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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.294 by root, Tue Jul 3 06:00:48 2007 UTC vs.
Revision 1.507 by root, Sat Mar 20 02:24:38 2010 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
		25	use 5.10.0;
3	use utf8;	26	use utf8;
4	use strict;	27	use strict qw(vars subs);
5		28
6	use Symbol;	29	use Symbol;
7	use List::Util;	30	use List::Util;
8	use Socket;	31	use Socket;
9	use Storable;	32	use EV;
10	use Event;
11	use Opcode;	33	use Opcode;
12	use Safe;	34	use Safe;
13	use Safe::Hole;	35	use Safe::Hole;
		36	use Storable ();
		37	use Carp ();
14		38
		39	use Guard ();
15	use Coro 3.61 ();	40	use Coro ();
16	use Coro::State;	41	use Coro::State;
17	use Coro::Handle;	42	use Coro::Handle;
		43	use Coro::EV;
18	use Coro::Event;	44	use Coro::AnyEvent;
19	use Coro::Timer;	45	use Coro::Timer;
20	use Coro::Signal;	46	use Coro::Signal;
21	use Coro::Semaphore;	47	use Coro::Semaphore;
		48	use Coro::SemaphoreSet;
		49	use Coro::AnyEvent;
22	use Coro::AIO;	50	use Coro::AIO;
		51	use Coro::BDB 1.6;
23	use Coro::Storable;	52	use Coro::Storable;
		53	use Coro::Util ();
24		54
25	use JSON::XS 1.4 ();	55	use JSON::XS 2.01 ();
26	use BDB ();	56	use BDB ();
27	use Data::Dumper;	57	use Data::Dumper;
28	use Digest::MD5;
29	use Fcntl;	58	use Fcntl;
30	use YAML::Syck ();	59	use YAML::XS ();
31	use IO::AIO 2.32 ();	60	use IO::AIO ();
32	use Time::HiRes;	61	use Time::HiRes;
33	use Compress::LZF;	62	use Compress::LZF;
		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->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}
…		…
1089	my ($pl, $buf) = @_;	1328	my ($pl, $buf) = @_;
1090		1329
1091	my $msg = eval { $pl->ns->{json_coder}->decode ($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<([^\>]*)>}
1406	{
1407	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1408	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1409	"")
1410	[$self->{hintmode}]
1411	}ge;
1412
1413	# create single paragraphs (very hackish)
1414	s/(?<=\S)\n(?=\w)/ /g;
1415
1416	# compress some whitespace
1417	1 while s/\s*\n\s*\n\s*/\n/;
1418
1419	s/^\s+//;
1420	s/\s+$//;
1421
1422	$_
1423	}
1424
1425	sub hintmode {
1426	$_[0]{hintmode} = $_[1] if @_ > 1;
1427	$_[0]{hintmode}
1428	}
1429
1430	=item $player->ext_reply ($msgid, %msg)	1693	=item $player->ext_reply ($msgid, @msg)
1431		1694
1432	Sends an ext reply to the player.	1695	Sends an ext reply to the player.
1433		1696
1434	=cut	1697	=cut
1435		1698
1436	sub ext_reply($$%) {	1699	sub ext_reply($$@) {
1437	my ($self, $id, %msg) = @_;	1700	my ($self, $id, @msg) = @_;
1438		1701
1439	$msg{msgid} = $id;	1702	$self->ns->ext_reply ($id, @msg)
1440	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1441	}	1703	}
1442		1704
1443	=item $player->ext_event ($type, %msg)	1705	=item $player->ext_msg ($type, @msg)
1444		1706
1445	Sends an ext event to the client.	1707	Sends an ext event to the client.
1446		1708
1447	=cut	1709	=cut
1448		1710
1449	sub ext_event($$%) {	1711	sub ext_msg($$@) {
1450	my ($self, $type, %msg) = @_;	1712	my ($self, $type, @msg) = @_;
1451		1713
1452	$self->ns->ext_event ($type, %msg);	1714	$self->ns->ext_msg ($type, @msg);
1453	}	1715	}
1454		1716
1455	=head3 cf::region	1717	=head3 cf::region
1456		1718
1457	=over 4	1719	=over 4
…		…
1470	my ($path) = @_;	1732	my ($path) = @_;
1471		1733
1472	my ($match, $specificity);	1734	my ($match, $specificity);
1473		1735
1474	for my $region (list) {	1736	for my $region (list) {
1475	if ($region->match && $path =~ $region->match) {	1737	if ($region->{match} && $path =~ $region->{match}) {
1476	($match, $specificity) = ($region, $region->specificity)	1738	($match, $specificity) = ($region, $region->specificity)
1477	if $region->specificity > $specificity;	1739	if $region->specificity > $specificity;
1478	}	1740	}
1479	}	1741	}
1480		1742
…		…
1501	our $MAX_RESET = 3600;	1763	our $MAX_RESET = 3600;
1502	our $DEFAULT_RESET = 3000;	1764	our $DEFAULT_RESET = 3000;
1503		1765
1504	sub generate_random_map {	1766	sub generate_random_map {
1505	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
1506	# mit "rum" bekleckern, nicht	1771	# mit "rum" bekleckern, nicht
1507	$self->_create_random_map (	1772	$self->_create_random_map (
1508	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1773	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1509	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1774	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1510	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1775	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1600	$self->init; # pass $1 etc.	1865	$self->init; # pass $1 etc.
1601	return $self;	1866	return $self;
1602	}	1867	}
1603	}	1868	}
1604		1869
1605	Carp::carp "unable to resolve path '$path' (base '$base').";	1870	Carp::cluck "unable to resolve path '$path' (base '$base').";
1606	()	1871	()
1607	}	1872	}
1608		1873
1609	sub init {	1874	sub init {
1610	my ($self) = @_;	1875	my ($self) = @_;
…		…
1632		1897
1633	# the temporary/swap location	1898	# the temporary/swap location
1634	sub save_path {	1899	sub save_path {
1635	my ($self) = @_;	1900	my ($self) = @_;
1636		1901
1637	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1902	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1638	"$TMPDIR/$path.map"	1903	"$TMPDIR/$path.map"
1639	}	1904	}
1640		1905
1641	# the unique path, undef == no special unique path	1906	# the unique path, undef == no special unique path
1642	sub uniq_path {	1907	sub uniq_path {
1643	my ($self) = @_;	1908	my ($self) = @_;
1644		1909
1645	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1910	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1646	"$UNIQUEDIR/$path"	1911	"$UNIQUEDIR/$path"
1647	}
1648
1649	# and all this just because we cannot iterate over
1650	# all maps in C++...
1651	sub change_all_map_light {
1652	my ($change) = @_;
1653
1654	$_->change_map_light ($change)
1655	for grep $_->outdoor, values %cf::MAP;
1656	}	1912	}
1657		1913
1658	sub decay_objects {	1914	sub decay_objects {
1659	my ($self) = @_;	1915	my ($self) = @_;
1660		1916
…		…
1673		1929
1674	sub load_header_from($) {	1930	sub load_header_from($) {
1675	my ($self, $path) = @_;	1931	my ($self, $path) = @_;
1676		1932
1677	utf8::encode $path;	1933	utf8::encode $path;
1678	#aio_open $path, O_RDONLY, 0	1934	my $f = new_from_file cf::object::thawer $path
1679	# or return;
1680
1681	$self->_load_header ($path)
1682	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;
1683		1942
1684	$self->{load_path} = $path;	1943	$self->{load_path} = $path;
1685		1944
1686	1	1945	1
1687	}	1946	}
…		…
1741	sub find {	2000	sub find {
1742	my ($path, $origin) = @_;	2001	my ($path, $origin) = @_;
1743		2002
1744	$path = normalise $path, $origin && $origin->path;	2003	$path = normalise $path, $origin && $origin->path;
1745		2004
		2005	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1746	cf::lock_wait "map_find:$path";	2006	my $guard2 = cf::lock_acquire "map_find:$path";
1747		2007
1748	$cf::MAP{$path} || do {	2008	$cf::MAP{$path} || do {
1749	my $guard = cf::lock_acquire "map_find:$path";
1750	my $map = new_from_path cf::map $path	2009	my $map = new_from_path cf::map $path
1751	or return;	2010	or return;
1752		2011
1753	$map->{last_save} = $cf::RUNTIME;	2012	$map->{last_save} = $cf::RUNTIME;
1754		2013
…		…
1756	or return;	2015	or return;
1757		2016
1758	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2017	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1759	# doing this can freeze the server in a sync job, obviously	2018	# doing this can freeze the server in a sync job, obviously
1760	#$cf::WAIT_FOR_TICK->wait;	2019	#$cf::WAIT_FOR_TICK->wait;
		2020	undef $guard2;
		2021	undef $guard1;
1761	$map->reset;	2022	$map->reset;
1762	undef $guard;
1763	return find $path;	2023	return find $path;
1764	}	2024	}
1765		2025
1766	$cf::MAP{$path} = $map	2026	$cf::MAP{$path} = $map
1767	}	2027	}
1768	}	2028	}
1769		2029
1770	sub pre_load { }	2030	sub pre_load { }
1771	sub post_load { }	2031	#sub post_load { } # XS
1772		2032
1773	sub load {	2033	sub load {
1774	my ($self) = @_;	2034	my ($self) = @_;
1775		2035
1776	local $self->{deny_reset} = 1; # loading can take a long time	2036	local $self->{deny_reset} = 1; # loading can take a long time
1777		2037
1778	my $path = $self->{path};	2038	my $path = $self->{path};
1779		2039
1780	{	2040	{
1781	my $guard = cf::lock_acquire "map_load:$path";	2041	my $guard = cf::lock_acquire "map_data:$path";
1782		2042
		2043	return unless $self->valid;
1783	return if $self->in_memory != cf::MAP_SWAPPED;	2044	return unless $self->in_memory == cf::MAP_SWAPPED;
1784		2045
1785	$self->in_memory (cf::MAP_LOADING);	2046	$self->in_memory (cf::MAP_LOADING);
1786		2047
1787	$self->alloc;	2048	$self->alloc;
1788		2049
1789	$self->pre_load;	2050	$self->pre_load;
1790	Coro::cede;	2051	cf::cede_to_tick;
1791		2052
		2053	my $f = new_from_file cf::object::thawer $self->{load_path};
		2054	$f->skip_block;
1792	$self->_load_objects ($self->{load_path}, 1)	2055	$self->_load_objects ($f)
1793	or return;	2056	or return;
1794		2057
1795	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2058	$self->post_load_original
1796	if delete $self->{load_original};	2059	if delete $self->{load_original};
1797		2060
1798	if (my $uniq = $self->uniq_path) {	2061	if (my $uniq = $self->uniq_path) {
1799	utf8::encode $uniq;	2062	utf8::encode $uniq;
1800	if (aio_open $uniq, O_RDONLY, 0) {	2063	unless (aio_stat $uniq) {
		2064	if (my $f = new_from_file cf::object::thawer $uniq) {
1801	$self->clear_unique_items;	2065	$self->clear_unique_items;
1802	$self->_load_objects ($uniq, 0);	2066	$self->_load_objects ($f);
		2067	$f->resolve_delayed_derefs;
		2068	}
1803	}	2069	}
1804	}	2070	}
1805		2071
1806	Coro::cede;	2072	$f->resolve_delayed_derefs;
		2073
		2074	cf::cede_to_tick;
1807	# now do the right thing for maps	2075	# now do the right thing for maps
1808	$self->link_multipart_objects;	2076	$self->link_multipart_objects;
1809	$self->difficulty ($self->estimate_difficulty)	2077	$self->difficulty ($self->estimate_difficulty)
1810	unless $self->difficulty;	2078	unless $self->difficulty;
1811	Coro::cede;	2079	cf::cede_to_tick;
1812		2080
1813	unless ($self->{deny_activate}) {	2081	unless ($self->{deny_activate}) {
1814	$self->decay_objects;	2082	$self->decay_objects;
1815	$self->fix_auto_apply;	2083	$self->fix_auto_apply;
1816	$self->update_buttons;	2084	$self->update_buttons;
1817	Coro::cede;	2085	cf::cede_to_tick;
1818	$self->set_darkness_map;
1819	Coro::cede;
1820	$self->activate;	2086	$self->activate;
1821	}	2087	}
1822		2088
		2089	$self->{last_save} = $cf::RUNTIME;
		2090	$self->last_access ($cf::RUNTIME);
		2091
1823	$self->in_memory (cf::MAP_IN_MEMORY);	2092	$self->in_memory (cf::MAP_ACTIVE);
1824	}	2093	}
1825		2094
1826	$self->post_load;	2095	$self->post_load;
1827	}	2096	}
1828		2097
		2098	# customize the map for a given player, i.e.
		2099	# return the _real_ map. used by e.g. per-player
		2100	# maps to change the path to ~playername/mappath
1829	sub customise_for {	2101	sub customise_for {
1830	my ($self, $ob) = @_;	2102	my ($self, $ob) = @_;
1831		2103
1832	return find "~" . $ob->name . "/" . $self->{path}	2104	return find "~" . $ob->name . "/" . $self->{path}
1833	if $self->per_player;	2105	if $self->per_player;
…		…
1837		2109
1838	$self	2110	$self
1839	}	2111	}
1840		2112
1841	# find and load all maps in the 3x3 area around a map	2113	# find and load all maps in the 3x3 area around a map
1842	sub load_diag {	2114	sub load_neighbours {
1843	my ($map) = @_;	2115	my ($map) = @_;
1844		2116
1845	my @diag; # diagonal neighbours	2117	my @neigh; # diagonal neighbours
1846		2118
1847	for (0 .. 3) {	2119	for (0 .. 3) {
1848	my $neigh = $map->tile_path ($_)	2120	my $neigh = $map->tile_path ($_)
1849	or next;	2121	or next;
1850	$neigh = find $neigh, $map	2122	$neigh = find $neigh, $map
1851	or next;	2123	or next;
1852	$neigh->load;	2124	$neigh->load;
1853		2125
		2126	push @neigh,
1854	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2127	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1855	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2128	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1856	}	2129	}
1857		2130
1858	for (@diag) {	2131	for (grep defined $_->[0], @neigh) {
		2132	my ($path, $origin) = @$_;
1859	my $neigh = find @$_	2133	my $neigh = find $path, $origin
1860	or next;	2134	or next;
1861	$neigh->load;	2135	$neigh->load;
1862	}	2136	}
1863	}	2137	}
1864		2138
…		…
1869	}	2143	}
1870		2144
1871	sub do_load_sync {	2145	sub do_load_sync {
1872	my ($map) = @_;	2146	my ($map) = @_;
1873		2147
		2148	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2149	if $Coro::current == $Coro::main;
		2150
1874	cf::sync_job { $map->load };	2151	cf::sync_job { $map->load };
1875	}	2152	}
1876		2153
1877	our %MAP_PREFETCH;	2154	our %MAP_PREFETCH;
1878	our $MAP_PREFETCHER = undef;	2155	our $MAP_PREFETCHER = undef;
1879		2156
1880	sub find_async {	2157	sub find_async {
1881	my ($path, $origin) = @_;	2158	my ($path, $origin, $load) = @_;
1882		2159
1883	$path = normalise $path, $origin && $origin->{path};	2160	$path = normalise $path, $origin && $origin->{path};
1884		2161
1885	if (my $map = $cf::MAP{$path}) {	2162	if (my $map = $cf::MAP{$path}) {
1886	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2163	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1887	}	2164	}
1888		2165
1889	undef $MAP_PREFETCH{$path};	2166	$MAP_PREFETCH{$path} |= $load;
		2167
1890	$MAP_PREFETCHER ||= cf::async {	2168	$MAP_PREFETCHER ||= cf::async {
		2169	$Coro::current->{desc} = "map prefetcher";
		2170
1891	while (%MAP_PREFETCH) {	2171	while (%MAP_PREFETCH) {
1892	for my $path (keys %MAP_PREFETCH) {	2172	while (my ($k, $v) = each %MAP_PREFETCH) {
1893	my $map = find $path	2173	if (my $map = find $k) {
1894	or next;
1895	$map->load;	2174	$map->load if $v;
		2175	}
1896		2176
1897	delete $MAP_PREFETCH{$path};	2177	delete $MAP_PREFETCH{$k};
1898	}	2178	}
1899	}	2179	}
1900	undef $MAP_PREFETCHER;	2180	undef $MAP_PREFETCHER;
1901	};	2181	};
1902	$MAP_PREFETCHER->prio (6);	2182	$MAP_PREFETCHER->prio (6);
…		…
1905	}	2185	}
1906		2186
1907	sub save {	2187	sub save {
1908	my ($self) = @_;	2188	my ($self) = @_;
1909		2189
1910	my $lock = cf::lock_acquire "map_data:" . $self->path;	2190	my $lock = cf::lock_acquire "map_data:$self->{path}";
1911		2191
1912	$self->{last_save} = $cf::RUNTIME;	2192	$self->{last_save} = $cf::RUNTIME;
1913		2193
1914	return unless $self->dirty;	2194	return unless $self->dirty;
1915		2195
…		…
1921	return if $self->{deny_save};	2201	return if $self->{deny_save};
1922		2202
1923	local $self->{last_access} = $self->last_access;#d#	2203	local $self->{last_access} = $self->last_access;#d#
1924		2204
1925	cf::async {	2205	cf::async {
		2206	$Coro::current->{desc} = "map player save";
1926	$_->contr->save for $self->players;	2207	$_->contr->save for $self->players;
1927	};	2208	};
		2209
		2210	cf::get_slot 0.02;
1928		2211
1929	if ($uniq) {	2212	if ($uniq) {
1930	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2213	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1931	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2214	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1932	} else {	2215	} else {
…		…
1938	my ($self) = @_;	2221	my ($self) = @_;
1939		2222
1940	# save first because save cedes	2223	# save first because save cedes
1941	$self->save;	2224	$self->save;
1942		2225
1943	my $lock = cf::lock_acquire "map_data:" . $self->path;	2226	my $lock = cf::lock_acquire "map_data:$self->{path}";
1944		2227
1945	return if $self->players;	2228	return if $self->players;
1946	return if $self->in_memory != cf::MAP_IN_MEMORY;	2229	return if $self->in_memory != cf::MAP_ACTIVE;
1947	return if $self->{deny_save};	2230	return if $self->{deny_save};
1948		2231
		2232	$self->in_memory (cf::MAP_SWAPPED);
		2233
		2234	$self->deactivate;
		2235	$_->clear_links_to ($self) for values %cf::MAP;
1949	$self->clear;	2236	$self->clear;
1950	$self->in_memory (cf::MAP_SWAPPED);
1951	}	2237	}
1952		2238
1953	sub reset_at {	2239	sub reset_at {
1954	my ($self) = @_;	2240	my ($self) = @_;
1955		2241
…		…
1973		2259
1974	my $lock = cf::lock_acquire "map_data:$self->{path}";	2260	my $lock = cf::lock_acquire "map_data:$self->{path}";
1975		2261
1976	return if $self->players;	2262	return if $self->players;
1977		2263
1978	warn "resetting map ", $self->path;	2264	warn "resetting map ", $self->path, "\n";
1979		2265
1980	$self->in_memory (cf::MAP_SWAPPED);	2266	$self->in_memory (cf::MAP_SWAPPED);
1981		2267
1982	# need to save uniques path	2268	# need to save uniques path
1983	unless ($self->{deny_save}) {	2269	unless ($self->{deny_save}) {
…		…
1987	if $uniq;	2273	if $uniq;
1988	}	2274	}
1989		2275
1990	delete $cf::MAP{$self->path};	2276	delete $cf::MAP{$self->path};
1991		2277
		2278	$self->deactivate;
		2279	$_->clear_links_to ($self) for values %cf::MAP;
1992	$self->clear;	2280	$self->clear;
1993
1994	$_->clear_links_to ($self) for values %cf::MAP;
1995		2281
1996	$self->unlink_save;	2282	$self->unlink_save;
1997	$self->destroy;	2283	$self->destroy;
1998	}	2284	}
1999		2285
2000	my $nuke_counter = "aaaa";	2286	my $nuke_counter = "aaaa";
2001		2287
2002	sub nuke {	2288	sub nuke {
2003	my ($self) = @_;	2289	my ($self) = @_;
2004		2290
		2291	{
		2292	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2293
2005	delete $cf::MAP{$self->path};	2294	delete $cf::MAP{$self->path};
2006		2295
2007	$self->unlink_save;	2296	$self->unlink_save;
2008		2297
2009	bless $self, "cf::map";	2298	bless $self, "cf::map";
2010	delete $self->{deny_reset};	2299	delete $self->{deny_reset};
2011	$self->{deny_save} = 1;	2300	$self->{deny_save} = 1;
2012	$self->reset_timeout (1);	2301	$self->reset_timeout (1);
2013	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2302	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2014		2303
2015	$cf::MAP{$self->path} = $self;	2304	$cf::MAP{$self->path} = $self;
		2305	}
2016		2306
2017	$self->reset; # polite request, might not happen	2307	$self->reset; # polite request, might not happen
2018	}	2308	}
2019		2309
2020	=item $maps = cf::map::tmp_maps	2310	=item $maps = cf::map::tmp_maps
…		…
2062		2352
2063	sub unique_maps() {	2353	sub unique_maps() {
2064	[	2354	[
2065	map {	2355	map {
2066	utf8::decode $_;	2356	utf8::decode $_;
2067	/\.map$/	2357	s/\.map$//; # TODO future compatibility hack
		2358	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2359	? ()
2068	? normalise $_	2360	: normalise $_
2069	: ()
2070	} @{ aio_readdir $UNIQUEDIR or [] }	2361	} @{ aio_readdir $UNIQUEDIR or [] }
2071	]	2362	]
2072	}	2363	}
2073		2364
2074	package cf;	2365	=item cf::map::static_maps
		2366
		2367	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2368	file in the shared directory excluding F</styles> and F</editor>). May
		2369	block.
		2370
		2371	=cut
		2372
		2373	sub static_maps() {
		2374	my @dirs = "";
		2375	my @maps;
		2376
		2377	while (@dirs) {
		2378	my $dir = shift @dirs;
		2379
		2380	next if $dir eq "/styles" || $dir eq "/editor";
		2381
		2382	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2383	or return;
		2384
		2385	for (@$files) {
		2386	s/\.map$// or next;
		2387	utf8::decode $_;
		2388	push @maps, "$dir/$_";
		2389	}
		2390
		2391	push @dirs, map "$dir/$_", @$dirs;
		2392	}
		2393
		2394	\@maps
		2395	}
2075		2396
2076	=back	2397	=back
2077		2398
2078	=head3 cf::object	2399	=head3 cf::object
2079		2400
…		…
2083		2404
2084	=over 4	2405	=over 4
2085		2406
2086	=item $ob->inv_recursive	2407	=item $ob->inv_recursive
2087		2408
2088	Returns the inventory of the object _and_ their inventories, recursively.	2409	Returns the inventory of the object I<and> their inventories, recursively,
		2410	but I<not> the object itself.
2089		2411
2090	=cut	2412	=cut
2091		2413
2092	sub inv_recursive_;	2414	sub inv_recursive_;
2093	sub inv_recursive_ {	2415	sub inv_recursive_ {
…		…
2096		2418
2097	sub inv_recursive {	2419	sub inv_recursive {
2098	inv_recursive_ inv $_[0]	2420	inv_recursive_ inv $_[0]
2099	}	2421	}
2100		2422
		2423	=item $ref = $ob->ref
		2424
		2425	Creates and returns a persistent reference to an object that can be stored as a string.
		2426
		2427	=item $ob = cf::object::deref ($refstring)
		2428
		2429	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2430	even if the object actually exists. May block.
		2431
		2432	=cut
		2433
		2434	sub deref {
		2435	my ($ref) = @_;
		2436
		2437	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2438	my ($uuid, $name) = ($1, $2);
		2439	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2440	or return;
		2441	$pl->ob->uuid eq $uuid
		2442	or return;
		2443
		2444	$pl->ob
		2445	} else {
		2446	warn "$ref: cannot resolve object reference\n";
		2447	undef
		2448	}
		2449	}
		2450
2101	package cf;	2451	package cf;
2102		2452
2103	=back	2453	=back
2104		2454
2105	=head3 cf::object::player	2455	=head3 cf::object::player
…		…
2111	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2461	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2112	can be C<undef>. Does the right thing when the player is currently in a	2462	can be C<undef>. Does the right thing when the player is currently in a
2113	dialogue with the given NPC character.	2463	dialogue with the given NPC character.
2114		2464
2115	=cut	2465	=cut
		2466
		2467	our $SAY_CHANNEL = {
		2468	id => "say",
		2469	title => "Map",
		2470	reply => "say ",
		2471	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2472	};
		2473
		2474	our $CHAT_CHANNEL = {
		2475	id => "chat",
		2476	title => "Chat",
		2477	reply => "chat ",
		2478	tooltip => "Player chat and shouts, global to the server.",
		2479	};
2116		2480
2117	# rough implementation of a future "reply" method that works	2481	# rough implementation of a future "reply" method that works
2118	# with dialog boxes.	2482	# with dialog boxes.
2119	#TODO: the first argument must go, split into a $npc->reply_to ( method	2483	#TODO: the first argument must go, split into a $npc->reply_to ( method
2120	sub cf::object::player::reply($$$;$) {	2484	sub cf::object::player::reply($$$;$) {
…		…
2127		2491
2128	} else {	2492	} else {
2129	my $pl = $self->contr;	2493	my $pl = $self->contr;
2130		2494
2131	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2495	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2132	my $diag = $pl->{npc_dialog};	2496	my $dialog = $pl->{npc_dialog};
2133	$diag->{pl}->ext_reply (	2497	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2134	$diag->{id},
2135	msgtype => "reply",
2136	msg => $diag->{pl}->expand_cfpod ($msg),
2137	add_topics => []
2138	);
2139		2498
2140	} else {	2499	} else {
2141	$msg = $npc->name . " says: $msg" if $npc;	2500	$msg = $npc->name . " says: $msg" if $npc;
2142	$self->message ($msg, $flags);	2501	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2143	}	2502	}
2144	}	2503	}
		2504	}
		2505
		2506	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2507
		2508	=cut
		2509
		2510	sub cf::object::send_msg {
		2511	my $pl = shift->contr
		2512	or return;
		2513	$pl->send_msg (@_);
2145	}	2514	}
2146		2515
2147	=item $player_object->may ("access")	2516	=item $player_object->may ("access")
2148		2517
2149	Returns wether the given player is authorized to access resource "access"	2518	Returns wether the given player is authorized to access resource "access"
…		…
2162		2531
2163	=item $player_object->enter_link	2532	=item $player_object->enter_link
2164		2533
2165	Freezes the player and moves him/her to a special map (C<{link}>).	2534	Freezes the player and moves him/her to a special map (C<{link}>).
2166		2535
2167	The player should be reasonably safe there for short amounts of time. You	2536	The player should be reasonably safe there for short amounts of time (e.g.
2168	I<MUST> call C<leave_link> as soon as possible, though.	2537	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2538	though, as the palyer cannot control the character while it is on the link
		2539	map.
2169		2540
2170	Will never block.	2541	Will never block.
2171		2542
2172	=item $player_object->leave_link ($map, $x, $y)	2543	=item $player_object->leave_link ($map, $x, $y)
2173		2544
…		…
2225	($x, $y) = (-1, -1)	2596	($x, $y) = (-1, -1)
2226	unless (defined $x) && (defined $y);	2597	unless (defined $x) && (defined $y);
2227		2598
2228	# use -1 or undef as default coordinates, not 0, 0	2599	# use -1 or undef as default coordinates, not 0, 0
2229	($x, $y) = ($map->enter_x, $map->enter_y)	2600	($x, $y) = ($map->enter_x, $map->enter_y)
2230	if $x <=0 && $y <= 0;	2601	if $x <= 0 && $y <= 0;
2231		2602
2232	$map->load;	2603	$map->load;
2233	$map->load_diag;	2604	$map->load_neighbours;
2234		2605
2235	return unless $self->contr->active;	2606	return unless $self->contr->active;
2236	$self->activate_recursive;
2237		2607
2238	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2608	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2239	$self->enter_map ($map, $x, $y);	2609	$self->enter_map ($map, $x, $y);
2240	}
2241		2610
		2611	# only activate afterwards, to support waiting in hooks
		2612	$self->activate_recursive;
		2613	}
		2614
2242	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2615	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2243		2616
2244	Moves the player to the given map-path and coordinates by first freezing	2617	Moves the player to the given map-path and coordinates by first freezing
2245	her, loading and preparing them map, calling the provided $check callback	2618	her, loading and preparing them map, calling the provided $check callback
2246	that has to return the map if sucecssful, and then unfreezes the player on	2619	that has to return the map if sucecssful, and then unfreezes the player on
2247	the new (success) or old (failed) map position.	2620	the new (success) or old (failed) map position. In either case, $done will
		2621	be called at the end of this process.
		2622
		2623	Note that $check will be called with a potentially non-loaded map, so if
		2624	it needs a loaded map it has to call C<< ->load >>.
2248		2625
2249	=cut	2626	=cut
2250		2627
2251	our $GOTOGEN;	2628	our $GOTOGEN;
2252		2629
2253	sub cf::object::player::goto {	2630	sub cf::object::player::goto {
2254	my ($self, $path, $x, $y, $check) = @_;	2631	my ($self, $path, $x, $y, $check, $done) = @_;
2255		2632
2256	# do generation counting so two concurrent goto's will be executed in-order	2633	# do generation counting so two concurrent goto's will be executed in-order
2257	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2634	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2258		2635
2259	$self->enter_link;	2636	$self->enter_link;
2260		2637
2261	(async {	2638	(async {
		2639	$Coro::current->{desc} = "player::goto $path $x $y";
		2640
		2641	# *tag paths override both path and x|y
		2642	if ($path =~ /^\*(.*)$/) {
		2643	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2644	my $ob = $obs[rand @obs];
		2645
		2646	# see if we actually can go there
		2647	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2648	$ob = $obs[rand @obs];
		2649	} else {
		2650	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2651	}
		2652	# else put us there anyways for now #d#
		2653
		2654	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2655	} else {
		2656	($path, $x, $y) = (undef, undef, undef);
		2657	}
		2658	}
		2659
2262	my $map = eval {	2660	my $map = eval {
2263	my $map = cf::map::find $path;	2661	my $map = defined $path ? cf::map::find $path : undef;
2264		2662
2265	if ($map) {	2663	if ($map) {
2266	$map = $map->customise_for ($self);	2664	$map = $map->customise_for ($self);
2267	$map = $check->($map) if $check && $map;	2665	$map = $check->($map) if $check && $map;
2268	} else {	2666	} else {
2269	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2667	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2270	}	2668	}
2271		2669
2272	$map	2670	$map
2273	};	2671	};
2274		2672
…		…
2279		2677
2280	if ($gen == $self->{_goto_generation}) {	2678	if ($gen == $self->{_goto_generation}) {
2281	delete $self->{_goto_generation};	2679	delete $self->{_goto_generation};
2282	$self->leave_link ($map, $x, $y);	2680	$self->leave_link ($map, $x, $y);
2283	}	2681	}
		2682
		2683	$done->() if $done;
2284	})->prio (1);	2684	})->prio (1);
2285	}	2685	}
2286		2686
2287	=item $player_object->enter_exit ($exit_object)	2687	=item $player_object->enter_exit ($exit_object)
2288		2688
…		…
2308	}	2708	}
2309		2709
2310	sub prepare_random_map {	2710	sub prepare_random_map {
2311	my ($exit) = @_;	2711	my ($exit) = @_;
2312		2712
2313	my $guard = cf::lock_acquire "exit_prepare:$exit";
2314
2315	# all this does is basically replace the /! path by	2713	# all this does is basically replace the /! path by
2316	# a new random map path (?random/...) with a seed	2714	# a new random map path (?random/...) with a seed
2317	# that depends on the exit object	2715	# that depends on the exit object
2318		2716
2319	my $rmp = parse_random_map_params $exit->msg;	2717	my $rmp = parse_random_map_params $exit->msg;
…		…
2321	if ($exit->map) {	2719	if ($exit->map) {
2322	$rmp->{region} = $exit->region->name;	2720	$rmp->{region} = $exit->region->name;
2323	$rmp->{origin_map} = $exit->map->path;	2721	$rmp->{origin_map} = $exit->map->path;
2324	$rmp->{origin_x} = $exit->x;	2722	$rmp->{origin_x} = $exit->x;
2325	$rmp->{origin_y} = $exit->y;	2723	$rmp->{origin_y} = $exit->y;
		2724
		2725	$exit->map->touch;
2326	}	2726	}
2327		2727
2328	$rmp->{random_seed} ||= $exit->random_seed;	2728	$rmp->{random_seed} ||= $exit->random_seed;
2329		2729
2330	my $data = cf::to_json $rmp;	2730	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2331	my $md5 = Digest::MD5::md5_hex $data;	2731	my $md5 = Digest::MD5::md5_hex $data;
2332	my $meta = "$RANDOMDIR/$md5.meta";	2732	my $meta = "$RANDOMDIR/$md5.meta";
2333		2733
2334	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2734	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2335	aio_write $fh, 0, (length $data), $data, 0;	2735	aio_write $fh, 0, (length $data), $data, 0;
2336	undef $fh;	2736	undef $fh;
2337	aio_rename "$meta~", $meta;	2737	aio_rename "$meta~", $meta;
2338		2738
		2739	my $slaying = "?random/$md5";
		2740
		2741	if ($exit->valid) {
2339	$exit->slaying ("?random/$md5");	2742	$exit->slaying ("?random/$md5");
2340	$exit->msg (undef);	2743	$exit->msg (undef);
		2744	}
2341	}	2745	}
2342	}	2746	}
2343		2747
2344	sub cf::object::player::enter_exit {	2748	sub cf::object::player::enter_exit {
2345	my ($self, $exit) = @_;	2749	my ($self, $exit) = @_;
2346		2750
2347	return unless $self->type == cf::PLAYER;	2751	return unless $self->type == cf::PLAYER;
2348		2752
2349	if ($exit->slaying eq "/!") {
2350	#TODO: this should de-fi-ni-te-ly not be a sync-job
2351	# the problem is that $exit might not survive long enough
2352	# so it needs to be done right now, right here
2353	cf::sync_job { prepare_random_map $exit };
2354	}
2355
2356	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2357	my $hp = $exit->stats->hp;
2358	my $sp = $exit->stats->sp;
2359
2360	$self->enter_link;	2753	$self->enter_link;
2361		2754
2362	(async {	2755	(async {
2363	$self->deactivate_recursive; # just to be sure	2756	$Coro::current->{desc} = "enter_exit";
		2757
2364	unless (eval {	2758	unless (eval {
		2759	$self->deactivate_recursive; # just to be sure
		2760
		2761	# random map handling
		2762	{
		2763	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2764
		2765	prepare_random_map $exit
		2766	if $exit->slaying eq "/!";
		2767	}
		2768
		2769	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2770	my $x = $exit->stats->hp;
		2771	my $y = $exit->stats->sp;
		2772
2365	$self->goto ($slaying, $hp, $sp);	2773	$self->goto ($map, $x, $y);
2366		2774
		2775	# if exit is damned, update players death & WoR home-position
		2776	$self->contr->savebed ($map, $x, $y)
		2777	if $exit->flag (cf::FLAG_DAMNED);
		2778
2367	1;	2779	1
2368	}) {	2780	}) {
2369	$self->message ("Something went wrong deep within the crossfire server. "	2781	$self->message ("Something went wrong deep within the deliantra server. "
2370	. "I'll try to bring you back to the map you were before. "	2782	. "I'll try to bring you back to the map you were before. "
2371	. "Please report this to the dungeon master!",	2783	. "Please report this to the dungeon master!",
2372	cf::NDI_UNIQUE | cf::NDI_RED);	2784	cf::NDI_UNIQUE | cf::NDI_RED);
2373		2785
2374	warn "ERROR in enter_exit: $@";	2786	warn "ERROR in enter_exit: $@";
…		…
2393		2805
2394	utf8::encode $text;	2806	utf8::encode $text;
2395	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2807	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2396	}	2808	}
2397		2809
		2810	=item $client->send_big_packet ($pkt)
		2811
		2812	Like C<send_packet>, but tries to compress large packets, and fragments
		2813	them as required.
		2814
		2815	=cut
		2816
		2817	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		2818
		2819	sub cf::client::send_big_packet {
		2820	my ($self, $pkt) = @_;
		2821
		2822	# try lzf for large packets
		2823	$pkt = "lzf " . Compress::LZF::compress $pkt
		2824	if 1024 <= length $pkt and $self->{can_lzf};
		2825
		2826	# split very large packets
		2827	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		2828	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		2829	$pkt = "frag";
		2830	}
		2831
		2832	$self->send_packet ($pkt);
		2833	}
		2834
2398	=item $client->send_msg ($color, $type, $msg, [extra...])	2835	=item $client->send_msg ($channel, $msg, $color, [extra...])
2399		2836
2400	Send a drawinfo or msg packet to the client, formatting the msg for the	2837	Send a drawinfo or msg packet to the client, formatting the msg for the
2401	client if neccessary. C<$type> should be a string identifying the type of	2838	client if neccessary. C<$type> should be a string identifying the type of
2402	the message, with C<log> being the default. If C<$color> is negative, suppress	2839	the message, with C<log> being the default. If C<$color> is negative, suppress
2403	the message unless the client supports the msg packet.	2840	the message unless the client supports the msg packet.
2404		2841
2405	=cut	2842	=cut
2406		2843
		2844	# non-persistent channels (usually the info channel)
		2845	our %CHANNEL = (
		2846	"c/motd" => {
		2847	id => "infobox",
		2848	title => "MOTD",
		2849	reply => undef,
		2850	tooltip => "The message of the day",
		2851	},
		2852	"c/identify" => {
		2853	id => "infobox",
		2854	title => "Identify",
		2855	reply => undef,
		2856	tooltip => "Items recently identified",
		2857	},
		2858	"c/examine" => {
		2859	id => "infobox",
		2860	title => "Examine",
		2861	reply => undef,
		2862	tooltip => "Signs and other items you examined",
		2863	},
		2864	"c/shopinfo" => {
		2865	id => "infobox",
		2866	title => "Shop Info",
		2867	reply => undef,
		2868	tooltip => "What your bargaining skill tells you about the shop",
		2869	},
		2870	"c/book" => {
		2871	id => "infobox",
		2872	title => "Book",
		2873	reply => undef,
		2874	tooltip => "The contents of a note or book",
		2875	},
		2876	"c/lookat" => {
		2877	id => "infobox",
		2878	title => "Look",
		2879	reply => undef,
		2880	tooltip => "What you saw there",
		2881	},
		2882	"c/who" => {
		2883	id => "infobox",
		2884	title => "Players",
		2885	reply => undef,
		2886	tooltip => "Shows players who are currently online",
		2887	},
		2888	"c/body" => {
		2889	id => "infobox",
		2890	title => "Body Parts",
		2891	reply => undef,
		2892	tooltip => "Shows which body parts you posess and are available",
		2893	},
		2894	"c/statistics" => {
		2895	id => "infobox",
		2896	title => "Statistics",
		2897	reply => undef,
		2898	tooltip => "Shows your primary statistics",
		2899	},
		2900	"c/skills" => {
		2901	id => "infobox",
		2902	title => "Skills",
		2903	reply => undef,
		2904	tooltip => "Shows your experience per skill and item power",
		2905	},
		2906	"c/shopitems" => {
		2907	id => "infobox",
		2908	title => "Shop Items",
		2909	reply => undef,
		2910	tooltip => "Shows the items currently for sale in this shop",
		2911	},
		2912	"c/resistances" => {
		2913	id => "infobox",
		2914	title => "Resistances",
		2915	reply => undef,
		2916	tooltip => "Shows your resistances",
		2917	},
		2918	"c/pets" => {
		2919	id => "infobox",
		2920	title => "Pets",
		2921	reply => undef,
		2922	tooltip => "Shows information abotu your pets/a specific pet",
		2923	},
		2924	"c/perceiveself" => {
		2925	id => "infobox",
		2926	title => "Perceive Self",
		2927	reply => undef,
		2928	tooltip => "You gained detailed knowledge about yourself",
		2929	},
		2930	"c/uptime" => {
		2931	id => "infobox",
		2932	title => "Uptime",
		2933	reply => undef,
		2934	tooltip => "How long the server has been running since last restart",
		2935	},
		2936	"c/mapinfo" => {
		2937	id => "infobox",
		2938	title => "Map Info",
		2939	reply => undef,
		2940	tooltip => "Information related to the maps",
		2941	},
		2942	"c/party" => {
		2943	id => "party",
		2944	title => "Party",
		2945	reply => "gsay ",
		2946	tooltip => "Messages and chat related to your party",
		2947	},
		2948	"c/death" => {
		2949	id => "death",
		2950	title => "Death",
		2951	reply => undef,
		2952	tooltip => "Reason for and more info about your most recent death",
		2953	},
		2954	"c/say" => $SAY_CHANNEL,
		2955	"c/chat" => $CHAT_CHANNEL,
		2956	);
		2957
2407	sub cf::client::send_msg {	2958	sub cf::client::send_msg {
2408	my ($self, $color, $type, $msg, @extra) = @_;	2959	my ($self, $channel, $msg, $color, @extra) = @_;
2409		2960
2410	$msg = $self->pl->expand_cfpod ($msg);	2961	$msg = $self->pl->expand_cfpod ($msg)
		2962	unless $color & cf::NDI_VERBATIM;
		2963
		2964	$color &= cf::NDI_CLIENT_MASK; # just in case...
		2965
		2966	# check predefined channels, for the benefit of C
		2967	if ($CHANNEL{$channel}) {
		2968	$channel = $CHANNEL{$channel};
		2969
		2970	$self->ext_msg (channel_info => $channel);
		2971	$channel = $channel->{id};
		2972
		2973	} elsif (ref $channel) {
		2974	# send meta info to client, if not yet sent
		2975	unless (exists $self->{channel}{$channel->{id}}) {
		2976	$self->{channel}{$channel->{id}} = $channel;
		2977	$self->ext_msg (channel_info => $channel);
		2978	}
		2979
		2980	$channel = $channel->{id};
		2981	}
2411		2982
2412	return unless @extra || length $msg;	2983	return unless @extra || length $msg;
2413		2984
2414	if ($self->can_msg) {	2985	# default colour, mask it out
2415	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	2986	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2416	} else {	2987	if $color & cf::NDI_DEF;
2417	# replace some tags by gcfclient-compatible ones
2418	for ($msg) {
2419	1 while
2420	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2421	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2422	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2423	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2424	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2425	}
2426		2988
2427	if ($color >= 0) {	2989	my $pkt = "msg "
2428	if (0 && $msg =~ /\[/) {	2990	. $self->{json_coder}->encode (
2429	$self->send_packet ("drawextinfo $color 4 0 $msg")	2991	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2430	} else {	2992	);
2431	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2432	$self->send_packet ("drawinfo $color $msg")
2433	}
2434	}
2435	}
2436	}
2437		2993
		2994	$self->send_big_packet ($pkt);
		2995	}
		2996
2438	=item $client->ext_event ($type, %msg)	2997	=item $client->ext_msg ($type, @msg)
2439		2998
2440	Sends an ext event to the client.	2999	Sends an ext event to the client.
2441		3000
2442	=cut	3001	=cut
2443		3002
2444	sub cf::client::ext_event($$%) {	3003	sub cf::client::ext_msg($$@) {
2445	my ($self, $type, %msg) = @_;	3004	my ($self, $type, @msg) = @_;
2446		3005
		3006	if ($self->extcmd == 2) {
		3007	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		3008	} elsif ($self->extcmd == 1) { # TODO: remove
2447	$msg{msgtype} = "event_$type";	3009	push @msg, msgtype => "event_$type";
2448	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	3010	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3011	}
		3012	}
		3013
		3014	=item $client->ext_reply ($msgid, @msg)
		3015
		3016	Sends an ext reply to the client.
		3017
		3018	=cut
		3019
		3020	sub cf::client::ext_reply($$@) {
		3021	my ($self, $id, @msg) = @_;
		3022
		3023	if ($self->extcmd == 2) {
		3024	$self->send_big_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		3025	} elsif ($self->extcmd == 1) {
		3026	#TODO: version 1, remove
		3027	unshift @msg, msgtype => "reply", msgid => $id;
		3028	$self->send_big_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		3029	}
2449	}	3030	}
2450		3031
2451	=item $success = $client->query ($flags, "text", \&cb)	3032	=item $success = $client->query ($flags, "text", \&cb)
2452		3033
2453	Queues a query to the client, calling the given callback with	3034	Queues a query to the client, calling the given callback with
…		…
2508	my ($ns, $buf) = @_;	3089	my ($ns, $buf) = @_;
2509		3090
2510	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3091	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2511		3092
2512	if (ref $msg) {	3093	if (ref $msg) {
		3094	my ($type, $reply, @payload) =
		3095	"ARRAY" eq ref $msg
		3096	? @$msg
		3097	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3098
		3099	my @reply;
		3100
2513	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3101	if (my $cb = $EXTICMD{$type}) {
2514	if (my %reply = $cb->($ns, $msg)) {	3102	@reply = $cb->($ns, @payload);
2515	$reply{msgid} = $msg->{msgid};
2516	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2517	}
2518	}	3103	}
		3104
		3105	$ns->ext_reply ($reply, @reply)
		3106	if $reply;
		3107
2519	} else {	3108	} else {
2520	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3109	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2521	}	3110	}
2522		3111
2523	cf::override;	3112	cf::override;
…		…
2570	our $safe = new Safe "safe";	3159	our $safe = new Safe "safe";
2571	our $safe_hole = new Safe::Hole;	3160	our $safe_hole = new Safe::Hole;
2572		3161
2573	$SIG{FPE} = 'IGNORE';	3162	$SIG{FPE} = 'IGNORE';
2574		3163
2575	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3164	$safe->permit_only (Opcode::opset qw(
		3165	:base_core :base_mem :base_orig :base_math :base_loop
		3166	grepstart grepwhile mapstart mapwhile
		3167	sort time
		3168	));
2576		3169
2577	# here we export the classes and methods available to script code	3170	# here we export the classes and methods available to script code
2578		3171
2579	=pod	3172	=pod
2580		3173
2581	The following functions and methods are available within a safe environment:	3174	The following functions and methods are available within a safe environment:
2582		3175
2583	cf::object contr pay_amount pay_player map	3176	cf::object
		3177	contr pay_amount pay_player map x y force_find force_add destroy
		3178	insert remove name archname title slaying race decrease split
		3179	value
		3180
2584	cf::object::player player	3181	cf::object::player
2585	cf::player peaceful	3182	player
2586	cf::map trigger	3183
		3184	cf::player
		3185	peaceful
		3186
		3187	cf::map
		3188	trigger
2587		3189
2588	=cut	3190	=cut
2589		3191
2590	for (	3192	for (
2591	["cf::object" => qw(contr pay_amount pay_player map)],	3193	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		3194	insert remove inv nrof name archname title slaying race
		3195	decrease split destroy change_exp value msg lore send_msg)],
2592	["cf::object::player" => qw(player)],	3196	["cf::object::player" => qw(player)],
2593	["cf::player" => qw(peaceful)],	3197	["cf::player" => qw(peaceful send_msg)],
2594	["cf::map" => qw(trigger)],	3198	["cf::map" => qw(trigger)],
2595	) {	3199	) {
2596	no strict 'refs';	3200	no strict 'refs';
2597	my ($pkg, @funs) = @$_;	3201	my ($pkg, @funs) = @$_;
2598	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3202	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2616		3220
2617	my $qcode = $code;	3221	my $qcode = $code;
2618	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3222	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2619	$qcode =~ s/\n/\\n/g;	3223	$qcode =~ s/\n/\\n/g;
2620		3224
		3225	%vars = (_dummy => 0) unless %vars;
		3226
		3227	my @res;
2621	local $_;	3228	local $_;
2622	local @safe::cf::_safe_eval_args = values %vars;
2623		3229
2624	my $eval =	3230	my $eval =
2625	"do {\n"	3231	"do {\n"
2626	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3232	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
2627	. "#line 0 \"{$qcode}\"\n"	3233	. "#line 0 \"{$qcode}\"\n"
2628	. $code	3234	. $code
2629	. "\n}"	3235	. "\n}"
2630	;	3236	;
2631		3237
		3238	if ($CFG{safe_eval}) {
2632	sub_generation_inc;	3239	sub_generation_inc;
		3240	local @safe::cf::_safe_eval_args = values %vars;
2633	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3241	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
2634	sub_generation_inc;	3242	sub_generation_inc;
		3243	} else {
		3244	local @cf::_safe_eval_args = values %vars;
		3245	@res = wantarray ? eval eval : scalar eval $eval;
		3246	}
2635		3247
2636	if ($@) {	3248	if ($@) {
2637	warn "$@";	3249	warn "$@";
2638	warn "while executing safe code '$code'\n";	3250	warn "while executing safe code '$code'\n";
2639	warn "with arguments " . (join " ", %vars) . "\n";	3251	warn "with arguments " . (join " ", %vars) . "\n";
…		…
2658	=cut	3270	=cut
2659		3271
2660	sub register_script_function {	3272	sub register_script_function {
2661	my ($fun, $cb) = @_;	3273	my ($fun, $cb) = @_;
2662		3274
2663	no strict 'refs';	3275	$fun = "safe::$fun" if $CFG{safe_eval};
2664	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3276	*$fun = $safe_hole->wrap ($cb);
2665	}	3277	}
2666		3278
2667	=back	3279	=back
2668		3280
2669	=cut	3281	=cut
…		…
2671	#############################################################################	3283	#############################################################################
2672	# the server's init and main functions	3284	# the server's init and main functions
2673		3285
2674	sub load_facedata($) {	3286	sub load_facedata($) {
2675	my ($path) = @_;	3287	my ($path) = @_;
		3288
		3289	# HACK to clear player env face cache, we need some signal framework
		3290	# for this (global event?)
		3291	%ext::player_env::MUSIC_FACE_CACHE = ();
		3292
		3293	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2676		3294
2677	warn "loading facedata from $path\n";	3295	warn "loading facedata from $path\n";
2678		3296
2679	my $facedata;	3297	my $facedata;
2680	0 < aio_load $path, $facedata	3298	0 < aio_load $path, $facedata
…		…
2683	$facedata = Coro::Storable::thaw $facedata;	3301	$facedata = Coro::Storable::thaw $facedata;
2684		3302
2685	$facedata->{version} == 2	3303	$facedata->{version} == 2
2686	or cf::cleanup "$path: version mismatch, cannot proceed.";	3304	or cf::cleanup "$path: version mismatch, cannot proceed.";
2687		3305
		3306	# patch in the exptable
		3307	my $exp_table = $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]);
		3308	$facedata->{resource}{"res/exp_table"} = {
		3309	type => FT_RSRC,
		3310	data => $exp_table,
		3311	hash => (Digest::MD5::md5 $exp_table),
		3312	};
		3313	cf::cede_to_tick;
		3314
2688	{	3315	{
2689	my $faces = $facedata->{faceinfo};	3316	my $faces = $facedata->{faceinfo};
2690		3317
2691	while (my ($face, $info) = each %$faces) {	3318	while (my ($face, $info) = each %$faces) {
2692	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3319	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3320
2693	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3321	cf::face::set_visibility $idx, $info->{visibility};
		3322	cf::face::set_magicmap $idx, $info->{magicmap};
2694	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3323	cf::face::set_data $idx, 0, $info->{data32}, $info->{hash32};
2695	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3324	cf::face::set_data $idx, 1, $info->{data64}, $info->{hash64};
2696	Coro::cede;	3325
		3326	cf::cede_to_tick;
2697	}	3327	}
2698		3328
2699	while (my ($face, $info) = each %$faces) {	3329	while (my ($face, $info) = each %$faces) {
2700	next unless $info->{smooth};	3330	next unless $info->{smooth};
		3331
2701	my $idx = cf::face::find $face	3332	my $idx = cf::face::find $face
2702	or next;	3333	or next;
		3334
2703	if (my $smooth = cf::face::find $info->{smooth}) {	3335	if (my $smooth = cf::face::find $info->{smooth}) {
		3336	cf::face::set_smooth $idx, $smooth;
2704	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3337	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2705	} else {	3338	} else {
2706	warn "smooth face '$info->{smooth}' not found for face '$face'";	3339	warn "smooth face '$info->{smooth}' not found for face '$face'";
2707	}	3340	}
2708	Coro::cede;	3341
		3342	cf::cede_to_tick;
2709	}	3343	}
2710	}	3344	}
2711		3345
2712	{	3346	{
2713	my $anims = $facedata->{animinfo};	3347	my $anims = $facedata->{animinfo};
2714		3348
2715	while (my ($anim, $info) = each %$anims) {	3349	while (my ($anim, $info) = each %$anims) {
2716	cf::anim::set $anim, $info->{frames}, $info->{facings};	3350	cf::anim::set $anim, $info->{frames}, $info->{facings};
2717	Coro::cede;	3351	cf::cede_to_tick;
2718	}	3352	}
2719		3353
2720	cf::anim::invalidate_all; # d'oh	3354	cf::anim::invalidate_all; # d'oh
2721	}	3355	}
2722		3356
		3357	{
		3358	my $res = $facedata->{resource};
		3359
		3360	while (my ($name, $info) = each %$res) {
		3361	if (defined $info->{type}) {
		3362	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3363
		3364	cf::face::set_data $idx, 0, $info->{data}, $info->{hash};
		3365	cf::face::set_type $idx, $info->{type};
		3366	} else {
		3367	$RESOURCE{$name} = $info;
		3368	}
		3369
		3370	cf::cede_to_tick;
		3371	}
		3372	}
		3373
		3374	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3375
2723	1	3376	1
2724	}	3377	}
2725		3378
		3379	cf::global->attach (on_resource_update => sub {
		3380	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3381	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3382
		3383	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3384	my $sound = $soundconf->{compat}[$_]
		3385	or next;
		3386
		3387	my $face = cf::face::find "sound/$sound->[1]";
		3388	cf::sound::set $sound->[0] => $face;
		3389	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3390	}
		3391
		3392	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3393	my $face = cf::face::find "sound/$v";
		3394	cf::sound::set $k => $face;
		3395	}
		3396	}
		3397	});
		3398
		3399	register_exticmd fx_want => sub {
		3400	my ($ns, $want) = @_;
		3401
		3402	while (my ($k, $v) = each %$want) {
		3403	$ns->fx_want ($k, $v);
		3404	}
		3405	};
		3406
		3407	sub load_resource_file($) {
		3408	my $guard = lock_acquire "load_resource_file";
		3409
		3410	my $status = load_resource_file_ $_[0];
		3411	get_slot 0.1, 100;
		3412	cf::arch::commit_load;
		3413
		3414	$status
		3415	}
		3416
2726	sub reload_regions {	3417	sub reload_regions {
		3418	# HACK to clear player env face cache, we need some signal framework
		3419	# for this (global event?)
		3420	%ext::player_env::MUSIC_FACE_CACHE = ();
		3421
2727	load_resource_file "$MAPDIR/regions"	3422	load_resource_file "$MAPDIR/regions"
2728	or die "unable to load regions file\n";	3423	or die "unable to load regions file\n";
		3424
		3425	for (cf::region::list) {
		3426	$_->{match} = qr/$_->{match}/
		3427	if exists $_->{match};
		3428	}
2729	}	3429	}
2730		3430
2731	sub reload_facedata {	3431	sub reload_facedata {
2732	load_facedata "$DATADIR/facedata"	3432	load_facedata "$DATADIR/facedata"
2733	or die "unable to load facedata\n";	3433	or die "unable to load facedata\n";
2734	}	3434	}
2735		3435
2736	sub reload_archetypes {	3436	sub reload_archetypes {
2737	load_resource_file "$DATADIR/archetypes"	3437	load_resource_file "$DATADIR/archetypes"
2738	or die "unable to load archetypes\n";	3438	or die "unable to load archetypes\n";
2739	#d# NEED to laod twice to resolve forward references
2740	# this really needs to be done in an extra post-pass
2741	# (which needs to be synchronous, so solve it differently)
2742	load_resource_file "$DATADIR/archetypes"
2743	or die "unable to load archetypes\n";
2744	}	3439	}
2745		3440
2746	sub reload_treasures {	3441	sub reload_treasures {
2747	load_resource_file "$DATADIR/treasures"	3442	load_resource_file "$DATADIR/treasures"
2748	or die "unable to load treasurelists\n";	3443	or die "unable to load treasurelists\n";
2749	}	3444	}
2750		3445
2751	sub reload_resources {	3446	sub reload_resources {
2752	warn "reloading resource files...\n";	3447	warn "reloading resource files...\n";
2753		3448
		3449	reload_facedata;
		3450	reload_archetypes;
2754	reload_regions;	3451	reload_regions;
2755	reload_facedata;
2756	#reload_archetypes;#d#
2757	reload_archetypes;
2758	reload_treasures;	3452	reload_treasures;
2759		3453
2760	warn "finished reloading resource files\n";	3454	warn "finished reloading resource files\n";
2761	}	3455	}
2762		3456
2763	sub init {	3457	sub reload_config {
2764	reload_resources;	3458	warn "reloading config file...\n";
2765	}
2766		3459
2767	sub cfg_load {
2768	open my $fh, "<:utf8", "$CONFDIR/config"	3460	open my $fh, "<:utf8", "$CONFDIR/config"
2769	or return;	3461	or return;
2770		3462
2771	local $/;	3463	local $/;
2772	*CFG = YAML::Syck::Load <$fh>;	3464	*CFG = YAML::XS::Load scalar <$fh>;
2773		3465
2774	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3466	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2775		3467
2776	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3468	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2777	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3469	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2781	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"	3473	$CFG{mlockall} ? eval "mlockall()" : eval "munlockall()"
2782	and die "WARNING: m(un)lockall failed: $!\n";	3474	and die "WARNING: m(un)lockall failed: $!\n";
2783	};	3475	};
2784	warn $@ if $@;	3476	warn $@ if $@;
2785	}	3477	}
		3478
		3479	warn "finished reloading resource files\n";
		3480	}
		3481
		3482	sub pidfile() {
		3483	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3484	or die "$PIDFILE: $!";
		3485	flock $fh, &Fcntl::LOCK_EX
		3486	or die "$PIDFILE: flock: $!";
		3487	$fh
		3488	}
		3489
		3490	# make sure only one server instance is running at any one time
		3491	sub atomic {
		3492	my $fh = pidfile;
		3493
		3494	my $pid = <$fh>;
		3495	kill 9, $pid if $pid > 0;
		3496
		3497	seek $fh, 0, 0;
		3498	print $fh $$;
		3499	}
		3500
		3501	sub main_loop {
		3502	warn "EV::loop starting\n";
		3503	if (1) {
		3504	EV::loop;
		3505	}
		3506	warn "EV::loop returned\n";
		3507	goto &main_loop unless $REALLY_UNLOOP;
2786	}	3508	}
2787		3509
2788	sub main {	3510	sub main {
		3511	cf::init_globals; # initialise logging
		3512
		3513	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3514	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3515	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3516	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3517
		3518	cf::init_experience;
		3519	cf::init_anim;
		3520	cf::init_attackmess;
		3521	cf::init_dynamic;
		3522
		3523	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3524
2789	# we must not ever block the main coroutine	3525	# we must not ever block the main coroutine
2790	local $Coro::idle = sub {	3526	local $Coro::idle = sub {
2791	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3527	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2792	(async {	3528	(async {
2793	Event::one_event;	3529	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3530	EV::loop EV::LOOP_ONESHOT;
2794	})->prio (Coro::PRIO_MAX);	3531	})->prio (Coro::PRIO_MAX);
2795	};	3532	};
2796		3533
2797	cfg_load;	3534	evthread_start IO::AIO::poll_fileno;
		3535
		3536	cf::sync_job {
		3537	cf::load_settings;
		3538	cf::load_materials;
		3539
		3540	reload_resources;
		3541	reload_config;
2798	db_init;	3542	db_init;
		3543
		3544	cf::init_uuid;
		3545	cf::init_signals;
		3546	cf::init_commands;
		3547	cf::init_skills;
		3548
		3549	cf::init_beforeplay;
		3550
		3551	atomic;
		3552
2799	load_extensions;	3553	load_extensions;
2800		3554
2801	$TICK_WATCHER->start;	3555	utime time, time, $RUNTIMEFILE;
2802	Event::loop;	3556
		3557	# no (long-running) fork's whatsoever before this point(!)
		3558	use POSIX ();
		3559	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3560
		3561	(pop @POST_INIT)->(0) while @POST_INIT;
		3562	};
		3563
		3564	main_loop;
2803	}	3565	}
2804		3566
2805	#############################################################################	3567	#############################################################################
2806	# initialisation and cleanup	3568	# initialisation and cleanup
2807		3569
2808	# install some emergency cleanup handlers	3570	# install some emergency cleanup handlers
2809	BEGIN {	3571	BEGIN {
		3572	our %SIGWATCHER = ();
2810	for my $signal (qw(INT HUP TERM)) {	3573	for my $signal (qw(INT HUP TERM)) {
2811	Event->signal (	3574	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2812	reentrant => 0,
2813	data => WF_AUTOCANCEL,
2814	signal => $signal,
2815	prio => 0,
2816	cb => sub {
2817	cf::cleanup "SIG$signal";	3575	cf::cleanup "SIG$signal";
2818	},
2819	);	3576	};
2820	}	3577	}
2821	}	3578	}
2822		3579
2823	sub write_runtime {	3580	sub write_runtime_sync {
2824	my $runtime = "$LOCALDIR/runtime";	3581	my $t0 = EV::time;
2825		3582
2826	# first touch the runtime file to show we are still running:	3583	# first touch the runtime file to show we are still running:
2827	# the fsync below can take a very very long time.	3584	# the fsync below can take a very very long time.
2828		3585
2829	IO::AIO::aio_utime $runtime, undef, undef;	3586	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2830		3587
2831	my $guard = cf::lock_acquire "write_runtime";	3588	my $guard = cf::lock_acquire "write_runtime";
2832		3589
2833	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3590	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
2834	or return;	3591	or return;
2835		3592
2836	my $value = $cf::RUNTIME + 90 + 10;	3593	my $value = $cf::RUNTIME + 90 + 10;
2837	# 10 is the runtime save interval, for a monotonic clock	3594	# 10 is the runtime save interval, for a monotonic clock
2838	# 60 allows for the watchdog to kill the server.	3595	# 60 allows for the watchdog to kill the server.
…		…
2848	aio_utime $fh, undef, undef;	3605	aio_utime $fh, undef, undef;
2849		3606
2850	close $fh	3607	close $fh
2851	or return;	3608	or return;
2852		3609
2853	aio_rename "$runtime~", $runtime	3610	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2854	and return;	3611	and return;
2855		3612
2856	warn "runtime file written.\n";	3613	warn sprintf "runtime file written (%gs).\n", EV::time - $t0;
2857		3614
2858	1	3615	1
		3616	}
		3617
		3618	our $uuid_lock;
		3619	our $uuid_skip;
		3620
		3621	sub write_uuid_sync($) {
		3622	$uuid_skip ||= $_[0];
		3623
		3624	return if $uuid_lock;
		3625	local $uuid_lock = 1;
		3626
		3627	my $uuid = "$LOCALDIR/uuid";
		3628
		3629	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3630	or return;
		3631
		3632	my $value = uuid_seq uuid_cur;
		3633
		3634	unless ($value) {
		3635	warn "cowardly refusing to write zero uuid value!\n";
		3636	return;
		3637	}
		3638
		3639	my $value = uuid_str $value + $uuid_skip;
		3640	$uuid_skip = 0;
		3641
		3642	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3643	and return;
		3644
		3645	# always fsync - this file is important
		3646	aio_fsync $fh
		3647	and return;
		3648
		3649	close $fh
		3650	or return;
		3651
		3652	aio_rename "$uuid~", $uuid
		3653	and return;
		3654
		3655	warn "uuid file written ($value).\n";
		3656
		3657	1
		3658
		3659	}
		3660
		3661	sub write_uuid($$) {
		3662	my ($skip, $sync) = @_;
		3663
		3664	$sync ? write_uuid_sync $skip
		3665	: async { write_uuid_sync $skip };
2859	}	3666	}
2860		3667
2861	sub emergency_save() {	3668	sub emergency_save() {
2862	my $freeze_guard = cf::freeze_mainloop;	3669	my $freeze_guard = cf::freeze_mainloop;
2863		3670
2864	warn "enter emergency perl save\n";	3671	warn "emergency_perl_save: enter\n";
2865		3672
2866	cf::sync_job {	3673	cf::sync_job {
		3674	# this is a trade-off: we want to be very quick here, so
		3675	# save all maps without fsync, and later call a global sync
		3676	# (which in turn might be very very slow)
		3677	local $USE_FSYNC = 0;
		3678
2867	# use a peculiar iteration method to avoid tripping on perl	3679	# use a peculiar iteration method to avoid tripping on perl
2868	# refcount bugs in for. also avoids problems with players	3680	# refcount bugs in for. also avoids problems with players
2869	# and maps saved/destroyed asynchronously.	3681	# and maps saved/destroyed asynchronously.
2870	warn "begin emergency player save\n";	3682	warn "emergency_perl_save: begin player save\n";
2871	for my $login (keys %cf::PLAYER) {	3683	for my $login (keys %cf::PLAYER) {
2872	my $pl = $cf::PLAYER{$login} or next;	3684	my $pl = $cf::PLAYER{$login} or next;
2873	$pl->valid or next;	3685	$pl->valid or next;
		3686	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2874	$pl->save;	3687	$pl->save;
2875	}	3688	}
2876	warn "end emergency player save\n";	3689	warn "emergency_perl_save: end player save\n";
2877		3690
2878	warn "begin emergency map save\n";	3691	warn "emergency_perl_save: begin map save\n";
2879	for my $path (keys %cf::MAP) {	3692	for my $path (keys %cf::MAP) {
2880	my $map = $cf::MAP{$path} or next;	3693	my $map = $cf::MAP{$path} or next;
2881	$map->valid or next;	3694	$map->valid or next;
2882	$map->save;	3695	$map->save;
2883	}	3696	}
2884	warn "end emergency map save\n";	3697	warn "emergency_perl_save: end map save\n";
2885		3698
2886	warn "begin emergency database checkpoint\n";	3699	warn "emergency_perl_save: begin database checkpoint\n";
2887	BDB::db_env_txn_checkpoint $DB_ENV;	3700	BDB::db_env_txn_checkpoint $DB_ENV;
2888	warn "end emergency database checkpoint\n";	3701	warn "emergency_perl_save: end database checkpoint\n";
		3702
		3703	warn "emergency_perl_save: begin write uuid\n";
		3704	write_uuid_sync 1;
		3705	warn "emergency_perl_save: end write uuid\n";
2889	};	3706	};
2890		3707
		3708	warn "emergency_perl_save: starting sync()\n";
		3709	IO::AIO::aio_sync sub {
		3710	warn "emergency_perl_save: finished sync()\n";
		3711	};
		3712
2891	warn "leave emergency perl save\n";	3713	warn "emergency_perl_save: leave\n";
2892	}	3714	}
2893		3715
2894	sub post_cleanup {	3716	sub post_cleanup {
2895	my ($make_core) = @_;	3717	my ($make_core) = @_;
2896		3718
2897	warn Carp::longmess "post_cleanup backtrace"	3719	warn Carp::longmess "post_cleanup backtrace"
2898	if $make_core;	3720	if $make_core;
		3721
		3722	my $fh = pidfile;
		3723	unlink $PIDFILE if <$fh> == $$;
		3724	}
		3725
		3726	# a safer delete_package, copied from Symbol
		3727	sub clear_package($) {
		3728	my $pkg = shift;
		3729
		3730	# expand to full symbol table name if needed
		3731	unless ($pkg =~ /^main::.*::$/) {
		3732	$pkg = "main$pkg" if $pkg =~ /^::/;
		3733	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3734	$pkg .= '::' unless $pkg =~ /::$/;
		3735	}
		3736
		3737	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3738	my $stem_symtab = *{$stem}{HASH};
		3739
		3740	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3741	or return;
		3742
		3743	# clear all symbols
		3744	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3745	for my $name (keys %$leaf_symtab) {
		3746	_gv_clear *{"$pkg$name"};
		3747	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3748	}
		3749	warn "cleared package $pkg\n";#d#
2899	}	3750	}
2900		3751
2901	sub do_reload_perl() {	3752	sub do_reload_perl() {
2902	# can/must only be called in main	3753	# can/must only be called in main
2903	if ($Coro::current != $Coro::main) {	3754	if ($Coro::current != $Coro::main) {
2904	warn "can only reload from main coroutine";	3755	warn "can only reload from main coroutine";
2905	return;	3756	return;
2906	}	3757	}
2907		3758
		3759	return if $RELOAD++;
		3760
		3761	my $t1 = EV::time;
		3762
		3763	while ($RELOAD) {
2908	warn "reloading...";	3764	warn "reloading...";
2909		3765
2910	warn "entering sync_job";	3766	warn "entering sync_job";
2911		3767
2912	cf::sync_job {	3768	cf::sync_job {
2913	cf::write_runtime; # external watchdog should not bark	3769	cf::write_runtime_sync; # external watchdog should not bark
2914	cf::emergency_save;	3770	cf::emergency_save;
2915	cf::write_runtime; # external watchdog should not bark	3771	cf::write_runtime_sync; # external watchdog should not bark
2916		3772
2917	warn "syncing database to disk";	3773	warn "syncing database to disk";
2918	BDB::db_env_txn_checkpoint $DB_ENV;	3774	BDB::db_env_txn_checkpoint $DB_ENV;
2919		3775
2920	# if anything goes wrong in here, we should simply crash as we already saved	3776	# if anything goes wrong in here, we should simply crash as we already saved
2921		3777
2922	warn "cancelling all WF_AUTOCANCEL watchers";
2923	for (Event::all_watchers) {
2924	$_->cancel if $_->data & WF_AUTOCANCEL;
2925	}
2926
2927	warn "flushing outstanding aio requests";	3778	warn "flushing outstanding aio requests";
2928	for (;;) {
2929	BDB::flush;
2930	IO::AIO::flush;
2931	Coro::cede;
2932	last unless IO::AIO::nreqs || BDB::nreqs;	3779	while (IO::AIO::nreqs || BDB::nreqs) {
2933	warn "iterate...";	3780	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
2934	}
2935
2936	++$RELOAD;
2937
2938	warn "cancelling all extension coros";
2939	$_->cancel for values %EXT_CORO;
2940	%EXT_CORO = ();
2941
2942	warn "removing commands";
2943	%COMMAND = ();
2944
2945	warn "removing ext/exti commands";
2946	%EXTCMD = ();
2947	%EXTICMD = ();
2948
2949	warn "unloading/nuking all extensions";
2950	for my $pkg (@EXTS) {
2951	warn "... unloading $pkg";
2952
2953	if (my $cb = $pkg->can ("unload")) {
2954	eval {
2955	$cb->($pkg);
2956	1
2957	} or warn "$pkg unloaded, but with errors: $@";
2958	}	3781	}
2959		3782
2960	warn "... nuking $pkg";	3783	warn "cancelling all extension coros";
2961	Symbol::delete_package $pkg;	3784	$_->cancel for values %EXT_CORO;
2962	}	3785	%EXT_CORO = ();
2963		3786
2964	warn "unloading all perl modules loaded from $LIBDIR";	3787	warn "removing commands";
2965	while (my ($k, $v) = each %INC) {	3788	%COMMAND = ();
2966	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2967		3789
		3790	warn "removing ext/exti commands";
		3791	%EXTCMD = ();
		3792	%EXTICMD = ();
		3793
		3794	warn "unloading/nuking all extensions";
		3795	for my $pkg (@EXTS) {
2968	warn "... unloading $k";	3796	warn "... unloading $pkg";
2969	delete $INC{$k};
2970		3797
2971	$k =~ s/\.pm$//;
2972	$k =~ s/\//::/g;
2973
2974	if (my $cb = $k->can ("unload_module")) {	3798	if (my $cb = $pkg->can ("unload")) {
		3799	eval {
2975	$cb->();	3800	$cb->($pkg);
		3801	1
		3802	} or warn "$pkg unloaded, but with errors: $@";
		3803	}
		3804
		3805	warn "... clearing $pkg";
		3806	clear_package $pkg;
2976	}	3807	}
2977		3808
2978	Symbol::delete_package $k;	3809	warn "unloading all perl modules loaded from $LIBDIR";
		3810	while (my ($k, $v) = each %INC) {
		3811	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3812
		3813	warn "... unloading $k";
		3814	delete $INC{$k};
		3815
		3816	$k =~ s/\.pm$//;
		3817	$k =~ s/\//::/g;
		3818
		3819	if (my $cb = $k->can ("unload_module")) {
		3820	$cb->();
		3821	}
		3822
		3823	clear_package $k;
2979	}	3824	}
2980		3825
2981	warn "getting rid of safe::, as good as possible";	3826	warn "getting rid of safe::, as good as possible";
2982	Symbol::delete_package "safe::$_"	3827	clear_package "safe::$_"
2983	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3828	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2984		3829
2985	warn "unloading cf.pm \"a bit\"";	3830	warn "unloading cf.pm \"a bit\"";
2986	delete $INC{"cf.pm"};	3831	delete $INC{"cf.pm"};
2987	delete $INC{"cf/pod.pm"};	3832	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
2988		3833
2989	# don't, removes xs symbols, too,	3834	# don't, removes xs symbols, too,
2990	# and global variables created in xs	3835	# and global variables created in xs
2991	#Symbol::delete_package __PACKAGE__;	3836	#clear_package __PACKAGE__;
2992		3837
2993	warn "unload completed, starting to reload now";	3838	warn "unload completed, starting to reload now";
2994		3839
2995	warn "reloading cf.pm";	3840	warn "reloading cf.pm";
2996	require cf;	3841	require cf;
2997	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3842	cf::_connect_to_perl_1;
2998		3843
2999	warn "loading config and database again";	3844	warn "loading config and database again";
3000	cf::cfg_load;	3845	cf::reload_config;
3001		3846
3002	warn "loading extensions";	3847	warn "loading extensions";
3003	cf::load_extensions;	3848	cf::load_extensions;
3004		3849
		3850	if ($REATTACH_ON_RELOAD) {
3005	warn "reattaching attachments to objects/players";	3851	warn "reattaching attachments to objects/players";
3006	_global_reattach; # objects, sockets	3852	_global_reattach; # objects, sockets
3007	warn "reattaching attachments to maps";	3853	warn "reattaching attachments to maps";
3008	reattach $_ for values %MAP;	3854	reattach $_ for values %MAP;
3009	warn "reattaching attachments to players";	3855	warn "reattaching attachments to players";
3010	reattach $_ for values %PLAYER;	3856	reattach $_ for values %PLAYER;
		3857	}
3011		3858
		3859	warn "running post_init jobs";
		3860	(pop @POST_INIT)->(1) while @POST_INIT;
		3861
3012	warn "leaving sync_job";	3862	warn "leaving sync_job";
3013		3863
3014	1	3864	1
3015	} or do {	3865	} or do {
3016	warn $@;	3866	warn $@;
3017	warn "error while reloading, exiting.";	3867	cf::cleanup "error while reloading, exiting.";
3018	exit 1;
3019	};	3868	};
3020		3869
3021	warn "reloaded";	3870	warn "reloaded";
		3871	--$RELOAD;
		3872	}
		3873
		3874	$t1 = EV::time - $t1;
		3875	warn "reload completed in ${t1}s\n";
3022	};	3876	};
3023		3877
3024	our $RELOAD_WATCHER; # used only during reload	3878	our $RELOAD_WATCHER; # used only during reload
3025		3879
3026	sub reload_perl() {	3880	sub reload_perl() {
3027	# doing reload synchronously and two reloads happen back-to-back,	3881	# doing reload synchronously and two reloads happen back-to-back,
3028	# coro crashes during coro_state_free->destroy here.	3882	# coro crashes during coro_state_free->destroy here.
3029		3883
3030	$RELOAD_WATCHER ||= Event->timer (	3884	$RELOAD_WATCHER ||= cf::async {
3031	reentrant => 0,	3885	Coro::AIO::aio_wait cache_extensions;
3032	after => 0,	3886
3033	data => WF_AUTOCANCEL,	3887	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3034	cb => sub {
3035	do_reload_perl;	3888	do_reload_perl;
3036	undef $RELOAD_WATCHER;	3889	undef $RELOAD_WATCHER;
3037	},	3890	};
3038	);	3891	};
3039	}	3892	}
3040		3893
3041	register_command "reload" => sub {	3894	register_command "reload" => sub {
3042	my ($who, $arg) = @_;	3895	my ($who, $arg) = @_;
3043		3896
3044	if ($who->flag (FLAG_WIZ)) {	3897	if ($who->flag (FLAG_WIZ)) {
3045	$who->message ("reloading server.");	3898	$who->message ("reloading server.");
		3899	async {
		3900	$Coro::current->{desc} = "perl_reload";
3046	async { reload_perl };	3901	reload_perl;
		3902	};
3047	}	3903	}
3048	};	3904	};
3049		3905
3050	unshift @INC, $LIBDIR;	3906	unshift @INC, $LIBDIR;
3051		3907
…		…
3053		3909
3054	our @WAIT_FOR_TICK;	3910	our @WAIT_FOR_TICK;
3055	our @WAIT_FOR_TICK_BEGIN;	3911	our @WAIT_FOR_TICK_BEGIN;
3056		3912
3057	sub wait_for_tick {	3913	sub wait_for_tick {
3058	return unless $TICK_WATCHER->is_active;
3059	return if $Coro::current == $Coro::main;	3914	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3060		3915
3061	my $signal = new Coro::Signal;	3916	my $signal = new Coro::Signal;
3062	push @WAIT_FOR_TICK, $signal;	3917	push @WAIT_FOR_TICK, $signal;
3063	$signal->wait;	3918	$signal->wait;
3064	}	3919	}
3065		3920
3066	sub wait_for_tick_begin {	3921	sub wait_for_tick_begin {
3067	return unless $TICK_WATCHER->is_active;
3068	return if $Coro::current == $Coro::main;	3922	return Coro::cede if tick_inhibit || $Coro::current == $Coro::main;
3069		3923
3070	my $signal = new Coro::Signal;	3924	my $signal = new Coro::Signal;
3071	push @WAIT_FOR_TICK_BEGIN, $signal;	3925	push @WAIT_FOR_TICK_BEGIN, $signal;
3072	$signal->wait;	3926	$signal->wait;
3073	}	3927	}
3074		3928
3075	my $min = 1e6;#d#	3929	sub tick {
3076	my $avg = 10;
3077	$TICK_WATCHER = Event->timer (
3078	reentrant => 0,
3079	parked => 1,
3080	prio => 0,
3081	at => $NEXT_TICK || $TICK,
3082	data => WF_AUTOCANCEL,
3083	cb => sub {
3084	if ($Coro::current != $Coro::main) {	3930	if ($Coro::current != $Coro::main) {
3085	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3931	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3086	unless ++$bug_warning > 10;	3932	unless ++$bug_warning > 10;
3087	return;	3933	return;
3088	}	3934	}
3089		3935
3090	$NOW = $tick_start = Event::time;
3091
3092	cf::server_tick; # one server iteration	3936	cf::server_tick; # one server iteration
3093		3937
3094	0 && sync_job {#d#	3938	#for(1..3e6){} EV::now_update; $NOW=EV::now; # generate load #d#
3095	for(1..10) {
3096	my $t = Event::time;
3097	my $map = my $map = new_from_path cf::map "/tmp/x.map"
3098	or die;
3099		3939
3100	$map->width (50);	3940	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3101	$map->height (50);	3941	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3102	$map->alloc;	3942	Coro::async_pool {
3103	$map->_load_objects ("/tmp/x.map", 1);	3943	$Coro::current->{desc} = "runtime saver";
3104	my $t = Event::time - $t;	3944	write_runtime_sync
3105		3945	or warn "ERROR: unable to write runtime file: $!";
3106	#next unless $t < 0.0013;#d#
3107	if ($t < $min) {
3108	$min = $t;
3109	}
3110	$avg = $avg * 0.99 + $t * 0.01;
3111	}
3112	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3113	exit 0;
3114	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3115	};	3946	};
		3947	}
3116		3948
3117	$RUNTIME += $TICK;
3118	$NEXT_TICK += $TICK;
3119
3120	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3121	$NEXT_RUNTIME_WRITE = $NOW + 10;
3122	Coro::async_pool {
3123	write_runtime
3124	or warn "ERROR: unable to write runtime file: $!";
3125	};
3126	}
3127
3128	# my $AFTER = Event::time;
3129	# warn $AFTER - $NOW;#d#
3130
3131	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3949	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3132	$sig->send;	3950	$sig->send;
3133	}	3951	}
3134	while (my $sig = shift @WAIT_FOR_TICK) {	3952	while (my $sig = shift @WAIT_FOR_TICK) {
3135	$sig->send;	3953	$sig->send;
3136	}	3954	}
3137		3955
3138	$NOW = Event::time;	3956	$LOAD = ($NOW - $TICK_START) / $TICK;
3139
3140	# if we are delayed by four ticks or more, skip them all
3141	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3142
3143	$TICK_WATCHER->at ($NEXT_TICK);
3144	$TICK_WATCHER->start;
3145
3146	$LOAD = ($NOW - $tick_start) / $TICK;
3147	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3957	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3148		3958
3149	_post_tick;	3959	if (0) {
3150		3960	if ($NEXT_TICK) {
3151		3961	my $jitter = $TICK_START - $NEXT_TICK;
		3962	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3963	warn "jitter $JITTER\n";#d#
		3964	}
3152	},	3965	}
3153	);	3966	}
3154		3967
3155	{	3968	{
3156	BDB::max_poll_time $TICK * 0.1;	3969	# configure BDB
3157	$BDB_POLL_WATCHER = Event->io (	3970
3158	reentrant => 0,
3159	fd => BDB::poll_fileno,
3160	poll => 'r',
3161	prio => 0,
3162	data => WF_AUTOCANCEL,
3163	cb => \&BDB::poll_cb,
3164	);
3165	BDB::min_parallel 8;	3971	BDB::min_parallel 16;
3166		3972	BDB::max_poll_reqs $TICK * 0.1;
3167	BDB::set_sync_prepare {	3973	$AnyEvent::BDB::WATCHER->priority (1);
3168	my $status;
3169	my $current = $Coro::current;
3170	(
3171	sub {
3172	$status = $!;
3173	$current->ready; undef $current;
3174	},
3175	sub {
3176	Coro::schedule while defined $current;
3177	$! = $status;
3178	},
3179	)
3180	};
3181		3974
3182	unless ($DB_ENV) {	3975	unless ($DB_ENV) {
3183	$DB_ENV = BDB::db_env_create;	3976	$DB_ENV = BDB::db_env_create;
		3977	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3978	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3979	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3980	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3981	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3184		3982
3185	cf::sync_job {	3983	cf::sync_job {
3186	eval {	3984	eval {
3187	BDB::db_env_open	3985	BDB::db_env_open
3188	$DB_ENV,	3986	$DB_ENV,
…		…
3190	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3988	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3191	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3989	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3192	0666;	3990	0666;
3193		3991
3194	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3992	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3195
3196	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3197	$DB_ENV->set_lk_detect;
3198	};	3993	};
3199		3994
3200	cf::cleanup "db_env_open(db): $@" if $@;	3995	cf::cleanup "db_env_open(db): $@" if $@;
3201	};	3996	};
3202	}	3997	}
		3998
		3999	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		4000	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		4001	};
		4002	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		4003	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		4004	};
		4005	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		4006	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		4007	};
3203	}	4008	}
3204		4009
3205	{	4010	{
		4011	# configure IO::AIO
		4012
3206	IO::AIO::min_parallel 8;	4013	IO::AIO::min_parallel 8;
3207
3208	undef $Coro::AIO::WATCHER;
3209	IO::AIO::max_poll_time $TICK * 0.1;	4014	IO::AIO::max_poll_time $TICK * 0.1;
3210	$AIO_POLL_WATCHER = Event->io (	4015	undef $AnyEvent::AIO::WATCHER;
3211	reentrant => 0,
3212	data => WF_AUTOCANCEL,
3213	fd => IO::AIO::poll_fileno,
3214	poll => 'r',
3215	prio => 6,
3216	cb => \&IO::AIO::poll_cb,
3217	);
3218	}	4016	}
3219		4017
3220	my $_log_backtrace;	4018	my $_log_backtrace;
3221		4019
3222	sub _log_backtrace {	4020	sub _log_backtrace {
…		…
3225	$msg =~ s/\n//;	4023	$msg =~ s/\n//;
3226		4024
3227	# limit the # of concurrent backtraces	4025	# limit the # of concurrent backtraces
3228	if ($_log_backtrace < 2) {	4026	if ($_log_backtrace < 2) {
3229	++$_log_backtrace;	4027	++$_log_backtrace;
		4028	my $perl_bt = Carp::longmess $msg;
3230	async {	4029	async {
		4030	$Coro::current->{desc} = "abt $msg";
		4031
3231	my @bt = fork_call {	4032	my @bt = fork_call {
3232	@addr = map { sprintf "%x", $_ } @addr;	4033	@addr = map { sprintf "%x", $_ } @addr;
3233	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	4034	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3234	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	4035	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3235	or die "addr2line: $!";	4036	or die "addr2line: $!";
…		…
3243	}	4044	}
3244		4045
3245	@funcs	4046	@funcs
3246	};	4047	};
3247		4048
3248	LOG llevInfo, "[ABT] $msg\n";	4049	LOG llevInfo, "[ABT] $perl_bt\n";
		4050	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3249	LOG llevInfo, "[ABT] $_\n" for @bt;	4051	LOG llevInfo, "[ABT] $_\n" for @bt;
3250	--$_log_backtrace;	4052	--$_log_backtrace;
3251	};	4053	};
3252	} else {	4054	} else {
3253	LOG llevInfo, "[ABT] $msg\n";	4055	LOG llevInfo, "[ABT] $msg\n";
3254	LOG llevInfo, "[ABT] [suppressed]\n";	4056	LOG llevInfo, "[ABT] [suppressed]\n";
3255	}	4057	}
3256	}	4058	}
3257		4059
3258	# load additional modules	4060	# load additional modules
3259	use cf::pod;	4061	require "cf/$_.pm" for @EXTRA_MODULES;
		4062	cf::_connect_to_perl_2;
3260		4063
3261	END { cf::emergency_save }	4064	END { cf::emergency_save }
3262		4065
3263	1	4066	1
3264		4067

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