
		2858	reply => undef,
		2859	tooltip => "Signs and other items you examined",
		2860	},
		2861	"c/shopinfo" => {
		2862	id => "infobox",
		2863	title => "Shop Info",
		2864	reply => undef,
		2865	tooltip => "What your bargaining skill tells you about the shop",
		2866	},
		2867	"c/book" => {
		2868	id => "infobox",
		2869	title => "Book",
		2870	reply => undef,
		2871	tooltip => "The contents of a note or book",
		2872	},
		2873	"c/lookat" => {
		2874	id => "infobox",
		2875	title => "Look",
		2876	reply => undef,
		2877	tooltip => "What you saw there",
		2878	},
		2879	"c/who" => {
		2880	id => "infobox",
		2881	title => "Players",
		2882	reply => undef,
		2883	tooltip => "Shows players who are currently online",
		2884	},
		2885	"c/body" => {
		2886	id => "infobox",
		2887	title => "Body Parts",
		2888	reply => undef,
		2889	tooltip => "Shows which body parts you posess and are available",
		2890	},
		2891	"c/statistics" => {
		2892	id => "infobox",
		2893	title => "Statistics",
		2894	reply => undef,
		2895	tooltip => "Shows your primary statistics",
		2896	},
		2897	"c/skills" => {
		2898	id => "infobox",
		2899	title => "Skills",
		2900	reply => undef,
		2901	tooltip => "Shows your experience per skill and item power",
		2902	},
		2903	"c/shopitems" => {
		2904	id => "infobox",
		2905	title => "Shop Items",
		2906	reply => undef,
		2907	tooltip => "Shows the items currently for sale in this shop",
		2908	},
		2909	"c/resistances" => {
		2910	id => "infobox",
		2911	title => "Resistances",
		2912	reply => undef,
		2913	tooltip => "Shows your resistances",
		2914	},
		2915	"c/pets" => {
		2916	id => "infobox",
		2917	title => "Pets",
		2918	reply => undef,
		2919	tooltip => "Shows information abotu your pets/a specific pet",
		2920	},
		2921	"c/perceiveself" => {
		2922	id => "infobox",
		2923	title => "Perceive Self",
		2924	reply => undef,
		2925	tooltip => "You gained detailed knowledge about yourself",
		2926	},
		2927	"c/uptime" => {
		2928	id => "infobox",
		2929	title => "Uptime",
		2930	reply => undef,
		2931	tooltip => "How long the server has been running since last restart",
		2932	},
		2933	"c/mapinfo" => {
		2934	id => "infobox",
		2935	title => "Map Info",
		2936	reply => undef,
		2937	tooltip => "Information related to the maps",
		2938	},
		2939	"c/party" => {
		2940	id => "party",
		2941	title => "Party",
		2942	reply => "gsay ",
		2943	tooltip => "Messages and chat related to your party",
		2944	},
		2945	"c/death" => {
		2946	id => "death",
		2947	title => "Death",
		2948	reply => undef,
		2949	tooltip => "Reason for and more info about your most recent death",
		2950	},
		2951	"c/say" => $SAY_CHANNEL,
		2952	"c/chat" => $CHAT_CHANNEL,
		2953	);
		2954
2390	sub cf::client::send_msg {	2955	sub cf::client::send_msg {
2391	my ($self, $color, $type, $msg, @extra) = @_;	2956	my ($self, $channel, $msg, $color, @extra) = @_;
2392		2957
2393	$msg = $self->pl->expand_cfpod ($msg);	2958	$msg = $self->pl->expand_cfpod ($msg)
		2959	unless $color & cf::NDI_VERBATIM;
2394		2960
2395	if ($self->can_msg) {	2961	$color &= cf::NDI_CLIENT_MASK; # just in case...
2396	$self->send_packet ("msg " . cf::to_json [$color, $type, $msg, @extra]);
2397	} else {
2398	# replace some tags by gcfclient-compatible ones
2399	for ($msg) {
2400	1 while
2401	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2402	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2403	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2404	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2405	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2406	}
2407		2962
2408	if ($color >= 0) {	2963	# check predefined channels, for the benefit of C
2409	if (0 && $msg =~ /\[/) {	2964	if ($CHANNEL{$channel}) {
2410	$self->send_packet ("drawextinfo $color 4 0 $msg")	2965	$channel = $CHANNEL{$channel};
2411	} else {	2966
2412	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2967	$self->ext_msg (channel_info => $channel);
2413	$self->send_packet ("drawinfo $color $msg")	2968	$channel = $channel->{id};
		2969
		2970	} elsif (ref $channel) {
		2971	# send meta info to client, if not yet sent
		2972	unless (exists $self->{channel}{$channel->{id}}) {
		2973	$self->{channel}{$channel->{id}} = $channel;
		2974	$self->ext_msg (channel_info => $channel);
2414	}	2975	}
2415	}
2416	}
2417	}
2418		2976
		2977	$channel = $channel->{id};
		2978	}
		2979
		2980	return unless @extra || length $msg;
		2981
		2982	# default colour, mask it out
		2983	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2984	if $color & cf::NDI_DEF;
		2985
		2986	my $pkt = "msg "
		2987	. $self->{json_coder}->encode (
		2988	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2989	);
		2990
		2991	$self->send_big_packet ($pkt);
		2992	}
		2993
2419	=item $client->ext_event ($type, %msg)	2994	=item $client->ext_msg ($type, @msg)
2420		2995
2421	Sends an ext event to the client.	2996	Sends an ext event to the client.
2422		2997
2423	=cut	2998	=cut
2424		2999
2425	sub cf::client::ext_event($$%) {	3000	sub cf::client::ext_msg($$@) {
2426	my ($self, $type, %msg) = @_;	3001	my ($self, $type, @msg) = @_;
2427		3002
		3003	if ($self->extcmd == 2) {
		3004	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3005	} elsif ($self->extcmd == 1) { # TODO: remove
2428	$msg{msgtype} = "event_$type";	3006	push @msg, msgtype => "event_$type";
2429	$self->send_packet ("ext " . cf::to_json \%msg);	3007	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3008	}
		3009	}
		3010
		3011	=item $client->ext_reply ($msgid, @msg)
		3012
		3013	Sends an ext reply to the client.
		3014
		3015	=cut
		3016
		3017	sub cf::client::ext_reply($$@) {
		3018	my ($self, $id, @msg) = @_;
		3019
		3020	if ($self->extcmd == 2) {
		3021	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3022	} elsif ($self->extcmd == 1) {
		3023	#TODO: version 1, remove
		3024	unshift @msg, msgtype => "reply", msgid => $id;
		3025	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3026	}
2430	}	3027	}
2431		3028
2432	=item $success = $client->query ($flags, "text", \&cb)	3029	=item $success = $client->query ($flags, "text", \&cb)
2433		3030
2434	Queues a query to the client, calling the given callback with	3031	Queues a query to the client, calling the given callback with
…		…
2457		3054
2458	1	3055	1
2459	}	3056	}
2460		3057
2461	cf::client->attach (	3058	cf::client->attach (
		3059	on_connect => sub {
		3060	my ($ns) = @_;
		3061
		3062	$ns->{json_coder} = JSON::XS->new->utf8->max_size (1e6)->convert_blessed;
		3063	},
2462	on_reply => sub {	3064	on_reply => sub {
2463	my ($ns, $msg) = @_;	3065	my ($ns, $msg) = @_;
2464		3066
2465	# this weird shuffling is so that direct followup queries	3067	# this weird shuffling is so that direct followup queries
2466	# get handled first	3068	# get handled first
…		…
2481	}	3083	}
2482	},	3084	},
2483	on_exticmd => sub {	3085	on_exticmd => sub {
2484	my ($ns, $buf) = @_;	3086	my ($ns, $buf) = @_;
2485		3087
2486	my $msg = eval { from_json $buf };	3088	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2487		3089
2488	if (ref $msg) {	3090	if (ref $msg) {
		3091	my ($type, $reply, @payload) =
		3092	"ARRAY" eq ref $msg
		3093	? @$msg
		3094	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3095
		3096	my @reply;
		3097
2489	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3098	if (my $cb = $EXTICMD{$type}) {
2490	if (my %reply = $cb->($ns, $msg)) {	3099	@reply = $cb->($ns, @payload);
2491	$reply{msgid} = $msg->{msgid};
2492	$ns->send ("ext " . cf::to_json \%reply);
2493	}
2494	}	3100	}
		3101
		3102	$ns->ext_reply ($reply, @reply)
		3103	if $reply;
		3104
2495	} else {	3105	} else {
2496	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3106	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2497	}	3107	}
2498		3108
2499	cf::override;	3109	cf::override;
…		…
2546	our $safe = new Safe "safe";	3156	our $safe = new Safe "safe";
2547	our $safe_hole = new Safe::Hole;	3157	our $safe_hole = new Safe::Hole;
2548		3158
2549	$SIG{FPE} = 'IGNORE';	3159	$SIG{FPE} = 'IGNORE';
2550		3160
2551	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3161	$safe->permit_only (Opcode::opset qw(
		3162	:base_core :base_mem :base_orig :base_math :base_loop
		3163	grepstart grepwhile mapstart mapwhile
		3164	sort time
		3165	));
2552		3166
2553	# here we export the classes and methods available to script code	3167	# here we export the classes and methods available to script code
2554		3168
2555	=pod	3169	=pod
2556		3170
2557	The following functions and methods are available within a safe environment:	3171	The following functions and methods are available within a safe environment:
2558		3172
2559	cf::object contr pay_amount pay_player map	3173	cf::object
		3174	contr pay_amount pay_player map x y force_find force_add destroy
		3175	insert remove name archname title slaying race decrease split
		3176	value
		3177
2560	cf::object::player player	3178	cf::object::player
2561	cf::player peaceful	3179	player
2562	cf::map trigger	3180
		3181	cf::player
		3182	peaceful
		3183
		3184	cf::map
		3185	trigger
2563		3186
2564	=cut	3187	=cut
2565		3188
2566	for (	3189	for (
2567	["cf::object" => qw(contr pay_amount pay_player map)],	3190	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		3191	insert remove inv nrof name archname title slaying race
		3192	decrease split destroy change_exp value msg lore send_msg)],
2568	["cf::object::player" => qw(player)],	3193	["cf::object::player" => qw(player)],
2569	["cf::player" => qw(peaceful)],	3194	["cf::player" => qw(peaceful send_msg)],
2570	["cf::map" => qw(trigger)],	3195	["cf::map" => qw(trigger)],
2571	) {	3196	) {
2572	no strict 'refs';	3197	no strict 'refs';
2573	my ($pkg, @funs) = @$_;	3198	my ($pkg, @funs) = @$_;
2574	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3199	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2592		3217
2593	my $qcode = $code;	3218	my $qcode = $code;
2594	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3219	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2595	$qcode =~ s/\n/\\n/g;	3220	$qcode =~ s/\n/\\n/g;
2596		3221
		3222	%vars = (_dummy => 0) unless %vars;
		3223
		3224	my @res;
2597	local $_;	3225	local $_;
2598	local @safe::cf::_safe_eval_args = values %vars;
2599		3226
2600	my $eval =	3227	my $eval =
2601	"do {\n"	3228	"do {\n"
2602	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3229	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2603	. "#line 0 \"{$qcode}\"\n"	3230	. "#line 0 \"{$qcode}\"\n"
2604	. $code	3231	. $code
2605	. "\n}"	3232	. "\n}"
2606	;	3233	;
2607		3234
		3235	if ($CFG{safe_eval}) {
2608	sub_generation_inc;	3236	sub_generation_inc;
		3237	local @safe::cf::_safe_eval_args = values %vars;
2609	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3238	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2610	sub_generation_inc;	3239	sub_generation_inc;
		3240	} else {
		3241	local @cf::_safe_eval_args = values %vars;
		3242	@res = wantarray ? eval eval : scalar eval $eval;
		3243	}
2611		3244
2612	if ($@) {	3245	if ($@) {
2613	warn "$@";	3246	warn "$@";
2614	warn "while executing safe code '$code'\n";	3247	warn "while executing safe code '$code'\n";
2615	warn "with arguments " . (join " ", %vars) . "\n";	3248	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2634	=cut	3267	=cut
2635		3268
2636	sub register_script_function {	3269	sub register_script_function {
2637	my ($fun, $cb) = @_;	3270	my ($fun, $cb) = @_;
2638		3271
2639	no strict 'refs';	3272	$fun = "safe::$fun" if $CFG{safe_eval};
2640	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3273	*$fun = $safe_hole->wrap ($cb);
2641	}	3274	}
2642		3275
2643	=back	3276	=back
2644		3277
2645	=cut	3278	=cut
…		…
2647	#############################################################################	3280	#############################################################################
2648	# the server's init and main functions	3281	# the server's init and main functions
2649		3282
2650	sub load_facedata($) {	3283	sub load_facedata($) {
2651	my ($path) = @_;	3284	my ($path) = @_;
		3285
		3286	# HACK to clear player env face cache, we need some signal framework
		3287	# for this (global event?)
		3288	%ext::player_env::MUSIC_FACE_CACHE = ();
		3289
		3290	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2652		3291
2653	warn "loading facedata from $path\n";	3292	warn "loading facedata from $path\n";
2654		3293
2655	my $facedata;	3294	my $facedata;
2656	0 < aio_load $path, $facedata	3295	0 < aio_load $path, $facedata
…		…
2659	$facedata = Coro::Storable::thaw $facedata;	3298	$facedata = Coro::Storable::thaw $facedata;
2660		3299
2661	$facedata->{version} == 2	3300	$facedata->{version} == 2
2662	or cf::cleanup "$path: version mismatch, cannot proceed.";	3301	or cf::cleanup "$path: version mismatch, cannot proceed.";
2663		3302
		3303	# patch in the exptable
		3304	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3305	$facedata->{resource}{"res/exp_table"} = {
		3306	type => FT_RSRC,
		3307	data => $exp_table,
		3308	hash => (Digest::MD5::md5 $exp_table),
		3309	};
		3310	cf::cede_to_tick;
		3311
2664	{	3312	{
2665	my $faces = $facedata->{faceinfo};	3313	my $faces = $facedata->{faceinfo};
2666		3314
2667	while (my ($face, $info) = each %$faces) {	3315	while (my ($face, $info) = each %$faces) {
2668	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3316	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3317
2669	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3318	cf::face::set_visibility $idx, $info->{visibility};
		3319	cf::face::set_magicmap $idx, $info->{magicmap};
2670	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3320	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2671	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3321	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2672	Coro::cede;	3322
		3323	cf::cede_to_tick;
2673	}	3324	}
2674		3325
2675	while (my ($face, $info) = each %$faces) {	3326	while (my ($face, $info) = each %$faces) {
2676	next unless $info->{smooth};	3327	next unless $info->{smooth};
		3328
2677	my $idx = cf::face::find $face	3329	my $idx = cf::face::find $face
2678	or next;	3330	or next;
		3331
2679	if (my $smooth = cf::face::find $info->{smooth}) {	3332	if (my $smooth = cf::face::find $info->{smooth}) {
		3333	cf::face::set_smooth $idx, $smooth;
2680	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3334	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2681	} else {	3335	} else {
2682	warn "smooth face '$info->{smooth}' not found for face '$face'";	3336	warn "smooth face '$info->{smooth}' not found for face '$face'";
2683	}	3337	}
2684	Coro::cede;	3338
		3339	cf::cede_to_tick;
2685	}	3340	}
2686	}	3341	}
2687		3342
2688	{	3343	{
2689	my $anims = $facedata->{animinfo};	3344	my $anims = $facedata->{animinfo};
2690		3345
2691	while (my ($anim, $info) = each %$anims) {	3346	while (my ($anim, $info) = each %$anims) {
2692	cf::anim::set $anim, $info->{frames}, $info->{facings};	3347	cf::anim::set $anim, $info->{frames}, $info->{facings};
2693	Coro::cede;	3348	cf::cede_to_tick;
2694	}	3349	}
2695		3350
2696	cf::anim::invalidate_all; # d'oh	3351	cf::anim::invalidate_all; # d'oh
2697	}	3352	}
2698		3353
		3354	{
		3355	my $res = $facedata->{resource};
		3356
		3357	while (my ($name, $info) = each %$res) {
		3358	if (defined $info->{type}) {
		3359	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3360
		3361	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3362	cf::face::set_type $idx, $info->{type};
		3363	} else {
		3364	$RESOURCE{$name} = $info;
		3365	}
		3366
		3367	cf::cede_to_tick;
		3368	}
		3369	}
		3370
		3371	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3372
2699	1	3373	1
2700	}	3374	}
2701		3375
		3376	cf::global->attach (on_resource_update => sub {
		3377	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3378	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3379
		3380	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3381	my $sound = $soundconf->{compat}[$_]
		3382	or next;
		3383
		3384	my $face = cf::face::find "sound/$sound->[1]";
		3385	cf::sound::set $sound->[0] => $face;
		3386	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3387	}
		3388
		3389	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3390	my $face = cf::face::find "sound/$v";
		3391	cf::sound::set $k => $face;
		3392	}
		3393	}
		3394	});
		3395
		3396	register_exticmd fx_want => sub {
		3397	my ($ns, $want) = @_;
		3398
		3399	while (my ($k, $v) = each %$want) {
		3400	$ns->fx_want ($k, $v);
		3401	}
		3402	};
		3403
		3404	sub load_resource_file($) {
		3405	my $guard = lock_acquire "load_resource_file";
		3406
		3407	my $status = load_resource_file_ $_[0];
		3408	get_slot 0.1, 100;
		3409	cf::arch::commit_load;
		3410
		3411	$status
		3412	}
		3413
2702	sub reload_regions {	3414	sub reload_regions {
		3415	# HACK to clear player env face cache, we need some signal framework
		3416	# for this (global event?)
		3417	%ext::player_env::MUSIC_FACE_CACHE = ();
		3418
2703	load_resource_file "$MAPDIR/regions"	3419	load_resource_file "$MAPDIR/regions"
2704	or die "unable to load regions file\n";	3420	or die "unable to load regions file\n";
		3421
		3422	for (cf::region::list) {
		3423	$_->{match} = qr/$_->{match}/
		3424	if exists $_->{match};
		3425	}
2705	}	3426	}
2706		3427
2707	sub reload_facedata {	3428	sub reload_facedata {
2708	load_facedata "$DATADIR/facedata"	3429	load_facedata "$DATADIR/facedata"
2709	or die "unable to load facedata\n";	3430	or die "unable to load facedata\n";
…		…
2720	}	3441	}
2721		3442
2722	sub reload_resources {	3443	sub reload_resources {
2723	warn "reloading resource files...\n";	3444	warn "reloading resource files...\n";
2724		3445
		3446	reload_facedata;
		3447	reload_archetypes;
2725	reload_regions;	3448	reload_regions;
2726	reload_facedata;
2727	#reload_archetypes;#d#
2728	reload_archetypes;
2729	reload_treasures;	3449	reload_treasures;
2730		3450
2731	warn "finished reloading resource files\n";	3451	warn "finished reloading resource files\n";
2732	}	3452	}
2733		3453
2734	sub init {	3454	sub reload_config {
2735	reload_resources;	3455	warn "reloading config file...\n";
2736	}
2737		3456
2738	sub cfg_load {
2739	open my $fh, "<:utf8", "$CONFDIR/config"	3457	open my $fh, "<:utf8", "$CONFDIR/config"
2740	or return;	3458	or return;
2741		3459
2742	local $/;	3460	local $/;
2743	*CFG = YAML::Syck::Load <$fh>;	3461	*CFG = YAML::XS::Load scalar <$fh>;
2744		3462
2745	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3463	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2746		3464
2747	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3465	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2748	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3466	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2752	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3470	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2753	and die "WARNING: m(un)lockall failed: $!\n";	3471	and die "WARNING: m(un)lockall failed: $!\n";
2754	};	3472	};
2755	warn $@ if $@;	3473	warn $@ if $@;
2756	}	3474	}
		3475
		3476	warn "finished reloading resource files\n";
		3477	}
		3478
		3479	sub pidfile() {
		3480	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3481	or die "$PIDFILE: $!";
		3482	flock $fh, &Fcntl::LOCK_EX
		3483	or die "$PIDFILE: flock: $!";
		3484	$fh
		3485	}
		3486
		3487	# make sure only one server instance is running at any one time
		3488	sub atomic {
		3489	my $fh = pidfile;
		3490
		3491	my $pid = <$fh>;
		3492	kill 9, $pid if $pid > 0;
		3493
		3494	seek $fh, 0, 0;
		3495	print $fh $$;
		3496	}
		3497
		3498	sub main_loop {
		3499	warn "EV::loop starting\n";
		3500	if (1) {
		3501	EV::loop;
		3502	}
		3503	warn "EV::loop returned\n";
		3504	goto &main_loop unless $REALLY_UNLOOP;
2757	}	3505	}
2758		3506
2759	sub main {	3507	sub main {
		3508	cf::init_globals; # initialise logging
		3509
		3510	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3511	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3512	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3513	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3514
		3515	cf::init_experience;
		3516	cf::init_anim;
		3517	cf::init_attackmess;
		3518	cf::init_dynamic;
		3519
		3520	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3521
2760	# we must not ever block the main coroutine	3522	# we must not ever block the main coroutine
2761	local $Coro::idle = sub {	3523	local $Coro::idle = sub {
2762	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3524	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2763	(async {	3525	(async {
2764	Event::one_event;	3526	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3527	EV::loop EV::LOOP_ONESHOT;
2765	})->prio (Coro::PRIO_MAX);	3528	})->prio (Coro::PRIO_MAX);
2766	};	3529	};
2767		3530
2768	cfg_load;	3531	evthread_start IO::AIO::poll_fileno;
		3532
		3533	cf::sync_job {
		3534	cf::load_settings;
		3535	cf::load_materials;
		3536
		3537	reload_resources;
		3538	reload_config;
2769	db_init;	3539	db_init;
		3540
		3541	cf::init_uuid;
		3542	cf::init_signals;
		3543	cf::init_commands;
		3544	cf::init_skills;
		3545
		3546	cf::init_beforeplay;
		3547
		3548	atomic;
		3549
2770	load_extensions;	3550	load_extensions;
2771		3551
2772	$TICK_WATCHER->start;	3552	utime time, time, $RUNTIMEFILE;
2773	Event::loop;	3553
		3554	# no (long-running) fork's whatsoever before this point(!)
		3555	use POSIX ();
		3556	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3557
		3558	(pop @POST_INIT)->(0) while @POST_INIT;
		3559	};
		3560
		3561	main_loop;
2774	}	3562	}
2775		3563
2776	#############################################################################	3564	#############################################################################
2777	# initialisation and cleanup	3565	# initialisation and cleanup
2778		3566
2779	# install some emergency cleanup handlers	3567	# install some emergency cleanup handlers
2780	BEGIN {	3568	BEGIN {
		3569	our %SIGWATCHER = ();
2781	for my $signal (qw(INT HUP TERM)) {	3570	for my $signal (qw(INT HUP TERM)) {
2782	Event->signal (	3571	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2783	reentrant => 0,
2784	data => WF_AUTOCANCEL,
2785	signal => $signal,
2786	prio => 0,
2787	cb => sub {
2788	cf::cleanup "SIG$signal";	3572	cf::cleanup "SIG$signal";
2789	},
2790	);	3573	};
2791	}	3574	}
2792	}	3575	}
2793		3576
2794	sub write_runtime {	3577	sub write_runtime_sync {
2795	my $runtime = "$LOCALDIR/runtime";
2796
2797	# first touch the runtime file to show we are still running:	3578	# first touch the runtime file to show we are still running:
2798	# the fsync below can take a very very long time.	3579	# the fsync below can take a very very long time.
2799		3580
2800	IO::AIO::aio_utime $runtime, undef, undef;	3581	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2801		3582
2802	my $guard = cf::lock_acquire "write_runtime";	3583	my $guard = cf::lock_acquire "write_runtime";
2803		3584
2804	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3585	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2805	or return;	3586	or return;
2806		3587
2807	my $value = $cf::RUNTIME + 90 + 10;	3588	my $value = $cf::RUNTIME + 90 + 10;
2808	# 10 is the runtime save interval, for a monotonic clock	3589	# 10 is the runtime save interval, for a monotonic clock
2809	# 60 allows for the watchdog to kill the server.	3590	# 60 allows for the watchdog to kill the server.
…		…
2819	aio_utime $fh, undef, undef;	3600	aio_utime $fh, undef, undef;
2820		3601
2821	close $fh	3602	close $fh
2822	or return;	3603	or return;
2823		3604
2824	aio_rename "$runtime~", $runtime	3605	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2825	and return;	3606	and return;
2826		3607
2827	warn "runtime file written.\n";	3608	warn "runtime file written.\n";
2828		3609
2829	1	3610	1
		3611	}
		3612
		3613	our $uuid_lock;
		3614	our $uuid_skip;
		3615
		3616	sub write_uuid_sync($) {
		3617	$uuid_skip ||= $_[0];
		3618
		3619	return if $uuid_lock;
		3620	local $uuid_lock = 1;
		3621
		3622	my $uuid = "$LOCALDIR/uuid";
		3623
		3624	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3625	or return;
		3626
		3627	my $value = uuid_seq uuid_cur;
		3628
		3629	unless ($value) {
		3630	warn "cowardly refusing to write zero uuid value!\n";
		3631	return;
		3632	}
		3633
		3634	my $value = uuid_str $value + $uuid_skip;
		3635	$uuid_skip = 0;
		3636
		3637	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3638	and return;
		3639
		3640	# always fsync - this file is important
		3641	aio_fsync $fh
		3642	and return;
		3643
		3644	close $fh
		3645	or return;
		3646
		3647	aio_rename "$uuid~", $uuid
		3648	and return;
		3649
		3650	warn "uuid file written ($value).\n";
		3651
		3652	1
		3653
		3654	}
		3655
		3656	sub write_uuid($$) {
		3657	my ($skip, $sync) = @_;
		3658
		3659	$sync ? write_uuid_sync $skip
		3660	: async { write_uuid_sync $skip };
2830	}	3661	}
2831		3662
2832	sub emergency_save() {	3663	sub emergency_save() {
2833	my $freeze_guard = cf::freeze_mainloop;	3664	my $freeze_guard = cf::freeze_mainloop;
2834		3665
2835	warn "enter emergency perl save\n";	3666	warn "emergency_perl_save: enter\n";
2836		3667
2837	cf::sync_job {	3668	cf::sync_job {
		3669	# this is a trade-off: we want to be very quick here, so
		3670	# save all maps without fsync, and later call a global sync
		3671	# (which in turn might be very very slow)
		3672	local $USE_FSYNC = 0;
		3673
2838	# use a peculiar iteration method to avoid tripping on perl	3674	# use a peculiar iteration method to avoid tripping on perl
2839	# refcount bugs in for. also avoids problems with players	3675	# refcount bugs in for. also avoids problems with players
2840	# and maps saved/destroyed asynchronously.	3676	# and maps saved/destroyed asynchronously.
2841	warn "begin emergency player save\n";	3677	warn "emergency_perl_save: begin player save\n";
2842	for my $login (keys %cf::PLAYER) {	3678	for my $login (keys %cf::PLAYER) {
2843	my $pl = $cf::PLAYER{$login} or next;	3679	my $pl = $cf::PLAYER{$login} or next;
2844	$pl->valid or next;	3680	$pl->valid or next;
		3681	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2845	$pl->save;	3682	$pl->save;
2846	}	3683	}
2847	warn "end emergency player save\n";	3684	warn "emergency_perl_save: end player save\n";
2848		3685
2849	warn "begin emergency map save\n";	3686	warn "emergency_perl_save: begin map save\n";
2850	for my $path (keys %cf::MAP) {	3687	for my $path (keys %cf::MAP) {
2851	my $map = $cf::MAP{$path} or next;	3688	my $map = $cf::MAP{$path} or next;
2852	$map->valid or next;	3689	$map->valid or next;
2853	$map->save;	3690	$map->save;
2854	}	3691	}
2855	warn "end emergency map save\n";	3692	warn "emergency_perl_save: end map save\n";
2856		3693
2857	warn "begin emergency database checkpoint\n";	3694	warn "emergency_perl_save: begin database checkpoint\n";
2858	BDB::db_env_txn_checkpoint $DB_ENV;	3695	BDB::db_env_txn_checkpoint $DB_ENV;
2859	warn "end emergency database checkpoint\n";	3696	warn "emergency_perl_save: end database checkpoint\n";
		3697
		3698	warn "emergency_perl_save: begin write uuid\n";
		3699	write_uuid_sync 1;
		3700	warn "emergency_perl_save: end write uuid\n";
2860	};	3701	};
2861		3702
		3703	warn "emergency_perl_save: starting sync()\n";
		3704	IO::AIO::aio_sync sub {
		3705	warn "emergency_perl_save: finished sync()\n";
		3706	};
		3707
2862	warn "leave emergency perl save\n";	3708	warn "emergency_perl_save: leave\n";
2863	}	3709	}
2864		3710
2865	sub post_cleanup {	3711	sub post_cleanup {
2866	my ($make_core) = @_;	3712	my ($make_core) = @_;
2867		3713
2868	warn Carp::longmess "post_cleanup backtrace"	3714	warn Carp::longmess "post_cleanup backtrace"
2869	if $make_core;	3715	if $make_core;
		3716
		3717	my $fh = pidfile;
		3718	unlink $PIDFILE if <$fh> == $$;
		3719	}
		3720
		3721	# a safer delete_package, copied from Symbol
		3722	sub clear_package($) {
		3723	my $pkg = shift;
		3724
		3725	# expand to full symbol table name if needed
		3726	unless ($pkg =~ /^main::.*::$/) {
		3727	$pkg = "main$pkg" if $pkg =~ /^::/;
		3728	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3729	$pkg .= '::' unless $pkg =~ /::$/;
		3730	}
		3731
		3732	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3733	my $stem_symtab = *{$stem}{HASH};
		3734
		3735	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3736	or return;
		3737
		3738	# clear all symbols
		3739	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3740	for my $name (keys %$leaf_symtab) {
		3741	_gv_clear *{"$pkg$name"};
		3742	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3743	}
		3744	warn "cleared package $pkg\n";#d#
2870	}	3745	}
2871		3746
2872	sub do_reload_perl() {	3747	sub do_reload_perl() {
2873	# can/must only be called in main	3748	# can/must only be called in main
2874	if ($Coro::current != $Coro::main) {	3749	if ($Coro::current != $Coro::main) {
2875	warn "can only reload from main coroutine";	3750	warn "can only reload from main coroutine";
2876	return;	3751	return;
2877	}	3752	}
2878		3753
		3754	return if $RELOAD++;
		3755
		3756	my $t1 = EV::time;
		3757
		3758	while ($RELOAD) {
2879	warn "reloading...";	3759	warn "reloading...";
2880		3760
2881	warn "entering sync_job";	3761	warn "entering sync_job";
2882		3762
2883	cf::sync_job {	3763	cf::sync_job {
2884	cf::write_runtime; # external watchdog should not bark	3764	cf::write_runtime_sync; # external watchdog should not bark
2885	cf::emergency_save;	3765	cf::emergency_save;
2886	cf::write_runtime; # external watchdog should not bark	3766	cf::write_runtime_sync; # external watchdog should not bark
2887		3767
2888	warn "syncing database to disk";	3768	warn "syncing database to disk";
2889	BDB::db_env_txn_checkpoint $DB_ENV;	3769	BDB::db_env_txn_checkpoint $DB_ENV;
2890		3770
2891	# if anything goes wrong in here, we should simply crash as we already saved	3771	# if anything goes wrong in here, we should simply crash as we already saved
2892		3772
2893	warn "cancelling all WF_AUTOCANCEL watchers";
2894	for (Event::all_watchers) {
2895	$_->cancel if $_->data & WF_AUTOCANCEL;
2896	}
2897
2898	warn "flushing outstanding aio requests";	3773	warn "flushing outstanding aio requests";
2899	for (;;) {
2900	BDB::flush;
2901	IO::AIO::flush;
2902	Coro::cede;
2903	last unless IO::AIO::nreqs || BDB::nreqs;	3774	while (IO::AIO::nreqs || BDB::nreqs) {
2904	warn "iterate...";	3775	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
2905	}
2906
2907	++$RELOAD;
2908
2909	warn "cancelling all extension coros";
2910	$_->cancel for values %EXT_CORO;
2911	%EXT_CORO = ();
2912
2913	warn "removing commands";
2914	%COMMAND = ();
2915
2916	warn "removing ext/exti commands";
2917	%EXTCMD = ();
2918	%EXTICMD = ();
2919
2920	warn "unloading/nuking all extensions";
2921	for my $pkg (@EXTS) {
2922	warn "... unloading $pkg";
2923
2924	if (my $cb = $pkg->can ("unload")) {
2925	eval {
2926	$cb->($pkg);
2927	1
2928	} or warn "$pkg unloaded, but with errors: $@";
2929	}	3776	}
2930		3777
2931	warn "... nuking $pkg";	3778	warn "cancelling all extension coros";
2932	Symbol::delete_package $pkg;	3779	$_->cancel for values %EXT_CORO;
2933	}	3780	%EXT_CORO = ();
2934		3781
2935	warn "unloading all perl modules loaded from $LIBDIR";	3782	warn "removing commands";
2936	while (my ($k, $v) = each %INC) {	3783	%COMMAND = ();
2937	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2938		3784
		3785	warn "removing ext/exti commands";
		3786	%EXTCMD = ();
		3787	%EXTICMD = ();
		3788
		3789	warn "unloading/nuking all extensions";
		3790	for my $pkg (@EXTS) {
2939	warn "... unloading $k";	3791	warn "... unloading $pkg";
2940	delete $INC{$k};
2941		3792
2942	$k =~ s/\.pm$//;
2943	$k =~ s/\//::/g;
2944
2945	if (my $cb = $k->can ("unload_module")) {	3793	if (my $cb = $pkg->can ("unload")) {
		3794	eval {
2946	$cb->();	3795	$cb->($pkg);
		3796	1
		3797	} or warn "$pkg unloaded, but with errors: $@";
		3798	}
		3799
		3800	warn "... clearing $pkg";
		3801	clear_package $pkg;
2947	}	3802	}
2948		3803
2949	Symbol::delete_package $k;	3804	warn "unloading all perl modules loaded from $LIBDIR";
		3805	while (my ($k, $v) = each %INC) {
		3806	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3807
		3808	warn "... unloading $k";
		3809	delete $INC{$k};
		3810
		3811	$k =~ s/\.pm$//;
		3812	$k =~ s/\//::/g;
		3813
		3814	if (my $cb = $k->can ("unload_module")) {
		3815	$cb->();
		3816	}
		3817
		3818	clear_package $k;
2950	}	3819	}
2951		3820
2952	warn "getting rid of safe::, as good as possible";	3821	warn "getting rid of safe::, as good as possible";
2953	Symbol::delete_package "safe::$_"	3822	clear_package "safe::$_"
2954	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3823	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2955		3824
2956	warn "unloading cf.pm \"a bit\"";	3825	warn "unloading cf.pm \"a bit\"";
2957	delete $INC{"cf.pm"};	3826	delete $INC{"cf.pm"};
2958	delete $INC{"cf/pod.pm"};	3827	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
2959		3828
2960	# don't, removes xs symbols, too,	3829	# don't, removes xs symbols, too,
2961	# and global variables created in xs	3830	# and global variables created in xs
2962	#Symbol::delete_package __PACKAGE__;	3831	#clear_package __PACKAGE__;
2963		3832
2964	warn "unload completed, starting to reload now";	3833	warn "unload completed, starting to reload now";
2965		3834
2966	warn "reloading cf.pm";	3835	warn "reloading cf.pm";
2967	require cf;	3836	require cf;
2968	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3837	cf::_connect_to_perl_1;
2969		3838
2970	warn "loading config and database again";	3839	warn "loading config and database again";
2971	cf::cfg_load;	3840	cf::reload_config;
2972		3841
2973	warn "loading extensions";	3842	warn "loading extensions";
2974	cf::load_extensions;	3843	cf::load_extensions;
2975		3844
		3845	if ($REATTACH_ON_RELOAD) {
2976	warn "reattaching attachments to objects/players";	3846	warn "reattaching attachments to objects/players";
2977	_global_reattach; # objects, sockets	3847	_global_reattach; # objects, sockets
2978	warn "reattaching attachments to maps";	3848	warn "reattaching attachments to maps";
2979	reattach $_ for values %MAP;	3849	reattach $_ for values %MAP;
2980	warn "reattaching attachments to players";	3850	warn "reattaching attachments to players";
2981	reattach $_ for values %PLAYER;	3851	reattach $_ for values %PLAYER;
		3852	}
2982		3853
		3854	warn "running post_init jobs";
		3855	(pop @POST_INIT)->(1) while @POST_INIT;
		3856
2983	warn "leaving sync_job";	3857	warn "leaving sync_job";
2984		3858
2985	1	3859	1
2986	} or do {	3860	} or do {
2987	warn $@;	3861	warn $@;
2988	warn "error while reloading, exiting.";	3862	cf::cleanup "error while reloading, exiting.";
2989	exit 1;
2990	};	3863	};
2991		3864
2992	warn "reloaded";	3865	warn "reloaded";
		3866	--$RELOAD;
		3867	}
		3868
		3869	$t1 = EV::time - $t1;
		3870	warn "reload completed in ${t1}s\n";
2993	};	3871	};
2994		3872
2995	our $RELOAD_WATCHER; # used only during reload	3873	our $RELOAD_WATCHER; # used only during reload
2996		3874
2997	sub reload_perl() {	3875	sub reload_perl() {
2998	# doing reload synchronously and two reloads happen back-to-back,	3876	# doing reload synchronously and two reloads happen back-to-back,
2999	# coro crashes during coro_state_free->destroy here.	3877	# coro crashes during coro_state_free->destroy here.
3000		3878
3001	$RELOAD_WATCHER ||= Event->timer (	3879	$RELOAD_WATCHER ||= cf::async {
3002	reentrant => 0,	3880	Coro::AIO::aio_wait cache_extensions;
3003	after => 0,	3881
3004	data => WF_AUTOCANCEL,	3882	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3005	cb => sub {
3006	do_reload_perl;	3883	do_reload_perl;
3007	undef $RELOAD_WATCHER;	3884	undef $RELOAD_WATCHER;
3008	},	3885	};
3009	);	3886	};
3010	}	3887	}
3011		3888
3012	register_command "reload" => sub {	3889	register_command "reload" => sub {
3013	my ($who, $arg) = @_;	3890	my ($who, $arg) = @_;
3014		3891
3015	if ($who->flag (FLAG_WIZ)) {	3892	if ($who->flag (FLAG_WIZ)) {
3016	$who->message ("reloading server.");	3893	$who->message ("reloading server.");
		3894	async {
		3895	$Coro::current->{desc} = "perl_reload";
3017	async { reload_perl };	3896	reload_perl;
		3897	};
3018	}	3898	}
3019	};	3899	};
3020		3900
3021	unshift @INC, $LIBDIR;	3901	unshift @INC, $LIBDIR;
3022		3902
…		…
3024		3904
3025	our @WAIT_FOR_TICK;	3905	our @WAIT_FOR_TICK;
3026	our @WAIT_FOR_TICK_BEGIN;	3906	our @WAIT_FOR_TICK_BEGIN;
3027		3907
3028	sub wait_for_tick {	3908	sub wait_for_tick {
3029	return unless $TICK_WATCHER->is_active;
3030	return if $Coro::current == $Coro::main;	3909	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3031		3910
3032	my $signal = new Coro::Signal;	3911	my $signal = new Coro::Signal;
3033	push @WAIT_FOR_TICK, $signal;	3912	push @WAIT_FOR_TICK, $signal;
3034	$signal->wait;	3913	$signal->wait;
3035	}	3914	}
3036		3915
3037	sub wait_for_tick_begin {	3916	sub wait_for_tick_begin {
3038	return unless $TICK_WATCHER->is_active;
3039	return if $Coro::current == $Coro::main;	3917	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3040		3918
3041	my $signal = new Coro::Signal;	3919	my $signal = new Coro::Signal;
3042	push @WAIT_FOR_TICK_BEGIN, $signal;	3920	push @WAIT_FOR_TICK_BEGIN, $signal;
3043	$signal->wait;	3921	$signal->wait;
3044	}	3922	}
3045		3923
3046	my $min = 1e6;#d#	3924	sub tick {
3047	my $avg = 10;
3048	$TICK_WATCHER = Event->timer (
3049	reentrant => 0,
3050	parked => 1,
3051	prio => 0,
3052	at => $NEXT_TICK || $TICK,
3053	data => WF_AUTOCANCEL,
3054	cb => sub {
3055	if ($Coro::current != $Coro::main) {	3925	if ($Coro::current != $Coro::main) {
3056	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3926	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3057	unless ++$bug_warning > 10;	3927	unless ++$bug_warning > 10;
3058	return;	3928	return;
3059	}	3929	}
3060		3930
3061	$NOW = $tick_start = Event::time;
3062
3063	cf::server_tick; # one server iteration	3931	cf::server_tick; # one server iteration
3064		3932
3065	0 && sync_job {#d#	3933	#for(1..3e6){} EV::now_update; $NOW=EV::now; # generate load #d#
3066	for(1..10) {
3067	my $t = Event::time;
3068	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3069	or die;
3070		3934
3071	$map->width (50);	3935	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3072	$map->height (50);	3936	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3073	$map->alloc;	3937	Coro::async_pool {
3074	$map->_load_objects ("/tmp/x.map", 1);	3938	$Coro::current->{desc} = "runtime saver";
3075	my $t = Event::time - $t;	3939	write_runtime_sync
3076		3940	or warn "ERROR: unable to write runtime file: $!";
3077	#next unless $t < 0.0013;#d#
3078	if ($t < $min) {
3079	$min = $t;
3080	}
3081	$avg = $avg * 0.99 + $t * 0.01;
3082	}
3083	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3084	exit 0;
3085	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3086	};	3941	};
		3942	}
3087		3943
3088	$RUNTIME += $TICK;
3089	$NEXT_TICK += $TICK;
3090
3091	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3092	$NEXT_RUNTIME_WRITE = $NOW + 10;
3093	Coro::async_pool {
3094	write_runtime
3095	or warn "ERROR: unable to write runtime file: $!";
3096	};
3097	}
3098
3099	# my $AFTER = Event::time;
3100	# warn $AFTER - $NOW;#d#
3101
3102	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3944	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3103	$sig->send;	3945	$sig->send;
3104	}	3946	}
3105	while (my $sig = shift @WAIT_FOR_TICK) {	3947	while (my $sig = shift @WAIT_FOR_TICK) {
3106	$sig->send;	3948	$sig->send;
3107	}	3949	}
3108		3950
3109	$NOW = Event::time;	3951	$LOAD = ($NOW - $TICK_START) / $TICK;
3110
3111	# if we are delayed by four ticks or more, skip them all
3112	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3113
3114	$TICK_WATCHER->at ($NEXT_TICK);
3115	$TICK_WATCHER->start;
3116
3117	$LOAD = ($NOW - $tick_start) / $TICK;
3118	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3952	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3119		3953
3120	_post_tick;	3954	if (0) {
3121		3955	if ($NEXT_TICK) {
3122		3956	my $jitter = $TICK_START - $NEXT_TICK;
		3957	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3958	warn "jitter $JITTER\n";#d#
		3959	}
3123	},	3960	}
3124	);	3961	}
3125		3962
3126	{	3963	{
3127	BDB::max_poll_time $TICK * 0.1;	3964	# configure BDB
3128	$BDB_POLL_WATCHER = Event->io (	3965
3129	reentrant => 0,
3130	fd => BDB::poll_fileno,
3131	poll => 'r',
3132	prio => 0,
3133	data => WF_AUTOCANCEL,
3134	cb => \&BDB::poll_cb,
3135	);
3136	BDB::min_parallel 8;	3966	BDB::min_parallel 16;
3137		3967	BDB::max_poll_reqs $TICK * 0.1;
3138	BDB::set_sync_prepare {	3968	$AnyEvent::BDB::WATCHER->priority (1);
3139	my $status;
3140	my $current = $Coro::current;
3141	(
3142	sub {
3143	$status = $!;
3144	$current->ready; undef $current;
3145	},
3146	sub {
3147	Coro::schedule while defined $current;
3148	$! = $status;
3149	},
3150	)
3151	};
3152		3969
3153	unless ($DB_ENV) {	3970	unless ($DB_ENV) {
3154	$DB_ENV = BDB::db_env_create;	3971	$DB_ENV = BDB::db_env_create;
		3972	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3973	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3974	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3975	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3976	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3155		3977
3156	cf::sync_job {	3978	cf::sync_job {
3157	eval {	3979	eval {
3158	BDB::db_env_open	3980	BDB::db_env_open
3159	$DB_ENV,	3981	$DB_ENV,
…		…
3161	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3983	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3162	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3984	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3163	0666;	3985	0666;
3164		3986
3165	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3987	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3166
3167	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3168	$DB_ENV->set_lk_detect;
3169	};	3988	};
3170		3989
3171	cf::cleanup "db_env_open(db): $@" if $@;	3990	cf::cleanup "db_env_open(db): $@" if $@;
3172	};	3991	};
3173	}	3992	}
		3993
		3994	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3995	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3996	};
		3997	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3998	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3999	};
		4000	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4001	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4002	};
3174	}	4003	}
3175		4004
3176	{	4005	{
		4006	# configure IO::AIO
		4007
3177	IO::AIO::min_parallel 8;	4008	IO::AIO::min_parallel 8;
3178
3179	undef $Coro::AIO::WATCHER;
3180	IO::AIO::max_poll_time $TICK * 0.1;	4009	IO::AIO::max_poll_time $TICK * 0.1;
3181	$AIO_POLL_WATCHER = Event->io (	4010	undef $AnyEvent::AIO::WATCHER;
3182	reentrant => 0,
3183	data => WF_AUTOCANCEL,
3184	fd => IO::AIO::poll_fileno,
3185	poll => 'r',
3186	prio => 6,
3187	cb => \&IO::AIO::poll_cb,
3188	);
3189	}	4011	}
3190		4012
3191	my $_log_backtrace;	4013	my $_log_backtrace;
3192		4014
3193	sub _log_backtrace {	4015	sub _log_backtrace {
…		…
3196	$msg =~ s/\n//;	4018	$msg =~ s/\n//;
3197		4019
3198	# limit the # of concurrent backtraces	4020	# limit the # of concurrent backtraces
3199	if ($_log_backtrace < 2) {	4021	if ($_log_backtrace < 2) {
3200	++$_log_backtrace;	4022	++$_log_backtrace;
		4023	my $perl_bt = Carp::longmess $msg;
3201	async {	4024	async {
		4025	$Coro::current->{desc} = "abt $msg";
		4026
3202	my @bt = fork_call {	4027	my @bt = fork_call {
3203	@addr = map { sprintf "%x", $_ } @addr;	4028	@addr = map { sprintf "%x", $_ } @addr;
3204	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4029	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3205	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4030	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3206	or die "addr2line: $!";	4031	or die "addr2line: $!";
…		…
3214	}	4039	}
3215		4040
3216	@funcs	4041	@funcs
3217	};	4042	};
3218		4043
3219	LOG llevInfo, "[ABT] $msg\n";	4044	LOG llevInfo, "[ABT] $perl_bt\n";
		4045	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3220	LOG llevInfo, "[ABT] $_\n" for @bt;	4046	LOG llevInfo, "[ABT] $_\n" for @bt;
3221	--$_log_backtrace;	4047	--$_log_backtrace;
3222	};	4048	};
3223	} else {	4049	} else {
3224	LOG llevInfo, "[ABT] $msg\n";	4050	LOG llevInfo, "[ABT] $msg\n";
3225	LOG llevInfo, "[ABT] [suppressed]\n";	4051	LOG llevInfo, "[ABT] [suppressed]\n";
3226	}	4052	}
3227	}	4053	}
3228		4054
3229	# load additional modules	4055	# load additional modules
3230	use cf::pod;	4056	require "cf/$_.pm" for @EXTRA_MODULES;
		4057	cf::_connect_to_perl_2;
3231		4058
3232	END { cf::emergency_save }	4059	END { cf::emergency_save }
3233		4060
3234	1	4061	1
3235		4062

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